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node_modules/yaml-language-server/lib/umd/languageservice/utils/documentPositionCalculator.js
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73
node_modules/yaml-language-server/lib/umd/languageservice/utils/documentPositionCalculator.js
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/*---------------------------------------------------------------------------------------------
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* Copyright (c) Red Hat, Inc. All rights reserved.
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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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(function (factory) {
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if (typeof module === "object" && typeof module.exports === "object") {
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var v = factory(require, exports);
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if (v !== undefined) module.exports = v;
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}
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else if (typeof define === "function" && define.amd) {
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define(["require", "exports", "vscode-languageserver-types"], factory);
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}
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})(function (require, exports) {
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.getPosition = exports.getLineStartPositions = exports.binarySearch = exports.insertionPointReturnValue = void 0;
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const vscode_languageserver_types_1 = require("vscode-languageserver-types");
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function insertionPointReturnValue(pt) {
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return -pt - 1;
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}
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exports.insertionPointReturnValue = insertionPointReturnValue;
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function binarySearch(array, sought) {
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let lower = 0;
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let upper = array.length - 1;
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while (lower <= upper) {
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const idx = Math.floor((lower + upper) / 2);
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const value = array[idx];
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if (value === sought) {
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return idx;
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}
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if (lower === upper) {
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const insertionPoint = value < sought ? idx + 1 : idx;
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return insertionPointReturnValue(insertionPoint);
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}
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if (sought > value) {
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lower = idx + 1;
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}
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else if (sought < value) {
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upper = idx - 1;
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}
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}
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}
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exports.binarySearch = binarySearch;
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function getLineStartPositions(text) {
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const lineStartPositions = [0];
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for (let i = 0; i < text.length; i++) {
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const c = text[i];
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if (c === '\r') {
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// Check for Windows encoding, otherwise we are old Mac
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if (i + 1 < text.length && text[i + 1] === '\n') {
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i++;
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}
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lineStartPositions.push(i + 1);
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}
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else if (c === '\n') {
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lineStartPositions.push(i + 1);
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}
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}
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return lineStartPositions;
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}
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exports.getLineStartPositions = getLineStartPositions;
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function getPosition(pos, lineStartPositions) {
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let line = binarySearch(lineStartPositions, pos);
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if (line < 0) {
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const insertionPoint = -1 * line - 1;
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line = insertionPoint - 1;
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}
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return vscode_languageserver_types_1.Position.create(line, pos - lineStartPositions[line]);
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}
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exports.getPosition = getPosition;
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});
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//# sourceMappingURL=documentPositionCalculator.js.map
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