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fixStrictClassInitialization: Support array initializer (#24810)

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Andy 2018-06-08 15:56:56 -07:00 committed by GitHub
parent 8c7a9ccc27
commit 04187bde8d
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3 changed files with 8 additions and 1 deletions
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2
src/compiler/types.ts
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@ -3056,12 +3056,12 @@ namespace ts {
/* @internal */ getSymbolCount(): number;
/* @internal */ getTypeCount(): number;
/* @internal */ isArrayLikeType(type: Type): boolean;
/**
* For a union, will include a property if it's defined in *any* of the member types.
* So for `{ a } | { b }`, this will include both `a` and `b`.
* Does not include properties of primitive types.
*/
/* @internal */ isArrayLikeType(type: Type): boolean;
/* @internal */ getAllPossiblePropertiesOfTypes(type: ReadonlyArray<Type>): Symbol[];
/* @internal */ resolveName(name: string, location: Node, meaning: SymbolFlags, excludeGlobals: boolean): Symbol | undefined;
/* @internal */ getJsxNamespace(location?: Node): string;

3
src/services/codefixes/fixStrictClassInitialization.ts
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@ -127,6 +127,9 @@ namespace ts.codefix {
return createNew(createIdentifier(type.symbol.name), /*typeArguments*/ undefined, /*argumentsArray*/ undefined);
}
else if (checker.isArrayLikeType(type)) {
return createArrayLiteral();
}
return undefined;
}
}

4
tests/cases/fourslash/codeFixClassPropertyInitialization_all_3.ts
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@ -35,6 +35,8 @@
//// k: AT;
////
//// l: Foo;
////
//// m: number[];
//// }
verify.codeFixAll({
@ -73,5 +75,7 @@ class T {
k: AT = new AT;
l: Foo = new Foo;
m: number[] = [];
}`
});