@angular/core
Version:
Angular - the core framework
62 lines • 8.38 kB
JavaScript
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { global } from './global';
export function ngDevModeResetPerfCounters() {
var locationString = typeof location !== 'undefined' ? location.toString() : '';
var newCounters = {
namedConstructors: locationString.indexOf('ngDevMode=namedConstructors') != -1,
firstTemplatePass: 0,
tNode: 0,
tView: 0,
rendererCreateTextNode: 0,
rendererSetText: 0,
rendererCreateElement: 0,
rendererAddEventListener: 0,
rendererSetAttribute: 0,
rendererRemoveAttribute: 0,
rendererSetProperty: 0,
rendererSetClassName: 0,
rendererAddClass: 0,
rendererRemoveClass: 0,
rendererSetStyle: 0,
rendererRemoveStyle: 0,
rendererDestroy: 0,
rendererDestroyNode: 0,
rendererMoveNode: 0,
rendererRemoveNode: 0,
rendererAppendChild: 0,
rendererInsertBefore: 0,
rendererCreateComment: 0,
styleMap: 0,
styleMapCacheMiss: 0,
classMap: 0,
classMapCacheMiss: 0,
stylingProp: 0,
stylingPropCacheMiss: 0,
stylingApply: 0,
stylingApplyCacheMiss: 0,
};
// Make sure to refer to ngDevMode as ['ngDevMode'] for closure.
var allowNgDevModeTrue = locationString.indexOf('ngDevMode=false') === -1;
global['ngDevMode'] = allowNgDevModeTrue && newCounters;
return newCounters;
}
/**
* This checks to see if the `ngDevMode` has been set. If yes,
* then we honor it, otherwise we default to dev mode with additional checks.
*
* The idea is that unless we are doing production build where we explicitly
* set `ngDevMode == false` we should be helping the developer by providing
* as much early warning and errors as possible.
*
* NOTE: changes to the `ngDevMode` name must be synced with `compiler-cli/src/tooling.ts`.
*/
if (typeof ngDevMode === 'undefined' || ngDevMode) {
ngDevModeResetPerfCounters();
}
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NhY2hlTWlzczogMCxcbiAgICBzdHlsaW5nUHJvcDogMCxcbiAgICBzdHlsaW5nUHJvcENhY2hlTWlzczogMCxcbiAgICBzdHlsaW5nQXBwbHk6IDAsXG4gICAgc3R5bGluZ0FwcGx5Q2FjaGVNaXNzOiAwLFxuICB9O1xuXG4gIC8vIE1ha2Ugc3VyZSB0byByZWZlciB0byBuZ0Rldk1vZGUgYXMgWyduZ0Rldk1vZGUnXSBmb3IgY2xvc3VyZS5cbiAgY29uc3QgYWxsb3dOZ0Rldk1vZGVUcnVlID0gbG9jYXRpb25TdHJpbmcuaW5kZXhPZignbmdEZXZNb2RlPWZhbHNlJykgPT09IC0xO1xuICBnbG9iYWxbJ25nRGV2TW9kZSddID0gYWxsb3dOZ0Rldk1vZGVUcnVlICYmIG5ld0NvdW50ZXJzO1xuICByZXR1cm4gbmV3Q291bnRlcnM7XG59XG5cbi8qKlxuICogVGhpcyBjaGVja3MgdG8gc2VlIGlmIHRoZSBgbmdEZXZNb2RlYCBoYXMgYmVlbiBzZXQuIElmIHllcyxcbiAqIHRoZW4gd2UgaG9ub3IgaXQsIG90aGVyd2lzZSB3ZSBkZWZhdWx0IHRvIGRldiBtb2RlIHdpdGggYWRkaXRpb25hbCBjaGVja3MuXG4gKlxuICogVGhlIGlkZWEgaXMgdGhhdCB1bmxlc3Mgd2UgYXJlIGRvaW5nIHByb2R1Y3Rpb24gYnVpbGQgd2hlcmUgd2UgZXhwbGljaXRseVxuICogc2V0IGBuZ0Rldk1vZGUgPT0gZmFsc2VgIHdlIHNob3VsZCBiZSBoZWxwaW5nIHRoZSBkZXZlbG9wZXIgYnkgcHJvdmlkaW5nXG4gKiBhcyBtdWNoIGVhcmx5IHdhcm5pbmcgYW5kIGVycm9ycyBhcyBwb3NzaWJsZS5cbiAqXG4gKiBOT1RFOiBjaGFuZ2VzIHRvIHRoZSBgbmdEZXZNb2RlYCBuYW1lIG11c3QgYmUgc3luY2VkIHdpdGggYGNvbXBpbGVyLWNsaS9zcmMvdG9vbGluZy50c2AuXG4gKi9cbmlmICh0eXBlb2YgbmdEZXZNb2RlID09PSAndW5kZWZpbmVkJyB8fCBuZ0Rldk1vZGUpIHtcbiAgbmdEZXZNb2RlUmVzZXRQZXJmQ291bnRlcnMoKTtcbn1cbiJdfQ==