angular2
Version:
Angular 2 - a web framework for modern web apps
338 lines (337 loc) • 12.6 kB
JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); }
};
import { isBlank, isPresent, CONST_EXPR, looseIdentical } from 'angular2/src/facade/lang';
import { ListWrapper, StringMapWrapper } from 'angular2/src/facade/collection';
import { BaseException } from 'angular2/src/facade/exceptions';
import { AppElement } from './element';
import { ExpressionChangedAfterItHasBeenCheckedException } from './exceptions';
import { devModeEqual, uninitialized } from 'angular2/src/core/change_detection/change_detection';
import { Inject, Injectable } from 'angular2/src/core/di';
import { RootRenderer, RenderComponentType } from 'angular2/src/core/render/api';
import { APP_ID } from 'angular2/src/core/application_tokens';
export let ViewUtils = class ViewUtils {
constructor(_renderer, _appId) {
this._renderer = _renderer;
this._appId = _appId;
this._nextCompTypeId = 0;
}
/**
* Used by the generated code
*/
createRenderComponentType(templateUrl, slotCount, encapsulation, styles) {
return new RenderComponentType(`${this._appId}-${this._nextCompTypeId++}`, templateUrl, slotCount, encapsulation, styles);
}
/** @internal */
renderComponent(renderComponentType) {
return this._renderer.renderComponent(renderComponentType);
}
};
ViewUtils = __decorate([
Injectable(),
__param(1, Inject(APP_ID)),
__metadata('design:paramtypes', [RootRenderer, String])
], ViewUtils);
export function flattenNestedViewRenderNodes(nodes) {
return _flattenNestedViewRenderNodes(nodes, []);
}
function _flattenNestedViewRenderNodes(nodes, renderNodes) {
for (var i = 0; i < nodes.length; i++) {
var node = nodes[i];
if (node instanceof AppElement) {
var appEl = node;
renderNodes.push(appEl.nativeElement);
if (isPresent(appEl.nestedViews)) {
for (var k = 0; k < appEl.nestedViews.length; k++) {
_flattenNestedViewRenderNodes(appEl.nestedViews[k].rootNodesOrAppElements, renderNodes);
}
}
}
else {
renderNodes.push(node);
}
}
return renderNodes;
}
const EMPTY_ARR = CONST_EXPR([]);
export function ensureSlotCount(projectableNodes, expectedSlotCount) {
var res;
if (isBlank(projectableNodes)) {
res = EMPTY_ARR;
}
else if (projectableNodes.length < expectedSlotCount) {
var givenSlotCount = projectableNodes.length;
res = ListWrapper.createFixedSize(expectedSlotCount);
for (var i = 0; i < expectedSlotCount; i++) {
res[i] = (i < givenSlotCount) ? projectableNodes[i] : EMPTY_ARR;
}
}
else {
res = projectableNodes;
}
return res;
}
export const MAX_INTERPOLATION_VALUES = 9;
export function interpolate(valueCount, c0, a1, c1, a2, c2, a3, c3, a4, c4, a5, c5, a6, c6, a7, c7, a8, c8, a9, c9) {
switch (valueCount) {
case 1:
return c0 + _toStringWithNull(a1) + c1;
case 2:
return c0 + _toStringWithNull(a1) + c1 + _toStringWithNull(a2) + c2;
case 3:
return c0 + _toStringWithNull(a1) + c1 + _toStringWithNull(a2) + c2 + _toStringWithNull(a3) +
c3;
case 4:
return c0 + _toStringWithNull(a1) + c1 + _toStringWithNull(a2) + c2 + _toStringWithNull(a3) +
c3 + _toStringWithNull(a4) + c4;
case 5:
return c0 + _toStringWithNull(a1) + c1 + _toStringWithNull(a2) + c2 + _toStringWithNull(a3) +
c3 + _toStringWithNull(a4) + c4 + _toStringWithNull(a5) + c5;
case 6:
return c0 + _toStringWithNull(a1) + c1 + _toStringWithNull(a2) + c2 + _toStringWithNull(a3) +
c3 + _toStringWithNull(a4) + c4 + _toStringWithNull(a5) + c5 + _toStringWithNull(a6) +
c6;
case 7:
return c0 + _toStringWithNull(a1) + c1 + _toStringWithNull(a2) + c2 + _toStringWithNull(a3) +
c3 + _toStringWithNull(a4) + c4 + _toStringWithNull(a5) + c5 + _toStringWithNull(a6) +
c6 + _toStringWithNull(a7) + c7;
case 8:
return c0 + _toStringWithNull(a1) + c1 + _toStringWithNull(a2) + c2 + _toStringWithNull(a3) +
c3 + _toStringWithNull(a4) + c4 + _toStringWithNull(a5) + c5 + _toStringWithNull(a6) +
c6 + _toStringWithNull(a7) + c7 + _toStringWithNull(a8) + c8;
case 9:
return c0 + _toStringWithNull(a1) + c1 + _toStringWithNull(a2) + c2 + _toStringWithNull(a3) +
c3 + _toStringWithNull(a4) + c4 + _toStringWithNull(a5) + c5 + _toStringWithNull(a6) +
c6 + _toStringWithNull(a7) + c7 + _toStringWithNull(a8) + c8 + _toStringWithNull(a9) +
c9;
default:
throw new BaseException(`Does not support more than 9 expressions`);
}
}
function _toStringWithNull(v) {
return v != null ? v.toString() : '';
}
export function checkBinding(throwOnChange, oldValue, newValue) {
if (throwOnChange) {
if (!devModeEqual(oldValue, newValue)) {
throw new ExpressionChangedAfterItHasBeenCheckedException(oldValue, newValue, null);
}
return false;
}
else {
return !looseIdentical(oldValue, newValue);
}
}
export function arrayLooseIdentical(a, b) {
if (a.length != b.length)
return false;
for (var i = 0; i < a.length; ++i) {
if (!looseIdentical(a[i], b[i]))
return false;
}
return true;
}
export function mapLooseIdentical(m1, m2) {
var k1 = StringMapWrapper.keys(m1);
var k2 = StringMapWrapper.keys(m2);
if (k1.length != k2.length) {
return false;
}
var key;
for (var i = 0; i < k1.length; i++) {
key = k1[i];
if (!looseIdentical(m1[key], m2[key])) {
return false;
}
}
return true;
}
export function castByValue(input, value) {
return input;
}
export function pureProxy1(fn) {
var result;
var v0;
v0 = uninitialized;
return (p0) => {
if (!looseIdentical(v0, p0)) {
v0 = p0;
result = fn(p0);
}
return result;
};
}
export function pureProxy2(fn) {
var result;
var v0, v1;
v0 = v1 = uninitialized;
return (p0, p1) => {
if (!looseIdentical(v0, p0) || !looseIdentical(v1, p1)) {
v0 = p0;
v1 = p1;
result = fn(p0, p1);
}
return result;
};
}
export function pureProxy3(fn) {
var result;
var v0, v1, v2;
v0 = v1 = v2 = uninitialized;
return (p0, p1, p2) => {
if (!looseIdentical(v0, p0) || !looseIdentical(v1, p1) || !looseIdentical(v2, p2)) {
v0 = p0;
v1 = p1;
v2 = p2;
result = fn(p0, p1, p2);
}
return result;
};
}
export function pureProxy4(fn) {
var result;
var v0, v1, v2, v3;
v0 = v1 = v2 = v3 = uninitialized;
return (p0, p1, p2, p3) => {
if (!looseIdentical(v0, p0) || !looseIdentical(v1, p1) || !looseIdentical(v2, p2) ||
!looseIdentical(v3, p3)) {
v0 = p0;
v1 = p1;
v2 = p2;
v3 = p3;
result = fn(p0, p1, p2, p3);
}
return result;
};
}
export function pureProxy5(fn) {
var result;
var v0, v1, v2, v3, v4;
v0 = v1 = v2 = v3 = v4 = uninitialized;
return (p0, p1, p2, p3, p4) => {
if (!looseIdentical(v0, p0) || !looseIdentical(v1, p1) || !looseIdentical(v2, p2) ||
!looseIdentical(v3, p3) || !looseIdentical(v4, p4)) {
v0 = p0;
v1 = p1;
v2 = p2;
v3 = p3;
v4 = p4;
result = fn(p0, p1, p2, p3, p4);
}
return result;
};
}
export function pureProxy6(fn) {
var result;
var v0, v1, v2, v3, v4, v5;
v0 = v1 = v2 = v3 = v4 = v5 = uninitialized;
return (p0, p1, p2, p3, p4, p5) => {
if (!looseIdentical(v0, p0) || !looseIdentical(v1, p1) || !looseIdentical(v2, p2) ||
!looseIdentical(v3, p3) || !looseIdentical(v4, p4) || !looseIdentical(v5, p5)) {
v0 = p0;
v1 = p1;
v2 = p2;
v3 = p3;
v4 = p4;
v5 = p5;
result = fn(p0, p1, p2, p3, p4, p5);
}
return result;
};
}
export function pureProxy7(fn) {
var result;
var v0, v1, v2, v3, v4, v5, v6;
v0 = v1 = v2 = v3 = v4 = v5 = v6 = uninitialized;
return (p0, p1, p2, p3, p4, p5, p6) => {
if (!looseIdentical(v0, p0) || !looseIdentical(v1, p1) || !looseIdentical(v2, p2) ||
!looseIdentical(v3, p3) || !looseIdentical(v4, p4) || !looseIdentical(v5, p5) ||
!looseIdentical(v6, p6)) {
v0 = p0;
v1 = p1;
v2 = p2;
v3 = p3;
v4 = p4;
v5 = p5;
v6 = p6;
result = fn(p0, p1, p2, p3, p4, p5, p6);
}
return result;
};
}
export function pureProxy8(fn) {
var result;
var v0, v1, v2, v3, v4, v5, v6, v7;
v0 = v1 = v2 = v3 = v4 = v5 = v6 = v7 = uninitialized;
return (p0, p1, p2, p3, p4, p5, p6, p7) => {
if (!looseIdentical(v0, p0) || !looseIdentical(v1, p1) || !looseIdentical(v2, p2) ||
!looseIdentical(v3, p3) || !looseIdentical(v4, p4) || !looseIdentical(v5, p5) ||
!looseIdentical(v6, p6) || !looseIdentical(v7, p7)) {
v0 = p0;
v1 = p1;
v2 = p2;
v3 = p3;
v4 = p4;
v5 = p5;
v6 = p6;
v7 = p7;
result = fn(p0, p1, p2, p3, p4, p5, p6, p7);
}
return result;
};
}
export function pureProxy9(fn) {
var result;
var v0, v1, v2, v3, v4, v5, v6, v7, v8;
v0 = v1 = v2 = v3 = v4 = v5 = v6 = v7 = v8 = uninitialized;
return (p0, p1, p2, p3, p4, p5, p6, p7, p8) => {
if (!looseIdentical(v0, p0) || !looseIdentical(v1, p1) || !looseIdentical(v2, p2) ||
!looseIdentical(v3, p3) || !looseIdentical(v4, p4) || !looseIdentical(v5, p5) ||
!looseIdentical(v6, p6) || !looseIdentical(v7, p7) || !looseIdentical(v8, p8)) {
v0 = p0;
v1 = p1;
v2 = p2;
v3 = p3;
v4 = p4;
v5 = p5;
v6 = p6;
v7 = p7;
v8 = p8;
result = fn(p0, p1, p2, p3, p4, p5, p6, p7, p8);
}
return result;
};
}
export function pureProxy10(fn) {
var result;
var v0, v1, v2, v3, v4, v5, v6, v7, v8, v9;
v0 = v1 = v2 = v3 = v4 = v5 = v6 = v7 = v8 = v9 = uninitialized;
return (p0, p1, p2, p3, p4, p5, p6, p7, p8, p9) => {
if (!looseIdentical(v0, p0) || !looseIdentical(v1, p1) || !looseIdentical(v2, p2) ||
!looseIdentical(v3, p3) || !looseIdentical(v4, p4) || !looseIdentical(v5, p5) ||
!looseIdentical(v6, p6) || !looseIdentical(v7, p7) || !looseIdentical(v8, p8) ||
!looseIdentical(v9, p9)) {
v0 = p0;
v1 = p1;
v2 = p2;
v3 = p3;
v4 = p4;
v5 = p5;
v6 = p6;
v7 = p7;
v8 = p8;
v9 = p9;
result = fn(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9);
}
return result;
};
}