50 lines
2.2 KiB
TypeScript
50 lines
2.2 KiB
TypeScript
/// <reference path='fourslash.ts'/>
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////interface A {
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//// a: number;
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//// [|{| "isWriteAccess": true, "isDefinition": true |}common|]: string;
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////}
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////
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////interface B {
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//// b: number;
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//// [|{| "isWriteAccess": true, "isDefinition": true |}common|]: number;
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////}
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////
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////// Assignment
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////var v1: A | B = { a: 0, [|{| "isWriteAccess": true, "isDefinition": true, "type": "string" |}common|]: "" };
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////var v2: A | B = { b: 0, [|{| "isWriteAccess": true, "isDefinition": true, "type": "number" |}common|]: 3 };
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////
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////// Function call
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////function consumer(f: A | B) { }
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////consumer({ a: 0, b: 0, [|{| "isWriteAccess": true, "isDefinition": true, "type": "number" |}common|]: 1 });
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////
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////// Type cast
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////var c = <A | B> { [|{| "isWriteAccess": true, "isDefinition": true, "type": "number" |}common|]: 0, b: 0 };
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////
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////// Array literal
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////var ar: Array<A|B> = [{ a: 0, [|{| "isWriteAccess": true, "isDefinition": true, "type": "string" |}common|]: "" }, { b: 0, [|{| "isWriteAccess": true, "isDefinition": true, "type": "number" |}common|]: 0 }];
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////
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////// Nested object literal
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////var ob: { aorb: A|B } = { aorb: { b: 0, [|{| "isWriteAccess": true, "isDefinition": true, "type": "number" |}common|]: 0 } };
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////
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////// Widened type
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////var w: A|B = { a:0, [|{| "isWriteAccess": true, "isDefinition": true, "type": "undefined" |}common|]: undefined };
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////
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////// Untped -- should not be included
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////var u1 = { a: 0, b: 0, common: "" };
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////var u2 = { b: 0, common: 0 };
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const all = test.ranges();
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const [aCommon, bCommon, ...unionRefs] = all;
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verify.referenceGroups(aCommon, [{ definition: "(property) A.common: string", ranges: [aCommon, ...unionRefs] }]);
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verify.referenceGroups(bCommon, [{ definition: "(property) B.common: number", ranges: [bCommon, ...unionRefs] }]);
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unionRefs.forEach((unionRef, idx) => {
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const type = unionRef.marker.data.type;
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verify.referenceGroups(unionRef, [
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{ definition: "(property) A.common: string", ranges: all.filter(x => x !== bCommon && x !== unionRef) },
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{ definition: "(property) B.common: number", ranges: [bCommon] },
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{ definition: `(property) common: ${type}`, ranges: [unionRef] }
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]);
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});
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