79 lines
3 KiB
JavaScript
79 lines
3 KiB
JavaScript
|
// CodeMirror, copyright (c) by Marijn Haverbeke and others
|
||
|
|
// Distributed under an MIT license: https://codemirror.net/LICENSE
|
||
|
|
|
||
|
|
(function(mod) {
|
||
|
|
if (typeof exports == "object" && typeof module == "object") // CommonJS
|
||
|
|
mod(require("../../lib/codemirror"));
|
||
|
|
else if (typeof define == "function" && define.amd) // AMD
|
||
|
|
define(["../../lib/codemirror"], mod);
|
||
|
|
else // Plain browser env
|
||
|
|
mod(CodeMirror);
|
||
|
|
})(function(CodeMirror) {
|
||
|
|
function continueComment(cm) {
|
||
|
|
if (cm.getOption("disableInput")) return CodeMirror.Pass;
|
||
|
|
var ranges = cm.listSelections(), mode, inserts = [];
|
||
|
|
for (var i = 0; i < ranges.length; i++) {
|
||
|
|
var pos = ranges[i].head
|
||
|
|
if (!/\bcomment\b/.test(cm.getTokenTypeAt(pos))) return CodeMirror.Pass;
|
||
|
|
var modeHere = cm.getModeAt(pos)
|
||
|
|
if (!mode) mode = modeHere;
|
||
|
|
else if (mode != modeHere) return CodeMirror.Pass;
|
||
|
|
|
||
|
|
var insert = null;
|
||
|
|
if (mode.blockCommentStart && mode.blockCommentContinue) {
|
||
|
|
var line = cm.getLine(pos.line).slice(0, pos.ch)
|
||
|
|
var end = line.lastIndexOf(mode.blockCommentEnd), found
|
||
|
|
if (end != -1 && end == pos.ch - mode.blockCommentEnd.length) {
|
||
|
|
// Comment ended, don't continue it
|
||
|
|
} else if ((found = line.lastIndexOf(mode.blockCommentStart)) > -1 && found > end) {
|
||
|
|
insert = line.slice(0, found)
|
||
|
|
if (/\S/.test(insert)) {
|
||
|
|
insert = ""
|
||
|
|
for (var j = 0; j < found; ++j) insert += " "
|
||
|
|
}
|
||
|
|
} else if ((found = line.indexOf(mode.blockCommentContinue)) > -1 && !/\S/.test(line.slice(0, found))) {
|
||
|
|
insert = line.slice(0, found)
|
||
|
|
}
|
||
|
|
if (insert != null) insert += mode.blockCommentContinue
|
||
|
|
}
|
||
|
|
if (insert == null && mode.lineComment && continueLineCommentEnabled(cm)) {
|
||
|
|
var line = cm.getLine(pos.line), found = line.indexOf(mode.lineComment);
|
||
|
|
if (found > -1) {
|
||
|
|
insert = line.slice(0, found);
|
||
|
|
if (/\S/.test(insert)) insert = null;
|
||
|
|
else insert += mode.lineComment + line.slice(found + mode.lineComment.length).match(/^\s*/)[0];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (insert == null) return CodeMirror.Pass;
|
||
|
|
inserts[i] = "\n" + insert;
|
||
|
|
}
|
||
|
|
|
||
|
|
cm.operation(function() {
|
||
|
|
for (var i = ranges.length - 1; i >= 0; i--)
|
||
|
|
cm.replaceRange(inserts[i], ranges[i].from(), ranges[i].to(), "+insert");
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
function continueLineCommentEnabled(cm) {
|
||
|
|
var opt = cm.getOption("continueComments");
|
||
|
|
if (opt && typeof opt == "object")
|
||
|
|
return opt.continueLineComment !== false;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
CodeMirror.defineOption("continueComments", null, function(cm, val, prev) {
|
||
|
|
if (prev && prev != CodeMirror.Init)
|
||
|
|
cm.removeKeyMap("continueComment");
|
||
|
|
if (val) {
|
||
|
|
var key = "Enter";
|
||
|
|
if (typeof val == "string")
|
||
|
|
key = val;
|
||
|
|
else if (typeof val == "object" && val.key)
|
||
|
|
key = val.key;
|
||
|
|
var map = {name: "continueComment"};
|
||
|
|
map[key] = continueComment;
|
||
|
|
cm.addKeyMap(map);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
});
|