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Fix typing for Promises so that a void error callback doesn't mess up inference

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Jason Freeman
2015-05-06 15:53:01 -07:00
parent 14362b0ca5
commit 498f315256
5 changed files with 237 additions and 0 deletions
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2
src/lib/es6.d.ts vendored
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@@ -3580,6 +3580,7 @@ interface PromiseLike<T> {
* @returns A Promise for the completion of which ever callback is executed.
*/
then<TResult>(onfulfilled?: (value: T) => TResult | PromiseLike<TResult>, onrejected?: (reason: any) => TResult | PromiseLike<TResult>): PromiseLike<TResult>;
then<TResult>(onfulfilled?: (value: T) => TResult | PromiseLike<TResult>, onrejected?: (reason: any) => void): PromiseLike<TResult>;
}
/**
@@ -3593,6 +3594,7 @@ interface Promise<T> {
* @returns A Promise for the completion of which ever callback is executed.
*/
then<TResult>(onfulfilled?: (value: T) => TResult | PromiseLike<TResult>, onrejected?: (reason: any) => TResult | PromiseLike<TResult>): Promise<TResult>;
then<TResult>(onfulfilled?: (value: T) => TResult | PromiseLike<TResult>, onrejected?: (reason: any) => void): Promise<TResult>;
/**
* Attaches a callback for only the rejection of the Promise.