189 lines
3.9 KiB
Text
189 lines
3.9 KiB
Text
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=== tests/cases/conformance/expressions/conditonalOperator/conditionalOperatorWithIdenticalBCT.ts ===
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//Cond ? Expr1 : Expr2, Expr1 and Expr2 have identical best common type
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class X { propertyX: any; propertyX1: number; propertyX2: string };
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>X : X
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>propertyX : any
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>propertyX1 : number
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>propertyX2 : string
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class A extends X { propertyA: number };
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>A : A
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>X : X
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>propertyA : number
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class B extends X { propertyB: string };
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>B : B
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>X : X
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>propertyB : string
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var x: X;
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>x : X
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>X : X
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var a: A;
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>a : A
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>A : A
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var b: B;
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>b : B
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>B : B
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//Cond ? Expr1 : Expr2, Expr1 is supertype
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//Be Not contextually typed
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true ? x : a;
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>true ? x : a : X
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>x : X
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>a : A
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var result1 = true ? x : a;
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>result1 : X
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>true ? x : a : X
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>x : X
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>a : A
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//Expr1 and Expr2 are literals
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true ? {} : 1;
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>true ? {} : 1 : {}
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>{} : {}
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true ? { a: 1 } : { a: 2, b: 'string' };
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>true ? { a: 1 } : { a: 2, b: 'string' } : { a: number; }
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>{ a: 1 } : { a: number; }
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>a : number
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>{ a: 2, b: 'string' } : { a: number; b: string; }
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>a : number
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>b : string
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var result2 = true ? {} : 1;
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>result2 : {}
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>true ? {} : 1 : {}
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>{} : {}
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var result3 = true ? { a: 1 } : { a: 2, b: 'string' };
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>result3 : { a: number; }
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>true ? { a: 1 } : { a: 2, b: 'string' } : { a: number; }
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>{ a: 1 } : { a: number; }
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>a : number
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>{ a: 2, b: 'string' } : { a: number; b: string; }
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>a : number
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>b : string
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//Contextually typed
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var resultIsX1: X = true ? x : a;
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>resultIsX1 : X
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>X : X
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>true ? x : a : X
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>x : X
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>a : A
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var result4: (t: A) => any = true ? (m) => m.propertyX : (n) => n.propertyA;
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>result4 : (t: A) => any
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>t : A
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>A : A
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>true ? (m) => m.propertyX : (n) => n.propertyA : (t: A) => any
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>(m) => m.propertyX : (m: A) => any
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>m : A
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>m.propertyX : any
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>m : A
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>propertyX : any
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>(n) => n.propertyA : (n: A) => number
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>n : A
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>n.propertyA : number
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>n : A
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>propertyA : number
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//Cond ? Expr1 : Expr2, Expr2 is supertype
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//Be Not contextually typed
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true ? a : x;
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>true ? a : x : X
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>a : A
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>x : X
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var result5 = true ? a : x;
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>result5 : X
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>true ? a : x : X
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>a : A
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>x : X
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//Expr1 and Expr2 are literals
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true ? 1 : {};
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>true ? 1 : {} : {}
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>{} : {}
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true ? { a: 2, b: 'string' } : { a: 1 };
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>true ? { a: 2, b: 'string' } : { a: 1 } : { a: number; }
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>{ a: 2, b: 'string' } : { a: number; b: string; }
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>a : number
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>b : string
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>{ a: 1 } : { a: number; }
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>a : number
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var result6 = true ? 1 : {};
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>result6 : {}
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>true ? 1 : {} : {}
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>{} : {}
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var result7 = true ? { a: 2, b: 'string' } : { a: 1 };
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>result7 : { a: number; }
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>true ? { a: 2, b: 'string' } : { a: 1 } : { a: number; }
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>{ a: 2, b: 'string' } : { a: number; b: string; }
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>a : number
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>b : string
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>{ a: 1 } : { a: number; }
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>a : number
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//Contextually typed
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var resultIsX2: X = true ? x : a;
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>resultIsX2 : X
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>X : X
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>true ? x : a : X
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>x : X
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>a : A
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var result8: (t: A) => any = true ? (m) => m.propertyA : (n) => n.propertyX;
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>result8 : (t: A) => any
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>t : A
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>A : A
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>true ? (m) => m.propertyA : (n) => n.propertyX : (t: A) => any
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>(m) => m.propertyA : (m: A) => number
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>m : A
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>m.propertyA : number
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>m : A
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>propertyA : number
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>(n) => n.propertyX : (n: A) => any
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>n : A
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>n.propertyX : any
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>n : A
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>propertyX : any
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//Result = Cond ? Expr1 : Expr2, Result is supertype
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//Contextually typed
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var resultIsX3: X = true ? a : b;
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>resultIsX3 : X
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>X : X
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>true ? a : b : X
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>a : A
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>b : B
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var result10: (t: X) => any = true ? (m) => m.propertyX1 : (n) => n.propertyX2;
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>result10 : (t: X) => any
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>t : X
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>X : X
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>true ? (m) => m.propertyX1 : (n) => n.propertyX2 : (t: X) => any
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>(m) => m.propertyX1 : (m: X) => number
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>m : X
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>m.propertyX1 : number
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>m : X
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>propertyX1 : number
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>(n) => n.propertyX2 : (n: X) => string
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>n : X
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>n.propertyX2 : string
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>n : X
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>propertyX2 : string
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//Expr1 and Expr2 are literals
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var result11: any = true ? 1 : 'string';
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>result11 : any
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>true ? 1 : 'string' : any
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