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https://github.com/Microsoft/vscode
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Remove LinesTextBuffer
This commit is contained in:
parent
805d0785aa
commit
4af8a64ea6
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@ -1,660 +0,0 @@
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/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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'use strict';
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import { Range } from 'vs/editor/common/core/range';
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import { Position } from 'vs/editor/common/core/position';
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import * as strings from 'vs/base/common/strings';
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import * as arrays from 'vs/base/common/arrays';
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import { PrefixSumComputer } from 'vs/editor/common/viewModel/prefixSumComputer';
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import { ISingleEditOperationIdentifier, IIdentifiedSingleEditOperation, EndOfLinePreference, ITextBuffer, ApplyEditsResult, IInternalModelContentChange } from 'vs/editor/common/model';
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import { ITextSnapshot } from 'vs/platform/files/common/files';
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export interface IValidatedEditOperation {
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sortIndex: number;
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identifier: ISingleEditOperationIdentifier;
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range: Range;
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rangeOffset: number;
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rangeLength: number;
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lines: string[];
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forceMoveMarkers: boolean;
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isAutoWhitespaceEdit: boolean;
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}
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/**
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* A processed string with its EOL resolved ready to be turned into an editor model.
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*/
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export interface ITextSource {
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/**
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* The text split into lines.
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*/
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readonly lines: string[];
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/**
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* The BOM (leading character sequence of the file).
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*/
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readonly BOM: string;
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/**
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* The end of line sequence.
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*/
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readonly EOL: string;
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/**
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* The text contains Unicode characters classified as "R" or "AL".
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*/
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readonly containsRTL: boolean;
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/**
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* The text contains only characters inside the ASCII range 32-126 or \t \r \n
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*/
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readonly isBasicASCII: boolean;
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}
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class LinesTextBufferSnapshot implements ITextSnapshot {
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private readonly _lines: string[];
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private readonly _linesLength: number;
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private readonly _eol: string;
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private readonly _bom: string;
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private _lineIndex: number;
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constructor(lines: string[], eol: string, bom: string) {
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this._lines = lines;
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this._linesLength = this._lines.length;
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this._eol = eol;
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this._bom = bom;
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this._lineIndex = 0;
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}
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public read(): string {
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if (this._lineIndex >= this._linesLength) {
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return null;
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}
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let result: string = null;
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if (this._lineIndex === 0) {
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result = this._bom + this._lines[this._lineIndex];
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} else {
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result = this._lines[this._lineIndex];
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}
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this._lineIndex++;
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if (this._lineIndex < this._linesLength) {
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result += this._eol;
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}
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return result;
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}
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}
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export class LinesTextBuffer implements ITextBuffer {
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private _lines: string[];
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private _BOM: string;
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private _EOL: string;
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private _mightContainRTL: boolean;
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private _mightContainNonBasicASCII: boolean;
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private _lineStarts: PrefixSumComputer;
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constructor(textSource: ITextSource) {
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this._lines = textSource.lines.slice(0);
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this._BOM = textSource.BOM;
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this._EOL = textSource.EOL;
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this._mightContainRTL = textSource.containsRTL;
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this._mightContainNonBasicASCII = !textSource.isBasicASCII;
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this._constructLineStarts();
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}
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private _constructLineStarts(): void {
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const eolLength = this._EOL.length;
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const linesLength = this._lines.length;
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const lineStartValues = new Uint32Array(linesLength);
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for (let i = 0; i < linesLength; i++) {
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lineStartValues[i] = this._lines[i].length + eolLength;
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}
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this._lineStarts = new PrefixSumComputer(lineStartValues);
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}
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public equals(other: ITextBuffer): boolean {
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if (!(other instanceof LinesTextBuffer)) {
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return false;
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}
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if (this._BOM !== other._BOM) {
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return false;
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}
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if (this._EOL !== other._EOL) {
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return false;
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}
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if (this._lines.length !== other._lines.length) {
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return false;
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}
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for (let i = 0, len = this._lines.length; i < len; i++) {
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if (this._lines[i] !== other._lines[i]) {
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return false;
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}
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}
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return true;
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}
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public mightContainRTL(): boolean {
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return this._mightContainRTL;
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}
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public mightContainNonBasicASCII(): boolean {
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return this._mightContainNonBasicASCII;
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}
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public getBOM(): string {
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return this._BOM;
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}
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public getEOL(): string {
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return this._EOL;
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}
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public getOffsetAt(lineNumber: number, column: number): number {
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return this._lineStarts.getAccumulatedValue(lineNumber - 2) + column - 1;
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}
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public getPositionAt(offset: number): Position {
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offset = Math.floor(offset);
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offset = Math.max(0, offset);
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let out = this._lineStarts.getIndexOf(offset);
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let lineLength = this._lines[out.index].length;
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// Ensure we return a valid position
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return new Position(out.index + 1, Math.min(out.remainder + 1, lineLength + 1));
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}
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public getRangeAt(offset: number, length: number): Range {
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const startResult = this._lineStarts.getIndexOf(offset);
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const startLineLength = this._lines[startResult.index].length;
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const startColumn = Math.min(startResult.remainder + 1, startLineLength + 1);
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const endResult = this._lineStarts.getIndexOf(offset + length);
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const endLineLength = this._lines[endResult.index].length;
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const endColumn = Math.min(endResult.remainder + 1, endLineLength + 1);
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return new Range(startResult.index + 1, startColumn, endResult.index + 1, endColumn);
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}
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private _getEndOfLine(eol: EndOfLinePreference): string {
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switch (eol) {
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case EndOfLinePreference.LF:
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return '\n';
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case EndOfLinePreference.CRLF:
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return '\r\n';
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case EndOfLinePreference.TextDefined:
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return this.getEOL();
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}
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throw new Error('Unknown EOL preference');
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}
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public getValueInRange(range: Range, eol: EndOfLinePreference): string {
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if (range.isEmpty()) {
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return '';
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}
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if (range.startLineNumber === range.endLineNumber) {
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return this._lines[range.startLineNumber - 1].substring(range.startColumn - 1, range.endColumn - 1);
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}
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const lineEnding = this._getEndOfLine(eol);
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const startLineIndex = range.startLineNumber - 1;
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const endLineIndex = range.endLineNumber - 1;
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let resultLines: string[] = [];
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resultLines.push(this._lines[startLineIndex].substring(range.startColumn - 1));
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for (let i = startLineIndex + 1; i < endLineIndex; i++) {
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resultLines.push(this._lines[i]);
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}
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resultLines.push(this._lines[endLineIndex].substring(0, range.endColumn - 1));
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return resultLines.join(lineEnding);
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}
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public createSnapshot(preserveBOM: boolean): ITextSnapshot {
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return new LinesTextBufferSnapshot(this._lines.slice(0), this._EOL, preserveBOM ? this._BOM : '');
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}
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public getValueLengthInRange(range: Range, eol: EndOfLinePreference): number {
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if (range.isEmpty()) {
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return 0;
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}
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if (range.startLineNumber === range.endLineNumber) {
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return (range.endColumn - range.startColumn);
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}
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let startOffset = this.getOffsetAt(range.startLineNumber, range.startColumn);
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let endOffset = this.getOffsetAt(range.endLineNumber, range.endColumn);
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return endOffset - startOffset;
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}
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public getLineCount(): number {
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return this._lines.length;
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}
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public getLinesContent(): string[] {
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return this._lines.slice(0);
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}
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public getLength(): number {
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return this._lineStarts.getTotalValue();
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}
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public getLineContent(lineNumber: number): string {
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return this._lines[lineNumber - 1];
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}
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public getLineCharCode(lineNumber: number, index: number): number {
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return this._lines[lineNumber - 1].charCodeAt(index);
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}
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public getLineLength(lineNumber: number): number {
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return this._lines[lineNumber - 1].length;
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}
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public getLineFirstNonWhitespaceColumn(lineNumber: number): number {
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const result = strings.firstNonWhitespaceIndex(this._lines[lineNumber - 1]);
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if (result === -1) {
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return 0;
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}
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return result + 1;
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}
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public getLineLastNonWhitespaceColumn(lineNumber: number): number {
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const result = strings.lastNonWhitespaceIndex(this._lines[lineNumber - 1]);
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if (result === -1) {
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return 0;
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}
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return result + 2;
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}
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//#region Editing
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public setEOL(newEOL: '\r\n' | '\n'): void {
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this._EOL = newEOL;
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this._constructLineStarts();
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}
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private static _sortOpsAscending(a: IValidatedEditOperation, b: IValidatedEditOperation): number {
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let r = Range.compareRangesUsingEnds(a.range, b.range);
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if (r === 0) {
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return a.sortIndex - b.sortIndex;
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}
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return r;
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}
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private static _sortOpsDescending(a: IValidatedEditOperation, b: IValidatedEditOperation): number {
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let r = Range.compareRangesUsingEnds(a.range, b.range);
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if (r === 0) {
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return b.sortIndex - a.sortIndex;
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}
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return -r;
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}
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public applyEdits(rawOperations: IIdentifiedSingleEditOperation[], recordTrimAutoWhitespace: boolean): ApplyEditsResult {
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if (rawOperations.length === 0) {
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return new ApplyEditsResult([], [], []);
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}
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let mightContainRTL = this._mightContainRTL;
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let mightContainNonBasicASCII = this._mightContainNonBasicASCII;
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let canReduceOperations = true;
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let operations: IValidatedEditOperation[] = [];
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for (let i = 0; i < rawOperations.length; i++) {
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let op = rawOperations[i];
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if (canReduceOperations && op._isTracked) {
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canReduceOperations = false;
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}
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let validatedRange = op.range;
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if (!mightContainRTL && op.text) {
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// check if the new inserted text contains RTL
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mightContainRTL = strings.containsRTL(op.text);
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}
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if (!mightContainNonBasicASCII && op.text) {
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mightContainNonBasicASCII = !strings.isBasicASCII(op.text);
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}
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operations[i] = {
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sortIndex: i,
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identifier: op.identifier || null,
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range: validatedRange,
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rangeOffset: this.getOffsetAt(validatedRange.startLineNumber, validatedRange.startColumn),
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rangeLength: this.getValueLengthInRange(validatedRange, EndOfLinePreference.TextDefined),
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lines: op.text ? op.text.split(/\r\n|\r|\n/) : null,
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forceMoveMarkers: op.forceMoveMarkers || false,
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isAutoWhitespaceEdit: op.isAutoWhitespaceEdit || false
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};
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}
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// Sort operations ascending
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operations.sort(LinesTextBuffer._sortOpsAscending);
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for (let i = 0, count = operations.length - 1; i < count; i++) {
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let rangeEnd = operations[i].range.getEndPosition();
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let nextRangeStart = operations[i + 1].range.getStartPosition();
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if (nextRangeStart.isBefore(rangeEnd)) {
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// overlapping ranges
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throw new Error('Overlapping ranges are not allowed!');
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}
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}
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if (canReduceOperations) {
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operations = this._reduceOperations(operations);
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}
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// Delta encode operations
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let reverseRanges = LinesTextBuffer._getInverseEditRanges(operations);
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let newTrimAutoWhitespaceCandidates: { lineNumber: number, oldContent: string }[] = [];
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for (let i = 0; i < operations.length; i++) {
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let op = operations[i];
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let reverseRange = reverseRanges[i];
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if (recordTrimAutoWhitespace && op.isAutoWhitespaceEdit && op.range.isEmpty()) {
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// Record already the future line numbers that might be auto whitespace removal candidates on next edit
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for (let lineNumber = reverseRange.startLineNumber; lineNumber <= reverseRange.endLineNumber; lineNumber++) {
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let currentLineContent = '';
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if (lineNumber === reverseRange.startLineNumber) {
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currentLineContent = this.getLineContent(op.range.startLineNumber);
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if (strings.firstNonWhitespaceIndex(currentLineContent) !== -1) {
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continue;
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}
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}
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newTrimAutoWhitespaceCandidates.push({ lineNumber: lineNumber, oldContent: currentLineContent });
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}
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}
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}
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let reverseOperations: IIdentifiedSingleEditOperation[] = [];
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for (let i = 0; i < operations.length; i++) {
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let op = operations[i];
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let reverseRange = reverseRanges[i];
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reverseOperations[i] = {
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identifier: op.identifier,
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range: reverseRange,
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text: this.getValueInRange(op.range, EndOfLinePreference.TextDefined),
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forceMoveMarkers: op.forceMoveMarkers
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};
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}
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this._mightContainRTL = mightContainRTL;
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this._mightContainNonBasicASCII = mightContainNonBasicASCII;
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const contentChanges = this._doApplyEdits(operations);
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let trimAutoWhitespaceLineNumbers: number[] = null;
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if (recordTrimAutoWhitespace && newTrimAutoWhitespaceCandidates.length > 0) {
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|
||||||
// sort line numbers auto whitespace removal candidates for next edit descending
|
|
||||||
newTrimAutoWhitespaceCandidates.sort((a, b) => b.lineNumber - a.lineNumber);
|
|
||||||
|
|
||||||
trimAutoWhitespaceLineNumbers = [];
|
|
||||||
for (let i = 0, len = newTrimAutoWhitespaceCandidates.length; i < len; i++) {
|
|
||||||
let lineNumber = newTrimAutoWhitespaceCandidates[i].lineNumber;
|
|
||||||
if (i > 0 && newTrimAutoWhitespaceCandidates[i - 1].lineNumber === lineNumber) {
|
|
||||||
// Do not have the same line number twice
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
|
|
||||||
let prevContent = newTrimAutoWhitespaceCandidates[i].oldContent;
|
|
||||||
let lineContent = this.getLineContent(lineNumber);
|
|
||||||
|
|
||||||
if (lineContent.length === 0 || lineContent === prevContent || strings.firstNonWhitespaceIndex(lineContent) !== -1) {
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
|
|
||||||
trimAutoWhitespaceLineNumbers.push(lineNumber);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
return new ApplyEditsResult(
|
|
||||||
reverseOperations,
|
|
||||||
contentChanges,
|
|
||||||
trimAutoWhitespaceLineNumbers
|
|
||||||
);
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Transform operations such that they represent the same logic edit,
|
|
||||||
* but that they also do not cause OOM crashes.
|
|
||||||
*/
|
|
||||||
private _reduceOperations(operations: IValidatedEditOperation[]): IValidatedEditOperation[] {
|
|
||||||
if (operations.length < 1000) {
|
|
||||||
// We know from empirical testing that a thousand edits work fine regardless of their shape.
|
|
||||||
return operations;
|
|
||||||
}
|
|
||||||
|
|
||||||
// At one point, due to how events are emitted and how each operation is handled,
|
|
||||||
// some operations can trigger a high ammount of temporary string allocations,
|
|
||||||
// that will immediately get edited again.
|
|
||||||
// e.g. a formatter inserting ridiculous ammounts of \n on a model with a single line
|
|
||||||
// Therefore, the strategy is to collapse all the operations into a huge single edit operation
|
|
||||||
return [this._toSingleEditOperation(operations)];
|
|
||||||
}
|
|
||||||
|
|
||||||
_toSingleEditOperation(operations: IValidatedEditOperation[]): IValidatedEditOperation {
|
|
||||||
let forceMoveMarkers = false,
|
|
||||||
firstEditRange = operations[0].range,
|
|
||||||
lastEditRange = operations[operations.length - 1].range,
|
|
||||||
entireEditRange = new Range(firstEditRange.startLineNumber, firstEditRange.startColumn, lastEditRange.endLineNumber, lastEditRange.endColumn),
|
|
||||||
lastEndLineNumber = firstEditRange.startLineNumber,
|
|
||||||
lastEndColumn = firstEditRange.startColumn,
|
|
||||||
result: string[] = [];
|
|
||||||
|
|
||||||
for (let i = 0, len = operations.length; i < len; i++) {
|
|
||||||
let operation = operations[i],
|
|
||||||
range = operation.range;
|
|
||||||
|
|
||||||
forceMoveMarkers = forceMoveMarkers || operation.forceMoveMarkers;
|
|
||||||
|
|
||||||
// (1) -- Push old text
|
|
||||||
for (let lineNumber = lastEndLineNumber; lineNumber < range.startLineNumber; lineNumber++) {
|
|
||||||
if (lineNumber === lastEndLineNumber) {
|
|
||||||
result.push(this._lines[lineNumber - 1].substring(lastEndColumn - 1));
|
|
||||||
} else {
|
|
||||||
result.push('\n');
|
|
||||||
result.push(this._lines[lineNumber - 1]);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
if (range.startLineNumber === lastEndLineNumber) {
|
|
||||||
result.push(this._lines[range.startLineNumber - 1].substring(lastEndColumn - 1, range.startColumn - 1));
|
|
||||||
} else {
|
|
||||||
result.push('\n');
|
|
||||||
result.push(this._lines[range.startLineNumber - 1].substring(0, range.startColumn - 1));
|
|
||||||
}
|
|
||||||
|
|
||||||
// (2) -- Push new text
|
|
||||||
if (operation.lines) {
|
|
||||||
for (let j = 0, lenJ = operation.lines.length; j < lenJ; j++) {
|
|
||||||
if (j !== 0) {
|
|
||||||
result.push('\n');
|
|
||||||
}
|
|
||||||
result.push(operation.lines[j]);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
lastEndLineNumber = operation.range.endLineNumber;
|
|
||||||
lastEndColumn = operation.range.endColumn;
|
|
||||||
}
|
|
||||||
|
|
||||||
return {
|
|
||||||
sortIndex: 0,
|
|
||||||
identifier: operations[0].identifier,
|
|
||||||
range: entireEditRange,
|
|
||||||
rangeOffset: this.getOffsetAt(entireEditRange.startLineNumber, entireEditRange.startColumn),
|
|
||||||
rangeLength: this.getValueLengthInRange(entireEditRange, EndOfLinePreference.TextDefined),
|
|
||||||
lines: result.join('').split('\n'),
|
|
||||||
forceMoveMarkers: forceMoveMarkers,
|
|
||||||
isAutoWhitespaceEdit: false
|
|
||||||
};
|
|
||||||
}
|
|
||||||
|
|
||||||
private _setLineContent(lineNumber: number, content: string): void {
|
|
||||||
this._lines[lineNumber - 1] = content;
|
|
||||||
this._lineStarts.changeValue(lineNumber - 1, content.length + this._EOL.length);
|
|
||||||
}
|
|
||||||
|
|
||||||
private _doApplyEdits(operations: IValidatedEditOperation[]): IInternalModelContentChange[] {
|
|
||||||
|
|
||||||
// Sort operations descending
|
|
||||||
operations.sort(LinesTextBuffer._sortOpsDescending);
|
|
||||||
|
|
||||||
let contentChanges: IInternalModelContentChange[] = [];
|
|
||||||
|
|
||||||
for (let i = 0, len = operations.length; i < len; i++) {
|
|
||||||
const op = operations[i];
|
|
||||||
|
|
||||||
const startLineNumber = op.range.startLineNumber;
|
|
||||||
const startColumn = op.range.startColumn;
|
|
||||||
const endLineNumber = op.range.endLineNumber;
|
|
||||||
const endColumn = op.range.endColumn;
|
|
||||||
|
|
||||||
if (startLineNumber === endLineNumber && startColumn === endColumn && (!op.lines || op.lines.length === 0)) {
|
|
||||||
// no-op
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
|
|
||||||
const deletingLinesCnt = endLineNumber - startLineNumber;
|
|
||||||
const insertingLinesCnt = (op.lines ? op.lines.length - 1 : 0);
|
|
||||||
const editingLinesCnt = Math.min(deletingLinesCnt, insertingLinesCnt);
|
|
||||||
|
|
||||||
for (let j = editingLinesCnt; j >= 0; j--) {
|
|
||||||
const editLineNumber = startLineNumber + j;
|
|
||||||
let editText = (op.lines ? op.lines[j] : '');
|
|
||||||
|
|
||||||
if (editLineNumber === startLineNumber || editLineNumber === endLineNumber) {
|
|
||||||
const editStartColumn = (editLineNumber === startLineNumber ? startColumn : 1);
|
|
||||||
const editEndColumn = (editLineNumber === endLineNumber ? endColumn : this.getLineLength(editLineNumber) + 1);
|
|
||||||
|
|
||||||
editText = (
|
|
||||||
this._lines[editLineNumber - 1].substring(0, editStartColumn - 1)
|
|
||||||
+ editText
|
|
||||||
+ this._lines[editLineNumber - 1].substring(editEndColumn - 1)
|
|
||||||
);
|
|
||||||
}
|
|
||||||
|
|
||||||
this._setLineContent(editLineNumber, editText);
|
|
||||||
}
|
|
||||||
|
|
||||||
if (editingLinesCnt < deletingLinesCnt) {
|
|
||||||
// Must delete some lines
|
|
||||||
|
|
||||||
const spliceStartLineNumber = startLineNumber + editingLinesCnt;
|
|
||||||
const endLineRemains = this._lines[endLineNumber - 1].substring(endColumn - 1);
|
|
||||||
|
|
||||||
// Reconstruct first line
|
|
||||||
this._setLineContent(spliceStartLineNumber, this._lines[spliceStartLineNumber - 1] + endLineRemains);
|
|
||||||
|
|
||||||
this._lines.splice(spliceStartLineNumber, endLineNumber - spliceStartLineNumber);
|
|
||||||
this._lineStarts.removeValues(spliceStartLineNumber, endLineNumber - spliceStartLineNumber);
|
|
||||||
}
|
|
||||||
|
|
||||||
if (editingLinesCnt < insertingLinesCnt) {
|
|
||||||
// Must insert some lines
|
|
||||||
|
|
||||||
const spliceLineNumber = startLineNumber + editingLinesCnt;
|
|
||||||
let spliceColumn = (spliceLineNumber === startLineNumber ? startColumn : 1);
|
|
||||||
if (op.lines) {
|
|
||||||
spliceColumn += op.lines[editingLinesCnt].length;
|
|
||||||
}
|
|
||||||
|
|
||||||
// Split last line
|
|
||||||
const leftoverLine = this._lines[spliceLineNumber - 1].substring(spliceColumn - 1);
|
|
||||||
|
|
||||||
this._setLineContent(spliceLineNumber, this._lines[spliceLineNumber - 1].substring(0, spliceColumn - 1));
|
|
||||||
|
|
||||||
// Lines in the middle
|
|
||||||
let newLines: string[] = new Array<string>(insertingLinesCnt - editingLinesCnt);
|
|
||||||
let newLinesLengths = new Uint32Array(insertingLinesCnt - editingLinesCnt);
|
|
||||||
for (let j = editingLinesCnt + 1; j <= insertingLinesCnt; j++) {
|
|
||||||
newLines[j - editingLinesCnt - 1] = op.lines[j];
|
|
||||||
newLinesLengths[j - editingLinesCnt - 1] = op.lines[j].length + this._EOL.length;
|
|
||||||
}
|
|
||||||
newLines[newLines.length - 1] += leftoverLine;
|
|
||||||
newLinesLengths[newLines.length - 1] += leftoverLine.length;
|
|
||||||
this._lines = arrays.arrayInsert(this._lines, startLineNumber + editingLinesCnt, newLines);
|
|
||||||
this._lineStarts.insertValues(startLineNumber + editingLinesCnt, newLinesLengths);
|
|
||||||
}
|
|
||||||
|
|
||||||
const contentChangeRange = new Range(startLineNumber, startColumn, endLineNumber, endColumn);
|
|
||||||
const text = (op.lines ? op.lines.join(this.getEOL()) : '');
|
|
||||||
contentChanges.push({
|
|
||||||
range: contentChangeRange,
|
|
||||||
rangeLength: op.rangeLength,
|
|
||||||
text: text,
|
|
||||||
rangeOffset: op.rangeOffset,
|
|
||||||
forceMoveMarkers: op.forceMoveMarkers
|
|
||||||
});
|
|
||||||
}
|
|
||||||
|
|
||||||
return contentChanges;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Assumes `operations` are validated and sorted ascending
|
|
||||||
*/
|
|
||||||
public static _getInverseEditRanges(operations: IValidatedEditOperation[]): Range[] {
|
|
||||||
let result: Range[] = [];
|
|
||||||
|
|
||||||
let prevOpEndLineNumber: number;
|
|
||||||
let prevOpEndColumn: number;
|
|
||||||
let prevOp: IValidatedEditOperation = null;
|
|
||||||
for (let i = 0, len = operations.length; i < len; i++) {
|
|
||||||
let op = operations[i];
|
|
||||||
|
|
||||||
let startLineNumber: number;
|
|
||||||
let startColumn: number;
|
|
||||||
|
|
||||||
if (prevOp) {
|
|
||||||
if (prevOp.range.endLineNumber === op.range.startLineNumber) {
|
|
||||||
startLineNumber = prevOpEndLineNumber;
|
|
||||||
startColumn = prevOpEndColumn + (op.range.startColumn - prevOp.range.endColumn);
|
|
||||||
} else {
|
|
||||||
startLineNumber = prevOpEndLineNumber + (op.range.startLineNumber - prevOp.range.endLineNumber);
|
|
||||||
startColumn = op.range.startColumn;
|
|
||||||
}
|
|
||||||
} else {
|
|
||||||
startLineNumber = op.range.startLineNumber;
|
|
||||||
startColumn = op.range.startColumn;
|
|
||||||
}
|
|
||||||
|
|
||||||
let resultRange: Range;
|
|
||||||
|
|
||||||
if (op.lines && op.lines.length > 0) {
|
|
||||||
// the operation inserts something
|
|
||||||
let lineCount = op.lines.length;
|
|
||||||
let firstLine = op.lines[0];
|
|
||||||
let lastLine = op.lines[lineCount - 1];
|
|
||||||
|
|
||||||
if (lineCount === 1) {
|
|
||||||
// single line insert
|
|
||||||
resultRange = new Range(startLineNumber, startColumn, startLineNumber, startColumn + firstLine.length);
|
|
||||||
} else {
|
|
||||||
// multi line insert
|
|
||||||
resultRange = new Range(startLineNumber, startColumn, startLineNumber + lineCount - 1, lastLine.length + 1);
|
|
||||||
}
|
|
||||||
} else {
|
|
||||||
// There is nothing to insert
|
|
||||||
resultRange = new Range(startLineNumber, startColumn, startLineNumber, startColumn);
|
|
||||||
}
|
|
||||||
|
|
||||||
prevOpEndLineNumber = resultRange.endLineNumber;
|
|
||||||
prevOpEndColumn = resultRange.endColumn;
|
|
||||||
|
|
||||||
result.push(resultRange);
|
|
||||||
prevOp = op;
|
|
||||||
}
|
|
||||||
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
//#endregion
|
|
||||||
}
|
|
|
@ -1,139 +0,0 @@
|
||||||
/*---------------------------------------------------------------------------------------------
|
|
||||||
* Copyright (c) Microsoft Corporation. All rights reserved.
|
|
||||||
* Licensed under the MIT License. See License.txt in the project root for license information.
|
|
||||||
*--------------------------------------------------------------------------------------------*/
|
|
||||||
'use strict';
|
|
||||||
|
|
||||||
import * as strings from 'vs/base/common/strings';
|
|
||||||
import { CharCode } from 'vs/base/common/charCode';
|
|
||||||
import { ITextBufferBuilder, ITextBufferFactory, ITextBuffer, DefaultEndOfLine } from 'vs/editor/common/model';
|
|
||||||
import { IRawTextSource, TextSource } from 'vs/editor/common/model/linesTextBuffer/textSource';
|
|
||||||
import { LinesTextBuffer } from 'vs/editor/common/model/linesTextBuffer/linesTextBuffer';
|
|
||||||
|
|
||||||
export class TextBufferFactory implements ITextBufferFactory {
|
|
||||||
|
|
||||||
constructor(public readonly rawTextSource: IRawTextSource) {
|
|
||||||
}
|
|
||||||
|
|
||||||
public create(defaultEOL: DefaultEndOfLine): ITextBuffer {
|
|
||||||
const textSource = TextSource.fromRawTextSource(this.rawTextSource, defaultEOL);
|
|
||||||
return new LinesTextBuffer(textSource);
|
|
||||||
}
|
|
||||||
|
|
||||||
public getFirstLineText(lengthLimit: number): string {
|
|
||||||
return this.rawTextSource.lines[0].substr(0, lengthLimit);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
class ModelLineBasedBuilder {
|
|
||||||
|
|
||||||
private BOM: string;
|
|
||||||
private lines: string[];
|
|
||||||
private currLineIndex: number;
|
|
||||||
|
|
||||||
constructor() {
|
|
||||||
this.BOM = '';
|
|
||||||
this.lines = [];
|
|
||||||
this.currLineIndex = 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
public acceptLines(lines: string[]): void {
|
|
||||||
if (this.currLineIndex === 0) {
|
|
||||||
// Remove the BOM (if present)
|
|
||||||
if (strings.startsWithUTF8BOM(lines[0])) {
|
|
||||||
this.BOM = strings.UTF8_BOM_CHARACTER;
|
|
||||||
lines[0] = lines[0].substr(1);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
for (let i = 0, len = lines.length; i < len; i++) {
|
|
||||||
this.lines[this.currLineIndex++] = lines[i];
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
public finish(carriageReturnCnt: number, containsRTL: boolean, isBasicASCII: boolean): TextBufferFactory {
|
|
||||||
return new TextBufferFactory({
|
|
||||||
BOM: this.BOM,
|
|
||||||
lines: this.lines,
|
|
||||||
containsRTL: containsRTL,
|
|
||||||
totalCRCount: carriageReturnCnt,
|
|
||||||
isBasicASCII,
|
|
||||||
});
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
export class LinesTextBufferBuilder implements ITextBufferBuilder {
|
|
||||||
|
|
||||||
private leftoverPrevChunk: string;
|
|
||||||
private leftoverEndsInCR: boolean;
|
|
||||||
private totalCRCount: number;
|
|
||||||
private lineBasedBuilder: ModelLineBasedBuilder;
|
|
||||||
private containsRTL: boolean;
|
|
||||||
private isBasicASCII: boolean;
|
|
||||||
|
|
||||||
constructor() {
|
|
||||||
this.leftoverPrevChunk = '';
|
|
||||||
this.leftoverEndsInCR = false;
|
|
||||||
this.totalCRCount = 0;
|
|
||||||
this.lineBasedBuilder = new ModelLineBasedBuilder();
|
|
||||||
this.containsRTL = false;
|
|
||||||
this.isBasicASCII = true;
|
|
||||||
}
|
|
||||||
|
|
||||||
private _updateCRCount(chunk: string): void {
|
|
||||||
// Count how many \r are present in chunk to determine the majority EOL sequence
|
|
||||||
let chunkCarriageReturnCnt = 0;
|
|
||||||
let lastCarriageReturnIndex = -1;
|
|
||||||
while ((lastCarriageReturnIndex = chunk.indexOf('\r', lastCarriageReturnIndex + 1)) !== -1) {
|
|
||||||
chunkCarriageReturnCnt++;
|
|
||||||
}
|
|
||||||
this.totalCRCount += chunkCarriageReturnCnt;
|
|
||||||
}
|
|
||||||
|
|
||||||
public acceptChunk(chunk: string): void {
|
|
||||||
if (chunk.length === 0) {
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
this._updateCRCount(chunk);
|
|
||||||
|
|
||||||
if (!this.containsRTL) {
|
|
||||||
this.containsRTL = strings.containsRTL(chunk);
|
|
||||||
}
|
|
||||||
if (this.isBasicASCII) {
|
|
||||||
this.isBasicASCII = strings.isBasicASCII(chunk);
|
|
||||||
}
|
|
||||||
|
|
||||||
// Avoid dealing with a chunk that ends in \r (push the \r to the next chunk)
|
|
||||||
if (this.leftoverEndsInCR) {
|
|
||||||
chunk = '\r' + chunk;
|
|
||||||
}
|
|
||||||
if (chunk.charCodeAt(chunk.length - 1) === CharCode.CarriageReturn) {
|
|
||||||
this.leftoverEndsInCR = true;
|
|
||||||
chunk = chunk.substr(0, chunk.length - 1);
|
|
||||||
} else {
|
|
||||||
this.leftoverEndsInCR = false;
|
|
||||||
}
|
|
||||||
|
|
||||||
let lines = chunk.split(/\r\n|\r|\n/);
|
|
||||||
|
|
||||||
if (lines.length === 1) {
|
|
||||||
// no \r or \n encountered
|
|
||||||
this.leftoverPrevChunk += lines[0];
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
lines[0] = this.leftoverPrevChunk + lines[0];
|
|
||||||
this.lineBasedBuilder.acceptLines(lines.slice(0, lines.length - 1));
|
|
||||||
this.leftoverPrevChunk = lines[lines.length - 1];
|
|
||||||
}
|
|
||||||
|
|
||||||
public finish(): TextBufferFactory {
|
|
||||||
let finalLines = [this.leftoverPrevChunk];
|
|
||||||
if (this.leftoverEndsInCR) {
|
|
||||||
finalLines.push('');
|
|
||||||
}
|
|
||||||
this.lineBasedBuilder.acceptLines(finalLines);
|
|
||||||
return this.lineBasedBuilder.finish(this.totalCRCount, this.containsRTL, this.isBasicASCII);
|
|
||||||
}
|
|
||||||
}
|
|
|
@ -1,66 +0,0 @@
|
||||||
/*---------------------------------------------------------------------------------------------
|
|
||||||
* Copyright (c) Microsoft Corporation. All rights reserved.
|
|
||||||
* Licensed under the MIT License. See License.txt in the project root for license information.
|
|
||||||
*--------------------------------------------------------------------------------------------*/
|
|
||||||
'use strict';
|
|
||||||
|
|
||||||
import { DefaultEndOfLine } from 'vs/editor/common/model';
|
|
||||||
import { ITextSource } from 'vs/editor/common/model/linesTextBuffer/linesTextBuffer';
|
|
||||||
|
|
||||||
/**
|
|
||||||
* A processed string ready to be turned into an editor model.
|
|
||||||
*/
|
|
||||||
export interface IRawTextSource {
|
|
||||||
/**
|
|
||||||
* The text split into lines.
|
|
||||||
*/
|
|
||||||
readonly lines: string[];
|
|
||||||
/**
|
|
||||||
* The BOM (leading character sequence of the file).
|
|
||||||
*/
|
|
||||||
readonly BOM: string;
|
|
||||||
/**
|
|
||||||
* The number of lines ending with '\r\n'
|
|
||||||
*/
|
|
||||||
readonly totalCRCount: number;
|
|
||||||
/**
|
|
||||||
* The text contains Unicode characters classified as "R" or "AL".
|
|
||||||
*/
|
|
||||||
readonly containsRTL: boolean;
|
|
||||||
/**
|
|
||||||
* The text contains only characters inside the ASCII range 32-126 or \t \r \n
|
|
||||||
*/
|
|
||||||
readonly isBasicASCII: boolean;
|
|
||||||
}
|
|
||||||
|
|
||||||
export class TextSource {
|
|
||||||
|
|
||||||
/**
|
|
||||||
* if text source is empty or with precisely one line, returns null. No end of line is detected.
|
|
||||||
* if text source contains more lines ending with '\r\n', returns '\r\n'.
|
|
||||||
* Otherwise returns '\n'. More lines end with '\n'.
|
|
||||||
*/
|
|
||||||
private static _getEOL(rawTextSource: IRawTextSource, defaultEOL: DefaultEndOfLine): '\r\n' | '\n' {
|
|
||||||
const lineFeedCnt = rawTextSource.lines.length - 1;
|
|
||||||
if (lineFeedCnt === 0) {
|
|
||||||
// This is an empty file or a file with precisely one line
|
|
||||||
return (defaultEOL === DefaultEndOfLine.LF ? '\n' : '\r\n');
|
|
||||||
}
|
|
||||||
if (rawTextSource.totalCRCount > lineFeedCnt / 2) {
|
|
||||||
// More than half of the file contains \r\n ending lines
|
|
||||||
return '\r\n';
|
|
||||||
}
|
|
||||||
// At least one line more ends in \n
|
|
||||||
return '\n';
|
|
||||||
}
|
|
||||||
|
|
||||||
public static fromRawTextSource(rawTextSource: IRawTextSource, defaultEOL: DefaultEndOfLine): ITextSource {
|
|
||||||
return {
|
|
||||||
lines: rawTextSource.lines,
|
|
||||||
BOM: rawTextSource.BOM,
|
|
||||||
EOL: TextSource._getEOL(rawTextSource, defaultEOL),
|
|
||||||
containsRTL: rawTextSource.containsRTL,
|
|
||||||
isBasicASCII: rawTextSource.isBasicASCII,
|
|
||||||
};
|
|
||||||
}
|
|
||||||
}
|
|
|
@ -7,12 +7,22 @@
|
||||||
import { Range } from 'vs/editor/common/core/range';
|
import { Range } from 'vs/editor/common/core/range';
|
||||||
import { Position } from 'vs/editor/common/core/position';
|
import { Position } from 'vs/editor/common/core/position';
|
||||||
import * as strings from 'vs/base/common/strings';
|
import * as strings from 'vs/base/common/strings';
|
||||||
import { IValidatedEditOperation } from 'vs/editor/common/model/linesTextBuffer/linesTextBuffer';
|
|
||||||
import { PieceTreeBase, StringBuffer } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeBase';
|
import { PieceTreeBase, StringBuffer } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeBase';
|
||||||
import { IIdentifiedSingleEditOperation, EndOfLinePreference, ITextBuffer, ApplyEditsResult, IInternalModelContentChange, FindMatch } from 'vs/editor/common/model';
|
import { IIdentifiedSingleEditOperation, EndOfLinePreference, ITextBuffer, ApplyEditsResult, IInternalModelContentChange, FindMatch, ISingleEditOperationIdentifier } from 'vs/editor/common/model';
|
||||||
import { ITextSnapshot } from 'vs/platform/files/common/files';
|
import { ITextSnapshot } from 'vs/platform/files/common/files';
|
||||||
import { SearchData } from 'vs/editor/common/model/textModelSearch';
|
import { SearchData } from 'vs/editor/common/model/textModelSearch';
|
||||||
|
|
||||||
|
export interface IValidatedEditOperation {
|
||||||
|
sortIndex: number;
|
||||||
|
identifier: ISingleEditOperationIdentifier;
|
||||||
|
range: Range;
|
||||||
|
rangeOffset: number;
|
||||||
|
rangeLength: number;
|
||||||
|
lines: string[];
|
||||||
|
forceMoveMarkers: boolean;
|
||||||
|
isAutoWhitespaceEdit: boolean;
|
||||||
|
}
|
||||||
|
|
||||||
export class PieceTreeTextBuffer implements ITextBuffer {
|
export class PieceTreeTextBuffer implements ITextBuffer {
|
||||||
private _pieceTree: PieceTreeBase;
|
private _pieceTree: PieceTreeBase;
|
||||||
private _BOM: string;
|
private _BOM: string;
|
||||||
|
@ -279,9 +289,9 @@ export class PieceTreeTextBuffer implements ITextBuffer {
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Transform operations such that they represent the same logic edit,
|
* Transform operations such that they represent the same logic edit,
|
||||||
* but that they also do not cause OOM crashes.
|
* but that they also do not cause OOM crashes.
|
||||||
*/
|
*/
|
||||||
private _reduceOperations(operations: IValidatedEditOperation[]): IValidatedEditOperation[] {
|
private _reduceOperations(operations: IValidatedEditOperation[]): IValidatedEditOperation[] {
|
||||||
if (operations.length < 1000) {
|
if (operations.length < 1000) {
|
||||||
// We know from empirical testing that a thousand edits work fine regardless of their shape.
|
// We know from empirical testing that a thousand edits work fine regardless of their shape.
|
||||||
|
|
|
@ -33,23 +33,10 @@ import { EDITOR_MODEL_DEFAULTS } from 'vs/editor/common/config/editorOptions';
|
||||||
import { TextModelSearch, SearchParams, SearchData } from 'vs/editor/common/model/textModelSearch';
|
import { TextModelSearch, SearchParams, SearchData } from 'vs/editor/common/model/textModelSearch';
|
||||||
import { TPromise } from 'vs/base/common/winjs.base';
|
import { TPromise } from 'vs/base/common/winjs.base';
|
||||||
import { IStringStream, ITextSnapshot } from 'vs/platform/files/common/files';
|
import { IStringStream, ITextSnapshot } from 'vs/platform/files/common/files';
|
||||||
import { LinesTextBufferBuilder } from 'vs/editor/common/model/linesTextBuffer/linesTextBufferBuilder';
|
|
||||||
import { PieceTreeTextBufferBuilder } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeTextBufferBuilder';
|
import { PieceTreeTextBufferBuilder } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeTextBufferBuilder';
|
||||||
|
|
||||||
export enum TextBufferType {
|
|
||||||
LinesArray,
|
|
||||||
PieceTree
|
|
||||||
}
|
|
||||||
// Here is the master switch for the text buffer implementation:
|
|
||||||
export const OPTIONS = {
|
|
||||||
TEXT_BUFFER_IMPLEMENTATION: TextBufferType.PieceTree
|
|
||||||
};
|
|
||||||
|
|
||||||
function createTextBufferBuilder() {
|
function createTextBufferBuilder() {
|
||||||
if (OPTIONS.TEXT_BUFFER_IMPLEMENTATION === TextBufferType.PieceTree) {
|
return new PieceTreeTextBufferBuilder();
|
||||||
return new PieceTreeTextBufferBuilder();
|
|
||||||
}
|
|
||||||
return new LinesTextBufferBuilder();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
export function createTextBufferFactory(text: string): model.ITextBufferFactory {
|
export function createTextBufferFactory(text: string): model.ITextBufferFactory {
|
||||||
|
@ -999,7 +986,7 @@ export class TextModel extends Disposable implements model.ITextModel {
|
||||||
searchRange = this.getFullModelRange();
|
searchRange = this.getFullModelRange();
|
||||||
}
|
}
|
||||||
|
|
||||||
if (!isRegex && searchString.indexOf('\n') < 0 && OPTIONS.TEXT_BUFFER_IMPLEMENTATION === TextBufferType.PieceTree) {
|
if (!isRegex && searchString.indexOf('\n') < 0) {
|
||||||
// not regex, not multi line
|
// not regex, not multi line
|
||||||
const searchParams = new SearchParams(searchString, isRegex, matchCase, wordSeparators);
|
const searchParams = new SearchParams(searchString, isRegex, matchCase, wordSeparators);
|
||||||
const searchData = searchParams.parseSearchRequest();
|
const searchData = searchParams.parseSearchRequest();
|
||||||
|
@ -1018,7 +1005,7 @@ export class TextModel extends Disposable implements model.ITextModel {
|
||||||
this._assertNotDisposed();
|
this._assertNotDisposed();
|
||||||
const searchStart = this.validatePosition(rawSearchStart);
|
const searchStart = this.validatePosition(rawSearchStart);
|
||||||
|
|
||||||
if (!isRegex && searchString.indexOf('\n') < 0 && OPTIONS.TEXT_BUFFER_IMPLEMENTATION === TextBufferType.PieceTree) {
|
if (!isRegex && searchString.indexOf('\n') < 0) {
|
||||||
const searchParams = new SearchParams(searchString, isRegex, matchCase, wordSeparators);
|
const searchParams = new SearchParams(searchString, isRegex, matchCase, wordSeparators);
|
||||||
const searchData = searchParams.parseSearchRequest();
|
const searchData = searchParams.parseSearchRequest();
|
||||||
const lineCount = this.getLineCount();
|
const lineCount = this.getLineCount();
|
||||||
|
|
|
@ -4,7 +4,6 @@
|
||||||
*--------------------------------------------------------------------------------------------*/
|
*--------------------------------------------------------------------------------------------*/
|
||||||
|
|
||||||
import { ITextBufferBuilder, ITextBufferFactory, ITextBuffer, DefaultEndOfLine } from 'vs/editor/common/model';
|
import { ITextBufferBuilder, ITextBufferFactory, ITextBuffer, DefaultEndOfLine } from 'vs/editor/common/model';
|
||||||
import { LinesTextBufferBuilder } from 'vs/editor/common/model/linesTextBuffer/linesTextBufferBuilder';
|
|
||||||
import { PieceTreeTextBufferBuilder } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeTextBufferBuilder';
|
import { PieceTreeTextBufferBuilder } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeTextBufferBuilder';
|
||||||
|
|
||||||
export function doBenchmark<T>(id: string, ts: T[], fn: (t: T) => void) {
|
export function doBenchmark<T>(id: string, ts: T[], fn: (t: T) => void) {
|
||||||
|
@ -56,7 +55,7 @@ export class BenchmarkSuite {
|
||||||
for (let i = 0; i < this.benchmarks.length; i++) {
|
for (let i = 0; i < this.benchmarks.length; i++) {
|
||||||
let benchmark = this.benchmarks[i];
|
let benchmark = this.benchmarks[i];
|
||||||
let columns: string[] = [benchmark.name];
|
let columns: string[] = [benchmark.name];
|
||||||
[new LinesTextBufferBuilder(), new PieceTreeTextBufferBuilder()].forEach((builder: ITextBufferBuilder) => {
|
[new PieceTreeTextBufferBuilder()].forEach((builder: ITextBufferBuilder) => {
|
||||||
let timeDiffTotal = 0.0;
|
let timeDiffTotal = 0.0;
|
||||||
for (let j = 0; j < this.iterations; j++) {
|
for (let j = 0; j < this.iterations; j++) {
|
||||||
let factory = benchmark.buildBuffer(builder);
|
let factory = benchmark.buildBuffer(builder);
|
||||||
|
|
|
@ -4,13 +4,11 @@
|
||||||
*--------------------------------------------------------------------------------------------*/
|
*--------------------------------------------------------------------------------------------*/
|
||||||
'use strict';
|
'use strict';
|
||||||
|
|
||||||
import { LinesTextBufferBuilder } from 'vs/editor/common/model/linesTextBuffer/linesTextBufferBuilder';
|
|
||||||
import { PieceTreeTextBufferBuilder } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeTextBufferBuilder';
|
import { PieceTreeTextBufferBuilder } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeTextBufferBuilder';
|
||||||
import { ITextBufferBuilder } from 'vs/editor/common/model';
|
import { ITextBufferBuilder } from 'vs/editor/common/model';
|
||||||
import { generateRandomChunkWithLF } from 'vs/editor/test/common/model/linesTextBuffer/textBufferAutoTestUtils';
|
import { generateRandomChunkWithLF } from 'vs/editor/test/common/model/linesTextBuffer/textBufferAutoTestUtils';
|
||||||
import { doBenchmark } from 'vs/editor/test/common/model/benchmark/benchmarkUtils';
|
import { doBenchmark } from 'vs/editor/test/common/model/benchmark/benchmarkUtils';
|
||||||
|
|
||||||
let linesTextBufferBuilder = new LinesTextBufferBuilder();
|
|
||||||
let pieceTreeTextBufferBuilder = new PieceTreeTextBufferBuilder();
|
let pieceTreeTextBufferBuilder = new PieceTreeTextBufferBuilder();
|
||||||
let chunks = [];
|
let chunks = [];
|
||||||
|
|
||||||
|
@ -30,5 +28,5 @@ let modelBuildBenchmark = function (id: string, builders: ITextBufferBuilder[],
|
||||||
console.log(`|model builder\t|line buffer\t|piece table\t|`);
|
console.log(`|model builder\t|line buffer\t|piece table\t|`);
|
||||||
console.log('|---|---|---|');
|
console.log('|---|---|---|');
|
||||||
for (let i of [10, 100]) {
|
for (let i of [10, 100]) {
|
||||||
modelBuildBenchmark(`${i} random chunks`, [linesTextBufferBuilder, pieceTreeTextBufferBuilder], i);
|
modelBuildBenchmark(`${i} random chunks`, [pieceTreeTextBufferBuilder], i);
|
||||||
}
|
}
|
||||||
|
|
|
@ -7,9 +7,11 @@
|
||||||
|
|
||||||
import * as assert from 'assert';
|
import * as assert from 'assert';
|
||||||
import { Range } from 'vs/editor/common/core/range';
|
import { Range } from 'vs/editor/common/core/range';
|
||||||
import { LinesTextBuffer, IValidatedEditOperation } from 'vs/editor/common/model/linesTextBuffer/linesTextBuffer';
|
import { PieceTreeTextBuffer, IValidatedEditOperation } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeTextBuffer';
|
||||||
|
import { createTextBufferFactory } from 'vs/editor/common/model/textModel';
|
||||||
|
import { DefaultEndOfLine } from 'vs/editor/common/model';
|
||||||
|
|
||||||
suite('LinesTextBuffer._getInverseEdits', () => {
|
suite('PieceTreeTextBuffer._getInverseEdits', () => {
|
||||||
|
|
||||||
function editOp(startLineNumber: number, startColumn: number, endLineNumber: number, endColumn: number, text: string[]): IValidatedEditOperation {
|
function editOp(startLineNumber: number, startColumn: number, endLineNumber: number, endColumn: number, text: string[]): IValidatedEditOperation {
|
||||||
return {
|
return {
|
||||||
|
@ -29,7 +31,7 @@ suite('LinesTextBuffer._getInverseEdits', () => {
|
||||||
}
|
}
|
||||||
|
|
||||||
function assertInverseEdits(ops: IValidatedEditOperation[], expected: Range[]): void {
|
function assertInverseEdits(ops: IValidatedEditOperation[], expected: Range[]): void {
|
||||||
var actual = LinesTextBuffer._getInverseEditRanges(ops);
|
var actual = PieceTreeTextBuffer._getInverseEditRanges(ops);
|
||||||
assert.deepEqual(actual, expected);
|
assert.deepEqual(actual, expected);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -260,7 +262,7 @@ suite('LinesTextBuffer._getInverseEdits', () => {
|
||||||
});
|
});
|
||||||
});
|
});
|
||||||
|
|
||||||
suite('LinesTextBuffer._toSingleEditOperation', () => {
|
suite('PieceTreeTextBuffer._toSingleEditOperation', () => {
|
||||||
|
|
||||||
function editOp(startLineNumber: number, startColumn: number, endLineNumber: number, endColumn: number, rangeOffset: number, rangeLength: number, text: string[]): IValidatedEditOperation {
|
function editOp(startLineNumber: number, startColumn: number, endLineNumber: number, endColumn: number, rangeOffset: number, rangeLength: number, text: string[]): IValidatedEditOperation {
|
||||||
return {
|
return {
|
||||||
|
@ -276,13 +278,7 @@ suite('LinesTextBuffer._toSingleEditOperation', () => {
|
||||||
}
|
}
|
||||||
|
|
||||||
function testToSingleEditOperation(original: string[], edits: IValidatedEditOperation[], expected: IValidatedEditOperation): void {
|
function testToSingleEditOperation(original: string[], edits: IValidatedEditOperation[], expected: IValidatedEditOperation): void {
|
||||||
const textBuffer = new LinesTextBuffer({
|
const textBuffer = <PieceTreeTextBuffer>createTextBufferFactory(original.join('\n')).create(DefaultEndOfLine.LF);
|
||||||
BOM: '',
|
|
||||||
EOL: '\n',
|
|
||||||
containsRTL: false,
|
|
||||||
isBasicASCII: true,
|
|
||||||
lines: original
|
|
||||||
});
|
|
||||||
|
|
||||||
const actual = textBuffer._toSingleEditOperation(edits);
|
const actual = textBuffer._toSingleEditOperation(edits);
|
||||||
assert.deepEqual(actual, expected);
|
assert.deepEqual(actual, expected);
|
||||||
|
|
|
@ -5,150 +5,69 @@
|
||||||
'use strict';
|
'use strict';
|
||||||
|
|
||||||
import * as assert from 'assert';
|
import * as assert from 'assert';
|
||||||
import { LinesTextBufferBuilder } from 'vs/editor/common/model/linesTextBuffer/linesTextBufferBuilder';
|
import { DefaultEndOfLine } from 'vs/editor/common/model';
|
||||||
import { ITextModelCreationOptions } from 'vs/editor/common/model';
|
import { createTextBufferFactory } from 'vs/editor/common/model/textModel';
|
||||||
import { TextModel } from 'vs/editor/common/model/textModel';
|
|
||||||
import * as strings from 'vs/base/common/strings';
|
import * as strings from 'vs/base/common/strings';
|
||||||
import { IRawTextSource } from 'vs/editor/common/model/linesTextBuffer/textSource';
|
import { PieceTreeTextBuffer } from 'vs/editor/common/model/pieceTreeTextBuffer/pieceTreeTextBuffer';
|
||||||
|
|
||||||
class RawTextSource {
|
export function testTextBufferFactory(text: string, eol: string, mightContainNonBasicASCII: boolean, mightContainRTL: boolean): void {
|
||||||
public static fromString(rawText: string): IRawTextSource {
|
const textBuffer = <PieceTreeTextBuffer>createTextBufferFactory(text).create(DefaultEndOfLine.LF);
|
||||||
// Count the number of lines that end with \r\n
|
|
||||||
let carriageReturnCnt = 0;
|
|
||||||
let lastCarriageReturnIndex = -1;
|
|
||||||
while ((lastCarriageReturnIndex = rawText.indexOf('\r', lastCarriageReturnIndex + 1)) !== -1) {
|
|
||||||
carriageReturnCnt++;
|
|
||||||
}
|
|
||||||
|
|
||||||
const containsRTL = strings.containsRTL(rawText);
|
assert.equal(textBuffer.mightContainNonBasicASCII(), mightContainNonBasicASCII);
|
||||||
const isBasicASCII = (containsRTL ? false : strings.isBasicASCII(rawText));
|
assert.equal(textBuffer.mightContainRTL(), mightContainRTL);
|
||||||
|
assert.equal(textBuffer.getEOL(), eol);
|
||||||
// Split the text into lines
|
|
||||||
const lines = rawText.split(/\r\n|\r|\n/);
|
|
||||||
|
|
||||||
// Remove the BOM (if present)
|
|
||||||
let BOM = '';
|
|
||||||
if (strings.startsWithUTF8BOM(lines[0])) {
|
|
||||||
BOM = strings.UTF8_BOM_CHARACTER;
|
|
||||||
lines[0] = lines[0].substr(1);
|
|
||||||
}
|
|
||||||
|
|
||||||
return {
|
|
||||||
BOM: BOM,
|
|
||||||
lines: lines,
|
|
||||||
containsRTL: containsRTL,
|
|
||||||
isBasicASCII: isBasicASCII,
|
|
||||||
totalCRCount: carriageReturnCnt
|
|
||||||
};
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
export function testModelBuilder(chunks: string[], opts: ITextModelCreationOptions = TextModel.DEFAULT_CREATION_OPTIONS): void {
|
|
||||||
let expectedTextSource = RawTextSource.fromString(chunks.join(''));
|
|
||||||
|
|
||||||
let builder = new LinesTextBufferBuilder();
|
|
||||||
for (let i = 0, len = chunks.length; i < len; i++) {
|
|
||||||
builder.acceptChunk(chunks[i]);
|
|
||||||
}
|
|
||||||
let actual = builder.finish();
|
|
||||||
|
|
||||||
assert.deepEqual(actual.rawTextSource, expectedTextSource);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
suite('ModelBuilder', () => {
|
suite('ModelBuilder', () => {
|
||||||
|
|
||||||
test('no chunks', () => {
|
test('t1', () => {
|
||||||
testModelBuilder([]);
|
testTextBufferFactory('', '\n', false, false);
|
||||||
});
|
});
|
||||||
|
|
||||||
test('single empty chunk', () => {
|
test('t2', () => {
|
||||||
testModelBuilder(['']);
|
testTextBufferFactory('Hello world', '\n', false, false);
|
||||||
});
|
});
|
||||||
|
|
||||||
test('single line in one chunk', () => {
|
test('t3', () => {
|
||||||
testModelBuilder(['Hello world']);
|
testTextBufferFactory('Hello world\nHow are you?', '\n', false, false);
|
||||||
});
|
});
|
||||||
|
|
||||||
test('single line in multiple chunks', () => {
|
test('t4', () => {
|
||||||
testModelBuilder(['Hello', ' ', 'world']);
|
testTextBufferFactory('Hello world\nHow are you?\nIs everything good today?\nDo you enjoy the weather?', '\n', false, false);
|
||||||
});
|
|
||||||
|
|
||||||
test('two lines in single chunk', () => {
|
|
||||||
testModelBuilder(['Hello world\nHow are you?']);
|
|
||||||
});
|
|
||||||
|
|
||||||
test('two lines in multiple chunks 1', () => {
|
|
||||||
testModelBuilder(['Hello worl', 'd\nHow are you?']);
|
|
||||||
});
|
|
||||||
|
|
||||||
test('two lines in multiple chunks 2', () => {
|
|
||||||
testModelBuilder(['Hello worl', 'd', '\n', 'H', 'ow are you?']);
|
|
||||||
});
|
|
||||||
|
|
||||||
test('two lines in multiple chunks 3', () => {
|
|
||||||
testModelBuilder(['Hello worl', 'd', '\nHow are you?']);
|
|
||||||
});
|
|
||||||
|
|
||||||
test('multiple lines in single chunks', () => {
|
|
||||||
testModelBuilder(['Hello world\nHow are you?\nIs everything good today?\nDo you enjoy the weather?']);
|
|
||||||
});
|
|
||||||
|
|
||||||
test('multiple lines in multiple chunks 1', () => {
|
|
||||||
testModelBuilder(['Hello world\nHow are you', '?\nIs everything good today?\nDo you enjoy the weather?']);
|
|
||||||
});
|
|
||||||
|
|
||||||
test('multiple lines in multiple chunks 1', () => {
|
|
||||||
testModelBuilder(['Hello world', '\nHow are you', '?\nIs everything good today?', '\nDo you enjoy the weather?']);
|
|
||||||
});
|
|
||||||
|
|
||||||
test('multiple lines in multiple chunks 1', () => {
|
|
||||||
testModelBuilder(['Hello world\n', 'How are you', '?\nIs everything good today?', '\nDo you enjoy the weather?']);
|
|
||||||
});
|
});
|
||||||
|
|
||||||
test('carriage return detection (1 \\r\\n 2 \\n)', () => {
|
test('carriage return detection (1 \\r\\n 2 \\n)', () => {
|
||||||
testModelBuilder(['Hello world\r\n', 'How are you', '?\nIs everything good today?', '\nDo you enjoy the weather?']);
|
testTextBufferFactory('Hello world\r\nHow are you?\nIs everything good today?\nDo you enjoy the weather?', '\n', false, false);
|
||||||
});
|
});
|
||||||
|
|
||||||
test('carriage return detection (2 \\r\\n 1 \\n)', () => {
|
test('carriage return detection (2 \\r\\n 1 \\n)', () => {
|
||||||
testModelBuilder(['Hello world\r\n', 'How are you', '?\r\nIs everything good today?', '\nDo you enjoy the weather?']);
|
testTextBufferFactory('Hello world\r\nHow are you?\r\nIs everything good today?\nDo you enjoy the weather?', '\r\n', false, false);
|
||||||
});
|
});
|
||||||
|
|
||||||
test('carriage return detection (3 \\r\\n 0 \\n)', () => {
|
test('carriage return detection (3 \\r\\n 0 \\n)', () => {
|
||||||
testModelBuilder(['Hello world\r\n', 'How are you', '?\r\nIs everything good today?', '\r\nDo you enjoy the weather?']);
|
testTextBufferFactory('Hello world\r\nHow are you?\r\nIs everything good today?\r\nDo you enjoy the weather?', '\r\n', false, false);
|
||||||
});
|
|
||||||
|
|
||||||
test('carriage return detection (isolated \\r)', () => {
|
|
||||||
testModelBuilder(['Hello world', '\r', '\n', 'How are you', '?', '\r', '\n', 'Is everything good today?', '\r', '\n', 'Do you enjoy the weather?']);
|
|
||||||
});
|
});
|
||||||
|
|
||||||
test('BOM handling', () => {
|
test('BOM handling', () => {
|
||||||
testModelBuilder([strings.UTF8_BOM_CHARACTER + 'Hello world!']);
|
testTextBufferFactory(strings.UTF8_BOM_CHARACTER + 'Hello world!', '\n', false, false);
|
||||||
});
|
});
|
||||||
|
|
||||||
test('BOM handling', () => {
|
test('BOM handling', () => {
|
||||||
testModelBuilder([strings.UTF8_BOM_CHARACTER, 'Hello world!']);
|
testTextBufferFactory(strings.UTF8_BOM_CHARACTER + 'Hello world!', '\n', false, false);
|
||||||
});
|
|
||||||
|
|
||||||
test('RTL handling 1', () => {
|
|
||||||
testModelBuilder(['Hello world!', 'זוהי עובדה מבוססת שדעתו']);
|
|
||||||
});
|
});
|
||||||
|
|
||||||
test('RTL handling 2', () => {
|
test('RTL handling 2', () => {
|
||||||
testModelBuilder(['Hello world!זוהי עובדה מבוססת שדעתו']);
|
testTextBufferFactory('Hello world!זוהי עובדה מבוססת שדעתו', '\n', true, true);
|
||||||
});
|
});
|
||||||
|
|
||||||
test('RTL handling 3', () => {
|
test('RTL handling 3', () => {
|
||||||
testModelBuilder(['Hello world!זוהי \nעובדה מבוססת שדעתו']);
|
testTextBufferFactory('Hello world!זוהי \nעובדה מבוססת שדעתו', '\n', true, true);
|
||||||
});
|
});
|
||||||
|
|
||||||
test('ASCII handling 1', () => {
|
test('ASCII handling 1', () => {
|
||||||
testModelBuilder(['Hello world!!\nHow do you do?']);
|
testTextBufferFactory('Hello world!!\nHow do you do?', '\n', false, false);
|
||||||
});
|
});
|
||||||
test('ASCII handling 1', () => {
|
test('ASCII handling 2', () => {
|
||||||
testModelBuilder(['Hello world!!\nHow do you do?Züricha📚📚b']);
|
testTextBufferFactory('Hello world!!\nHow do you do?Züricha📚📚b', '\n', true, false);
|
||||||
});
|
|
||||||
|
|
||||||
test('issue #32819: some special string cannot be displayed completely', () => {
|
|
||||||
testModelBuilder(['AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA123']);
|
|
||||||
});
|
});
|
||||||
});
|
});
|
||||||
|
|
|
@ -1,97 +0,0 @@
|
||||||
/*---------------------------------------------------------------------------------------------
|
|
||||||
* Copyright (c) Microsoft Corporation. All rights reserved.
|
|
||||||
* Licensed under the MIT License. See License.txt in the project root for license information.
|
|
||||||
*--------------------------------------------------------------------------------------------*/
|
|
||||||
'use strict';
|
|
||||||
|
|
||||||
import { testModelBuilder } from './linesTextBufferBuilder.test';
|
|
||||||
import { getRandomInt, getRandomEOLSequence, getRandomString } from 'vs/editor/test/common/model/linesTextBuffer/textBufferAutoTestUtils';
|
|
||||||
|
|
||||||
const GENERATE_TESTS = false;
|
|
||||||
|
|
||||||
suite('ModelBuilder Auto Tests', () => {
|
|
||||||
|
|
||||||
test('auto1', () => {
|
|
||||||
testModelBuilder(['sarjniow', '\r', '\nbpb', 'ofb', '\njzldgxx', '\r\nkzwfjysng']);
|
|
||||||
});
|
|
||||||
|
|
||||||
test('auto2', () => {
|
|
||||||
testModelBuilder(['i', 'yyernubi\r\niimgn\n', 'ut\r']);
|
|
||||||
});
|
|
||||||
|
|
||||||
});
|
|
||||||
|
|
||||||
function generateRandomFile(): string {
|
|
||||||
let lineCount = getRandomInt(1, 10);
|
|
||||||
let mixedEOLSequence = getRandomInt(1, 2) === 1 ? true : false;
|
|
||||||
let fixedEOL = getRandomEOLSequence();
|
|
||||||
let lines: string[] = [];
|
|
||||||
for (let i = 0; i < lineCount; i++) {
|
|
||||||
if (i !== 0) {
|
|
||||||
if (mixedEOLSequence) {
|
|
||||||
lines.push(getRandomEOLSequence());
|
|
||||||
} else {
|
|
||||||
lines.push(fixedEOL);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
lines.push(getRandomString(0, 10));
|
|
||||||
|
|
||||||
}
|
|
||||||
return lines.join('');
|
|
||||||
}
|
|
||||||
|
|
||||||
function generateRandomChunks(file: string): string[] {
|
|
||||||
let result: string[] = [];
|
|
||||||
let cnt = getRandomInt(1, 20);
|
|
||||||
|
|
||||||
let maxOffset = file.length;
|
|
||||||
|
|
||||||
while (cnt > 0 && maxOffset > 0) {
|
|
||||||
|
|
||||||
let offset = getRandomInt(0, maxOffset);
|
|
||||||
result.unshift(file.substring(offset, maxOffset));
|
|
||||||
// let length = getRandomInt(0, maxOffset - offset);
|
|
||||||
// let text = generateFile(true);
|
|
||||||
|
|
||||||
// result.push({
|
|
||||||
// offset: offset,
|
|
||||||
// length: length,
|
|
||||||
// text: text
|
|
||||||
// });
|
|
||||||
|
|
||||||
maxOffset = offset;
|
|
||||||
cnt--;
|
|
||||||
}
|
|
||||||
if (maxOffset !== 0) {
|
|
||||||
result.unshift(file.substring(0, maxOffset));
|
|
||||||
}
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
function testRandomFile(file: string): boolean {
|
|
||||||
let tests = getRandomInt(5, 10);
|
|
||||||
for (let i = 0; i < tests; i++) {
|
|
||||||
let chunks = generateRandomChunks(file);
|
|
||||||
try {
|
|
||||||
testModelBuilder(chunks);
|
|
||||||
} catch (err) {
|
|
||||||
console.log(err);
|
|
||||||
console.log(JSON.stringify(chunks));
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (GENERATE_TESTS) {
|
|
||||||
let number = 1;
|
|
||||||
while (true) {
|
|
||||||
console.log('------BEGIN NEW TEST: ' + number);
|
|
||||||
|
|
||||||
if (!testRandomFile(generateRandomFile())) {
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
console.log('------END NEW TEST: ' + (number++));
|
|
||||||
}
|
|
||||||
}
|
|
|
@ -13,10 +13,3 @@ import './electron-browser/toggleMultiCursorModifier';
|
||||||
import './electron-browser/toggleRenderControlCharacter';
|
import './electron-browser/toggleRenderControlCharacter';
|
||||||
import './electron-browser/toggleRenderWhitespace';
|
import './electron-browser/toggleRenderWhitespace';
|
||||||
import './electron-browser/toggleWordWrap';
|
import './electron-browser/toggleWordWrap';
|
||||||
import { OPTIONS, TextBufferType } from 'vs/editor/common/model/textModel';
|
|
||||||
|
|
||||||
// Configure text buffer implementation
|
|
||||||
if (process.env['VSCODE_PIECE_TREE']) {
|
|
||||||
console.log(`Using TextBufferType.PieceTree (env variable VSCODE_PIECE_TREE)`);
|
|
||||||
OPTIONS.TEXT_BUFFER_IMPLEMENTATION = TextBufferType.PieceTree;
|
|
||||||
}
|
|
||||||
|
|
Loading…
Reference in a new issue