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Fix type parameter of applyWithFunction #2396

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Mar 31, 2017
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Fix type parameter of applyWithFunction #2396

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12 changes: 10 additions & 2 deletions src/language/rule/abstractRule.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -49,8 +49,16 @@ export abstract class AbstractRule implements IRule {
}

protected applyWithFunction(sourceFile: ts.SourceFile, walkFn: (ctx: WalkContext<void>) => void): RuleFailure[];
protected applyWithFunction<T>(sourceFile: ts.SourceFile, walkFn: (ctx: WalkContext<T>) => void, options: T): RuleFailure[];
protected applyWithFunction<T>(sourceFile: ts.SourceFile, walkFn: (ctx: WalkContext<T | void>) => void, options?: T): RuleFailure[] {
protected applyWithFunction<T, U extends T>(
sourceFile: ts.SourceFile,
walkFn: (ctx: WalkContext<T>) => void,
options: U,
): RuleFailure[];
protected applyWithFunction<T, U extends T>(
sourceFile: ts.SourceFile,
walkFn: (ctx: WalkContext<T | void>) => void,
options?: U,
): RuleFailure[] {
const ctx = new WalkContext(sourceFile, this.ruleName, options);
walkFn(ctx);
return this.filterFailures(ctx.failures);
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