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fix(compiler): handle invalid host bindings and events (#11101)

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This commit is contained in:
Pawel Kozlowski
2016-08-26 19:29:53 +02:00
committed by Victor Berchet
parent 0a053a4cd5
commit f25c97671a
2 changed files with 41 additions and 5 deletions
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22
modules/@angular/compiler/src/template_parser/template_parser.ts
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@ -13,7 +13,7 @@ import {CompileDirectiveMetadata, CompilePipeMetadata, CompileTokenMetadata, rem
import {AST, ASTWithSource, BindingPipe, EmptyExpr, Interpolation, ParserError, RecursiveAstVisitor, TemplateBinding} from '../expression_parser/ast';
import {Parser} from '../expression_parser/parser';
import {ListWrapper, SetWrapper, StringMapWrapper} from '../facade/collection';
import {isBlank, isPresent} from '../facade/lang';
import {isBlank, isPresent, isString} from '../facade/lang';
import {HtmlParser} from '../i18n/html_parser';
import {Identifiers, identifierToken} from '../identifiers';
import * as html from '../ml_parser/ast';
@ -746,9 +746,15 @@ class TemplateParseVisitor implements html.Visitor {
targetPropertyAsts: BoundElementPropertyAst[]) {
if (isPresent(hostProps)) {
StringMapWrapper.forEach(hostProps, (expression: string, propName: string) => {
const exprAst = this._parseBinding(expression, sourceSpan);
targetPropertyAsts.push(
this._createElementPropertyAst(elementName, propName, exprAst, sourceSpan));
if (isString(expression)) {
const exprAst = this._parseBinding(expression, sourceSpan);
targetPropertyAsts.push(
this._createElementPropertyAst(elementName, propName, exprAst, sourceSpan));
} else {
this._reportError(
`Value of the host property binding "${propName}" needs to be a string representing an expression but got "${expression}" (${typeof expression})`,
sourceSpan);
}
});
}
}
@ -758,7 +764,13 @@ class TemplateParseVisitor implements html.Visitor {
targetEventAsts: BoundEventAst[]) {
if (isPresent(hostListeners)) {
StringMapWrapper.forEach(hostListeners, (expression: string, propName: string) => {
this._parseEvent(propName, expression, sourceSpan, [], targetEventAsts);
if (isString(expression)) {
this._parseEvent(propName, expression, sourceSpan, [], targetEventAsts);
} else {
this._reportError(
`Value of the host listener "${propName}" needs to be a string representing an expression but got "${expression}" (${typeof expression})`,
sourceSpan);
}
});
}
}