angular-docs-cn/modules/angular2/test/compiler/template_parser_spec.ts

759 lines
29 KiB
TypeScript

import {ddescribe, describe, it, iit, xit, expect, beforeEach, afterEach} from 'angular2/test_lib';
import {isPresent} from 'angular2/src/core/facade/lang';
import {Parser, Lexer} from 'angular2/src/core/change_detection/change_detection';
import {TemplateParser, splitClasses} from 'angular2/src/compiler/template_parser';
import {HtmlParser} from 'angular2/src/compiler/html_parser';
import {DirectiveMetadata, TypeMetadata, ChangeDetectionMetadata} from 'angular2/src/compiler/api';
import {
templateVisitAll,
TemplateAstVisitor,
TemplateAst,
NgContentAst,
EmbeddedTemplateAst,
ElementAst,
VariableAst,
BoundEventAst,
BoundElementPropertyAst,
BoundDirectivePropertyAst,
AttrAst,
BoundTextAst,
TextAst,
PropertyBindingType,
DirectiveAst
} from 'angular2/src/compiler/template_ast';
import {ElementSchemaRegistry} from 'angular2/src/core/render/dom/schema/element_schema_registry';
import {Unparser} from '../core/change_detection/parser/unparser';
var expressionUnparser = new Unparser();
export function main() {
describe('TemplateParser', () => {
var domParser: HtmlParser;
var parser: TemplateParser;
var ngIf;
beforeEach(() => {
domParser = new HtmlParser();
parser = new TemplateParser(
new Parser(new Lexer()),
new MockSchemaRegistry({'invalidProp': false}, {'mappedAttr': 'mappedProp'}));
ngIf = new DirectiveMetadata({
selector: '[ng-if]',
type: new TypeMetadata({typeName: 'NgIf'}),
changeDetection: new ChangeDetectionMetadata({properties: ['ngIf']})
});
});
function parse(template: string, directives: DirectiveMetadata[]): TemplateAst[] {
return parser.parse(domParser.parse(template, 'TestComp'), directives);
}
describe('parse', () => {
describe('nodes without bindings', () => {
it('should parse text nodes', () => {
expect(humanizeTemplateAsts(parse('a', [])))
.toEqual([[TextAst, 'a', 'TestComp > #text(a):nth-child(0)']]);
});
it('should parse elements with attributes', () => {
expect(humanizeTemplateAsts(parse('<div a=b>', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[AttrAst, 'a', 'b', 'TestComp > div:nth-child(0)[a=b]']
]);
});
});
it('should parse ngContent', () => {
var parsed = parse('<ng-content select="a">', []);
expect(humanizeTemplateAsts(parsed))
.toEqual([[NgContentAst, 'a', 'TestComp > ng-content:nth-child(0)']]);
});
it('should parse bound text nodes', () => {
expect(humanizeTemplateAsts(parse('{{a}}', [])))
.toEqual([[BoundTextAst, '{{ a }}', 'TestComp > #text({{a}}):nth-child(0)']]);
});
describe('bound properties', () => {
it('should parse and camel case bound properties', () => {
expect(humanizeTemplateAsts(parse('<div [some-prop]="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Property,
'someProp',
'v',
null,
'TestComp > div:nth-child(0)[[some-prop]=v]'
]
]);
});
it('should normalize property names via the element schema', () => {
expect(humanizeTemplateAsts(parse('<div [mapped-attr]="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Property,
'mappedProp',
'v',
null,
'TestComp > div:nth-child(0)[[mapped-attr]=v]'
]
]);
});
it('should parse and camel case bound attributes', () => {
expect(humanizeTemplateAsts(parse('<div [attr.some-attr]="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Attribute,
'someAttr',
'v',
null,
'TestComp > div:nth-child(0)[[attr.some-attr]=v]'
]
]);
});
it('should parse and dash case bound classes', () => {
expect(humanizeTemplateAsts(parse('<div [class.some-class]="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Class,
'some-class',
'v',
null,
'TestComp > div:nth-child(0)[[class.some-class]=v]'
]
]);
});
it('should parse and camel case bound styles', () => {
expect(humanizeTemplateAsts(parse('<div [style.some-style]="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Style,
'someStyle',
'v',
null,
'TestComp > div:nth-child(0)[[style.some-style]=v]'
]
]);
});
it('should parse bound properties via [...] and not report them as attributes', () => {
expect(humanizeTemplateAsts(parse('<div [prop]="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Property,
'prop',
'v',
null,
'TestComp > div:nth-child(0)[[prop]=v]'
]
]);
});
it('should parse bound properties via bind- and not report them as attributes', () => {
expect(humanizeTemplateAsts(parse('<div bind-prop="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Property,
'prop',
'v',
null,
'TestComp > div:nth-child(0)[bind-prop=v]'
]
]);
});
it('should parse bound properties via {{...}} and not report them as attributes', () => {
expect(humanizeTemplateAsts(parse('<div prop="{{v}}">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Property,
'prop',
'{{ v }}',
null,
'TestComp > div:nth-child(0)[prop={{v}}]'
]
]);
});
});
describe('events', () => {
it('should parse bound events with a target', () => {
expect(humanizeTemplateAsts(parse('<div (window:event)="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundEventAst,
'event',
'window',
'v',
'TestComp > div:nth-child(0)[(window:event)=v]'
]
]);
});
it('should parse bound events via (...) and not report them as attributes', () => {
expect(humanizeTemplateAsts(parse('<div (event)="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[BoundEventAst, 'event', null, 'v', 'TestComp > div:nth-child(0)[(event)=v]']
]);
});
it('should camel case event names', () => {
expect(humanizeTemplateAsts(parse('<div (some-event)="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundEventAst,
'someEvent',
null,
'v',
'TestComp > div:nth-child(0)[(some-event)=v]'
]
]);
});
it('should parse bound events via on- and not report them as attributes', () => {
expect(humanizeTemplateAsts(parse('<div on-event="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[BoundEventAst, 'event', null, 'v', 'TestComp > div:nth-child(0)[on-event=v]']
]);
});
});
describe('bindon', () => {
it('should parse bound events and properties via [(...)] and not report them as attributes',
() => {
expect(humanizeTemplateAsts(parse('<div [(prop)]="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Property,
'prop',
'v',
null,
'TestComp > div:nth-child(0)[[(prop)]=v]'
],
[
BoundEventAst,
'prop',
null,
'v = $event',
'TestComp > div:nth-child(0)[[(prop)]=v]'
]
]);
});
it('should parse bound events and properties via bindon- and not report them as attributes',
() => {
expect(humanizeTemplateAsts(parse('<div bindon-prop="v">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Property,
'prop',
'v',
null,
'TestComp > div:nth-child(0)[bindon-prop=v]'
],
[
BoundEventAst,
'prop',
null,
'v = $event',
'TestComp > div:nth-child(0)[bindon-prop=v]'
]
]);
});
});
describe('variables', () => {
it('should parse variables via #... and not report them as attributes', () => {
expect(humanizeTemplateAsts(parse('<div #a="b">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[#a=b]']
]);
});
it('should parse variables via var-... and not report them as attributes', () => {
expect(humanizeTemplateAsts(parse('<div var-a="b">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[var-a=b]']
]);
});
it('should camel case variables', () => {
expect(humanizeTemplateAsts(parse('<div var-some-a="b">', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[VariableAst, 'someA', 'b', 'TestComp > div:nth-child(0)[var-some-a=b]']
]);
});
it('should use $implicit as variable name if none was specified', () => {
expect(humanizeTemplateAsts(parse('<div var-a>', [])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[VariableAst, 'a', '$implicit', 'TestComp > div:nth-child(0)[var-a=]']
]);
});
});
describe('directives', () => {
it('should locate directives ordered by typeName and components first', () => {
var dirA = new DirectiveMetadata(
{selector: '[a=b]', type: new TypeMetadata({typeName: 'DirA'})});
var dirB =
new DirectiveMetadata({selector: '[a]', type: new TypeMetadata({typeName: 'DirB'})});
var comp = new DirectiveMetadata(
{selector: 'div', isComponent: true, type: new TypeMetadata({typeName: 'ZComp'})});
expect(humanizeTemplateAsts(parse('<div a="b">', [dirB, dirA, comp])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[AttrAst, 'a', 'b', 'TestComp > div:nth-child(0)[a=b]'],
[DirectiveAst, comp, 'TestComp > div:nth-child(0)'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
[DirectiveAst, dirB, 'TestComp > div:nth-child(0)']
]);
});
it('should locate directives in property bindings', () => {
var dirA = new DirectiveMetadata(
{selector: '[a=b]', type: new TypeMetadata({typeName: 'DirA'})});
var dirB =
new DirectiveMetadata({selector: '[b]', type: new TypeMetadata({typeName: 'DirB'})});
expect(humanizeTemplateAsts(parse('<div [a]="b">', [dirA, dirB])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Property,
'a',
'b',
null,
'TestComp > div:nth-child(0)[[a]=b]'
],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)']
]);
});
it('should locate directives in variable bindings', () => {
var dirA = new DirectiveMetadata(
{selector: '[a=b]', type: new TypeMetadata({typeName: 'DirA'})});
var dirB =
new DirectiveMetadata({selector: '[b]', type: new TypeMetadata({typeName: 'DirB'})});
expect(humanizeTemplateAsts(parse('<div #a="b">', [dirA, dirB])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[#a=b]'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)']
]);
});
it('should parse directive host properties', () => {
var dirA = new DirectiveMetadata({
selector: 'div',
type: new TypeMetadata({typeName: 'DirA'}),
changeDetection: new ChangeDetectionMetadata({hostProperties: {'a': 'expr'}})
});
expect(humanizeTemplateAsts(parse('<div></div>', [dirA])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
[
BoundElementPropertyAst,
PropertyBindingType.Property,
'a',
'expr',
null,
'TestComp > div:nth-child(0)'
]
]);
});
it('should parse directive host listeners', () => {
var dirA = new DirectiveMetadata({
selector: 'div',
type: new TypeMetadata({typeName: 'DirA'}),
changeDetection: new ChangeDetectionMetadata({hostListeners: {'a': 'expr'}})
});
expect(humanizeTemplateAsts(parse('<div></div>', [dirA])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
[BoundEventAst, 'a', null, 'expr', 'TestComp > div:nth-child(0)']
]);
});
it('should parse directive properties', () => {
var dirA = new DirectiveMetadata({
selector: 'div',
type: new TypeMetadata({typeName: 'DirA'}),
changeDetection: new ChangeDetectionMetadata({properties: ['aProp']})
});
expect(humanizeTemplateAsts(parse('<div [a-prop]="expr"></div>', [dirA])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
[
BoundDirectivePropertyAst,
'aProp',
'expr',
'TestComp > div:nth-child(0)[[a-prop]=expr]'
]
]);
});
it('should parse renamed directive properties', () => {
var dirA = new DirectiveMetadata({
selector: 'div',
type: new TypeMetadata({typeName: 'DirA'}),
changeDetection: new ChangeDetectionMetadata({properties: ['b:a']})
});
expect(humanizeTemplateAsts(parse('<div [a]="expr"></div>', [dirA])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
[BoundDirectivePropertyAst, 'b', 'expr', 'TestComp > div:nth-child(0)[[a]=expr]']
]);
});
it('should parse literal directive properties', () => {
var dirA = new DirectiveMetadata({
selector: 'div',
type: new TypeMetadata({typeName: 'DirA'}),
changeDetection: new ChangeDetectionMetadata({properties: ['a']})
});
expect(humanizeTemplateAsts(parse('<div a="literal"></div>', [dirA])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[AttrAst, 'a', 'literal', 'TestComp > div:nth-child(0)[a=literal]'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
[
BoundDirectivePropertyAst,
'a',
'"literal"',
'TestComp > div:nth-child(0)[a=literal]'
]
]);
});
it('should support optional directive properties', () => {
var dirA = new DirectiveMetadata({
selector: 'div',
type: new TypeMetadata({typeName: 'DirA'}),
changeDetection: new ChangeDetectionMetadata({properties: ['a']})
});
expect(humanizeTemplateAsts(parse('<div></div>', [dirA])))
.toEqual([
[ElementAst, 'TestComp > div:nth-child(0)'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)']
]);
});
});
describe('explicit templates', () => {
it('should create embedded templates for <template> elements', () => {
expect(humanizeTemplateAsts(parse('<template></template>', [])))
.toEqual([[EmbeddedTemplateAst, 'TestComp > template:nth-child(0)']]);
});
});
describe('inline templates', () => {
it('should wrap the element into an EmbeddedTemplateAST', () => {
expect(humanizeTemplateAsts(parse('<div template>', [])))
.toEqual([
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
[ElementAst, 'TestComp > div:nth-child(0)']
]);
});
it('should parse bound properties', () => {
expect(humanizeTemplateAsts(parse('<div template="ngIf test">', [ngIf])))
.toEqual([
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
[DirectiveAst, ngIf, 'TestComp > div:nth-child(0)'],
[
BoundDirectivePropertyAst,
'ngIf',
'test',
'TestComp > div:nth-child(0)[template=ngIf test]'
],
[ElementAst, 'TestComp > div:nth-child(0)']
]);
});
it('should parse variables via #...', () => {
expect(humanizeTemplateAsts(parse('<div template="ngIf #a=b">', [])))
.toEqual([
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[template=ngIf #a=b]'],
[ElementAst, 'TestComp > div:nth-child(0)']
]);
});
it('should parse variables via var ...', () => {
expect(humanizeTemplateAsts(parse('<div template="ngIf var a=b">', [])))
.toEqual([
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[template=ngIf var a=b]'],
[ElementAst, 'TestComp > div:nth-child(0)']
]);
});
describe('directives', () => {
it('should locate directives in property bindings', () => {
var dirA = new DirectiveMetadata({
selector: '[a=b]',
type: new TypeMetadata({typeName: 'DirA'}),
changeDetection: new ChangeDetectionMetadata({properties: ['a']})
});
var dirB = new DirectiveMetadata(
{selector: '[b]', type: new TypeMetadata({typeName: 'DirB'})});
expect(humanizeTemplateAsts(parse('<div template="a b" b>', [dirA, dirB])))
.toEqual([
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
[
BoundDirectivePropertyAst,
'a',
'b',
'TestComp > div:nth-child(0)[template=a b]'
],
[ElementAst, 'TestComp > div:nth-child(0)'],
[AttrAst, 'b', '', 'TestComp > div:nth-child(0)[b=]'],
[DirectiveAst, dirB, 'TestComp > div:nth-child(0)']
]);
});
it('should locate directives in variable bindings', () => {
var dirA = new DirectiveMetadata(
{selector: '[a=b]', type: new TypeMetadata({typeName: 'DirA'})});
var dirB = new DirectiveMetadata(
{selector: '[b]', type: new TypeMetadata({typeName: 'DirB'})});
expect(humanizeTemplateAsts(parse('<div template="#a=b" b>', [dirA, dirB])))
.toEqual([
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
[VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[template=#a=b]'],
[DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
[ElementAst, 'TestComp > div:nth-child(0)'],
[AttrAst, 'b', '', 'TestComp > div:nth-child(0)[b=]'],
[DirectiveAst, dirB, 'TestComp > div:nth-child(0)']
]);
});
});
it('should work with *... and use the attribute name as property binding name', () => {
expect(humanizeTemplateAsts(parse('<div *ng-if="test">', [ngIf])))
.toEqual([
[EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
[DirectiveAst, ngIf, 'TestComp > div:nth-child(0)'],
[
BoundDirectivePropertyAst,
'ngIf',
'test',
'TestComp > div:nth-child(0)[*ng-if=test]'
],
[ElementAst, 'TestComp > div:nth-child(0)']
]);
});
});
});
describe('splitClasses', () => {
it('should keep an empty class', () => { expect(splitClasses('a')).toEqual(['a']); });
it('should split 2 classes', () => { expect(splitClasses('a b')).toEqual(['a', 'b']); });
it('should trim classes', () => { expect(splitClasses(' a b ')).toEqual(['a', 'b']); });
});
describe('error cases', () => {
it('should throw on invalid property names', () => {
expect(() => parse('<div [invalid-prop]></div>', [])).toThrowError(`Template parse errors:
Can't bind to 'invalidProp' since it isn't a known native property in TestComp > div:nth-child(0)[[invalid-prop]=]`);
});
it('should report errors in expressions', () => {
expect(() => parse('<div [prop]="a b"></div>', [])).toThrowError(`Template parse errors:
Parser Error: Unexpected token 'b' at column 3 in [a b] in TestComp > div:nth-child(0)[[prop]=a b]`);
});
it('should not throw on invalid property names if the property is used by a directive',
() => {
var dirA = new DirectiveMetadata({
selector: 'div',
type: new TypeMetadata({typeName: 'DirA'}),
changeDetection: new ChangeDetectionMetadata({properties: ['invalidProp']})
});
expect(() => parse('<div [invalid-prop]></div>', [dirA])).not.toThrow();
});
it('should not allow more than 1 component per element', () => {
var dirA = new DirectiveMetadata(
{selector: 'div', isComponent: true, type: new TypeMetadata({typeName: 'DirA'})});
var dirB = new DirectiveMetadata(
{selector: 'div', isComponent: true, type: new TypeMetadata({typeName: 'DirB'})});
expect(() => parse('<div>', [dirB, dirA])).toThrowError(`Template parse errors:
More than one component: DirA,DirB in TestComp > div:nth-child(0)`);
});
it('should not allow components or element nor event bindings on explicit embedded templates',
() => {
var dirA = new DirectiveMetadata(
{selector: '[a]', isComponent: true, type: new TypeMetadata({typeName: 'DirA'})});
expect(() => parse('<template [a]="b" (e)="f"></template>', [dirA]))
.toThrowError(`Template parse errors:
Components on an embedded template: DirA in TestComp > template:nth-child(0)
Property binding a not used by any directive on an embedded template in TestComp > template:nth-child(0)[[a]=b]
Event binding e on an embedded template in TestComp > template:nth-child(0)[(e)=f]`);
});
it('should not allow components or element bindings on inline embedded templates', () => {
var dirA = new DirectiveMetadata(
{selector: '[a]', isComponent: true, type: new TypeMetadata({typeName: 'DirA'})});
expect(() => parse('<div *a="b">', [dirA])).toThrowError(`Template parse errors:
Components on an embedded template: DirA in TestComp > div:nth-child(0)
Property binding a not used by any directive on an embedded template in TestComp > div:nth-child(0)[*a=b]`);
});
});
});
}
export function humanizeTemplateAsts(templateAsts: TemplateAst[]): any[] {
var humanizer = new TemplateHumanizer();
templateVisitAll(humanizer, templateAsts);
return humanizer.result;
}
class TemplateHumanizer implements TemplateAstVisitor {
result: any[] = [];
visitNgContent(ast: NgContentAst, context: any): any {
this.result.push([NgContentAst, ast.select, ast.sourceInfo]);
return null;
}
visitEmbeddedTemplate(ast: EmbeddedTemplateAst, context: any): any {
this.result.push([EmbeddedTemplateAst, ast.sourceInfo]);
templateVisitAll(this, ast.attrs);
templateVisitAll(this, ast.vars);
templateVisitAll(this, ast.directives);
templateVisitAll(this, ast.children);
return null;
}
visitElement(ast: ElementAst, context: any): any {
this.result.push([ElementAst, ast.sourceInfo]);
templateVisitAll(this, ast.attrs);
templateVisitAll(this, ast.properties);
templateVisitAll(this, ast.events);
templateVisitAll(this, ast.vars);
templateVisitAll(this, ast.directives);
templateVisitAll(this, ast.children);
return null;
}
visitVariable(ast: VariableAst, context: any): any {
this.result.push([VariableAst, ast.name, ast.value, ast.sourceInfo]);
return null;
}
visitEvent(ast: BoundEventAst, context: any): any {
this.result.push([
BoundEventAst,
ast.name,
ast.target,
expressionUnparser.unparse(ast.handler),
ast.sourceInfo
]);
return null;
}
visitElementProperty(ast: BoundElementPropertyAst, context: any): any {
this.result.push([
BoundElementPropertyAst,
ast.type,
ast.name,
expressionUnparser.unparse(ast.value),
ast.unit,
ast.sourceInfo
]);
return null;
}
visitAttr(ast: AttrAst, context: any): any {
this.result.push([AttrAst, ast.name, ast.value, ast.sourceInfo]);
return null;
}
visitBoundText(ast: BoundTextAst, context: any): any {
this.result.push([BoundTextAst, expressionUnparser.unparse(ast.value), ast.sourceInfo]);
return null;
}
visitText(ast: TextAst, context: any): any {
this.result.push([TextAst, ast.value, ast.sourceInfo]);
return null;
}
visitDirective(ast: DirectiveAst, context: any): any {
this.result.push([DirectiveAst, ast.directive, ast.sourceInfo]);
templateVisitAll(this, ast.properties);
templateVisitAll(this, ast.hostProperties);
templateVisitAll(this, ast.hostEvents);
return null;
}
visitDirectiveProperty(ast: BoundDirectivePropertyAst, context: any): any {
this.result.push([
BoundDirectivePropertyAst,
ast.directiveName,
expressionUnparser.unparse(ast.value),
ast.sourceInfo
]);
return null;
}
}
export class MockSchemaRegistry implements ElementSchemaRegistry {
constructor(public existingProperties: StringMap<string, boolean>,
public attrPropMapping: StringMap<string, string>) {}
hasProperty(tagName: string, property: string): boolean {
var result = this.existingProperties[property];
return isPresent(result) ? result : true;
}
getMappedPropName(attrName: string): string {
var result = this.attrPropMapping[attrName];
return isPresent(result) ? result : attrName;
}
}