2014-08-15 23:33:16 +02:00
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=== tests/cases/compiler/bestCommonTypeWithContextualTyping.ts ===
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interface Contextual {
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>Contextual : Contextual
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dummy;
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>dummy : any
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p?: number;
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>p : number
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}
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interface Ellement {
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>Ellement : Ellement
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dummy;
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>dummy : any
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p: any;
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>p : any
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}
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var e: Ellement;
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>e : Ellement
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>Ellement : Ellement
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// All of these should pass. Neither type is a supertype of the other, but the RHS should
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// always use Ellement in these examples (not Contextual). Because Ellement is assignable
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// to Contextual, no errors.
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var arr: Contextual[] = [e]; // Ellement[]
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>arr : Contextual[]
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>Contextual : Contextual
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>[e] : Ellement[]
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>e : Ellement
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var obj: { [s: string]: Contextual } = { s: e }; // { s: Ellement; [s: string]: Ellement }
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>obj : { [x: string]: Contextual; }
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>s : string
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>Contextual : Contextual
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>{ s: e } : { [x: string]: Ellement; s: Ellement; }
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>s : Ellement
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2014-08-25 19:36:12 +02:00
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>e : Ellement
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2014-08-15 23:33:16 +02:00
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var conditional: Contextual = null ? e : e; // Ellement
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>conditional : Contextual
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>Contextual : Contextual
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>null ? e : e : Ellement
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>e : Ellement
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>e : Ellement
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var contextualOr: Contextual = e || e; // Ellement
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>contextualOr : Contextual
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>Contextual : Contextual
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>e || e : Ellement
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>e : Ellement
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>e : Ellement
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