44 lines
1.2 KiB
TypeScript
44 lines
1.2 KiB
TypeScript
/// <reference path='fourslash.ts'/>
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// @strictNullChecks: true
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////function foo(strOrNum: string | number) {
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//// if (typeof /*1*/strOrNum === "number") {
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//// return /*2*/strOrNum;
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//// }
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//// else {
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//// return /*3*/strOrNum.length;
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//// }
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////}
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////function bar() {
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//// let s: string | undefined;
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//// /*4*/s;
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//// /*5*/s = "abc";
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//// /*6*/s;
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////}
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goTo.marker('1');
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verify.quickInfoIs('(parameter) strOrNum: string | number');
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verify.completionListContains("strOrNum", "(parameter) strOrNum: string | number");
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goTo.marker('2');
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verify.quickInfoIs('(parameter) strOrNum: number');
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verify.completionListContains("strOrNum", "(parameter) strOrNum: number");
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goTo.marker('3');
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verify.quickInfoIs('(parameter) strOrNum: string');
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verify.completionListContains("strOrNum", "(parameter) strOrNum: string");
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goTo.marker('4');
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verify.quickInfoIs('let s: string | undefined');
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verify.completionListContains("s", "let s: string | undefined");
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goTo.marker('5');
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verify.quickInfoIs('let s: string | undefined');
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verify.completionListContains("s", "let s: string | undefined");
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goTo.marker('6');
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verify.quickInfoIs('let s: string');
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verify.completionListContains("s", "let s: string");
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