TypeScript TextModel.toRawText方法代码示例

	test('getValueLengthInRange', () => {

		var m = new TextModel([], TextModel.toRawText('My First Line\r\nMy Second Line\r\nMy Third Line', TextModel.DEFAULT_CREATION_OPTIONS));
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 1)), ''.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 2)), 'M'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 1, 3)), 'y'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 14)), 'My First Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 2, 1)), 'My First Line\r\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 1)), 'y First Line\r\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 2)), 'y First Line\r\nM'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 1000)), 'y First Line\r\nMy Second Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 3, 1)), 'y First Line\r\nMy Second Line\r\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 3, 1000)), 'y First Line\r\nMy Second Line\r\nMy Third Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1000, 1000)), 'My First Line\r\nMy Second Line\r\nMy Third Line'.length);

		m = new TextModel([], TextModel.toRawText('My First Line\nMy Second Line\nMy Third Line', TextModel.DEFAULT_CREATION_OPTIONS));
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 1)), ''.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 2)), 'M'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 1, 3)), 'y'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 14)), 'My First Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 2, 1)), 'My First Line\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 1)), 'y First Line\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 2)), 'y First Line\nM'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 1000)), 'y First Line\nMy Second Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 3, 1)), 'y First Line\nMy Second Line\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 3, 1000)), 'y First Line\nMy Second Line\nMy Third Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1000, 1000)), 'My First Line\nMy Second Line\nMy Third Line'.length);
	});

	test('getValueLengthInRange', () => {

		var m = new TextModel([], TextModel.toRawText('My First Line\r\nMy Second Line\r\nMy Third Line', DefaultEndOfLine.LF));
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 1)), ''.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 2)), 'M'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 1, 3)), 'y'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 14)), 'My First Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 2, 1)), 'My First Line\r\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 1)), 'y First Line\r\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 2)), 'y First Line\r\nM'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 1000)), 'y First Line\r\nMy Second Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 3, 1)), 'y First Line\r\nMy Second Line\r\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 3, 1000)), 'y First Line\r\nMy Second Line\r\nMy Third Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1000, 1000)), 'My First Line\r\nMy Second Line\r\nMy Third Line'.length);

		m = new TextModel([], TextModel.toRawText('My First Line\nMy Second Line\nMy Third Line', DefaultEndOfLine.LF));
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 1)), ''.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 2)), 'M'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 1, 3)), 'y'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1, 14)), 'My First Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 2, 1)), 'My First Line\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 1)), 'y First Line\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 2)), 'y First Line\nM'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 2, 1000)), 'y First Line\nMy Second Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 3, 1)), 'y First Line\nMy Second Line\n'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 2, 3, 1000)), 'y First Line\nMy Second Line\nMy Third Line'.length);
		assert.equal(m.getValueLengthInRange(new Range(1, 1, 1000, 1000)), 'My First Line\nMy Second Line\nMy Third Line'.length);
	});

	function assertFindMatches(text: string, searchString: string, isRegex: boolean, matchCase: boolean, wholeWord: boolean, _expected: [number, number, number, number][]): void {
		let expectedRanges = _expected.map(entry => new Range(entry[0], entry[1], entry[2], entry[3]));
		let expectedMatches = expectedRanges.map(entry => new FindMatch(entry, null));
		let searchParams = new SearchParams(searchString, isRegex, matchCase, wholeWord);

		let model = new TextModel([], TextModel.toRawText(text, TextModel.DEFAULT_CREATION_OPTIONS));
		_assertFindMatches(model, searchParams, expectedMatches);
		model.dispose();


		let model2 = new TextModel([], TextModel.toRawText(text, TextModel.DEFAULT_CREATION_OPTIONS));
		model2.setEOL(EndOfLineSequence.CRLF);
		_assertFindMatches(model2, searchParams, expectedMatches);
		model2.dispose();
	}

	function assertFindMatches(text: string, searchString: string, isRegex: boolean, matchCase: boolean, wholeWord: boolean, _expected: [number, number, number, number][]): void {
		let expectedRanges = _expected.map(entry => new Range(entry[0], entry[1], entry[2], entry[3]));
		let expectedMatches = expectedRanges.map(entry => new FindMatch(entry, null));
		let model = new TextModel([], TextModel.toRawText(text, TextModel.DEFAULT_CREATION_OPTIONS));

		let searchParams = new SearchParams(searchString, isRegex, matchCase, wholeWord);

		let actual = TextModelSearch.findMatches(model, searchParams, model.getFullModelRange(), false, 1000);
		assert.deepEqual(actual, expectedMatches, 'findMatches OK');

		// test `findNextMatch`
		let startPos = new Position(1, 1);
		let match = TextModelSearch.findNextMatch(model, searchParams, startPos, false);
		assert.deepEqual(match, expectedMatches[0], `findNextMatch ${startPos}`);
		for (let i = 0; i < expectedMatches.length; i++) {
			startPos = expectedMatches[i].range.getStartPosition();;
			match = TextModelSearch.findNextMatch(model, searchParams, startPos, false);
			assert.deepEqual(match, expectedMatches[i], `findNextMatch ${startPos}`);
		}

		// test `findPrevMatch`
		startPos = new Position(model.getLineCount(), model.getLineMaxColumn(model.getLineCount()));
		match = TextModelSearch.findPreviousMatch(model, searchParams, startPos, false);
		assert.deepEqual(match, expectedMatches[expectedMatches.length - 1], `findPrevMatch ${startPos}`);
		for (let i = 0; i < expectedMatches.length; i++) {
			startPos = expectedMatches[i].range.getEndPosition();
			match = TextModelSearch.findPreviousMatch(model, searchParams, startPos, false);
			assert.deepEqual(match, expectedMatches[i], `findPrevMatch ${startPos}`);
		}

		model.dispose();
	}

	/**
	 * Instantiates a new model
	 * @param rawText
	 *   The raw text buffer. It may start with a UTF-16 BOM, which can be
	 *   optionally preserved when doing a getValue call. The lines may be
	 *   separated by different EOL combinations, such as \n or \r\n. These
	 *   can also be preserved when doing a getValue call.
	 * @param mode
	 *   The language service name this model is bound to.
	 * @param associatedResource
	 *   The resource associated with this model. If the value is not provided an
	 *   unique in memory URL is constructed as the associated resource.
	 */
	constructor(rawText:string, defaultEOL:DefaultEndOfLine, modeOrPromise:IMode|TPromise<IMode>, associatedResource:URI=null) {
		super([
			EventType.ModelDispose
		], TextModel.toRawText(rawText, defaultEOL), modeOrPromise);

		// Generate a new unique model id
		MODEL_ID++;
		this.id = '$model' + MODEL_ID;

		if (typeof associatedResource === 'undefined' || associatedResource === null) {
			this._associatedResource = URI.parse('inmemory://model/' + MODEL_ID);
		} else {
			this._associatedResource = associatedResource;
		}


		if (aliveModels[String(this._associatedResource)]) {
			throw new Error('Cannot instantiate a second Model with the same URI!');
		}

		this._attachedEditorCount = 0;

		aliveModels[String(this._associatedResource)] = true;
		// console.log('ALIVE MODELS: ' + Object.keys(aliveModels).join('\n'));
	}

	test('validatePosition', () => {

		let m = new TextModel([], TextModel.toRawText('line one\nline two', TextModel.DEFAULT_CREATION_OPTIONS));

		assert.deepEqual(m.validatePosition(new Position(0, 0)), new Position(1, 1));
		assert.deepEqual(m.validatePosition(new Position(0, 1)), new Position(1, 1));

		assert.deepEqual(m.validatePosition(new Position(1, 1)), new Position(1, 1));
		assert.deepEqual(m.validatePosition(new Position(1, 2)), new Position(1, 2));
		assert.deepEqual(m.validatePosition(new Position(1, 30)), new Position(1, 9));

		assert.deepEqual(m.validatePosition(new Position(2, 0)), new Position(2, 1));
		assert.deepEqual(m.validatePosition(new Position(2, 1)), new Position(2, 1));
		assert.deepEqual(m.validatePosition(new Position(2, 2)), new Position(2, 2));
		assert.deepEqual(m.validatePosition(new Position(2, 30)), new Position(2, 9));

		assert.deepEqual(m.validatePosition(new Position(3, 0)), new Position(2, 9));
		assert.deepEqual(m.validatePosition(new Position(3, 1)), new Position(2, 9));
		assert.deepEqual(m.validatePosition(new Position(3, 30)), new Position(2, 9));

		assert.deepEqual(m.validatePosition(new Position(30, 30)), new Position(2, 9));

		assert.deepEqual(m.validatePosition(new Position(-123.123, -0.5)), new Position(1, 1));
		assert.deepEqual(m.validatePosition(new Position(Number.MIN_VALUE, Number.MIN_VALUE)), new Position(1, 1));

		assert.deepEqual(m.validatePosition(new Position(Number.MAX_VALUE, Number.MAX_VALUE)), new Position(2, 9));
		assert.deepEqual(m.validatePosition(new Position(123.23, 47.5)), new Position(2, 9));
	});

	test('issue #1580: Changes in line endings are not correctly reflected in the extension host, leading to invalid offsets sent to external refactoring tools', () => {
		let model = new EditableTextModel([], TextModel.toRawText('Hello\nWorld!', DefaultEndOfLine.LF), null);
		assert.equal(model.getEOL(), '\n');

		let mirrorModel2 = new MirrorModel2(null, model.toRawText().lines, model.toRawText().EOL, model.getVersionId());
		let mirrorModel2PrevVersionId = model.getVersionId();

		model.addListener(EventType.ModelContentChanged2, (e:IModelContentChangedEvent2) => {
			let versionId = e.versionId;
			if (versionId < mirrorModel2PrevVersionId) {
				console.warn('Model version id did not advance between edits (2)');
			}
			mirrorModel2PrevVersionId = versionId;
			mirrorModel2.onEvents([e]);
		});

		let assertMirrorModels = () => {
			model._assertLineNumbersOK();
			assert.equal(mirrorModel2.getText(), model.getValue(), 'mirror model 2 text OK');
			assert.equal(mirrorModel2.version, model.getVersionId(), 'mirror model 2 version OK');
		};

		model.setEOL(EndOfLineSequence.CRLF);
		assertMirrorModels();

		model.dispose();
		mirrorModel2.dispose();
	});

	/**
	 * Instantiates a new model
	 * @param rawText
	 *   The raw text buffer. It may start with a UTF-16 BOM, which can be
	 *   optionally preserved when doing a getValue call. The lines may be
	 *   separated by different EOL combinations, such as \n or \r\n. These
	 *   can also be preserved when doing a getValue call.
	 * @param mode
	 *   The language service name this model is bound to.
	 * @param associatedResource
	 *   The resource associated with this model. If the value is not provided an
	 *   unique in memory URL is constructed as the associated resource.
	 */
	constructor(rawText:string, modeOrPromise:IMode|TPromise<IMode>, associatedResource:URL=null) {
		super([
			EditorCommon.EventType.ModelPropertiesChanged,
			EditorCommon.EventType.ModelDispose
		], TextModel.toRawText(rawText), modeOrPromise);

		// Generate a new unique model id
		MODEL_ID++;
		this.id = '$model' + MODEL_ID;

		if (typeof associatedResource === 'undefined' || associatedResource === null) {
			associatedResource = new URL('inmemory://model/' + MODEL_ID);
		}

		this._associatedResource = associatedResource;

		if (aliveModels[String(this._associatedResource)]) {
			throw new Error('Cannot instantiate a second Model with the same URI!');
		}

		this._extraProperties = {};
		this._attachedEditorCount = 0;

		aliveModels[String(this._associatedResource)] = true;
		// console.log('ALIVE MODELS: ' + Object.keys(aliveModels).join('\n'));
	}