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feat(core): view engine - add debug information (#14197)

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Creates debug information for the renderer,
and also reports errors relative to the
declaration place in the template.

Part of #14013

PR Close #14197
This commit is contained in:
Tobias Bosch
2017-01-26 17:07:37 -08:00
committed by Miško Hevery
parent c48dd76f5c
commit 52b21275f4
23 changed files with 1007 additions and 433 deletions
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13
modules/@angular/core/src/view/text.ts
View File

@ -6,12 +6,15 @@
* found in the LICENSE file at https://angular.io/license
*/
import {isDevMode} from '../application_ref';
import {looseIdentical} from '../facade/lang';
import {BindingDef, BindingType, NodeData, NodeDef, NodeFlags, NodeType, Services, TextData, ViewData, asElementData, asTextData} from './types';
import {checkAndUpdateBinding} from './util';
import {BindingDef, BindingType, DebugContext, NodeData, NodeDef, NodeFlags, NodeType, Services, TextData, ViewData, ViewFlags, asElementData, asTextData} from './types';
import {checkAndUpdateBinding, sliceErrorStack} from './util';
export function textDef(constants: string[]): NodeDef {
// skip the call to sliceErrorStack itself + the call to this function.
const source = isDevMode() ? sliceErrorStack(2, 3) : '';
const bindings: BindingDef[] = new Array(constants.length - 1);
for (let i = 1; i < constants.length; i++) {
bindings[i - 1] = {
@ -39,7 +42,7 @@ export function textDef(constants: string[]): NodeDef {
disposableCount: 0,
element: undefined,
provider: undefined,
text: {prefix: constants[0]},
text: {prefix: constants[0], source},
pureExpression: undefined,
query: undefined,
};
@ -50,7 +53,9 @@ export function createText(view: ViewData, renderHost: any, def: NodeDef): TextD
def.parent != null ? asElementData(view, def.parent).renderElement : renderHost;
let renderNode: any;
if (view.renderer) {
renderNode = view.renderer.createText(parentNode, def.text.prefix);
const debugContext =
isDevMode() ? view.services.createDebugContext(view, def.index) : undefined;
renderNode = view.renderer.createText(parentNode, def.text.prefix, debugContext);
} else {
renderNode = document.createTextNode(def.text.prefix);
if (parentNode) {