Mercurial

comparison .cms/lib/codemirror/addon/comment/comment.js @ 0:78edf6b517a0 draft

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
24.10
author Coffee CMS <info@coffee-cms.ru>
date Fri, 11 Oct 2024 22:40:23 +0000
parents
children
comparison
equal deleted inserted replaced
-1:000000000000 0:78edf6b517a0
1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
2 // Distributed under an MIT license: https://codemirror.net/5/LICENSE
3
4 (function(mod) {
5 if (typeof exports == "object" && typeof module == "object") // CommonJS
6 mod(require("../../lib/codemirror"));
7 else if (typeof define == "function" && define.amd) // AMD
8 define(["../../lib/codemirror"], mod);
9 else // Plain browser env
10 mod(CodeMirror);
11 })(function(CodeMirror) {
12 "use strict";
13
14 var noOptions = {};
15 var nonWS = /[^\s\u00a0]/;
16 var Pos = CodeMirror.Pos, cmp = CodeMirror.cmpPos;
17
18 function firstNonWS(str) {
19 var found = str.search(nonWS);
20 return found == -1 ? 0 : found;
21 }
22
23 CodeMirror.commands.toggleComment = function(cm) {
24 cm.toggleComment();
25 };
26
27 CodeMirror.defineExtension("toggleComment", function(options) {
28 if (!options) options = noOptions;
29 var cm = this;
30 var minLine = Infinity, ranges = this.listSelections(), mode = null;
31 for (var i = ranges.length - 1; i >= 0; i--) {
32 var from = ranges[i].from(), to = ranges[i].to();
33 if (from.line >= minLine) continue;
34 if (to.line >= minLine) to = Pos(minLine, 0);
35 minLine = from.line;
36 if (mode == null) {
37 if (cm.uncomment(from, to, options)) mode = "un";
38 else { cm.lineComment(from, to, options); mode = "line"; }
39 } else if (mode == "un") {
40 cm.uncomment(from, to, options);
41 } else {
42 cm.lineComment(from, to, options);
43 }
44 }
45 });
46
47 // Rough heuristic to try and detect lines that are part of multi-line string
48 function probablyInsideString(cm, pos, line) {
49 return /\bstring\b/.test(cm.getTokenTypeAt(Pos(pos.line, 0))) && !/^[\'\"\`]/.test(line)
50 }
51
52 function getMode(cm, pos) {
53 var mode = cm.getMode()
54 return mode.useInnerComments === false || !mode.innerMode ? mode : cm.getModeAt(pos)
55 }
56
57 CodeMirror.defineExtension("lineComment", function(from, to, options) {
58 if (!options) options = noOptions;
59 var self = this, mode = getMode(self, from);
60 var firstLine = self.getLine(from.line);
61 if (firstLine == null || probablyInsideString(self, from, firstLine)) return;
62
63 var commentString = options.lineComment || mode.lineComment;
64 if (!commentString) {
65 if (options.blockCommentStart || mode.blockCommentStart) {
66 options.fullLines = true;
67 self.blockComment(from, to, options);
68 }
69 return;
70 }
71
72 var end = Math.min(to.ch != 0 || to.line == from.line ? to.line + 1 : to.line, self.lastLine() + 1);
73 var pad = options.padding == null ? " " : options.padding;
74 var blankLines = options.commentBlankLines || from.line == to.line;
75
76 self.operation(function() {
77 if (options.indent) {
78 var baseString = null;
79 for (var i = from.line; i < end; ++i) {
80 var line = self.getLine(i);
81 var whitespace = line.search(nonWS) === -1 ? line : line.slice(0, firstNonWS(line));
82 if (baseString == null || baseString.length > whitespace.length) {
83 baseString = whitespace;
84 }
85 }
86 for (var i = from.line; i < end; ++i) {
87 var line = self.getLine(i), cut = baseString.length;
88 if (!blankLines && !nonWS.test(line)) continue;
89 if (line.slice(0, cut) != baseString) cut = firstNonWS(line);
90 self.replaceRange(baseString + commentString + pad, Pos(i, 0), Pos(i, cut));
91 }
92 } else {
93 for (var i = from.line; i < end; ++i) {
94 if (blankLines || nonWS.test(self.getLine(i)))
95 self.replaceRange(commentString + pad, Pos(i, 0));
96 }
97 }
98 });
99 });
100
101 CodeMirror.defineExtension("blockComment", function(from, to, options) {
102 if (!options) options = noOptions;
103 var self = this, mode = getMode(self, from);
104 var startString = options.blockCommentStart || mode.blockCommentStart;
105 var endString = options.blockCommentEnd || mode.blockCommentEnd;
106 if (!startString || !endString) {
107 if ((options.lineComment || mode.lineComment) && options.fullLines != false)
108 self.lineComment(from, to, options);
109 return;
110 }
111 if (/\bcomment\b/.test(self.getTokenTypeAt(Pos(from.line, 0)))) return
112
113 var end = Math.min(to.line, self.lastLine());
114 if (end != from.line && to.ch == 0 && nonWS.test(self.getLine(end))) --end;
115
116 var pad = options.padding == null ? " " : options.padding;
117 if (from.line > end) return;
118
119 self.operation(function() {
120 if (options.fullLines != false) {
121 var lastLineHasText = nonWS.test(self.getLine(end));
122 self.replaceRange(pad + endString, Pos(end));
123 self.replaceRange(startString + pad, Pos(from.line, 0));
124 var lead = options.blockCommentLead || mode.blockCommentLead;
125 if (lead != null) for (var i = from.line + 1; i <= end; ++i)
126 if (i != end || lastLineHasText)
127 self.replaceRange(lead + pad, Pos(i, 0));
128 } else {
129 var atCursor = cmp(self.getCursor("to"), to) == 0, empty = !self.somethingSelected()
130 self.replaceRange(endString, to);
131 if (atCursor) self.setSelection(empty ? to : self.getCursor("from"), to)
132 self.replaceRange(startString, from);
133 }
134 });
135 });
136
137 CodeMirror.defineExtension("uncomment", function(from, to, options) {
138 if (!options) options = noOptions;
139 var self = this, mode = getMode(self, from);
140 var end = Math.min(to.ch != 0 || to.line == from.line ? to.line : to.line - 1, self.lastLine()), start = Math.min(from.line, end);
141
142 // Try finding line comments
143 var lineString = options.lineComment || mode.lineComment, lines = [];
144 var pad = options.padding == null ? " " : options.padding, didSomething;
145 lineComment: {
146 if (!lineString) break lineComment;
147 for (var i = start; i <= end; ++i) {
148 var line = self.getLine(i);
149 var found = line.indexOf(lineString);
150 if (found > -1 && !/comment/.test(self.getTokenTypeAt(Pos(i, found + 1)))) found = -1;
151 if (found == -1 && nonWS.test(line)) break lineComment;
152 if (found > -1 && nonWS.test(line.slice(0, found))) break lineComment;
153 lines.push(line);
154 }
155 self.operation(function() {
156 for (var i = start; i <= end; ++i) {
157 var line = lines[i - start];
158 var pos = line.indexOf(lineString), endPos = pos + lineString.length;
159 if (pos < 0) continue;
160 if (line.slice(endPos, endPos + pad.length) == pad) endPos += pad.length;
161 didSomething = true;
162 self.replaceRange("", Pos(i, pos), Pos(i, endPos));
163 }
164 });
165 if (didSomething) return true;
166 }
167
168 // Try block comments
169 var startString = options.blockCommentStart || mode.blockCommentStart;
170 var endString = options.blockCommentEnd || mode.blockCommentEnd;
171 if (!startString || !endString) return false;
172 var lead = options.blockCommentLead || mode.blockCommentLead;
173 var startLine = self.getLine(start), open = startLine.indexOf(startString)
174 if (open == -1) return false
175 var endLine = end == start ? startLine : self.getLine(end)
176 var close = endLine.indexOf(endString, end == start ? open + startString.length : 0);
177 var insideStart = Pos(start, open + 1), insideEnd = Pos(end, close + 1)
178 if (close == -1 ||
179 !/comment/.test(self.getTokenTypeAt(insideStart)) ||
180 !/comment/.test(self.getTokenTypeAt(insideEnd)) ||
181 self.getRange(insideStart, insideEnd, "\n").indexOf(endString) > -1)
182 return false;
183
184 // Avoid killing block comments completely outside the selection.
185 // Positions of the last startString before the start of the selection, and the first endString after it.
186 var lastStart = startLine.lastIndexOf(startString, from.ch);
187 var firstEnd = lastStart == -1 ? -1 : startLine.slice(0, from.ch).indexOf(endString, lastStart + startString.length);
188 if (lastStart != -1 && firstEnd != -1 && firstEnd + endString.length != from.ch) return false;
189 // Positions of the first endString after the end of the selection, and the last startString before it.
190 firstEnd = endLine.indexOf(endString, to.ch);
191 var almostLastStart = endLine.slice(to.ch).lastIndexOf(startString, firstEnd - to.ch);
192 lastStart = (firstEnd == -1 || almostLastStart == -1) ? -1 : to.ch + almostLastStart;
193 if (firstEnd != -1 && lastStart != -1 && lastStart != to.ch) return false;
194
195 self.operation(function() {
196 self.replaceRange("", Pos(end, close - (pad && endLine.slice(close - pad.length, close) == pad ? pad.length : 0)),
197 Pos(end, close + endString.length));
198 var openEnd = open + startString.length;
199 if (pad && startLine.slice(openEnd, openEnd + pad.length) == pad) openEnd += pad.length;
200 self.replaceRange("", Pos(start, open), Pos(start, openEnd));
201 if (lead) for (var i = start + 1; i <= end; ++i) {
202 var line = self.getLine(i), found = line.indexOf(lead);
203 if (found == -1 || nonWS.test(line.slice(0, found))) continue;
204 var foundEnd = found + lead.length;
205 if (pad && line.slice(foundEnd, foundEnd + pad.length) == pad) foundEnd += pad.length;
206 self.replaceRange("", Pos(i, found), Pos(i, foundEnd));
207 }
208 });
209 return true;
210 });
211 });