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refactor(core): cleanup code with side-effects which was preventing tree-shaking (#30580)

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PR Close #30580
This commit is contained in:
Misko Hevery
2019-05-20 22:50:30 -07:00
parent a981dd2aab
commit fcdd784667
13 changed files with 72 additions and 197 deletions
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146
integration/side-effects/snapshots/core/esm2015.js
View File

@ -1,147 +1,3 @@
import { Subject, Subscription } from "rxjs";
import "rxjs";
import "rxjs/operators";
function getGlobal() {
const __globalThis = "undefined" !== typeof globalThis && globalThis;
const __window = "undefined" !== typeof window && window;
const __self = "undefined" !== typeof self && "undefined" !== typeof WorkerGlobalScope && self instanceof WorkerGlobalScope && self;
const __global = "undefined" !== typeof global && global;
return __globalThis || __global || __window || __self;
}
const _global = getGlobal();
let _symbolIterator = null;
function getSymbolIterator() {
if (!_symbolIterator) {
const Symbol = _global["Symbol"];
if (Symbol && Symbol.iterator) _symbolIterator = Symbol.iterator; else {
const keys = Object.getOwnPropertyNames(Map.prototype);
for (let i = 0; i < keys.length; ++i) {
const key = keys[i];
if ("entries" !== key && "size" !== key && Map.prototype[key] === Map.prototype["entries"]) _symbolIterator = key;
}
}
}
return _symbolIterator;
}
if ("undefined" === typeof ngI18nClosureMode) _global["ngI18nClosureMode"] = "undefined" !== typeof goog && "function" === typeof goog.getMsg;
function flatten(list, dst) {
if (void 0 === dst) dst = list;
for (let i = 0; i < list.length; i++) {
let item = list[i];
if (Array.isArray(item)) {
if (dst === list) dst = list.slice(0, i);
flatten(item, dst);
} else if (dst !== list) dst.push(item);
}
return dst;
}
class EventEmitter extends Subject {
constructor(isAsync = false) {
super();
this.__isAsync = isAsync;
}
emit(value) {
super.next(value);
}
subscribe(generatorOrNext, error, complete) {
let schedulerFn;
let errorFn = err => null;
let completeFn = () => null;
if (generatorOrNext && "object" === typeof generatorOrNext) {
schedulerFn = this.__isAsync ? value => {
setTimeout(() => generatorOrNext.next(value));
} : value => {
generatorOrNext.next(value);
};
if (generatorOrNext.error) errorFn = this.__isAsync ? err => {
setTimeout(() => generatorOrNext.error(err));
} : err => {
generatorOrNext.error(err);
};
if (generatorOrNext.complete) completeFn = this.__isAsync ? () => {
setTimeout(() => generatorOrNext.complete());
} : () => {
generatorOrNext.complete();
};
} else {
schedulerFn = this.__isAsync ? value => {
setTimeout(() => generatorOrNext(value));
} : value => {
generatorOrNext(value);
};
if (error) errorFn = this.__isAsync ? err => {
setTimeout(() => error(err));
} : err => {
error(err);
};
if (complete) completeFn = this.__isAsync ? () => {
setTimeout(() => complete());
} : () => {
complete();
};
}
const sink = super.subscribe(schedulerFn, errorFn, completeFn);
if (generatorOrNext instanceof Subscription) generatorOrNext.add(sink);
return sink;
}
}
class QueryList {
constructor() {
this.dirty = true;
this._results = [];
this.changes = new EventEmitter();
this.length = 0;
}
map(fn) {
return this._results.map(fn);
}
filter(fn) {
return this._results.filter(fn);
}
find(fn) {
return this._results.find(fn);
}
reduce(fn, init) {
return this._results.reduce(fn, init);
}
forEach(fn) {
this._results.forEach(fn);
}
some(fn) {
return this._results.some(fn);
}
toArray() {
return this._results.slice();
}
[getSymbolIterator()]() {
return this._results[getSymbolIterator()]();
}
toString() {
return this._results.toString();
}
reset(resultsTree) {
this._results = flatten(resultsTree);
this.dirty = false;
this.length = this._results.length;
this.last = this._results[this.length - 1];
this.first = this._results[0];
}
notifyOnChanges() {
this.changes.emit(this);
}
setDirty() {
this.dirty = true;
}
destroy() {
this.changes.complete();
this.changes.unsubscribe();
}
}

12
integration/side-effects/snapshots/core/esm5.js
View File

@ -3,15 +3,3 @@ import "tslib";
import "rxjs";
import "rxjs/operators";
function getGlobal() {
var __globalThis = "undefined" !== typeof globalThis && globalThis;
var __window = "undefined" !== typeof window && window;
var __self = "undefined" !== typeof self && "undefined" !== typeof WorkerGlobalScope && self instanceof WorkerGlobalScope && self;
var __global = "undefined" !== typeof global && global;
return __globalThis || __global || __window || __self;
}
var _global = getGlobal();
if ("undefined" === typeof ngI18nClosureMode) _global["ngI18nClosureMode"] = "undefined" !== typeof goog && "function" === typeof goog.getMsg;