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Use for-of in core.ts

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This commit is contained in:
Cyrus Najmabadi 2015-03-13 09:03:31 -07:00
parent 6565c4bea1
commit 31b066ec17
1 changed files with 14 additions and 14 deletions
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28
src/compiler/core.ts
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@ -25,7 +25,7 @@ module ts {
export function forEach<T, U>(array: T[], callback: (element: T, index: number) => U): U {
if (array) {
for (var i = 0, len = array.length; i < len; i++) {
for (let i = 0, len = array.length; i < len; i++) {
var result = callback(array[i], i);
if (result) {
return result;
@ -37,8 +37,8 @@ module ts {
export function contains<T>(array: T[], value: T): boolean {
if (array) {
for (var i = 0, len = array.length; i < len; i++) {
if (array[i] === value) {
for (let v of array) {
if (v === value) {
return true;
}
}
@ -60,8 +60,8 @@ module ts {
export function countWhere<T>(array: T[], predicate: (x: T) => boolean): number {
var count = 0;
if (array) {
for (var i = 0, len = array.length; i < len; i++) {
if (predicate(array[i])) {
for (let v of array) {
if (predicate(v)) {
count++;
}
}
@ -72,8 +72,7 @@ module ts {
export function filter<T>(array: T[], f: (x: T) => boolean): T[] {
if (array) {
var result: T[] = [];
for (var i = 0, len = array.length; i < len; i++) {
var item = array[i];
for (let item of array) {
if (f(item)) {
result.push(item);
}
@ -85,8 +84,8 @@ module ts {
export function map<T, U>(array: T[], f: (x: T) => U): U[] {
if (array) {
var result: U[] = [];
for (var i = 0, len = array.length; i < len; i++) {
result.push(f(array[i]));
for (let v of array) {
result.push(f(v));
}
}
return result;
@ -102,9 +101,10 @@ module ts {
export function deduplicate<T>(array: T[]): T[] {
if (array) {
var result: T[] = [];
for (var i = 0, len = array.length; i < len; i++) {
var item = array[i];
if (!contains(result, item)) result.push(item);
for (let item of array) {
if (!contains(result, item)) {
result.push(item);
}
}
}
return result;
@ -119,8 +119,8 @@ module ts {
}
export function addRange<T>(to: T[], from: T[]): void {
for (var i = 0, n = from.length; i < n; i++) {
to.push(from[i]);
for (let v of from) {
to.push(v);
}
}