Merge pull request #27028 from Microsoft/typedBindCallApply

Strict bind, call, and apply methods on functions

src/compiler/checker.ts

@@ -77,6 +77,7 @@ namespace ts {
         const allowSyntheticDefaultImports = getAllowSyntheticDefaultImports(compilerOptions);
         const strictNullChecks = getStrictOptionValue(compilerOptions, "strictNullChecks");
         const strictFunctionTypes = getStrictOptionValue(compilerOptions, "strictFunctionTypes");
+        const strictBindCallApply = getStrictOptionValue(compilerOptions, "strictBindCallApply");
         const strictPropertyInitialization = getStrictOptionValue(compilerOptions, "strictPropertyInitialization");
         const noImplicitAny = getStrictOptionValue(compilerOptions, "noImplicitAny");
         const noImplicitThis = getStrictOptionValue(compilerOptions, "noImplicitThis");
@@ -476,6 +477,8 @@ namespace ts {
 
         let globalObjectType: ObjectType;
         let globalFunctionType: ObjectType;
+        let globalCallableFunctionType: ObjectType;
+        let globalNewableFunctionType: ObjectType;
         let globalArrayType: GenericType;
         let globalReadonlyArrayType: GenericType;
         let globalStringType: ObjectType;
@@ -7391,8 +7394,12 @@ namespace ts {
                 if (symbol && symbolIsValue(symbol)) {
                     return symbol;
                 }
-                if (resolved === anyFunctionType || resolved.callSignatures.length || resolved.constructSignatures.length) {
-                    const symbol = getPropertyOfObjectType(globalFunctionType, name);
+                const functionType = resolved === anyFunctionType ? globalFunctionType :
+                    resolved.callSignatures.length ? globalCallableFunctionType :
+                    resolved.constructSignatures.length ? globalNewableFunctionType :
+                    undefined;
+                if (functionType) {
+                    const symbol = getPropertyOfObjectType(functionType, name);
                     if (symbol) {
                         return symbol;
                     }
@@ -13250,10 +13257,8 @@ namespace ts {
             const targetCount = getParameterCount(target);
             const sourceRestType = getEffectiveRestType(source);
             const targetRestType = getEffectiveRestType(target);
-            const paramCount = targetRestType ? Math.min(targetCount - 1, sourceCount) :
-                sourceRestType ? targetCount :
-                Math.min(sourceCount, targetCount);
-
+            const targetNonRestCount = targetRestType ? targetCount - 1 : targetCount;
+            const paramCount = sourceRestType ? targetNonRestCount : Math.min(sourceCount, targetNonRestCount);
             const sourceThisType = getThisTypeOfSignature(source);
             if (sourceThisType) {
                 const targetThisType = getThisTypeOfSignature(target);
@@ -13900,15 +13905,17 @@ namespace ts {
             if (!inferredType) {
                 const signature = context.signature;
                 if (signature) {
-                    if (inference.contraCandidates && (!inference.candidates || inference.candidates.length === 1 && inference.candidates[0].flags & TypeFlags.Never)) {
-                        // If we have contravariant inferences, but no covariant inferences or a single
-                        // covariant inference of 'never', we find the best common subtype and treat that
-                        // as a single covariant candidate.
-                        inference.candidates = [getContravariantInference(inference)];
-                        inference.contraCandidates = undefined;
+                    const inferredCovariantType = inference.candidates ? getCovariantInference(inference, signature) : undefined;
+                    if (inference.contraCandidates) {
+                        const inferredContravariantType = getContravariantInference(inference);
+                        // If we have both co- and contra-variant inferences, we prefer the contra-variant inference
+                        // unless the co-variant inference is a subtype and not 'never'.
+                        inferredType = inferredCovariantType && !(inferredCovariantType.flags & TypeFlags.Never) &&
+                            isTypeSubtypeOf(inferredCovariantType, inferredContravariantType) ?
+                            inferredCovariantType : inferredContravariantType;
                     }
-                    if (inference.candidates) {
-                        inferredType = getCovariantInference(inference, signature);
+                    else if (inferredCovariantType) {
+                        inferredType = inferredCovariantType;
                     }
                     else if (context.flags & InferenceFlags.NoDefault) {
                         // We use silentNeverType as the wildcard that signals no inferences.
@@ -19695,7 +19702,10 @@ namespace ts {
                         checkCandidate = candidate;
                     }
                     if (!checkApplicableSignature(node, args, checkCandidate, relation, excludeArgument, /*reportErrors*/ false)) {
-                        candidateForArgumentError = checkCandidate;
+                        // Give preference to error candidates that have no rest parameters (as they are more specific)
+                        if (!candidateForArgumentError || getEffectiveRestType(candidateForArgumentError) || !getEffectiveRestType(checkCandidate)) {
+                            candidateForArgumentError = checkCandidate;
+                        }
                         continue;
                     }
                     if (excludeArgument) {
@@ -19708,7 +19718,10 @@ namespace ts {
                             checkCandidate = getSignatureInstantiation(candidate, typeArgumentTypes, isInJSFile(candidate.declaration));
                         }
                         if (!checkApplicableSignature(node, args, checkCandidate, relation, excludeArgument, /*reportErrors*/ false)) {
-                            candidateForArgumentError = checkCandidate;
+                            // Give preference to error candidates that have no rest parameters (as they are more specific)
+                            if (!candidateForArgumentError || getEffectiveRestType(candidateForArgumentError) || !getEffectiveRestType(checkCandidate)) {
+                                candidateForArgumentError = checkCandidate;
+                            }
                             continue;
                         }
                     }
@@ -28040,8 +28053,11 @@ namespace ts {
         function getAugmentedPropertiesOfType(type: Type): Symbol[] {
             type = getApparentType(type);
             const propsByName = createSymbolTable(getPropertiesOfType(type));
-            if (typeHasCallOrConstructSignatures(type)) {
-                forEach(getPropertiesOfType(globalFunctionType), p => {
+            const functionType = getSignaturesOfType(type, SignatureKind.Call).length ? globalCallableFunctionType :
+                getSignaturesOfType(type, SignatureKind.Construct).length ? globalNewableFunctionType :
+                undefined;
+            if (functionType) {
+                forEach(getPropertiesOfType(functionType), p => {
                     if (!propsByName.has(p.escapedName)) {
                         propsByName.set(p.escapedName, p);
                     }
@@ -28821,6 +28837,8 @@ namespace ts {
             globalArrayType = getGlobalType("Array" as __String, /*arity*/ 1, /*reportErrors*/ true);
             globalObjectType = getGlobalType("Object" as __String, /*arity*/ 0, /*reportErrors*/ true);
             globalFunctionType = getGlobalType("Function" as __String, /*arity*/ 0, /*reportErrors*/ true);
+            globalCallableFunctionType = strictBindCallApply && getGlobalType("CallableFunction" as __String, /*arity*/ 0, /*reportErrors*/ true) || globalFunctionType;
+            globalNewableFunctionType = strictBindCallApply && getGlobalType("NewableFunction" as __String, /*arity*/ 0, /*reportErrors*/ true) || globalFunctionType;
             globalStringType = getGlobalType("String" as __String, /*arity*/ 0, /*reportErrors*/ true);
             globalNumberType = getGlobalType("Number" as __String, /*arity*/ 0, /*reportErrors*/ true);
             globalBooleanType = getGlobalType("Boolean" as __String, /*arity*/ 0, /*reportErrors*/ true);

src/compiler/commandLineParser.ts

@@ -373,6 +373,14 @@ namespace ts {
             category: Diagnostics.Strict_Type_Checking_Options,
             description: Diagnostics.Enable_strict_checking_of_function_types
         },
+        {
+            name: "strictBindCallApply",
+            type: "boolean",
+            strictFlag: true,
+            showInSimplifiedHelpView: true,
+            category: Diagnostics.Strict_Type_Checking_Options,
+            description: Diagnostics.Enable_strict_bind_call_and_apply_methods_on_functions
+        },
         {
             name: "strictPropertyInitialization",
             type: "boolean",

src/compiler/diagnosticMessages.json

@@ -3759,6 +3759,10 @@
         "category": "Message",
         "code": 6213
     },
+    "Enable strict 'bind', 'call', and 'apply' methods on functions.": {
+        "category": "Message",
+        "code": 6214
+    },
 
     "Projects to reference": {
         "category": "Message",

src/compiler/types.ts

@@ -4427,6 +4427,7 @@ namespace ts {
         sourceRoot?: string;
         strict?: boolean;
         strictFunctionTypes?: boolean;  // Always combine with strict property
+        strictBindCallApply?: boolean;  // Always combine with strict property
         strictNullChecks?: boolean;  // Always combine with strict property
         strictPropertyInitialization?: boolean;  // Always combine with strict property
         stripInternal?: boolean;

src/compiler/utilities.ts

@@ -7085,7 +7085,7 @@ namespace ts {
         return !!(compilerOptions.declaration || compilerOptions.composite);
     }
 
-    export type StrictOptionName = "noImplicitAny" | "noImplicitThis" | "strictNullChecks" | "strictFunctionTypes" | "strictPropertyInitialization" | "alwaysStrict";
+    export type StrictOptionName = "noImplicitAny" | "noImplicitThis" | "strictNullChecks" | "strictFunctionTypes" | "strictBindCallApply" | "strictPropertyInitialization" | "alwaysStrict";
 
     export function getStrictOptionValue(compilerOptions: CompilerOptions, flag: StrictOptionName): boolean {
         return compilerOptions[flag] === undefined ? !!compilerOptions.strict : !!compilerOptions[flag];

src/harness/virtualFileSystemWithWatch.ts

@@ -4,6 +4,8 @@ namespace ts.TestFSWithWatch {
         content: `/// <reference no-default-lib="true"/>
 interface Boolean {}
 interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
 interface IArguments {}
 interface Number { toExponential: any; }
 interface Object {}

src/lib/es5.d.ts

@@ -295,6 +295,66 @@ interface FunctionConstructor {
 
 declare const Function: FunctionConstructor;
 
+interface CallableFunction extends Function {
+    /**
+      * Calls the function with the specified object as the this value and the elements of specified array as the arguments.
+      * @param thisArg The object to be used as the this object.
+      * @param args An array of argument values to be passed to the function.
+      */
+    apply<T, R>(this: (this: T) => R, thisArg: T): R;
+    apply<T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R;
+
+    /**
+      * Calls the function with the specified object as the this value and the specified rest arguments as the arguments.
+      * @param thisArg The object to be used as the this object.
+      * @param args Argument values to be passed to the function.
+      */
+    call<T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A): R;
+
+    /**
+      * For a given function, creates a bound function that has the same body as the original function.
+      * The this object of the bound function is associated with the specified object, and has the specified initial parameters.
+      * @param thisArg The object to be used as the this object.
+      * @param args Arguments to bind to the parameters of the function.
+      */
+    bind<T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R;
+    bind<T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R;
+    bind<T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R;
+    bind<T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R;
+    bind<T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R;
+    bind<T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R;
+}
+
+interface NewableFunction extends Function {
+    /**
+      * Calls the function with the specified object as the this value and the elements of specified array as the arguments.
+      * @param thisArg The object to be used as the this object.
+      * @param args An array of argument values to be passed to the function.
+      */
+    apply<T>(this: new () => T, thisArg: T): void;
+    apply<T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void;
+
+    /**
+      * Calls the function with the specified object as the this value and the specified rest arguments as the arguments.
+      * @param thisArg The object to be used as the this object.
+      * @param args Argument values to be passed to the function.
+      */
+    call<T, A extends any[]>(this: new (...args: A) => T, thisArg: T, ...args: A): void;
+
+    /**
+      * For a given function, creates a bound function that has the same body as the original function.
+      * The this object of the bound function is associated with the specified object, and has the specified initial parameters.
+      * @param thisArg The object to be used as the this object.
+      * @param args Arguments to bind to the parameters of the function.
+      */
+    bind<A extends any[], R>(this: new (...args: A) => R, thisArg: any): new (...args: A) => R;
+    bind<A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R;
+    bind<A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R;
+    bind<A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R;
+    bind<A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R;
+    bind<AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R;
+}
+
 interface IArguments {
     [index: number]: any;
     length: number;

tests/baselines/reference/api/tsserverlibrary.d.ts

@@ -2494,6 +2494,7 @@ declare namespace ts {
         sourceRoot?: string;
         strict?: boolean;
         strictFunctionTypes?: boolean;
+        strictBindCallApply?: boolean;
         strictNullChecks?: boolean;
         strictPropertyInitialization?: boolean;
         stripInternal?: boolean;

tests/baselines/reference/api/typescript.d.ts

@@ -2494,6 +2494,7 @@ declare namespace ts {
         sourceRoot?: string;
         strict?: boolean;
         strictFunctionTypes?: boolean;
+        strictBindCallApply?: boolean;
         strictNullChecks?: boolean;
         strictPropertyInitialization?: boolean;
         stripInternal?: boolean;

tests/baselines/reference/booleanLiteralsContextuallyTypedFromUnion.errors.txt

@@ -0,0 +1,31 @@
+error TS2318: Cannot find global type 'CallableFunction'.
+error TS2318: Cannot find global type 'NewableFunction'.
+
+
+!!! error TS2318: Cannot find global type 'CallableFunction'.
+!!! error TS2318: Cannot find global type 'NewableFunction'.
+==== tests/cases/compiler/booleanLiteralsContextuallyTypedFromUnion.tsx (0 errors) ====
+    interface A { isIt: true; text: string; }
+    interface B { isIt: false; value: number; }
+    type C = A | B;
+    const isIt = Math.random() > 0.5;
+    const c: C = isIt ? { isIt, text: 'hey' } : { isIt, value: 123 };
+    const cc: C = isIt ? { isIt: isIt, text: 'hey' } : { isIt: isIt, value: 123 };
+    
+    type ComponentProps =
+        | {
+            optionalBool: true;
+            mandatoryFn: () => void;
+        }
+        | {
+            optionalBool: false;
+        };
+    
+    let Funk = (_props: ComponentProps) => <div>Hello</div>;
+    
+    let Fail1 = () => <Funk mandatoryFn={() => { }} optionalBool={true} />
+    let Fail2 = () => <Funk mandatoryFn={() => { }} optionalBool={true as true} />
+    let True = true as true;
+    let Fail3 = () => <Funk mandatoryFn={() => { }} optionalBool={True} />
+    let attrs2 = { optionalBool: true as true, mandatoryFn: () => { } }
+    let Success = () => <Funk {...attrs2} />

tests/baselines/reference/destructuringParameterDeclaration4.errors.txt

@@ -41,7 +41,7 @@ tests/cases/conformance/es6/destructuring/destructuringParameterDeclaration4.ts(
     a1(...array2);            // Error parameter type is (number|string)[]
           ~~~~~~
 !!! error TS2552: Cannot find name 'array2'. Did you mean 'Array'?
-!!! related TS2728 /.ts/lib.es5.d.ts:1298:15: 'Array' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:1358:15: 'Array' is declared here.
     a5([1, 2, "string", false, true]);       // Error, parameter type is [any, any, [[any]]]
               ~~~~~~~~
 !!! error TS2322: Type 'string' is not assignable to type '[[any]]'.

tests/baselines/reference/externModule.errors.txt

@@ -69,20 +69,20 @@ tests/cases/compiler/externModule.ts(37,3): error TS2552: Cannot find name 'XDat
     var d=new XDate();
               ~~~~~
 !!! error TS2552: Cannot find name 'XDate'. Did you mean 'Date'?
-!!! related TS2728 /.ts/lib.es5.d.ts:837:15: 'Date' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:897:15: 'Date' is declared here.
     d.getDay();
     d=new XDate(1978,2);
           ~~~~~
 !!! error TS2552: Cannot find name 'XDate'. Did you mean 'Date'?
-!!! related TS2728 /.ts/lib.es5.d.ts:837:15: 'Date' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:897:15: 'Date' is declared here.
     d.getXDate();
     var n=XDate.parse("3/2/2004");
           ~~~~~
 !!! error TS2552: Cannot find name 'XDate'. Did you mean 'Date'?
-!!! related TS2728 /.ts/lib.es5.d.ts:837:15: 'Date' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:897:15: 'Date' is declared here.
     n=XDate.UTC(1964,2,1);
       ~~~~~
 !!! error TS2552: Cannot find name 'XDate'. Did you mean 'Date'?
-!!! related TS2728 /.ts/lib.es5.d.ts:837:15: 'Date' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:897:15: 'Date' is declared here.
     
     

tests/baselines/reference/genericRestArityStrict.errors.txt

@@ -1,7 +1,8 @@
-tests/cases/conformance/types/rest/genericRestArityStrict.ts(7,6): error TS2345: Argument of type '(x: number, y: number) => number' is not assignable to parameter of type '() => void'.
+tests/cases/conformance/types/rest/genericRestArityStrict.ts(7,1): error TS2554: Expected 3 arguments, but got 1.
+tests/cases/conformance/types/rest/genericRestArityStrict.ts(8,1): error TS2554: Expected 3 arguments, but got 8.
 
 
-==== tests/cases/conformance/types/rest/genericRestArityStrict.ts (1 errors) ====
+==== tests/cases/conformance/types/rest/genericRestArityStrict.ts (2 errors) ====
     // Repro from #25559
     
     declare function call<TS extends unknown[]>(
@@ -9,7 +10,10 @@ tests/cases/conformance/types/rest/genericRestArityStrict.ts(7,6): error TS2345:
         ...args: TS): void;
       
     call((x: number, y: number) => x + y);
-         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2345: Argument of type '(x: number, y: number) => number' is not assignable to parameter of type '() => void'.
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2554: Expected 3 arguments, but got 1.
+!!! related TS6210 tests/cases/conformance/types/rest/genericRestArityStrict.ts:5:5: An argument for 'args' was not provided.
     call((x: number, y: number) => x + y, 1, 2, 3, 4, 5, 6, 7);
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2554: Expected 3 arguments, but got 8.
     

tests/baselines/reference/genericRestArityStrict.types

@@ -22,7 +22,7 @@ call((x: number, y: number) => x + y);
 >y : number
 
 call((x: number, y: number) => x + y, 1, 2, 3, 4, 5, 6, 7);
->call((x: number, y: number) => x + y, 1, 2, 3, 4, 5, 6, 7) : void
+>call((x: number, y: number) => x + y, 1, 2, 3, 4, 5, 6, 7) : any
 >call : <TS extends unknown[]>(handler: (...args: TS) => void, ...args: TS) => void
 >(x: number, y: number) => x + y : (x: number, y: number) => number
 >x : number

tests/baselines/reference/jsxChildrenGenericContextualTypes.errors.txt

@@ -1,13 +1,9 @@
 tests/cases/compiler/jsxChildrenGenericContextualTypes.tsx(20,46): error TS2322: Type '"y"' is not assignable to type '"x"'.
-tests/cases/compiler/jsxChildrenGenericContextualTypes.tsx(21,19): error TS2322: Type '{ children: (p: LitProps<"x">) => "y"; prop: "x"; }' is not assignable to type 'IntrinsicAttributes & LitProps<"x" | "y">'.
-  Type '{ children: (p: LitProps<"x">) => "y"; prop: "x"; }' is not assignable to type 'LitProps<"x" | "y">'.
+tests/cases/compiler/jsxChildrenGenericContextualTypes.tsx(21,19): error TS2322: Type '{ children: (p: LitProps<"x">) => "y"; prop: "x"; }' is not assignable to type 'IntrinsicAttributes & LitProps<"x">'.
+  Type '{ children: (p: LitProps<"x">) => "y"; prop: "x"; }' is not assignable to type 'LitProps<"x">'.
     Types of property 'children' are incompatible.
-      Type '(p: LitProps<"x">) => "y"' is not assignable to type '(x: LitProps<"x" | "y">) => "x" | "y"'.
-        Types of parameters 'p' and 'x' are incompatible.
-          Type 'LitProps<"x" | "y">' is not assignable to type 'LitProps<"x">'.
-            Types of property 'prop' are incompatible.
-              Type '"x" | "y"' is not assignable to type '"x"'.
-                Type '"y"' is not assignable to type '"x"'.
+      Type '(p: LitProps<"x">) => "y"' is not assignable to type '(x: LitProps<"x">) => "x"'.
+        Type '"y"' is not assignable to type '"x"'.
 tests/cases/compiler/jsxChildrenGenericContextualTypes.tsx(22,21): error TS2322: Type '{ children: () => number; prop: "x"; }' is not assignable to type 'IntrinsicAttributes & LitProps<"x">'.
   Type '{ children: () => number; prop: "x"; }' is not assignable to type 'LitProps<"x">'.
     Types of property 'children' are incompatible.
@@ -41,15 +37,11 @@ tests/cases/compiler/jsxChildrenGenericContextualTypes.tsx(22,21): error TS2322:
 !!! related TS6502 tests/cases/compiler/jsxChildrenGenericContextualTypes.tsx:13:44: The expected type comes from the return type of this signature.
     const argchild = <ElemLit prop="x">{p => "y"}</ElemLit>
                       ~~~~~~~
-!!! error TS2322: Type '{ children: (p: LitProps<"x">) => "y"; prop: "x"; }' is not assignable to type 'IntrinsicAttributes & LitProps<"x" | "y">'.
-!!! error TS2322:   Type '{ children: (p: LitProps<"x">) => "y"; prop: "x"; }' is not assignable to type 'LitProps<"x" | "y">'.
+!!! error TS2322: Type '{ children: (p: LitProps<"x">) => "y"; prop: "x"; }' is not assignable to type 'IntrinsicAttributes & LitProps<"x">'.
+!!! error TS2322:   Type '{ children: (p: LitProps<"x">) => "y"; prop: "x"; }' is not assignable to type 'LitProps<"x">'.
 !!! error TS2322:     Types of property 'children' are incompatible.
-!!! error TS2322:       Type '(p: LitProps<"x">) => "y"' is not assignable to type '(x: LitProps<"x" | "y">) => "x" | "y"'.
-!!! error TS2322:         Types of parameters 'p' and 'x' are incompatible.
-!!! error TS2322:           Type 'LitProps<"x" | "y">' is not assignable to type 'LitProps<"x">'.
-!!! error TS2322:             Types of property 'prop' are incompatible.
-!!! error TS2322:               Type '"x" | "y"' is not assignable to type '"x"'.
-!!! error TS2322:                 Type '"y"' is not assignable to type '"x"'.
+!!! error TS2322:       Type '(p: LitProps<"x">) => "y"' is not assignable to type '(x: LitProps<"x">) => "x"'.
+!!! error TS2322:         Type '"y"' is not assignable to type '"x"'.
     const mismatched = <ElemLit prop="x">{() => 12}</ElemLit>
                         ~~~~~~~
 !!! error TS2322: Type '{ children: () => number; prop: "x"; }' is not assignable to type 'IntrinsicAttributes & LitProps<"x">'.

tests/baselines/reference/modularizeLibrary_ErrorFromUsingES6FeaturesWithOnlyES5Lib.errors.txt

@@ -41,7 +41,7 @@ tests/cases/compiler/modularizeLibrary_ErrorFromUsingES6FeaturesWithOnlyES5Lib.t
     Math.sign(1);
          ~~~~
 !!! error TS2551: Property 'sign' does not exist on type 'Math'. Did you mean 'sin'?
-!!! related TS2728 /.ts/lib.es5.d.ts:643:5: 'sin' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:703:5: 'sin' is declared here.
     
     // Using ES6 object
     var o = {

tests/baselines/reference/narrowExceptionVariableInCatchClause.errors.txt

@@ -24,7 +24,7 @@ tests/cases/conformance/types/any/narrowExceptionVariableInCatchClause.ts(16,17)
                 err.massage; // ERROR: Property 'massage' does not exist on type 'Error'
                     ~~~~~~~
 !!! error TS2551: Property 'massage' does not exist on type 'Error'. Did you mean 'message'?
-!!! related TS2728 /.ts/lib.es5.d.ts:904:5: 'message' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:964:5: 'message' is declared here.
             }
     
             else {

tests/baselines/reference/narrowFromAnyWithInstanceof.errors.txt

@@ -22,7 +22,7 @@ tests/cases/conformance/types/any/narrowFromAnyWithInstanceof.ts(22,7): error TS
         x.mesage;
           ~~~~~~
 !!! error TS2551: Property 'mesage' does not exist on type 'Error'. Did you mean 'message'?
-!!! related TS2728 /.ts/lib.es5.d.ts:904:5: 'message' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:964:5: 'message' is declared here.
     }
     
     if (x instanceof Date) {
@@ -30,6 +30,6 @@ tests/cases/conformance/types/any/narrowFromAnyWithInstanceof.ts(22,7): error TS
         x.getHuors();
           ~~~~~~~~
 !!! error TS2551: Property 'getHuors' does not exist on type 'Date'. Did you mean 'getHours'?
-!!! related TS2728 /.ts/lib.es5.d.ts:693:5: 'getHours' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:753:5: 'getHours' is declared here.
     }
     

tests/baselines/reference/narrowFromAnyWithTypePredicate.errors.txt

@@ -39,7 +39,7 @@ tests/cases/conformance/types/any/narrowFromAnyWithTypePredicate.ts(33,7): error
         x.mesage;
           ~~~~~~
 !!! error TS2551: Property 'mesage' does not exist on type 'Error'. Did you mean 'message'?
-!!! related TS2728 /.ts/lib.es5.d.ts:904:5: 'message' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:964:5: 'message' is declared here.
     }
     
     if (isDate(x)) {
@@ -47,6 +47,6 @@ tests/cases/conformance/types/any/narrowFromAnyWithTypePredicate.ts(33,7): error
         x.getHuors();
           ~~~~~~~~
 !!! error TS2551: Property 'getHuors' does not exist on type 'Date'. Did you mean 'getHours'?
-!!! related TS2728 /.ts/lib.es5.d.ts:693:5: 'getHours' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:753:5: 'getHours' is declared here.
     }
     

tests/baselines/reference/parserMemberAccessAfterPostfixExpression1.errors.txt

@@ -11,4 +11,4 @@ tests/cases/conformance/parser/ecmascript5/Expressions/parserMemberAccessAfterPo
 !!! error TS1005: ';' expected.
         ~~~~~~~~
 !!! error TS2552: Cannot find name 'toString'. Did you mean 'String'?
-!!! related TS2728 /.ts/lib.es5.d.ts:457:15: 'String' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:517:15: 'String' is declared here.

tests/baselines/reference/parserS7.2_A1.5_T2.errors.txt

@@ -19,7 +19,7 @@ tests/cases/conformance/parser/ecmascript5/parserS7.2_A1.5_T2.ts(20,3): error TS
       $ERROR('#1: eval("\\u00A0var x\\u00A0= 1\\u00A0"); x === 1. Actual: ' + (x));
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     
     //CHECK#2
@@ -28,7 +28,7 @@ tests/cases/conformance/parser/ecmascript5/parserS7.2_A1.5_T2.ts(20,3): error TS
       $ERROR('#2:  var x = 1 ; x === 1. Actual: ' + (x));
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     
     

tests/baselines/reference/parserS7.3_A1.1_T2.errors.txt

@@ -21,7 +21,7 @@ tests/cases/conformance/parser/ecmascript5/parserS7.3_A1.1_T2.ts(17,3): error TS
       $ERROR('#1: var\\nx\\n=\\n1\\n; x === 1. Actual: ' + (x));
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     
     

tests/baselines/reference/parserS7.6_A4.2_T1.errors.txt

@@ -50,70 +50,70 @@ tests/cases/conformance/parser/ecmascript5/parserS7.6_A4.2_T1.ts(142,3): error T
       $ERROR('#А');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0411 = 1;
     if (Б !== 1) {
       $ERROR('#Б');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0412 = 1;
     if (В !== 1) {
       $ERROR('#В');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0413 = 1;
     if (Г !== 1) {
       $ERROR('#Г');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0414 = 1;
     if (Д !== 1) {
       $ERROR('#Д');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0415 = 1;
     if (Е !== 1) {
       $ERROR('#Е');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0416 = 1;
     if (Ж !== 1) {
       $ERROR('#Ж');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0417 = 1;
     if (З !== 1) {
       $ERROR('#З');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0418 = 1;
     if (И !== 1) {
       $ERROR('#И');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0419 = 1;
     if (Й !== 1) {
       $ERROR('#Й');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u041A = 1;
     if (К !== 1) {

tests/baselines/reference/parserUnicode1.errors.txt

@@ -11,13 +11,13 @@ tests/cases/conformance/parser/ecmascript5/parserUnicode1.ts(10,5): error TS2552
         $ERROR('#6.1: var \\u0078x = 1; xx === 6. Actual: ' + (xx));
         ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
       }
     }
     catch (e) {
         $ERROR('#6.2: var \\u0078x = 1; xx === 6. Actual: ' + (xx));
         ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     
     }

tests/baselines/reference/promiseTypeInference.errors.txt

@@ -26,5 +26,5 @@ tests/cases/compiler/promiseTypeInference.ts(10,39): error TS2322: Type 'IPromis
 !!! error TS2322:         Types of parameters 'success' and 'onfulfilled' are incompatible.
 !!! error TS2322:           Type 'TResult1 | PromiseLike<TResult1>' is not assignable to type 'IPromise<TResult1 | TResult2>'.
 !!! error TS2322:             Type 'TResult1' is not assignable to type 'IPromise<TResult1 | TResult2>'.
-!!! related TS6502 /.ts/lib.es5.d.ts:1336:57: The expected type comes from the return type of this signature.
+!!! related TS6502 /.ts/lib.es5.d.ts:1396:57: The expected type comes from the return type of this signature.
     

tests/baselines/reference/scannerS7.2_A1.5_T2.errors.txt

@@ -19,7 +19,7 @@ tests/cases/conformance/scanner/ecmascript5/scannerS7.2_A1.5_T2.ts(20,3): error
       $ERROR('#1: eval("\\u00A0var x\\u00A0= 1\\u00A0"); x === 1. Actual: ' + (x));
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     
     //CHECK#2
@@ -28,7 +28,7 @@ tests/cases/conformance/scanner/ecmascript5/scannerS7.2_A1.5_T2.ts(20,3): error
       $ERROR('#2:  var x = 1 ; x === 1. Actual: ' + (x));
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     
     

tests/baselines/reference/scannerS7.3_A1.1_T2.errors.txt

@@ -21,7 +21,7 @@ tests/cases/conformance/scanner/ecmascript5/scannerS7.3_A1.1_T2.ts(17,3): error
       $ERROR('#1: var\\nx\\n=\\n1\\n; x === 1. Actual: ' + (x));
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     
     

tests/baselines/reference/scannerS7.6_A4.2_T1.errors.txt

@@ -50,70 +50,70 @@ tests/cases/conformance/scanner/ecmascript5/scannerS7.6_A4.2_T1.ts(142,3): error
       $ERROR('#А');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0411 = 1;
     if (Б !== 1) {
       $ERROR('#Б');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0412 = 1;
     if (В !== 1) {
       $ERROR('#В');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0413 = 1;
     if (Г !== 1) {
       $ERROR('#Г');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0414 = 1;
     if (Д !== 1) {
       $ERROR('#Д');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0415 = 1;
     if (Е !== 1) {
       $ERROR('#Е');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0416 = 1;
     if (Ж !== 1) {
       $ERROR('#Ж');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0417 = 1;
     if (З !== 1) {
       $ERROR('#З');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0418 = 1;
     if (И !== 1) {
       $ERROR('#И');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u0419 = 1;
     if (Й !== 1) {
       $ERROR('#Й');
       ~~~~~~
 !!! error TS2552: Cannot find name '$ERROR'. Did you mean 'Error'?
-!!! related TS2728 /.ts/lib.es5.d.ts:914:15: 'Error' is declared here.
+!!! related TS2728 /.ts/lib.es5.d.ts:974:15: 'Error' is declared here.
     }
     var \u041A = 1;
     if (К !== 1) {

tests/baselines/reference/strictBindCallApply1.errors.txt

@@ -0,0 +1,139 @@
+tests/cases/conformance/functions/strictBindCallApply1.ts(6,35): error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(9,11): error TS2554: Expected 3 arguments, but got 2.
+tests/cases/conformance/functions/strictBindCallApply1.ts(10,35): error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(11,11): error TS2554: Expected 3 arguments, but got 4.
+tests/cases/conformance/functions/strictBindCallApply1.ts(14,32): error TS2345: Argument of type '[number]' is not assignable to parameter of type '[number, string]'.
+  Property '1' is missing in type '[number]'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(15,37): error TS2322: Type 'number' is not assignable to type 'string'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(16,32): error TS2345: Argument of type '[number, string, number]' is not assignable to parameter of type '[number, string]'.
+  Types of property 'length' are incompatible.
+    Type '3' is not assignable to type '2'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(29,29): error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(30,22): error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'C'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(33,11): error TS2554: Expected 3 arguments, but got 2.
+tests/cases/conformance/functions/strictBindCallApply1.ts(34,29): error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(35,11): error TS2554: Expected 3 arguments, but got 4.
+tests/cases/conformance/functions/strictBindCallApply1.ts(36,22): error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'C'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(39,26): error TS2345: Argument of type '[number]' is not assignable to parameter of type '[number, string]'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(40,31): error TS2322: Type 'number' is not assignable to type 'string'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(41,26): error TS2345: Argument of type '[number, string, number]' is not assignable to parameter of type '[number, string]'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(42,23): error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'C'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(47,33): error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(50,1): error TS2554: Expected 3 arguments, but got 2.
+tests/cases/conformance/functions/strictBindCallApply1.ts(51,15): error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(52,1): error TS2554: Expected 3 arguments, but got 4.
+tests/cases/conformance/functions/strictBindCallApply1.ts(55,12): error TS2345: Argument of type '[number]' is not assignable to parameter of type '[number, string]'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(56,17): error TS2322: Type 'number' is not assignable to type 'string'.
+tests/cases/conformance/functions/strictBindCallApply1.ts(57,12): error TS2345: Argument of type '[number, string, number]' is not assignable to parameter of type '[number, string]'.
+
+
+==== tests/cases/conformance/functions/strictBindCallApply1.ts (24 errors) ====
+    declare function foo(a: number, b: string): string;
+    
+    let f00 = foo.bind(undefined);
+    let f01 = foo.bind(undefined, 10);
+    let f02 = foo.bind(undefined, 10, "hello");
+    let f03 = foo.bind(undefined, 10, 20);  // Error
+                                      ~~
+!!! error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+    
+    let c00 = foo.call(undefined, 10, "hello");
+    let c01 = foo.call(undefined, 10);  // Error
+              ~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2554: Expected 3 arguments, but got 2.
+    let c02 = foo.call(undefined, 10, 20);  // Error
+                                      ~~
+!!! error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+    let c03 = foo.call(undefined, 10, "hello", 30);  // Error
+              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2554: Expected 3 arguments, but got 4.
+    
+    let a00 = foo.apply(undefined, [10, "hello"]);
+    let a01 = foo.apply(undefined, [10]);  // Error
+                                   ~~~~
+!!! error TS2345: Argument of type '[number]' is not assignable to parameter of type '[number, string]'.
+!!! error TS2345:   Property '1' is missing in type '[number]'.
+    let a02 = foo.apply(undefined, [10, 20]);  // Error
+                                        ~~
+!!! error TS2322: Type 'number' is not assignable to type 'string'.
+    let a03 = foo.apply(undefined, [10, "hello", 30]);  // Error
+                                   ~~~~~~~~~~~~~~~~~
+!!! error TS2345: Argument of type '[number, string, number]' is not assignable to parameter of type '[number, string]'.
+!!! error TS2345:   Types of property 'length' are incompatible.
+!!! error TS2345:     Type '3' is not assignable to type '2'.
+    
+    class C {
+        constructor(a: number, b: string) {}
+        foo(this: this, a: number, b: string): string { return "" }
+    }
+    
+    declare let c: C;
+    declare let obj: {};
+    
+    let f10 = c.foo.bind(c);
+    let f11 = c.foo.bind(c, 10);
+    let f12 = c.foo.bind(c, 10, "hello");
+    let f13 = c.foo.bind(c, 10, 20);  // Error
+                                ~~
+!!! error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+    let f14 = c.foo.bind(undefined);  // Error
+                         ~~~~~~~~~
+!!! error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'C'.
+    
+    let c10 = c.foo.call(c, 10, "hello");
+    let c11 = c.foo.call(c, 10);  // Error
+              ~~~~~~~~~~~~~~~~~
+!!! error TS2554: Expected 3 arguments, but got 2.
+    let c12 = c.foo.call(c, 10, 20);  // Error
+                                ~~
+!!! error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+    let c13 = c.foo.call(c, 10, "hello", 30);  // Error
+              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2554: Expected 3 arguments, but got 4.
+    let c14 = c.foo.call(undefined, 10, "hello");  // Error
+                         ~~~~~~~~~
+!!! error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'C'.
+    
+    let a10 = c.foo.apply(c, [10, "hello"]);
+    let a11 = c.foo.apply(c, [10]);  // Error
+                             ~~~~
+!!! error TS2345: Argument of type '[number]' is not assignable to parameter of type '[number, string]'.
+    let a12 = c.foo.apply(c, [10, 20]);  // Error
+                                  ~~
+!!! error TS2322: Type 'number' is not assignable to type 'string'.
+    let a13 = c.foo.apply(c, [10, "hello", 30]);  // Error
+                             ~~~~~~~~~~~~~~~~~
+!!! error TS2345: Argument of type '[number, string, number]' is not assignable to parameter of type '[number, string]'.
+    let a14 = c.foo.apply(undefined, [10, "hello"]);  // Error
+                          ~~~~~~~~~
+!!! error TS2345: Argument of type 'undefined' is not assignable to parameter of type 'C'.
+    
+    let f20 = C.bind(undefined);
+    let f21 = C.bind(undefined, 10);
+    let f22 = C.bind(undefined, 10, "hello");
+    let f23 = C.bind(undefined, 10, 20);  // Error
+                                    ~~
+!!! error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+    
+    C.call(c, 10, "hello");
+    C.call(c, 10);  // Error
+    ~~~~~~~~~~~~~
+!!! error TS2554: Expected 3 arguments, but got 2.
+    C.call(c, 10, 20);  // Error
+                  ~~
+!!! error TS2345: Argument of type '20' is not assignable to parameter of type 'string'.
+    C.call(c, 10, "hello", 30);  // Error
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2554: Expected 3 arguments, but got 4.
+    
+    C.apply(c, [10, "hello"]);
+    C.apply(c, [10]);  // Error
+               ~~~~
+!!! error TS2345: Argument of type '[number]' is not assignable to parameter of type '[number, string]'.
+    C.apply(c, [10, 20]);  // Error
+                    ~~
+!!! error TS2322: Type 'number' is not assignable to type 'string'.
+    C.apply(c, [10, "hello", 30]);  // Error
+               ~~~~~~~~~~~~~~~~~
+!!! error TS2345: Argument of type '[number, string, number]' is not assignable to parameter of type '[number, string]'.
+    

tests/baselines/reference/strictBindCallApply1.js

@@ -0,0 +1,107 @@
+//// [strictBindCallApply1.ts]
+declare function foo(a: number, b: string): string;
+
+let f00 = foo.bind(undefined);
+let f01 = foo.bind(undefined, 10);
+let f02 = foo.bind(undefined, 10, "hello");
+let f03 = foo.bind(undefined, 10, 20);  // Error
+
+let c00 = foo.call(undefined, 10, "hello");
+let c01 = foo.call(undefined, 10);  // Error
+let c02 = foo.call(undefined, 10, 20);  // Error
+let c03 = foo.call(undefined, 10, "hello", 30);  // Error
+
+let a00 = foo.apply(undefined, [10, "hello"]);
+let a01 = foo.apply(undefined, [10]);  // Error
+let a02 = foo.apply(undefined, [10, 20]);  // Error
+let a03 = foo.apply(undefined, [10, "hello", 30]);  // Error
+
+class C {
+    constructor(a: number, b: string) {}
+    foo(this: this, a: number, b: string): string { return "" }
+}
+
+declare let c: C;
+declare let obj: {};
+
+let f10 = c.foo.bind(c);
+let f11 = c.foo.bind(c, 10);
+let f12 = c.foo.bind(c, 10, "hello");
+let f13 = c.foo.bind(c, 10, 20);  // Error
+let f14 = c.foo.bind(undefined);  // Error
+
+let c10 = c.foo.call(c, 10, "hello");
+let c11 = c.foo.call(c, 10);  // Error
+let c12 = c.foo.call(c, 10, 20);  // Error
+let c13 = c.foo.call(c, 10, "hello", 30);  // Error
+let c14 = c.foo.call(undefined, 10, "hello");  // Error
+
+let a10 = c.foo.apply(c, [10, "hello"]);
+let a11 = c.foo.apply(c, [10]);  // Error
+let a12 = c.foo.apply(c, [10, 20]);  // Error
+let a13 = c.foo.apply(c, [10, "hello", 30]);  // Error
+let a14 = c.foo.apply(undefined, [10, "hello"]);  // Error
+
+let f20 = C.bind(undefined);
+let f21 = C.bind(undefined, 10);
+let f22 = C.bind(undefined, 10, "hello");
+let f23 = C.bind(undefined, 10, 20);  // Error
+
+C.call(c, 10, "hello");
+C.call(c, 10);  // Error
+C.call(c, 10, 20);  // Error
+C.call(c, 10, "hello", 30);  // Error
+
+C.apply(c, [10, "hello"]);
+C.apply(c, [10]);  // Error
+C.apply(c, [10, 20]);  // Error
+C.apply(c, [10, "hello", 30]);  // Error
+
+
+//// [strictBindCallApply1.js]
+"use strict";
+var f00 = foo.bind(undefined);
+var f01 = foo.bind(undefined, 10);
+var f02 = foo.bind(undefined, 10, "hello");
+var f03 = foo.bind(undefined, 10, 20); // Error
+var c00 = foo.call(undefined, 10, "hello");
+var c01 = foo.call(undefined, 10); // Error
+var c02 = foo.call(undefined, 10, 20); // Error
+var c03 = foo.call(undefined, 10, "hello", 30); // Error
+var a00 = foo.apply(undefined, [10, "hello"]);
+var a01 = foo.apply(undefined, [10]); // Error
+var a02 = foo.apply(undefined, [10, 20]); // Error
+var a03 = foo.apply(undefined, [10, "hello", 30]); // Error
+var C = /** @class */ (function () {
+    function C(a, b) {
+    }
+    C.prototype.foo = function (a, b) { return ""; };
+    return C;
+}());
+var f10 = c.foo.bind(c);
+var f11 = c.foo.bind(c, 10);
+var f12 = c.foo.bind(c, 10, "hello");
+var f13 = c.foo.bind(c, 10, 20); // Error
+var f14 = c.foo.bind(undefined); // Error
+var c10 = c.foo.call(c, 10, "hello");
+var c11 = c.foo.call(c, 10); // Error
+var c12 = c.foo.call(c, 10, 20); // Error
+var c13 = c.foo.call(c, 10, "hello", 30); // Error
+var c14 = c.foo.call(undefined, 10, "hello"); // Error
+var a10 = c.foo.apply(c, [10, "hello"]);
+var a11 = c.foo.apply(c, [10]); // Error
+var a12 = c.foo.apply(c, [10, 20]); // Error
+var a13 = c.foo.apply(c, [10, "hello", 30]); // Error
+var a14 = c.foo.apply(undefined, [10, "hello"]); // Error
+var f20 = C.bind(undefined);
+var f21 = C.bind(undefined, 10);
+var f22 = C.bind(undefined, 10, "hello");
+var f23 = C.bind(undefined, 10, 20); // Error
+C.call(c, 10, "hello");
+C.call(c, 10); // Error
+C.call(c, 10, 20); // Error
+C.call(c, 10, "hello", 30); // Error
+C.apply(c, [10, "hello"]);
+C.apply(c, [10]); // Error
+C.apply(c, [10, 20]); // Error
+C.apply(c, [10, "hello", 30]); // Error

tests/baselines/reference/strictBindCallApply1.symbols

@@ -0,0 +1,322 @@
+=== tests/cases/conformance/functions/strictBindCallApply1.ts ===
+declare function foo(a: number, b: string): string;
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>a : Symbol(a, Decl(strictBindCallApply1.ts, 0, 21))
+>b : Symbol(b, Decl(strictBindCallApply1.ts, 0, 31))
+
+let f00 = foo.bind(undefined);
+>f00 : Symbol(f00, Decl(strictBindCallApply1.ts, 2, 3))
+>foo.bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>undefined : Symbol(undefined)
+
+let f01 = foo.bind(undefined, 10);
+>f01 : Symbol(f01, Decl(strictBindCallApply1.ts, 3, 3))
+>foo.bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>undefined : Symbol(undefined)
+
+let f02 = foo.bind(undefined, 10, "hello");
+>f02 : Symbol(f02, Decl(strictBindCallApply1.ts, 4, 3))
+>foo.bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>undefined : Symbol(undefined)
+
+let f03 = foo.bind(undefined, 10, 20);  // Error
+>f03 : Symbol(f03, Decl(strictBindCallApply1.ts, 5, 3))
+>foo.bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>undefined : Symbol(undefined)
+
+let c00 = foo.call(undefined, 10, "hello");
+>c00 : Symbol(c00, Decl(strictBindCallApply1.ts, 7, 3))
+>foo.call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+let c01 = foo.call(undefined, 10);  // Error
+>c01 : Symbol(c01, Decl(strictBindCallApply1.ts, 8, 3))
+>foo.call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+let c02 = foo.call(undefined, 10, 20);  // Error
+>c02 : Symbol(c02, Decl(strictBindCallApply1.ts, 9, 3))
+>foo.call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+let c03 = foo.call(undefined, 10, "hello", 30);  // Error
+>c03 : Symbol(c03, Decl(strictBindCallApply1.ts, 10, 3))
+>foo.call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+let a00 = foo.apply(undefined, [10, "hello"]);
+>a00 : Symbol(a00, Decl(strictBindCallApply1.ts, 12, 3))
+>foo.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+let a01 = foo.apply(undefined, [10]);  // Error
+>a01 : Symbol(a01, Decl(strictBindCallApply1.ts, 13, 3))
+>foo.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+let a02 = foo.apply(undefined, [10, 20]);  // Error
+>a02 : Symbol(a02, Decl(strictBindCallApply1.ts, 14, 3))
+>foo.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+let a03 = foo.apply(undefined, [10, "hello", 30]);  // Error
+>a03 : Symbol(a03, Decl(strictBindCallApply1.ts, 15, 3))
+>foo.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>foo : Symbol(foo, Decl(strictBindCallApply1.ts, 0, 0))
+>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+class C {
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+
+    constructor(a: number, b: string) {}
+>a : Symbol(a, Decl(strictBindCallApply1.ts, 18, 16))
+>b : Symbol(b, Decl(strictBindCallApply1.ts, 18, 26))
+
+    foo(this: this, a: number, b: string): string { return "" }
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>this : Symbol(this, Decl(strictBindCallApply1.ts, 19, 8))
+>a : Symbol(a, Decl(strictBindCallApply1.ts, 19, 19))
+>b : Symbol(b, Decl(strictBindCallApply1.ts, 19, 30))
+}
+
+declare let c: C;
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+
+declare let obj: {};
+>obj : Symbol(obj, Decl(strictBindCallApply1.ts, 23, 11))
+
+let f10 = c.foo.bind(c);
+>f10 : Symbol(f10, Decl(strictBindCallApply1.ts, 25, 3))
+>c.foo.bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let f11 = c.foo.bind(c, 10);
+>f11 : Symbol(f11, Decl(strictBindCallApply1.ts, 26, 3))
+>c.foo.bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let f12 = c.foo.bind(c, 10, "hello");
+>f12 : Symbol(f12, Decl(strictBindCallApply1.ts, 27, 3))
+>c.foo.bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let f13 = c.foo.bind(c, 10, 20);  // Error
+>f13 : Symbol(f13, Decl(strictBindCallApply1.ts, 28, 3))
+>c.foo.bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let f14 = c.foo.bind(undefined);  // Error
+>f14 : Symbol(f14, Decl(strictBindCallApply1.ts, 29, 3))
+>c.foo.bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>bind : Symbol(CallableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>undefined : Symbol(undefined)
+
+let c10 = c.foo.call(c, 10, "hello");
+>c10 : Symbol(c10, Decl(strictBindCallApply1.ts, 31, 3))
+>c.foo.call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let c11 = c.foo.call(c, 10);  // Error
+>c11 : Symbol(c11, Decl(strictBindCallApply1.ts, 32, 3))
+>c.foo.call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let c12 = c.foo.call(c, 10, 20);  // Error
+>c12 : Symbol(c12, Decl(strictBindCallApply1.ts, 33, 3))
+>c.foo.call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let c13 = c.foo.call(c, 10, "hello", 30);  // Error
+>c13 : Symbol(c13, Decl(strictBindCallApply1.ts, 34, 3))
+>c.foo.call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let c14 = c.foo.call(undefined, 10, "hello");  // Error
+>c14 : Symbol(c14, Decl(strictBindCallApply1.ts, 35, 3))
+>c.foo.call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>call : Symbol(CallableFunction.call, Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+let a10 = c.foo.apply(c, [10, "hello"]);
+>a10 : Symbol(a10, Decl(strictBindCallApply1.ts, 37, 3))
+>c.foo.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let a11 = c.foo.apply(c, [10]);  // Error
+>a11 : Symbol(a11, Decl(strictBindCallApply1.ts, 38, 3))
+>c.foo.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let a12 = c.foo.apply(c, [10, 20]);  // Error
+>a12 : Symbol(a12, Decl(strictBindCallApply1.ts, 39, 3))
+>c.foo.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let a13 = c.foo.apply(c, [10, "hello", 30]);  // Error
+>a13 : Symbol(a13, Decl(strictBindCallApply1.ts, 40, 3))
+>c.foo.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+let a14 = c.foo.apply(undefined, [10, "hello"]);  // Error
+>a14 : Symbol(a14, Decl(strictBindCallApply1.ts, 41, 3))
+>c.foo.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c.foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+>foo : Symbol(C.foo, Decl(strictBindCallApply1.ts, 18, 40))
+>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>undefined : Symbol(undefined)
+
+let f20 = C.bind(undefined);
+>f20 : Symbol(f20, Decl(strictBindCallApply1.ts, 43, 3))
+>C.bind : Symbol(NewableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>bind : Symbol(NewableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>undefined : Symbol(undefined)
+
+let f21 = C.bind(undefined, 10);
+>f21 : Symbol(f21, Decl(strictBindCallApply1.ts, 44, 3))
+>C.bind : Symbol(NewableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>bind : Symbol(NewableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>undefined : Symbol(undefined)
+
+let f22 = C.bind(undefined, 10, "hello");
+>f22 : Symbol(f22, Decl(strictBindCallApply1.ts, 45, 3))
+>C.bind : Symbol(NewableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>bind : Symbol(NewableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>undefined : Symbol(undefined)
+
+let f23 = C.bind(undefined, 10, 20);  // Error
+>f23 : Symbol(f23, Decl(strictBindCallApply1.ts, 46, 3))
+>C.bind : Symbol(NewableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>bind : Symbol(NewableFunction.bind, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --) ... and 1 more)
+>undefined : Symbol(undefined)
+
+C.call(c, 10, "hello");
+>C.call : Symbol(NewableFunction.call, Decl(lib.es5.d.ts, --, --))
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>call : Symbol(NewableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+C.call(c, 10);  // Error
+>C.call : Symbol(NewableFunction.call, Decl(lib.es5.d.ts, --, --))
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>call : Symbol(NewableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+C.call(c, 10, 20);  // Error
+>C.call : Symbol(NewableFunction.call, Decl(lib.es5.d.ts, --, --))
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>call : Symbol(NewableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+C.call(c, 10, "hello", 30);  // Error
+>C.call : Symbol(NewableFunction.call, Decl(lib.es5.d.ts, --, --))
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>call : Symbol(NewableFunction.call, Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+C.apply(c, [10, "hello"]);
+>C.apply : Symbol(NewableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>apply : Symbol(NewableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+C.apply(c, [10]);  // Error
+>C.apply : Symbol(NewableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>apply : Symbol(NewableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+C.apply(c, [10, 20]);  // Error
+>C.apply : Symbol(NewableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>apply : Symbol(NewableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+
+C.apply(c, [10, "hello", 30]);  // Error
+>C.apply : Symbol(NewableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>C : Symbol(C, Decl(strictBindCallApply1.ts, 15, 50))
+>apply : Symbol(NewableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
+>c : Symbol(c, Decl(strictBindCallApply1.ts, 22, 11))
+

tests/baselines/reference/strictBindCallApply1.types

@@ -0,0 +1,441 @@
+=== tests/cases/conformance/functions/strictBindCallApply1.ts ===
+declare function foo(a: number, b: string): string;
+>foo : (a: number, b: string) => string
+>a : number
+>b : string
+
+let f00 = foo.bind(undefined);
+>f00 : (a: number, b: string) => string
+>foo.bind(undefined) : (a: number, b: string) => string
+>foo.bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>foo : (a: number, b: string) => string
+>bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>undefined : undefined
+
+let f01 = foo.bind(undefined, 10);
+>f01 : (b: string) => string
+>foo.bind(undefined, 10) : (b: string) => string
+>foo.bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>foo : (a: number, b: string) => string
+>bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>undefined : undefined
+>10 : 10
+
+let f02 = foo.bind(undefined, 10, "hello");
+>f02 : () => string
+>foo.bind(undefined, 10, "hello") : () => string
+>foo.bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>foo : (a: number, b: string) => string
+>bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>undefined : undefined
+>10 : 10
+>"hello" : "hello"
+
+let f03 = foo.bind(undefined, 10, 20);  // Error
+>f03 : any
+>foo.bind(undefined, 10, 20) : any
+>foo.bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>foo : (a: number, b: string) => string
+>bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>undefined : undefined
+>10 : 10
+>20 : 20
+
+let c00 = foo.call(undefined, 10, "hello");
+>c00 : string
+>foo.call(undefined, 10, "hello") : string
+>foo.call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>foo : (a: number, b: string) => string
+>call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>undefined : undefined
+>10 : 10
+>"hello" : "hello"
+
+let c01 = foo.call(undefined, 10);  // Error
+>c01 : any
+>foo.call(undefined, 10) : any
+>foo.call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>foo : (a: number, b: string) => string
+>call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>undefined : undefined
+>10 : 10
+
+let c02 = foo.call(undefined, 10, 20);  // Error
+>c02 : any
+>foo.call(undefined, 10, 20) : any
+>foo.call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>foo : (a: number, b: string) => string
+>call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>undefined : undefined
+>10 : 10
+>20 : 20
+
+let c03 = foo.call(undefined, 10, "hello", 30);  // Error
+>c03 : any
+>foo.call(undefined, 10, "hello", 30) : any
+>foo.call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>foo : (a: number, b: string) => string
+>call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>undefined : undefined
+>10 : 10
+>"hello" : "hello"
+>30 : 30
+
+let a00 = foo.apply(undefined, [10, "hello"]);
+>a00 : string
+>foo.apply(undefined, [10, "hello"]) : string
+>foo.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>foo : (a: number, b: string) => string
+>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>undefined : undefined
+>[10, "hello"] : [number, string]
+>10 : 10
+>"hello" : "hello"
+
+let a01 = foo.apply(undefined, [10]);  // Error
+>a01 : any
+>foo.apply(undefined, [10]) : any
+>foo.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>foo : (a: number, b: string) => string
+>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>undefined : undefined
+>[10] : number[]
+>10 : 10
+
+let a02 = foo.apply(undefined, [10, 20]);  // Error
+>a02 : any
+>foo.apply(undefined, [10, 20]) : any
+>foo.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>foo : (a: number, b: string) => string
+>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>undefined : undefined
+>[10, 20] : number[]
+>10 : 10
+>20 : 20
+
+let a03 = foo.apply(undefined, [10, "hello", 30]);  // Error
+>a03 : any
+>foo.apply(undefined, [10, "hello", 30]) : any
+>foo.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>foo : (a: number, b: string) => string
+>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>undefined : undefined
+>[10, "hello", 30] : (string | number)[]
+>10 : 10
+>"hello" : "hello"
+>30 : 30
+
+class C {
+>C : C
+
+    constructor(a: number, b: string) {}
+>a : number
+>b : string
+
+    foo(this: this, a: number, b: string): string { return "" }
+>foo : (this: this, a: number, b: string) => string
+>this : this
+>a : number
+>b : string
+>"" : ""
+}
+
+declare let c: C;
+>c : C
+
+declare let obj: {};
+>obj : {}
+
+let f10 = c.foo.bind(c);
+>f10 : (a: number, b: string) => string
+>c.foo.bind(c) : (a: number, b: string) => string
+>c.foo.bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>c : C
+
+let f11 = c.foo.bind(c, 10);
+>f11 : (b: string) => string
+>c.foo.bind(c, 10) : (b: string) => string
+>c.foo.bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>c : C
+>10 : 10
+
+let f12 = c.foo.bind(c, 10, "hello");
+>f12 : () => string
+>c.foo.bind(c, 10, "hello") : () => string
+>c.foo.bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>c : C
+>10 : 10
+>"hello" : "hello"
+
+let f13 = c.foo.bind(c, 10, 20);  // Error
+>f13 : any
+>c.foo.bind(c, 10, 20) : any
+>c.foo.bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>c : C
+>10 : 10
+>20 : 20
+
+let f14 = c.foo.bind(undefined);  // Error
+>f14 : any
+>c.foo.bind(undefined) : any
+>c.foo.bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>bind : { <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T): (...args: A) => R; <T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R; <T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R; <T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R; <T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R; <T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R; }
+>undefined : undefined
+
+let c10 = c.foo.call(c, 10, "hello");
+>c10 : string
+>c.foo.call(c, 10, "hello") : string
+>c.foo.call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>c : C
+>10 : 10
+>"hello" : "hello"
+
+let c11 = c.foo.call(c, 10);  // Error
+>c11 : any
+>c.foo.call(c, 10) : any
+>c.foo.call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>c : C
+>10 : 10
+
+let c12 = c.foo.call(c, 10, 20);  // Error
+>c12 : any
+>c.foo.call(c, 10, 20) : any
+>c.foo.call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>c : C
+>10 : 10
+>20 : 20
+
+let c13 = c.foo.call(c, 10, "hello", 30);  // Error
+>c13 : any
+>c.foo.call(c, 10, "hello", 30) : any
+>c.foo.call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>c : C
+>10 : 10
+>"hello" : "hello"
+>30 : 30
+
+let c14 = c.foo.call(undefined, 10, "hello");  // Error
+>c14 : any
+>c.foo.call(undefined, 10, "hello") : any
+>c.foo.call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>call : <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, ...args: A) => R
+>undefined : undefined
+>10 : 10
+>"hello" : "hello"
+
+let a10 = c.foo.apply(c, [10, "hello"]);
+>a10 : string
+>c.foo.apply(c, [10, "hello"]) : string
+>c.foo.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>c : C
+>[10, "hello"] : [number, string]
+>10 : 10
+>"hello" : "hello"
+
+let a11 = c.foo.apply(c, [10]);  // Error
+>a11 : any
+>c.foo.apply(c, [10]) : any
+>c.foo.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>c : C
+>[10] : number[]
+>10 : 10
+
+let a12 = c.foo.apply(c, [10, 20]);  // Error
+>a12 : any
+>c.foo.apply(c, [10, 20]) : any
+>c.foo.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>c : C
+>[10, 20] : number[]
+>10 : 10
+>20 : 20
+
+let a13 = c.foo.apply(c, [10, "hello", 30]);  // Error
+>a13 : any
+>c.foo.apply(c, [10, "hello", 30]) : any
+>c.foo.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>c : C
+>[10, "hello", 30] : (string | number)[]
+>10 : 10
+>"hello" : "hello"
+>30 : 30
+
+let a14 = c.foo.apply(undefined, [10, "hello"]);  // Error
+>a14 : any
+>c.foo.apply(undefined, [10, "hello"]) : any
+>c.foo.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>c.foo : (this: C, a: number, b: string) => string
+>c : C
+>foo : (this: C, a: number, b: string) => string
+>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R; }
+>undefined : undefined
+>[10, "hello"] : (string | number)[]
+>10 : 10
+>"hello" : "hello"
+
+let f20 = C.bind(undefined);
+>f20 : new (a: number, b: string) => C
+>C.bind(undefined) : new (a: number, b: string) => C
+>C.bind : { <A extends any[], R>(this: new (...args: A) => R, thisArg: any): new (...args: A) => R; <A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R; <A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R; <A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R; <A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R; <AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R; }
+>C : typeof C
+>bind : { <A extends any[], R>(this: new (...args: A) => R, thisArg: any): new (...args: A) => R; <A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R; <A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R; <A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R; <A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R; <AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R; }
+>undefined : undefined
+
+let f21 = C.bind(undefined, 10);
+>f21 : new (b: string) => C
+>C.bind(undefined, 10) : new (b: string) => C
+>C.bind : { <A extends any[], R>(this: new (...args: A) => R, thisArg: any): new (...args: A) => R; <A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R; <A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R; <A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R; <A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R; <AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R; }
+>C : typeof C
+>bind : { <A extends any[], R>(this: new (...args: A) => R, thisArg: any): new (...args: A) => R; <A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R; <A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R; <A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R; <A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R; <AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R; }
+>undefined : undefined
+>10 : 10
+
+let f22 = C.bind(undefined, 10, "hello");
+>f22 : new () => C
+>C.bind(undefined, 10, "hello") : new () => C
+>C.bind : { <A extends any[], R>(this: new (...args: A) => R, thisArg: any): new (...args: A) => R; <A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R; <A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R; <A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R; <A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R; <AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R; }
+>C : typeof C
+>bind : { <A extends any[], R>(this: new (...args: A) => R, thisArg: any): new (...args: A) => R; <A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R; <A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R; <A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R; <A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R; <AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R; }
+>undefined : undefined
+>10 : 10
+>"hello" : "hello"
+
+let f23 = C.bind(undefined, 10, 20);  // Error
+>f23 : any
+>C.bind(undefined, 10, 20) : any
+>C.bind : { <A extends any[], R>(this: new (...args: A) => R, thisArg: any): new (...args: A) => R; <A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R; <A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R; <A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R; <A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R; <AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R; }
+>C : typeof C
+>bind : { <A extends any[], R>(this: new (...args: A) => R, thisArg: any): new (...args: A) => R; <A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R; <A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R; <A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R; <A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R; <AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R; }
+>undefined : undefined
+>10 : 10
+>20 : 20
+
+C.call(c, 10, "hello");
+>C.call(c, 10, "hello") : void
+>C.call : <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, ...args: A) => void
+>C : typeof C
+>call : <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, ...args: A) => void
+>c : C
+>10 : 10
+>"hello" : "hello"
+
+C.call(c, 10);  // Error
+>C.call(c, 10) : any
+>C.call : <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, ...args: A) => void
+>C : typeof C
+>call : <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, ...args: A) => void
+>c : C
+>10 : 10
+
+C.call(c, 10, 20);  // Error
+>C.call(c, 10, 20) : any
+>C.call : <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, ...args: A) => void
+>C : typeof C
+>call : <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, ...args: A) => void
+>c : C
+>10 : 10
+>20 : 20
+
+C.call(c, 10, "hello", 30);  // Error
+>C.call(c, 10, "hello", 30) : any
+>C.call : <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, ...args: A) => void
+>C : typeof C
+>call : <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, ...args: A) => void
+>c : C
+>10 : 10
+>"hello" : "hello"
+>30 : 30
+
+C.apply(c, [10, "hello"]);
+>C.apply(c, [10, "hello"]) : void
+>C.apply : { <T>(this: new () => T, thisArg: T): void; <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void; }
+>C : typeof C
+>apply : { <T>(this: new () => T, thisArg: T): void; <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void; }
+>c : C
+>[10, "hello"] : [number, string]
+>10 : 10
+>"hello" : "hello"
+
+C.apply(c, [10]);  // Error
+>C.apply(c, [10]) : any
+>C.apply : { <T>(this: new () => T, thisArg: T): void; <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void; }
+>C : typeof C
+>apply : { <T>(this: new () => T, thisArg: T): void; <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void; }
+>c : C
+>[10] : number[]
+>10 : 10
+
+C.apply(c, [10, 20]);  // Error
+>C.apply(c, [10, 20]) : any
+>C.apply : { <T>(this: new () => T, thisArg: T): void; <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void; }
+>C : typeof C
+>apply : { <T>(this: new () => T, thisArg: T): void; <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void; }
+>c : C
+>[10, 20] : number[]
+>10 : 10
+>20 : 20
+
+C.apply(c, [10, "hello", 30]);  // Error
+>C.apply(c, [10, "hello", 30]) : any
+>C.apply : { <T>(this: new () => T, thisArg: T): void; <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void; }
+>C : typeof C
+>apply : { <T>(this: new () => T, thisArg: T): void; <T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void; }
+>c : C
+>[10, "hello", 30] : (string | number)[]
+>10 : 10
+>"hello" : "hello"
+>30 : 30
+

tests/baselines/reference/tsConfig/Default initialized TSConfig/tsconfig.json

@@ -25,6 +25,7 @@
     // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
     // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
     // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */

tests/baselines/reference/tsConfig/Initialized TSConfig with advanced options/tsconfig.json

@@ -25,6 +25,7 @@
     // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
     // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
     // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */

tests/baselines/reference/tsConfig/Initialized TSConfig with boolean value compiler options/tsconfig.json

@@ -25,6 +25,7 @@
     // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
     // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
     // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */

tests/baselines/reference/tsConfig/Initialized TSConfig with enum value compiler options/tsconfig.json

@@ -25,6 +25,7 @@
     // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
     // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
     // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */

tests/baselines/reference/tsConfig/Initialized TSConfig with files options/tsconfig.json

@@ -25,6 +25,7 @@
     // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
     // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
     // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */

tests/baselines/reference/tsConfig/Initialized TSConfig with incorrect compiler option value/tsconfig.json

@@ -25,6 +25,7 @@
     // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
     // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
     // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */

tests/baselines/reference/tsConfig/Initialized TSConfig with incorrect compiler option/tsconfig.json

@@ -25,6 +25,7 @@
     // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
     // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
     // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */

tests/baselines/reference/tsConfig/Initialized TSConfig with list compiler options with enum value/tsconfig.json

@@ -25,6 +25,7 @@
     // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
     // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
     // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */

tests/baselines/reference/tsConfig/Initialized TSConfig with list compiler options/tsconfig.json

@@ -25,6 +25,7 @@
     // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
     // "strictPropertyInitialization": true,  /* Enable strict checking of property initialization in classes. */
     // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */

tests/cases/conformance/functions/strictBindCallApply1.ts

@@ -0,0 +1,59 @@
+// @strict: true
+
+declare function foo(a: number, b: string): string;
+
+let f00 = foo.bind(undefined);
+let f01 = foo.bind(undefined, 10);
+let f02 = foo.bind(undefined, 10, "hello");
+let f03 = foo.bind(undefined, 10, 20);  // Error
+
+let c00 = foo.call(undefined, 10, "hello");
+let c01 = foo.call(undefined, 10);  // Error
+let c02 = foo.call(undefined, 10, 20);  // Error
+let c03 = foo.call(undefined, 10, "hello", 30);  // Error
+
+let a00 = foo.apply(undefined, [10, "hello"]);
+let a01 = foo.apply(undefined, [10]);  // Error
+let a02 = foo.apply(undefined, [10, 20]);  // Error
+let a03 = foo.apply(undefined, [10, "hello", 30]);  // Error
+
+class C {
+    constructor(a: number, b: string) {}
+    foo(this: this, a: number, b: string): string { return "" }
+}
+
+declare let c: C;
+declare let obj: {};
+
+let f10 = c.foo.bind(c);
+let f11 = c.foo.bind(c, 10);
+let f12 = c.foo.bind(c, 10, "hello");
+let f13 = c.foo.bind(c, 10, 20);  // Error
+let f14 = c.foo.bind(undefined);  // Error
+
+let c10 = c.foo.call(c, 10, "hello");
+let c11 = c.foo.call(c, 10);  // Error
+let c12 = c.foo.call(c, 10, 20);  // Error
+let c13 = c.foo.call(c, 10, "hello", 30);  // Error
+let c14 = c.foo.call(undefined, 10, "hello");  // Error
+
+let a10 = c.foo.apply(c, [10, "hello"]);
+let a11 = c.foo.apply(c, [10]);  // Error
+let a12 = c.foo.apply(c, [10, 20]);  // Error
+let a13 = c.foo.apply(c, [10, "hello", 30]);  // Error
+let a14 = c.foo.apply(undefined, [10, "hello"]);  // Error
+
+let f20 = C.bind(undefined);
+let f21 = C.bind(undefined, 10);
+let f22 = C.bind(undefined, 10, "hello");
+let f23 = C.bind(undefined, 10, 20);  // Error
+
+C.call(c, 10, "hello");
+C.call(c, 10);  // Error
+C.call(c, 10, 20);  // Error
+C.call(c, 10, "hello", 30);  // Error
+
+C.apply(c, [10, "hello"]);
+C.apply(c, [10]);  // Error
+C.apply(c, [10, 20]);  // Error
+C.apply(c, [10, "hello", 30]);  // Error