source: trip-planner-front/node_modules/jsonc-parser/lib/umd/impl/edit.js@ 76712b2

Last change on this file since 76712b2 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit
  • Property mode set to 100644
File size: 9.9 KB
Line 
1(function (factory) {
2 if (typeof module === "object" && typeof module.exports === "object") {
3 var v = factory(require, exports);
4 if (v !== undefined) module.exports = v;
5 }
6 else if (typeof define === "function" && define.amd) {
7 define(["require", "exports", "./format", "./parser"], factory);
8 }
9})(function (require, exports) {
10 /*---------------------------------------------------------------------------------------------
11 * Copyright (c) Microsoft Corporation. All rights reserved.
12 * Licensed under the MIT License. See License.txt in the project root for license information.
13 *--------------------------------------------------------------------------------------------*/
14 'use strict';
15 Object.defineProperty(exports, "__esModule", { value: true });
16 exports.isWS = exports.applyEdit = exports.setProperty = exports.removeProperty = void 0;
17 var format_1 = require("./format");
18 var parser_1 = require("./parser");
19 function removeProperty(text, path, options) {
20 return setProperty(text, path, void 0, options);
21 }
22 exports.removeProperty = removeProperty;
23 function setProperty(text, originalPath, value, options) {
24 var _a;
25 var path = originalPath.slice();
26 var errors = [];
27 var root = parser_1.parseTree(text, errors);
28 var parent = void 0;
29 var lastSegment = void 0;
30 while (path.length > 0) {
31 lastSegment = path.pop();
32 parent = parser_1.findNodeAtLocation(root, path);
33 if (parent === void 0 && value !== void 0) {
34 if (typeof lastSegment === 'string') {
35 value = (_a = {}, _a[lastSegment] = value, _a);
36 }
37 else {
38 value = [value];
39 }
40 }
41 else {
42 break;
43 }
44 }
45 if (!parent) {
46 // empty document
47 if (value === void 0) { // delete
48 throw new Error('Can not delete in empty document');
49 }
50 return withFormatting(text, { offset: root ? root.offset : 0, length: root ? root.length : 0, content: JSON.stringify(value) }, options);
51 }
52 else if (parent.type === 'object' && typeof lastSegment === 'string' && Array.isArray(parent.children)) {
53 var existing = parser_1.findNodeAtLocation(parent, [lastSegment]);
54 if (existing !== void 0) {
55 if (value === void 0) { // delete
56 if (!existing.parent) {
57 throw new Error('Malformed AST');
58 }
59 var propertyIndex = parent.children.indexOf(existing.parent);
60 var removeBegin = void 0;
61 var removeEnd = existing.parent.offset + existing.parent.length;
62 if (propertyIndex > 0) {
63 // remove the comma of the previous node
64 var previous = parent.children[propertyIndex - 1];
65 removeBegin = previous.offset + previous.length;
66 }
67 else {
68 removeBegin = parent.offset + 1;
69 if (parent.children.length > 1) {
70 // remove the comma of the next node
71 var next = parent.children[1];
72 removeEnd = next.offset;
73 }
74 }
75 return withFormatting(text, { offset: removeBegin, length: removeEnd - removeBegin, content: '' }, options);
76 }
77 else {
78 // set value of existing property
79 return withFormatting(text, { offset: existing.offset, length: existing.length, content: JSON.stringify(value) }, options);
80 }
81 }
82 else {
83 if (value === void 0) { // delete
84 return []; // property does not exist, nothing to do
85 }
86 var newProperty = JSON.stringify(lastSegment) + ": " + JSON.stringify(value);
87 var index = options.getInsertionIndex ? options.getInsertionIndex(parent.children.map(function (p) { return p.children[0].value; })) : parent.children.length;
88 var edit = void 0;
89 if (index > 0) {
90 var previous = parent.children[index - 1];
91 edit = { offset: previous.offset + previous.length, length: 0, content: ',' + newProperty };
92 }
93 else if (parent.children.length === 0) {
94 edit = { offset: parent.offset + 1, length: 0, content: newProperty };
95 }
96 else {
97 edit = { offset: parent.offset + 1, length: 0, content: newProperty + ',' };
98 }
99 return withFormatting(text, edit, options);
100 }
101 }
102 else if (parent.type === 'array' && typeof lastSegment === 'number' && Array.isArray(parent.children)) {
103 var insertIndex = lastSegment;
104 if (insertIndex === -1) {
105 // Insert
106 var newProperty = "" + JSON.stringify(value);
107 var edit = void 0;
108 if (parent.children.length === 0) {
109 edit = { offset: parent.offset + 1, length: 0, content: newProperty };
110 }
111 else {
112 var previous = parent.children[parent.children.length - 1];
113 edit = { offset: previous.offset + previous.length, length: 0, content: ',' + newProperty };
114 }
115 return withFormatting(text, edit, options);
116 }
117 else if (value === void 0 && parent.children.length >= 0) {
118 // Removal
119 var removalIndex = lastSegment;
120 var toRemove = parent.children[removalIndex];
121 var edit = void 0;
122 if (parent.children.length === 1) {
123 // only item
124 edit = { offset: parent.offset + 1, length: parent.length - 2, content: '' };
125 }
126 else if (parent.children.length - 1 === removalIndex) {
127 // last item
128 var previous = parent.children[removalIndex - 1];
129 var offset = previous.offset + previous.length;
130 var parentEndOffset = parent.offset + parent.length;
131 edit = { offset: offset, length: parentEndOffset - 2 - offset, content: '' };
132 }
133 else {
134 edit = { offset: toRemove.offset, length: parent.children[removalIndex + 1].offset - toRemove.offset, content: '' };
135 }
136 return withFormatting(text, edit, options);
137 }
138 else if (value !== void 0) {
139 var edit = void 0;
140 var newProperty = "" + JSON.stringify(value);
141 if (!options.isArrayInsertion && parent.children.length > lastSegment) {
142 var toModify = parent.children[lastSegment];
143 edit = { offset: toModify.offset, length: toModify.length, content: newProperty };
144 }
145 else if (parent.children.length === 0 || lastSegment === 0) {
146 edit = { offset: parent.offset + 1, length: 0, content: parent.children.length === 0 ? newProperty : newProperty + ',' };
147 }
148 else {
149 var index = lastSegment > parent.children.length ? parent.children.length : lastSegment;
150 var previous = parent.children[index - 1];
151 edit = { offset: previous.offset + previous.length, length: 0, content: ',' + newProperty };
152 }
153 return withFormatting(text, edit, options);
154 }
155 else {
156 throw new Error("Can not " + (value === void 0 ? 'remove' : (options.isArrayInsertion ? 'insert' : 'modify')) + " Array index " + insertIndex + " as length is not sufficient");
157 }
158 }
159 else {
160 throw new Error("Can not add " + (typeof lastSegment !== 'number' ? 'index' : 'property') + " to parent of type " + parent.type);
161 }
162 }
163 exports.setProperty = setProperty;
164 function withFormatting(text, edit, options) {
165 if (!options.formattingOptions) {
166 return [edit];
167 }
168 // apply the edit
169 var newText = applyEdit(text, edit);
170 // format the new text
171 var begin = edit.offset;
172 var end = edit.offset + edit.content.length;
173 if (edit.length === 0 || edit.content.length === 0) { // insert or remove
174 while (begin > 0 && !format_1.isEOL(newText, begin - 1)) {
175 begin--;
176 }
177 while (end < newText.length && !format_1.isEOL(newText, end)) {
178 end++;
179 }
180 }
181 var edits = format_1.format(newText, { offset: begin, length: end - begin }, options.formattingOptions);
182 // apply the formatting edits and track the begin and end offsets of the changes
183 for (var i = edits.length - 1; i >= 0; i--) {
184 var edit_1 = edits[i];
185 newText = applyEdit(newText, edit_1);
186 begin = Math.min(begin, edit_1.offset);
187 end = Math.max(end, edit_1.offset + edit_1.length);
188 end += edit_1.content.length - edit_1.length;
189 }
190 // create a single edit with all changes
191 var editLength = text.length - (newText.length - end) - begin;
192 return [{ offset: begin, length: editLength, content: newText.substring(begin, end) }];
193 }
194 function applyEdit(text, edit) {
195 return text.substring(0, edit.offset) + edit.content + text.substring(edit.offset + edit.length);
196 }
197 exports.applyEdit = applyEdit;
198 function isWS(text, offset) {
199 return '\r\n \t'.indexOf(text.charAt(offset)) !== -1;
200 }
201 exports.isWS = isWS;
202});
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