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Cache & widen assigned js prototype type (#32381)

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Wesley Wigham 2019-07-12 12:49:34 -07:00 committed by GitHub
parent 89badcc9d5
commit 37f2e5972f
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6 changed files with 237 additions and 1 deletions
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2
src/compiler/checker.ts
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@ -22750,7 +22750,7 @@ namespace ts {
isVariableDeclaration(decl.parent) && getSymbolOfNode(decl.parent));
const prototype = assignmentSymbol && assignmentSymbol.exports && assignmentSymbol.exports.get("prototype" as __String);
const init = prototype && prototype.valueDeclaration && getAssignedJSPrototype(prototype.valueDeclaration);
return init ? checkExpression(init) : undefined;
return init ? getWidenedType(checkExpressionCached(init)) : undefined;
}
function getAssignedJSPrototype(node: Node) {

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tests/baselines/reference/jsFunctionWithPrototypeNoErrorTruncationNoCrash.errors.txt Normal file
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@ -0,0 +1,48 @@
tests/cases/compiler/index.js(1,16): error TS7006: Parameter 'obj' implicitly has an 'any' type.
tests/cases/compiler/index.js(6,21): error TS7006: Parameter 'ratio' implicitly has an 'any' type.
tests/cases/compiler/index.js(7,20): error TS7006: Parameter 'ratio' implicitly has an 'any' type.
tests/cases/compiler/index.js(8,22): error TS7006: Parameter 'ratio' implicitly has an 'any' type.
tests/cases/compiler/index.js(9,24): error TS7006: Parameter 'ratio' implicitly has an 'any' type.
tests/cases/compiler/index.js(10,20): error TS7006: Parameter 'ratio' implicitly has an 'any' type.
tests/cases/compiler/index.js(11,21): error TS7006: Parameter 'ratio' implicitly has an 'any' type.
tests/cases/compiler/index.js(13,21): error TS7006: Parameter 'ratio' implicitly has an 'any' type.
tests/cases/compiler/index.js(14,2): error TS7023: 'toJSON' implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions.
tests/cases/compiler/index.js(14,35): error TS2339: Property 'rgb' does not exist on type 'Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }'.
==== tests/cases/compiler/index.js (10 errors) ====
function Color(obj) {
~~~
!!! error TS7006: Parameter 'obj' implicitly has an 'any' type.
this.example = true
};
Color.prototype = {
negate: function () {return this;},
lighten: function (ratio) {return this;},
~~~~~
!!! error TS7006: Parameter 'ratio' implicitly has an 'any' type.
darken: function (ratio) {return this;},
~~~~~
!!! error TS7006: Parameter 'ratio' implicitly has an 'any' type.
saturate: function (ratio) {return this;},
~~~~~
!!! error TS7006: Parameter 'ratio' implicitly has an 'any' type.
desaturate: function (ratio) {return this;},
~~~~~
!!! error TS7006: Parameter 'ratio' implicitly has an 'any' type.
whiten: function (ratio) {return this;},
~~~~~
!!! error TS7006: Parameter 'ratio' implicitly has an 'any' type.
blacken: function (ratio) {return this;},
~~~~~
!!! error TS7006: Parameter 'ratio' implicitly has an 'any' type.
greyscale: function () {return this;},
clearer: function (ratio) {return this;},
~~~~~
!!! error TS7006: Parameter 'ratio' implicitly has an 'any' type.
toJSON: function () {return this.rgb();},
~~~~~~
!!! error TS7023: 'toJSON' implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions.
~~~
!!! error TS2339: Property 'rgb' does not exist on type 'Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }'.
};

34
tests/baselines/reference/jsFunctionWithPrototypeNoErrorTruncationNoCrash.js Normal file
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@ -0,0 +1,34 @@
//// [index.js]
function Color(obj) {
this.example = true
};
Color.prototype = {
negate: function () {return this;},
lighten: function (ratio) {return this;},
darken: function (ratio) {return this;},
saturate: function (ratio) {return this;},
desaturate: function (ratio) {return this;},
whiten: function (ratio) {return this;},
blacken: function (ratio) {return this;},
greyscale: function () {return this;},
clearer: function (ratio) {return this;},
toJSON: function () {return this.rgb();},
};
//// [index.js]
function Color(obj) {
this.example = true;
}
;
Color.prototype = {
negate: function () { return this; },
lighten: function (ratio) { return this; },
darken: function (ratio) { return this; },
saturate: function (ratio) { return this; },
desaturate: function (ratio) { return this; },
whiten: function (ratio) { return this; },
blacken: function (ratio) { return this; },
greyscale: function () { return this; },
clearer: function (ratio) { return this; },
toJSON: function () { return this.rgb(); }
};

52
tests/baselines/reference/jsFunctionWithPrototypeNoErrorTruncationNoCrash.symbols Normal file
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@ -0,0 +1,52 @@
=== tests/cases/compiler/index.js ===
function Color(obj) {
>Color : Symbol(Color, Decl(index.js, 0, 0), Decl(index.js, 2, 2))
>obj : Symbol(obj, Decl(index.js, 0, 15))
this.example = true
>example : Symbol(Color.example, Decl(index.js, 0, 21))
};
Color.prototype = {
>Color.prototype : Symbol(Color.prototype, Decl(index.js, 2, 2))
>Color : Symbol(Color, Decl(index.js, 0, 0), Decl(index.js, 2, 2))
>prototype : Symbol(Color.prototype, Decl(index.js, 2, 2))
negate: function () {return this;},
>negate : Symbol(negate, Decl(index.js, 3, 19))
lighten: function (ratio) {return this;},
>lighten : Symbol(lighten, Decl(index.js, 4, 36))
>ratio : Symbol(ratio, Decl(index.js, 5, 20))
darken: function (ratio) {return this;},
>darken : Symbol(darken, Decl(index.js, 5, 42))
>ratio : Symbol(ratio, Decl(index.js, 6, 19))
saturate: function (ratio) {return this;},
>saturate : Symbol(saturate, Decl(index.js, 6, 41))
>ratio : Symbol(ratio, Decl(index.js, 7, 21))
desaturate: function (ratio) {return this;},
>desaturate : Symbol(desaturate, Decl(index.js, 7, 43))
>ratio : Symbol(ratio, Decl(index.js, 8, 23))
whiten: function (ratio) {return this;},
>whiten : Symbol(whiten, Decl(index.js, 8, 45))
>ratio : Symbol(ratio, Decl(index.js, 9, 19))
blacken: function (ratio) {return this;},
>blacken : Symbol(blacken, Decl(index.js, 9, 41))
>ratio : Symbol(ratio, Decl(index.js, 10, 20))
greyscale: function () {return this;},
>greyscale : Symbol(greyscale, Decl(index.js, 10, 42))
clearer: function (ratio) {return this;},
>clearer : Symbol(clearer, Decl(index.js, 11, 39))
>ratio : Symbol(ratio, Decl(index.js, 12, 20))
toJSON: function () {return this.rgb();},
>toJSON : Symbol(toJSON, Decl(index.js, 12, 42))
};

81
tests/baselines/reference/jsFunctionWithPrototypeNoErrorTruncationNoCrash.types Normal file
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@ -0,0 +1,81 @@
=== tests/cases/compiler/index.js ===
function Color(obj) {
>Color : typeof Color
>obj : any
this.example = true
>this.example = true : true
>this.example : any
>this : any
>example : any
>true : true
};
Color.prototype = {
>Color.prototype = { negate: function () {return this;}, lighten: function (ratio) {return this;}, darken: function (ratio) {return this;}, saturate: function (ratio) {return this;}, desaturate: function (ratio) {return this;}, whiten: function (ratio) {return this;}, blacken: function (ratio) {return this;}, greyscale: function () {return this;}, clearer: function (ratio) {return this;}, toJSON: function () {return this.rgb();},} : { negate: () => Color & { negate: any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; lighten: (ratio: any) => Color & { negate: () => Color & any; lighten: any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; darken: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; saturate: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; desaturate: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; whiten: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; blacken: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; greyscale: () => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; clearer: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: any; toJSON: () => any; }; toJSON: () => any; }
>Color.prototype : { negate: () => Color & { negate: any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; lighten: (ratio: any) => Color & { negate: () => Color & any; lighten: any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; darken: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; saturate: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; desaturate: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; whiten: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; blacken: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; greyscale: () => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; clearer: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: any; toJSON: () => any; }; toJSON: () => any; }
>Color : typeof Color
>prototype : { negate: () => Color & { negate: any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; lighten: (ratio: any) => Color & { negate: () => Color & any; lighten: any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; darken: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; saturate: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; desaturate: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; whiten: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; blacken: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; greyscale: () => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; clearer: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: any; toJSON: () => any; }; toJSON: () => any; }
>{ negate: function () {return this;}, lighten: function (ratio) {return this;}, darken: function (ratio) {return this;}, saturate: function (ratio) {return this;}, desaturate: function (ratio) {return this;}, whiten: function (ratio) {return this;}, blacken: function (ratio) {return this;}, greyscale: function () {return this;}, clearer: function (ratio) {return this;}, toJSON: function () {return this.rgb();},} : { negate: () => Color & { negate: any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; lighten: (ratio: any) => Color & { negate: () => Color & any; lighten: any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; darken: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; saturate: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; desaturate: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; whiten: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; blacken: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; greyscale: () => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: any; clearer: (ratio: any) => Color & any; toJSON: () => any; }; clearer: (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: any; toJSON: () => any; }; toJSON: () => any; }
negate: function () {return this;},
>negate : () => Color & { negate: any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>function () {return this;} : () => Color & { negate: any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
lighten: function (ratio) {return this;},
>lighten : (ratio: any) => Color & { negate: () => Color & any; lighten: any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>function (ratio) {return this;} : (ratio: any) => Color & { negate: () => Color & any; lighten: any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>ratio : any
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
darken: function (ratio) {return this;},
>darken : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>function (ratio) {return this;} : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>ratio : any
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
saturate: function (ratio) {return this;},
>saturate : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>function (ratio) {return this;} : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>ratio : any
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
desaturate: function (ratio) {return this;},
>desaturate : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>function (ratio) {return this;} : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>ratio : any
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
whiten: function (ratio) {return this;},
>whiten : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>function (ratio) {return this;} : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>ratio : any
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
blacken: function (ratio) {return this;},
>blacken : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>function (ratio) {return this;} : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>ratio : any
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
greyscale: function () {return this;},
>greyscale : () => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>function () {return this;} : () => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
clearer: function (ratio) {return this;},
>clearer : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: any; toJSON: () => any; }
>function (ratio) {return this;} : (ratio: any) => Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: any; toJSON: () => any; }
>ratio : any
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
toJSON: function () {return this.rgb();},
>toJSON : () => any
>function () {return this.rgb();} : () => any
>this.rgb() : any
>this.rgb : any
>this : Color & { negate: () => Color & any; lighten: (ratio: any) => Color & any; darken: (ratio: any) => Color & any; saturate: (ratio: any) => Color & any; desaturate: (ratio: any) => Color & any; whiten: (ratio: any) => Color & any; blacken: (ratio: any) => Color & any; greyscale: () => Color & any; clearer: (ratio: any) => Color & any; toJSON: () => any; }
>rgb : any
};

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tests/cases/compiler/jsFunctionWithPrototypeNoErrorTruncationNoCrash.ts Normal file
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// @noErrorTruncation: true
// @noImplicitAny: true
// @allowJs: true
// @checkJs: true
// @outDir: built
// @filename: index.js
function Color(obj) {
this.example = true
};
Color.prototype = {
negate: function () {return this;},
lighten: function (ratio) {return this;},
darken: function (ratio) {return this;},
saturate: function (ratio) {return this;},
desaturate: function (ratio) {return this;},
whiten: function (ratio) {return this;},
blacken: function (ratio) {return this;},
greyscale: function () {return this;},
clearer: function (ratio) {return this;},
toJSON: function () {return this.rgb();},
};