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Add type annotations for Whitespace._findToken

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This commit is contained in:
Jason 2016-01-20 13:01:32 +08:00
parent 993c5a572b
commit d11a2e3d48
1 changed files with 2 additions and 2 deletions
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4
packages/babel-generator/src/whitespace.js
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@ -82,9 +82,9 @@ export default class Whitespace {
* Find a token between start and end.
*/
_findToken(test, start, end) {
_findToken(test: Function, start: number, end: number): ?number {
const middle = (start + end) >>> 1;
const match = test(this.tokens[middle]);
const match: number = test(this.tokens[middle]);
if (match < 0 && end > middle) {
return this._findToken(test, middle + 1, end);
} else if (match > 0 && start < middle) {