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refactor: utilize type narrowing (#33075)

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PR Close #33075
This commit is contained in:
Danny Skoog
2019-10-09 17:17:52 +02:00
committed by Miško Hevery
parent 1ae77da609
commit 6ab5f3648a
29 changed files with 73 additions and 80 deletions
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7
packages/animations/browser/src/dsl/animation_transition_expr.ts
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@ -13,9 +13,8 @@ export function parseTransitionExpr(
transitionValue: string | TransitionMatcherFn, errors: string[]): TransitionMatcherFn[] {
const expressions: TransitionMatcherFn[] = [];
if (typeof transitionValue == 'string') {
(<string>transitionValue)
.split(/\s*,\s*/)
.forEach(str => parseInnerTransitionStr(str, expressions, errors));
transitionValue.split(/\s*,\s*/).forEach(
str => parseInnerTransitionStr(str, expressions, errors));
} else {
expressions.push(<TransitionMatcherFn>transitionValue);
}
@ -30,7 +29,7 @@ function parseInnerTransitionStr(
expressions.push(result);
return;
}
eventStr = result as string;
eventStr = result;
}
const match = eventStr.match(/^(\*|[-\w]+)\s*(<?[=-]>)\s*(\*|[-\w]+)$/);