Revamping to matrix style

node_modules/vscode-json-languageservice/lib/umd/services/jsonSelectionRanges.js

@@ -0,0 +1,75 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+(function (factory) {
+    if (typeof module === "object" && typeof module.exports === "object") {
+        var v = factory(require, exports);
+        if (v !== undefined) module.exports = v;
+    }
+    else if (typeof define === "function" && define.amd) {
+        define(["require", "exports", "../jsonLanguageTypes", "jsonc-parser"], factory);
+    }
+})(function (require, exports) {
+    "use strict";
+    Object.defineProperty(exports, "__esModule", { value: true });
+    exports.getSelectionRanges = void 0;
+    var jsonLanguageTypes_1 = require("../jsonLanguageTypes");
+    var jsonc_parser_1 = require("jsonc-parser");
+    function getSelectionRanges(document, positions, doc) {
+        function getSelectionRange(position) {
+            var offset = document.offsetAt(position);
+            var node = doc.getNodeFromOffset(offset, true);
+            var result = [];
+            while (node) {
+                switch (node.type) {
+                    case 'string':
+                    case 'object':
+                    case 'array':
+                        // range without ", [ or {
+                        var cStart = node.offset + 1, cEnd = node.offset + node.length - 1;
+                        if (cStart < cEnd && offset >= cStart && offset <= cEnd) {
+                            result.push(newRange(cStart, cEnd));
+                        }
+                        result.push(newRange(node.offset, node.offset + node.length));
+                        break;
+                    case 'number':
+                    case 'boolean':
+                    case 'null':
+                    case 'property':
+                        result.push(newRange(node.offset, node.offset + node.length));
+                        break;
+                }
+                if (node.type === 'property' || node.parent && node.parent.type === 'array') {
+                    var afterCommaOffset = getOffsetAfterNextToken(node.offset + node.length, 5 /* CommaToken */);
+                    if (afterCommaOffset !== -1) {
+                        result.push(newRange(node.offset, afterCommaOffset));
+                    }
+                }
+                node = node.parent;
+            }
+            var current = undefined;
+            for (var index = result.length - 1; index >= 0; index--) {
+                current = jsonLanguageTypes_1.SelectionRange.create(result[index], current);
+            }
+            if (!current) {
+                current = jsonLanguageTypes_1.SelectionRange.create(jsonLanguageTypes_1.Range.create(position, position));
+            }
+            return current;
+        }
+        function newRange(start, end) {
+            return jsonLanguageTypes_1.Range.create(document.positionAt(start), document.positionAt(end));
+        }
+        var scanner = jsonc_parser_1.createScanner(document.getText(), true);
+        function getOffsetAfterNextToken(offset, expectedToken) {
+            scanner.setPosition(offset);
+            var token = scanner.scan();
+            if (token === expectedToken) {
+                return scanner.getTokenOffset() + scanner.getTokenLength();
+            }
+            return -1;
+        }
+        return positions.map(getSelectionRange);
+    }
+    exports.getSelectionRanges = getSelectionRanges;
+});