215 lines
7.5 KiB
Plaintext
215 lines
7.5 KiB
Plaintext
=== tests/cases/conformance/expressions/typeGuards/typeGuardFunction.ts ===
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class A {
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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propA: number;
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>propA : Symbol(propA, Decl(typeGuardFunction.ts, 1, 9))
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}
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class B {
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>B : Symbol(B, Decl(typeGuardFunction.ts, 3, 1))
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propB: number;
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>propB : Symbol(propB, Decl(typeGuardFunction.ts, 5, 9))
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}
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class C extends A {
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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propC: number;
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>propC : Symbol(propC, Decl(typeGuardFunction.ts, 9, 19))
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}
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declare function isA(p1: any): p1 is A;
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>isA : Symbol(isA, Decl(typeGuardFunction.ts, 11, 1))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 13, 21))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 13, 21))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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declare function isB(p1: any): p1 is B;
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>isB : Symbol(isB, Decl(typeGuardFunction.ts, 13, 39))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 14, 21))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 14, 21))
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>B : Symbol(B, Decl(typeGuardFunction.ts, 3, 1))
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declare function isC(p1: any): p1 is C;
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>isC : Symbol(isC, Decl(typeGuardFunction.ts, 14, 39))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 15, 21))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 15, 21))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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declare function retC(): C;
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>retC : Symbol(retC, Decl(typeGuardFunction.ts, 15, 39))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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var a: A;
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>a : Symbol(a, Decl(typeGuardFunction.ts, 19, 3))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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var b: B;
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>b : Symbol(b, Decl(typeGuardFunction.ts, 20, 3))
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>B : Symbol(B, Decl(typeGuardFunction.ts, 3, 1))
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// Basic
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if (isC(a)) {
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>isC : Symbol(isC, Decl(typeGuardFunction.ts, 14, 39))
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>a : Symbol(a, Decl(typeGuardFunction.ts, 19, 3))
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a.propC;
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>a.propC : Symbol(C.propC, Decl(typeGuardFunction.ts, 9, 19))
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>a : Symbol(a, Decl(typeGuardFunction.ts, 19, 3))
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>propC : Symbol(C.propC, Decl(typeGuardFunction.ts, 9, 19))
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}
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// Sub type
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var subType: C;
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>subType : Symbol(subType, Decl(typeGuardFunction.ts, 28, 3))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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if(isA(subType)) {
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>isA : Symbol(isA, Decl(typeGuardFunction.ts, 11, 1))
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>subType : Symbol(subType, Decl(typeGuardFunction.ts, 28, 3))
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subType.propC;
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>subType.propC : Symbol(C.propC, Decl(typeGuardFunction.ts, 9, 19))
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>subType : Symbol(subType, Decl(typeGuardFunction.ts, 28, 3))
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>propC : Symbol(C.propC, Decl(typeGuardFunction.ts, 9, 19))
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}
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// Union type
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var union: A | B;
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>union : Symbol(union, Decl(typeGuardFunction.ts, 34, 3))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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>B : Symbol(B, Decl(typeGuardFunction.ts, 3, 1))
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if(isA(union)) {
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>isA : Symbol(isA, Decl(typeGuardFunction.ts, 11, 1))
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>union : Symbol(union, Decl(typeGuardFunction.ts, 34, 3))
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union.propA;
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>union.propA : Symbol(A.propA, Decl(typeGuardFunction.ts, 1, 9))
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>union : Symbol(union, Decl(typeGuardFunction.ts, 34, 3))
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>propA : Symbol(A.propA, Decl(typeGuardFunction.ts, 1, 9))
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}
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// Call signature
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interface I1 {
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>I1 : Symbol(I1, Decl(typeGuardFunction.ts, 37, 1))
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(p1: A): p1 is C;
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 41, 5))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 41, 5))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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}
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// The parameter index and argument index for the type guard target is matching.
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// The type predicate type is assignable to the parameter type.
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declare function isC_multipleParams(p1, p2): p1 is C;
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>isC_multipleParams : Symbol(isC_multipleParams, Decl(typeGuardFunction.ts, 42, 1))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 46, 36))
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>p2 : Symbol(p2, Decl(typeGuardFunction.ts, 46, 39))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 46, 36))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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if (isC_multipleParams(a, 0)) {
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>isC_multipleParams : Symbol(isC_multipleParams, Decl(typeGuardFunction.ts, 42, 1))
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>a : Symbol(a, Decl(typeGuardFunction.ts, 19, 3))
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a.propC;
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>a.propC : Symbol(C.propC, Decl(typeGuardFunction.ts, 9, 19))
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>a : Symbol(a, Decl(typeGuardFunction.ts, 19, 3))
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>propC : Symbol(C.propC, Decl(typeGuardFunction.ts, 9, 19))
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}
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// Methods
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var obj: {
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>obj : Symbol(obj, Decl(typeGuardFunction.ts, 52, 3))
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func1(p1: A): p1 is C;
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>func1 : Symbol(func1, Decl(typeGuardFunction.ts, 52, 10))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 53, 10))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 53, 10))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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}
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class D {
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>D : Symbol(D, Decl(typeGuardFunction.ts, 54, 1))
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method1(p1: A): p1 is C {
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>method1 : Symbol(method1, Decl(typeGuardFunction.ts, 55, 9))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 56, 12))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 56, 12))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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return true;
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}
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}
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// Arrow function
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let f1 = (p1: A): p1 is C => false;
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>f1 : Symbol(f1, Decl(typeGuardFunction.ts, 62, 3))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 62, 10))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 62, 10))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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// Function type
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declare function f2(p1: (p1: A) => p1 is C);
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>f2 : Symbol(f2, Decl(typeGuardFunction.ts, 62, 35))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 65, 20))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 65, 25))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 65, 25))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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// Function expressions
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f2(function(p1: A): p1 is C {
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>f2 : Symbol(f2, Decl(typeGuardFunction.ts, 62, 35))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 68, 12))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 68, 12))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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return true;
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});
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// Evaluations are asssignable to boolean.
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declare function acceptingBoolean(a: boolean);
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>acceptingBoolean : Symbol(acceptingBoolean, Decl(typeGuardFunction.ts, 70, 3))
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>a : Symbol(a, Decl(typeGuardFunction.ts, 73, 34))
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acceptingBoolean(isA(a));
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>acceptingBoolean : Symbol(acceptingBoolean, Decl(typeGuardFunction.ts, 70, 3))
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>isA : Symbol(isA, Decl(typeGuardFunction.ts, 11, 1))
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>a : Symbol(a, Decl(typeGuardFunction.ts, 19, 3))
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// Type predicates with different parameter name.
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declare function acceptingTypeGuardFunction(p1: (item) => item is A);
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>acceptingTypeGuardFunction : Symbol(acceptingTypeGuardFunction, Decl(typeGuardFunction.ts, 74, 25))
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>p1 : Symbol(p1, Decl(typeGuardFunction.ts, 77, 44))
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>item : Symbol(item, Decl(typeGuardFunction.ts, 77, 49))
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>item : Symbol(item, Decl(typeGuardFunction.ts, 77, 49))
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>A : Symbol(A, Decl(typeGuardFunction.ts, 0, 0))
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acceptingTypeGuardFunction(isA);
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>acceptingTypeGuardFunction : Symbol(acceptingTypeGuardFunction, Decl(typeGuardFunction.ts, 74, 25))
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>isA : Symbol(isA, Decl(typeGuardFunction.ts, 11, 1))
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// Binary expressions
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let union2: C | B;
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>union2 : Symbol(union2, Decl(typeGuardFunction.ts, 81, 3))
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>C : Symbol(C, Decl(typeGuardFunction.ts, 7, 1))
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>B : Symbol(B, Decl(typeGuardFunction.ts, 3, 1))
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let union3: boolean | B = isA(union2) || union2;
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>union3 : Symbol(union3, Decl(typeGuardFunction.ts, 82, 3))
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>B : Symbol(B, Decl(typeGuardFunction.ts, 3, 1))
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>isA : Symbol(isA, Decl(typeGuardFunction.ts, 11, 1))
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>union2 : Symbol(union2, Decl(typeGuardFunction.ts, 81, 3))
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>union2 : Symbol(union2, Decl(typeGuardFunction.ts, 81, 3))
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