73 lines
1.9 KiB
TypeScript
73 lines
1.9 KiB
TypeScript
import {ListWrapper} from 'angular2/src/facade/collection';
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import {BindingRecord, ChangeDetectorDefinition, Lexer, Parser} from 'angular2/change_detection';
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var _parser = new Parser(new Lexer());
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function _createChangeDetectorDefinition(id: string, propName: string,
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expression: string): ChangeDetectorDefinition {
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var ast = _parser.parseBinding(expression, 'location');
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var bindingRecords = [BindingRecord.createForElement(ast, 0, propName)];
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var strategy = null;
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var variableBindings = [];
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var directiveRecords = [];
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return new ChangeDetectorDefinition(id, strategy, variableBindings, bindingRecords,
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directiveRecords);
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}
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/**
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* In this case, we expect `id` and `expression` to be the same string.
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*/
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export function getDefinition(id: string, propName: string): ChangeDetectorDefinition {
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// TODO(kegluneq): Remove `propName`?
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if (ListWrapper.indexOf(_availableDefinitions, id) < 0) {
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throw `No ChangeDetectorDefinition for ${id} available. Please modify this file if necessary.`;
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}
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return _createChangeDetectorDefinition(id, propName, id);
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}
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/**
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* Get all available ChangeDetectorDefinition objects. Used to pre-generate Dart
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* `ChangeDetector` classes.
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*/
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export function getAllDefinitions(propName: string): List<ChangeDetectorDefinition> {
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return ListWrapper.map(_availableDefinitions, (id) => getDefinition(id, propName));
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}
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var _availableDefinitions = [
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'10',
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'"str"',
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'"a\n\nb"',
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'10 + 2',
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'10 - 2',
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'10 * 2',
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'10 / 2',
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'11 % 2',
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'1 == 1',
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'1 != 1',
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'1 == true',
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'1 === 1',
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'1 !== 1',
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'1 === true',
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'1 < 2',
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'2 < 1',
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'1 > 2',
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'2 > 1',
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'1 <= 2',
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'2 <= 2',
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'2 <= 1',
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'2 >= 1',
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'2 >= 2',
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'1 >= 2',
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'true && true',
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'true && false',
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'true || false',
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'false || false',
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'!true',
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'!!true',
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'1 < 2 ? 1 : 2',
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'1 > 2 ? 1 : 2',
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'["foo", "bar"][0]',
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'{"foo": "bar"}["foo"]'
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];
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