browser/devtools/sourceeditor/codemirror/keymap/sublime.js@b8a032363ba2
browser/devtools/sourceeditor/codemirror/keymap/sublime.js
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
1 // A rough approximation of Sublime Text's keybindings
2 // Depends on addon/search/searchcursor.js and optionally addon/dialog/dialogs.js
4 (function(mod) {
5 if (typeof exports == "object" && typeof module == "object") // CommonJS
6 mod(require("../lib/codemirror"), require("../addon/search/searchcursor"), require("../addon/edit/matchbrackets"));
7 else if (typeof define == "function" && define.amd) // AMD
8 define(["../lib/codemirror", "../addon/search/searchcursor", "../addon/edit/matchbrackets"], mod);
9 else // Plain browser env
10 mod(CodeMirror);
11 })(function(CodeMirror) {
12 "use strict";
14 var map = CodeMirror.keyMap.sublime = {fallthrough: "default"};
15 var cmds = CodeMirror.commands;
16 var Pos = CodeMirror.Pos;
17 var ctrl = CodeMirror.keyMap["default"] == CodeMirror.keyMap.pcDefault ? "Ctrl-" : "Cmd-";
19 // This is not exactly Sublime's algorithm. I couldn't make heads or tails of that.
20 function findPosSubword(doc, start, dir) {
21 if (dir < 0 && start.ch == 0) return doc.clipPos(Pos(start.line - 1));
22 var line = doc.getLine(start.line);
23 if (dir > 0 && start.ch >= line.length) return doc.clipPos(Pos(start.line + 1, 0));
24 var state = "start", type;
25 for (var pos = start.ch, e = dir < 0 ? 0 : line.length, i = 0; pos != e; pos += dir, i++) {
26 var next = line.charAt(dir < 0 ? pos - 1 : pos);
27 var cat = next != "_" && CodeMirror.isWordChar(next) ? "w" : "o";
28 if (cat == "w" && next.toUpperCase() == next) cat = "W";
29 if (state == "start") {
30 if (cat != "o") { state = "in"; type = cat; }
31 } else if (state == "in") {
32 if (type != cat) {
33 if (type == "w" && cat == "W" && dir < 0) pos--;
34 if (type == "W" && cat == "w" && dir > 0) { type = "w"; continue; }
35 break;
36 }
37 }
38 }
39 return Pos(start.line, pos);
40 }
42 function moveSubword(cm, dir) {
43 cm.extendSelectionsBy(function(range) {
44 if (cm.display.shift || cm.doc.extend || range.empty())
45 return findPosSubword(cm.doc, range.head, dir);
46 else
47 return dir < 0 ? range.from() : range.to();
48 });
49 }
51 cmds[map["Alt-Left"] = "goSubwordLeft"] = function(cm) { moveSubword(cm, -1); };
52 cmds[map["Alt-Right"] = "goSubwordRight"] = function(cm) { moveSubword(cm, 1); };
54 cmds[map[ctrl + "Up"] = "scrollLineUp"] = function(cm) {
55 cm.scrollTo(null, cm.getScrollInfo().top - cm.defaultTextHeight());
56 };
57 cmds[map[ctrl + "Down"] = "scrollLineDown"] = function(cm) {
58 cm.scrollTo(null, cm.getScrollInfo().top + cm.defaultTextHeight());
59 };
61 cmds[map["Shift-" + ctrl + "L"] = "splitSelectionByLine"] = function(cm) {
62 var ranges = cm.listSelections(), lineRanges = [];
63 for (var i = 0; i < ranges.length; i++) {
64 var from = ranges[i].from(), to = ranges[i].to();
65 for (var line = from.line; line <= to.line; ++line)
66 if (!(to.line > from.line && line == to.line && to.ch == 0))
67 lineRanges.push({anchor: line == from.line ? from : Pos(line, 0),
68 head: line == to.line ? to : Pos(line)});
69 }
70 cm.setSelections(lineRanges, 0);
71 };
73 map["Shift-Tab"] = "indentLess";
75 cmds[map["Esc"] = "singleSelectionTop"] = function(cm) {
76 var range = cm.listSelections()[0];
77 cm.setSelection(range.anchor, range.head, {scroll: false});
78 };
80 cmds[map[ctrl + "L"] = "selectLine"] = function(cm) {
81 var ranges = cm.listSelections(), extended = [];
82 for (var i = 0; i < ranges.length; i++) {
83 var range = ranges[i];
84 extended.push({anchor: Pos(range.from().line, 0),
85 head: Pos(range.to().line + 1, 0)});
86 }
87 cm.setSelections(extended);
88 };
90 map["Shift-" + ctrl + "K"] = "deleteLine";
92 function insertLine(cm, above) {
93 cm.operation(function() {
94 var len = cm.listSelections().length, newSelection = [], last = -1;
95 for (var i = 0; i < len; i++) {
96 var head = cm.listSelections()[i].head;
97 if (head.line <= last) continue;
98 var at = Pos(head.line + (above ? 0 : 1), 0);
99 cm.replaceRange("\n", at, null, "+insertLine");
100 cm.indentLine(at.line, null, true);
101 newSelection.push({head: at, anchor: at});
102 last = head.line + 1;
103 }
104 cm.setSelections(newSelection);
105 });
106 }
108 cmds[map[ctrl + "Enter"] = "insertLineAfter"] = function(cm) { insertLine(cm, false); };
110 cmds[map["Shift-" + ctrl + "Enter"] = "insertLineBefore"] = function(cm) { insertLine(cm, true); };
112 function wordAt(cm, pos) {
113 var start = pos.ch, end = start, line = cm.getLine(pos.line);
114 while (start && CodeMirror.isWordChar(line.charAt(start - 1))) --start;
115 while (end < line.length && CodeMirror.isWordChar(line.charAt(end))) ++end;
116 return {from: Pos(pos.line, start), to: Pos(pos.line, end), word: line.slice(start, end)};
117 }
119 cmds[map[ctrl + "D"] = "selectNextOccurrence"] = function(cm) {
120 var from = cm.getCursor("from"), to = cm.getCursor("to");
121 var fullWord = cm.state.sublimeFindFullWord == cm.doc.sel;
122 if (CodeMirror.cmpPos(from, to) == 0) {
123 var word = wordAt(cm, from);
124 if (!word.word) return;
125 cm.setSelection(word.from, word.to);
126 fullWord = true;
127 } else {
128 var text = cm.getRange(from, to);
129 var query = fullWord ? new RegExp("\\b" + text + "\\b") : text;
130 var cur = cm.getSearchCursor(query, to);
131 if (cur.findNext()) {
132 cm.addSelection(cur.from(), cur.to());
133 } else {
134 cur = cm.getSearchCursor(query, Pos(cm.firstLine(), 0));
135 if (cur.findNext())
136 cm.addSelection(cur.from(), cur.to());
137 }
138 }
139 if (fullWord)
140 cm.state.sublimeFindFullWord = cm.doc.sel;
141 };
143 var mirror = "(){}[]";
144 function selectBetweenBrackets(cm) {
145 var pos = cm.getCursor(), opening = cm.scanForBracket(pos, -1);
146 if (!opening) return;
147 for (;;) {
148 var closing = cm.scanForBracket(pos, 1);
149 if (!closing) return;
150 if (closing.ch == mirror.charAt(mirror.indexOf(opening.ch) + 1)) {
151 cm.setSelection(Pos(opening.pos.line, opening.pos.ch + 1), closing.pos, false);
152 return true;
153 }
154 pos = Pos(closing.pos.line, closing.pos.ch + 1);
155 }
156 }
158 cmds[map["Shift-" + ctrl + "Space"] = "selectScope"] = function(cm) {
159 selectBetweenBrackets(cm) || cm.execCommand("selectAll");
160 };
161 cmds[map["Shift-" + ctrl + "M"] = "selectBetweenBrackets"] = function(cm) {
162 if (!selectBetweenBrackets(cm)) return CodeMirror.Pass;
163 };
165 cmds[map[ctrl + "M"] = "goToBracket"] = function(cm) {
166 cm.extendSelectionsBy(function(range) {
167 var next = cm.scanForBracket(range.head, 1);
168 if (next && CodeMirror.cmpPos(next.pos, range.head) != 0) return next.pos;
169 var prev = cm.scanForBracket(range.head, -1);
170 return prev && Pos(prev.pos.line, prev.pos.ch + 1) || range.head;
171 });
172 };
174 cmds[map["Shift-" + ctrl + "Up"] = "swapLineUp"] = function(cm) {
175 var ranges = cm.listSelections(), linesToMove = [], at = cm.firstLine() - 1;
176 for (var i = 0; i < ranges.length; i++) {
177 var range = ranges[i], from = range.from().line - 1, to = range.to().line;
178 if (from > at) linesToMove.push(from, to);
179 else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to;
180 at = to;
181 }
182 cm.operation(function() {
183 for (var i = 0; i < linesToMove.length; i += 2) {
184 var from = linesToMove[i], to = linesToMove[i + 1];
185 var line = cm.getLine(from);
186 cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine");
187 if (to > cm.lastLine()) {
188 cm.replaceRange("\n" + line, Pos(cm.lastLine()), null, "+swapLine");
189 var sels = cm.listSelections(), last = sels[sels.length - 1];
190 var head = last.head.line == to ? Pos(to - 1) : last.head;
191 var anchor = last.anchor.line == to ? Pos(to - 1) : last.anchor;
192 cm.setSelections(sels.slice(0, sels.length - 1).concat([{head: head, anchor: anchor}]));
193 } else {
194 cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine");
195 }
196 }
197 cm.scrollIntoView();
198 });
199 };
201 cmds[map["Shift-" + ctrl + "Down"] = "swapLineDown"] = function(cm) {
202 var ranges = cm.listSelections(), linesToMove = [], at = cm.lastLine() + 1;
203 for (var i = ranges.length - 1; i >= 0; i--) {
204 var range = ranges[i], from = range.to().line + 1, to = range.from().line;
205 if (from < at) linesToMove.push(from, to);
206 else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to;
207 at = to;
208 }
209 cm.operation(function() {
210 for (var i = linesToMove.length - 2; i >= 0; i -= 2) {
211 var from = linesToMove[i], to = linesToMove[i + 1];
212 var line = cm.getLine(from);
213 if (from == cm.lastLine())
214 cm.replaceRange("", Pos(from - 1), Pos(from), "+swapLine");
215 else
216 cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine");
217 cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine");
218 }
219 cm.scrollIntoView();
220 });
221 };
223 map[ctrl + "/"] = "toggleComment";
225 cmds[map[ctrl + "J"] = "joinLines"] = function(cm) {
226 var ranges = cm.listSelections(), joined = [];
227 for (var i = 0; i < ranges.length; i++) {
228 var range = ranges[i], from = range.from();
229 var start = from.line, end = range.to().line;
230 while (i < ranges.length - 1 && ranges[i + 1].from().line == end)
231 end = ranges[++i].to().line;
232 joined.push({start: start, end: end, anchor: !range.empty() && from});
233 }
234 cm.operation(function() {
235 var offset = 0, ranges = [];
236 for (var i = 0; i < joined.length; i++) {
237 var obj = joined[i];
238 var anchor = obj.anchor && Pos(obj.anchor.line - offset, obj.anchor.ch), head;
239 for (var line = obj.start; line <= obj.end; line++) {
240 var actual = line - offset;
241 if (line == obj.end) head = Pos(actual, cm.getLine(actual).length + 1);
242 if (actual < cm.lastLine()) {
243 cm.replaceRange(" ", Pos(actual), Pos(actual + 1, /^\s*/.exec(cm.getLine(actual + 1))[0].length));
244 ++offset;
245 }
246 }
247 ranges.push({anchor: anchor || head, head: head});
248 }
249 cm.setSelections(ranges, 0);
250 });
251 };
253 cmds[map["Shift-" + ctrl + "D"] = "duplicateLine"] = function(cm) {
254 cm.operation(function() {
255 var rangeCount = cm.listSelections().length;
256 for (var i = 0; i < rangeCount; i++) {
257 var range = cm.listSelections()[i];
258 if (range.empty())
259 cm.replaceRange(cm.getLine(range.head.line) + "\n", Pos(range.head.line, 0));
260 else
261 cm.replaceRange(cm.getRange(range.from(), range.to()), range.from());
262 }
263 cm.scrollIntoView();
264 });
265 };
267 map[ctrl + "T"] = "transposeChars";
269 function sortLines(cm, caseSensitive) {
270 var ranges = cm.listSelections(), toSort = [], selected;
271 for (var i = 0; i < ranges.length; i++) {
272 var range = ranges[i];
273 if (range.empty()) continue;
274 var from = range.from().line, to = range.to().line;
275 while (i < ranges.length - 1 && ranges[i + 1].from().line == to)
276 to = range[++i].to().line;
277 toSort.push(from, to);
278 }
279 if (toSort.length) selected = true;
280 else toSort.push(cm.firstLine(), cm.lastLine());
282 cm.operation(function() {
283 var ranges = [];
284 for (var i = 0; i < toSort.length; i += 2) {
285 var from = toSort[i], to = toSort[i + 1];
286 var start = Pos(from, 0), end = Pos(to);
287 var lines = cm.getRange(start, end, false);
288 if (caseSensitive)
289 lines.sort();
290 else
291 lines.sort(function(a, b) {
292 var au = a.toUpperCase(), bu = b.toUpperCase();
293 if (au != bu) { a = au; b = bu; }
294 return a < b ? -1 : a == b ? 0 : 1;
295 });
296 cm.replaceRange(lines, start, end);
297 if (selected) ranges.push({anchor: start, head: end});
298 }
299 if (selected) cm.setSelections(ranges, 0);
300 });
301 }
303 cmds[map["F9"] = "sortLines"] = function(cm) { sortLines(cm, true); };
304 cmds[map[ctrl + "F9"] = "sortLinesInsensitive"] = function(cm) { sortLines(cm, false); };
306 cmds[map["F2"] = "nextBookmark"] = function(cm) {
307 var marks = cm.state.sublimeBookmarks;
308 if (marks) while (marks.length) {
309 var current = marks.shift();
310 var found = current.find();
311 if (found) {
312 marks.push(current);
313 return cm.setSelection(found.from, found.to);
314 }
315 }
316 };
318 cmds[map["Shift-F2"] = "prevBookmark"] = function(cm) {
319 var marks = cm.state.sublimeBookmarks;
320 if (marks) while (marks.length) {
321 marks.unshift(marks.pop());
322 var found = marks[marks.length - 1].find();
323 if (!found)
324 marks.pop();
325 else
326 return cm.setSelection(found.from, found.to);
327 }
328 };
330 cmds[map[ctrl + "F2"] = "toggleBookmark"] = function(cm) {
331 var ranges = cm.listSelections();
332 var marks = cm.state.sublimeBookmarks || (cm.state.sublimeBookmarks = []);
333 for (var i = 0; i < ranges.length; i++) {
334 var from = ranges[i].from(), to = ranges[i].to();
335 var found = cm.findMarks(from, to);
336 for (var j = 0; j < found.length; j++) {
337 if (found[j].sublimeBookmark) {
338 found[j].clear();
339 for (var k = 0; k < marks.length; k++)
340 if (marks[k] == found[j])
341 marks.splice(k--, 1);
342 break;
343 }
344 }
345 if (j == found.length)
346 marks.push(cm.markText(from, to, {sublimeBookmark: true, clearWhenEmpty: false}));
347 }
348 };
350 cmds[map["Shift-" + ctrl + "F2"] = "clearBookmarks"] = function(cm) {
351 var marks = cm.state.sublimeBookmarks;
352 if (marks) for (var i = 0; i < marks.length; i++) marks[i].clear();
353 marks.length = 0;
354 };
356 cmds[map["Alt-F2"] = "selectBookmarks"] = function(cm) {
357 var marks = cm.state.sublimeBookmarks, ranges = [];
358 if (marks) for (var i = 0; i < marks.length; i++) {
359 var found = marks[i].find();
360 if (!found)
361 marks.splice(i--, 0);
362 else
363 ranges.push({anchor: found.from, head: found.to});
364 }
365 if (ranges.length)
366 cm.setSelections(ranges, 0);
367 };
369 map["Alt-Q"] = "wrapLines";
371 var mapK = CodeMirror.keyMap["sublime-Ctrl-K"] = {auto: "sublime", nofallthrough: true};
373 map[ctrl + "K"] = function(cm) {cm.setOption("keyMap", "sublime-Ctrl-K");};
375 function modifyWordOrSelection(cm, mod) {
376 cm.operation(function() {
377 var ranges = cm.listSelections(), indices = [], replacements = [];
378 for (var i = 0; i < ranges.length; i++) {
379 var range = ranges[i];
380 if (range.empty()) { indices.push(i); replacements.push(""); }
381 else replacements.push(mod(cm.getRange(range.from(), range.to())));
382 }
383 cm.replaceSelections(replacements, "around", "case");
384 for (var i = indices.length - 1, at; i >= 0; i--) {
385 var range = ranges[indices[i]];
386 if (at && CodeMirror.cmpPos(range.head, at) > 0) continue;
387 var word = wordAt(cm, range.head);
388 at = word.from;
389 cm.replaceRange(mod(word.word), word.from, word.to);
390 }
391 });
392 }
394 mapK[ctrl + "Backspace"] = "delLineLeft";
396 cmds[mapK[ctrl + "K"] = "delLineRight"] = function(cm) {
397 cm.operation(function() {
398 var ranges = cm.listSelections();
399 for (var i = ranges.length - 1; i >= 0; i--)
400 cm.replaceRange("", ranges[i].anchor, Pos(ranges[i].to().line), "+delete");
401 cm.scrollIntoView();
402 });
403 };
405 cmds[mapK[ctrl + "U"] = "upcaseAtCursor"] = function(cm) {
406 modifyWordOrSelection(cm, function(str) { return str.toUpperCase(); });
407 };
408 cmds[mapK[ctrl + "L"] = "downcaseAtCursor"] = function(cm) {
409 modifyWordOrSelection(cm, function(str) { return str.toLowerCase(); });
410 };
412 cmds[mapK[ctrl + "Space"] = "setSublimeMark"] = function(cm) {
413 if (cm.state.sublimeMark) cm.state.sublimeMark.clear();
414 cm.state.sublimeMark = cm.setBookmark(cm.getCursor());
415 };
416 cmds[mapK[ctrl + "A"] = "selectToSublimeMark"] = function(cm) {
417 var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
418 if (found) cm.setSelection(cm.getCursor(), found);
419 };
420 cmds[mapK[ctrl + "W"] = "deleteToSublimeMark"] = function(cm) {
421 var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
422 if (found) {
423 var from = cm.getCursor(), to = found;
424 if (CodeMirror.cmpPos(from, to) > 0) { var tmp = to; to = from; from = tmp; }
425 cm.state.sublimeKilled = cm.getRange(from, to);
426 cm.replaceRange("", from, to);
427 }
428 };
429 cmds[mapK[ctrl + "X"] = "swapWithSublimeMark"] = function(cm) {
430 var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
431 if (found) {
432 cm.state.sublimeMark.clear();
433 cm.state.sublimeMark = cm.setBookmark(cm.getCursor());
434 cm.setCursor(found);
435 }
436 };
437 cmds[mapK[ctrl + "Y"] = "sublimeYank"] = function(cm) {
438 if (cm.state.sublimeKilled != null)
439 cm.replaceSelection(cm.state.sublimeKilled, null, "paste");
440 };
442 mapK[ctrl + "G"] = "clearBookmarks";
443 cmds[mapK[ctrl + "C"] = "showInCenter"] = function(cm) {
444 var pos = cm.cursorCoords(null, "local");
445 cm.scrollTo(null, (pos.top + pos.bottom) / 2 - cm.getScrollInfo().clientHeight / 2);
446 };
448 cmds[map["Shift-Alt-Up"] = "selectLinesUpward"] = function(cm) {
449 cm.operation(function() {
450 var ranges = cm.listSelections();
451 for (var i = 0; i < ranges.length; i++) {
452 var range = ranges[i];
453 if (range.head.line > cm.firstLine())
454 cm.addSelection(Pos(range.head.line - 1, range.head.ch));
455 }
456 });
457 };
458 cmds[map["Shift-Alt-Down"] = "selectLinesDownward"] = function(cm) {
459 cm.operation(function() {
460 var ranges = cm.listSelections();
461 for (var i = 0; i < ranges.length; i++) {
462 var range = ranges[i];
463 if (range.head.line < cm.lastLine())
464 cm.addSelection(Pos(range.head.line + 1, range.head.ch));
465 }
466 });
467 };
469 function findAndGoTo(cm, forward) {
470 var from = cm.getCursor("from"), to = cm.getCursor("to");
471 if (CodeMirror.cmpPos(from, to) == 0) {
472 var word = wordAt(cm, from);
473 if (!word.word) return;
474 from = word.from;
475 to = word.to;
476 }
478 var query = cm.getRange(from, to);
479 var cur = cm.getSearchCursor(query, forward ? to : from);
481 if (forward ? cur.findNext() : cur.findPrevious()) {
482 cm.setSelection(cur.from(), cur.to());
483 } else {
484 cur = cm.getSearchCursor(query, forward ? Pos(cm.firstLine(), 0)
485 : cm.clipPos(Pos(cm.lastLine())));
486 if (forward ? cur.findNext() : cur.findPrevious())
487 cm.setSelection(cur.from(), cur.to());
488 else if (word)
489 cm.setSelection(from, to);
490 }
491 };
492 cmds[map[ctrl + "F3"] = "findUnder"] = function(cm) { findAndGoTo(cm, true); };
493 cmds[map["Shift-" + ctrl + "F3"] = "findUnderPrevious"] = function(cm) { findAndGoTo(cm,false); };
495 map["Shift-" + ctrl + "["] = "fold";
496 map["Shift-" + ctrl + "]"] = "unfold";
497 mapK[ctrl + "0"] = mapK[ctrl + "j"] = "unfoldAll";
499 map[ctrl + "I"] = "findIncremental";
500 map["Shift-" + ctrl + "I"] = "findIncrementalReverse";
501 map[ctrl + "H"] = "replace";
502 map["F3"] = "findNext";
503 map["Shift-F3"] = "findPrev";
505 });
