61 lines
2.9 KiB
JavaScript
61 lines
2.9 KiB
JavaScript
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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", "../cssLanguageTypes", "../parser/cssNodes"], factory);
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}
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})(function (require, exports) {
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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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Object.defineProperty(exports, "__esModule", { value: true });
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exports.getSelectionRanges = void 0;
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const cssLanguageTypes_1 = require("../cssLanguageTypes");
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const cssNodes_1 = require("../parser/cssNodes");
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function getSelectionRanges(document, positions, stylesheet) {
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function getSelectionRange(position) {
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const applicableRanges = getApplicableRanges(position);
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let current = undefined;
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for (let index = applicableRanges.length - 1; index >= 0; index--) {
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current = cssLanguageTypes_1.SelectionRange.create(cssLanguageTypes_1.Range.create(document.positionAt(applicableRanges[index][0]), document.positionAt(applicableRanges[index][1])), current);
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}
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if (!current) {
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current = cssLanguageTypes_1.SelectionRange.create(cssLanguageTypes_1.Range.create(position, position));
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}
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return current;
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}
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return positions.map(getSelectionRange);
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function getApplicableRanges(position) {
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const offset = document.offsetAt(position);
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let currNode = stylesheet.findChildAtOffset(offset, true);
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if (!currNode) {
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return [];
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}
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const result = [];
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while (currNode) {
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if (currNode.parent &&
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currNode.offset === currNode.parent.offset &&
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currNode.end === currNode.parent.end) {
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currNode = currNode.parent;
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continue;
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}
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// The `{ }` part of `.a { }`
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if (currNode.type === cssNodes_1.NodeType.Declarations) {
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if (offset > currNode.offset && offset < currNode.end) {
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// Return `{ }` and the range inside `{` and `}`
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result.push([currNode.offset + 1, currNode.end - 1]);
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}
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}
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result.push([currNode.offset, currNode.end]);
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currNode = currNode.parent;
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}
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return result;
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}
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}
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exports.getSelectionRanges = getSelectionRanges;
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});
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