update
This commit is contained in:
jhx
@@ -0,0 +1,297 @@
|
||||
// ============== Formatting extensions ============================
|
||||
// A common storage for all mode-specific formatting features
|
||||
if (!CodeMirror.modeExtensions) CodeMirror.modeExtensions = {};
|
||||
|
||||
// Returns the extension of the editor's current mode
|
||||
CodeMirror.defineExtension("getModeExt", function () {
|
||||
var mname = CodeMirror.resolveMode(this.getOption("mode")).name;
|
||||
var ext = CodeMirror.modeExtensions[mname];
|
||||
if (!ext) throw new Error("No extensions found for mode " + mname);
|
||||
return ext;
|
||||
});
|
||||
|
||||
// If the current mode is 'htmlmixed', returns the extension of a mode located at
|
||||
// the specified position (can be htmlmixed, css or javascript). Otherwise, simply
|
||||
// returns the extension of the editor's current mode.
|
||||
CodeMirror.defineExtension("getModeExtAtPos", function (pos) {
|
||||
var token = this.getTokenAt(pos);
|
||||
if (token && token.state && token.state.mode)
|
||||
return CodeMirror.modeExtensions[token.state.mode == "html" ? "htmlmixed" : token.state.mode];
|
||||
else
|
||||
return this.getModeExt();
|
||||
});
|
||||
|
||||
// Comment/uncomment the specified range
|
||||
CodeMirror.defineExtension("commentRange", function (isComment, from, to) {
|
||||
var curMode = this.getModeExtAtPos(this.getCursor());
|
||||
if (isComment) { // Comment range
|
||||
var commentedText = this.getRange(from, to);
|
||||
this.replaceRange(curMode.commentStart + this.getRange(from, to) + curMode.commentEnd
|
||||
, from, to);
|
||||
if (from.line == to.line && from.ch == to.ch) { // An empty comment inserted - put cursor inside
|
||||
this.setCursor(from.line, from.ch + curMode.commentStart.length);
|
||||
}
|
||||
}
|
||||
else { // Uncomment range
|
||||
var selText = this.getRange(from, to);
|
||||
var startIndex = selText.indexOf(curMode.commentStart);
|
||||
var endIndex = selText.lastIndexOf(curMode.commentEnd);
|
||||
if (startIndex > -1 && endIndex > -1 && endIndex > startIndex) {
|
||||
// Take string till comment start
|
||||
selText = selText.substr(0, startIndex)
|
||||
// From comment start till comment end
|
||||
+ selText.substring(startIndex + curMode.commentStart.length, endIndex)
|
||||
// From comment end till string end
|
||||
+ selText.substr(endIndex + curMode.commentEnd.length);
|
||||
}
|
||||
this.replaceRange(selText, from, to);
|
||||
}
|
||||
});
|
||||
|
||||
// Applies automatic mode-aware indentation to the specified range
|
||||
CodeMirror.defineExtension("autoIndentRange", function (from, to) {
|
||||
var cmInstance = this;
|
||||
this.operation(function () {
|
||||
for (var i = from.line; i <= to.line; i++) {
|
||||
cmInstance.indentLine(i, "smart");
|
||||
}
|
||||
});
|
||||
});
|
||||
|
||||
// Applies automatic formatting to the specified range
|
||||
CodeMirror.defineExtension("autoFormatRange", function (from, to) {
|
||||
var absStart = this.indexFromPos(from);
|
||||
var absEnd = this.indexFromPos(to);
|
||||
// Insert additional line breaks where necessary according to the
|
||||
// mode's syntax
|
||||
var res = this.getModeExt().autoFormatLineBreaks(this.getValue(), absStart, absEnd);
|
||||
var cmInstance = this;
|
||||
|
||||
// Replace and auto-indent the range
|
||||
this.operation(function () {
|
||||
cmInstance.replaceRange(res, from, to);
|
||||
var startLine = cmInstance.posFromIndex(absStart).line;
|
||||
var endLine = cmInstance.posFromIndex(absStart + res.length).line;
|
||||
for (var i = startLine; i <= endLine; i++) {
|
||||
cmInstance.indentLine(i, "smart");
|
||||
}
|
||||
});
|
||||
});
|
||||
|
||||
// Define extensions for a few modes
|
||||
|
||||
CodeMirror.modeExtensions["css"] = {
|
||||
commentStart: "/*",
|
||||
commentEnd: "*/",
|
||||
wordWrapChars: [";", "\\{", "\\}"],
|
||||
autoFormatLineBreaks: function (text, startPos, endPos) {
|
||||
text = text.substring(startPos, endPos);
|
||||
return text.replace(new RegExp("(;|\\{|\\})([^\r\n])", "g"), "$1\n$2");
|
||||
}
|
||||
};
|
||||
|
||||
CodeMirror.modeExtensions["javascript"] = {
|
||||
commentStart: "/*",
|
||||
commentEnd: "*/",
|
||||
wordWrapChars: [";", "\\{", "\\}"],
|
||||
|
||||
getNonBreakableBlocks: function (text) {
|
||||
var nonBreakableRegexes = [
|
||||
new RegExp("for\\s*?\\(([\\s\\S]*?)\\)"),
|
||||
new RegExp("'([\\s\\S]*?)('|$)"),
|
||||
new RegExp("\"([\\s\\S]*?)(\"|$)"),
|
||||
new RegExp("//.*([\r\n]|$)")
|
||||
];
|
||||
var nonBreakableBlocks = new Array();
|
||||
for (var i = 0; i < nonBreakableRegexes.length; i++) {
|
||||
var curPos = 0;
|
||||
while (curPos < text.length) {
|
||||
var m = text.substr(curPos).match(nonBreakableRegexes[i]);
|
||||
if (m != null) {
|
||||
nonBreakableBlocks.push({
|
||||
start: curPos + m.index,
|
||||
end: curPos + m.index + m[0].length
|
||||
});
|
||||
curPos += m.index + Math.max(1, m[0].length);
|
||||
}
|
||||
else { // No more matches
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
nonBreakableBlocks.sort(function (a, b) {
|
||||
return a.start - b.start;
|
||||
});
|
||||
|
||||
return nonBreakableBlocks;
|
||||
},
|
||||
|
||||
autoFormatLineBreaks: function (text, startPos, endPos) {
|
||||
text = text.substring(startPos, endPos);
|
||||
var curPos = 0;
|
||||
var reLinesSplitter = new RegExp("(;|\\{|\\})([^\r\n])", "g");
|
||||
var nonBreakableBlocks = this.getNonBreakableBlocks(text);
|
||||
if (nonBreakableBlocks != null) {
|
||||
var res = "";
|
||||
for (var i = 0; i < nonBreakableBlocks.length; i++) {
|
||||
if (nonBreakableBlocks[i].start > curPos) { // Break lines till the block
|
||||
res += text.substring(curPos, nonBreakableBlocks[i].start).replace(reLinesSplitter, "$1\n$2");
|
||||
curPos = nonBreakableBlocks[i].start;
|
||||
}
|
||||
if (nonBreakableBlocks[i].start <= curPos
|
||||
&& nonBreakableBlocks[i].end >= curPos) { // Skip non-breakable block
|
||||
res += text.substring(curPos, nonBreakableBlocks[i].end);
|
||||
curPos = nonBreakableBlocks[i].end;
|
||||
}
|
||||
}
|
||||
if (curPos < text.length - 1) {
|
||||
res += text.substr(curPos).replace(reLinesSplitter, "$1\n$2");
|
||||
}
|
||||
return res;
|
||||
}
|
||||
else {
|
||||
return text.replace(reLinesSplitter, "$1\n$2");
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
CodeMirror.modeExtensions["xml"] = {
|
||||
commentStart: "<!--",
|
||||
commentEnd: "-->",
|
||||
wordWrapChars: [">"],
|
||||
|
||||
autoFormatLineBreaks: function (text, startPos, endPos) {
|
||||
text = text.substring(startPos, endPos);
|
||||
var lines = text.split("\n");
|
||||
var reProcessedPortion = new RegExp("(^\\s*?<|^[^<]*?)(.+)(>\\s*?$|[^>]*?$)");
|
||||
var reOpenBrackets = new RegExp("<", "g");
|
||||
var reCloseBrackets = new RegExp("(>)([^\r\n])", "g");
|
||||
for (var i = 0; i < lines.length; i++) {
|
||||
var mToProcess = lines[i].match(reProcessedPortion);
|
||||
if (mToProcess != null && mToProcess.length > 3) { // The line starts with whitespaces and ends with whitespaces
|
||||
lines[i] = mToProcess[1]
|
||||
+ mToProcess[2].replace(reOpenBrackets, "\n$&").replace(reCloseBrackets, "$1\n$2")
|
||||
+ mToProcess[3];
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
return lines.join("\n");
|
||||
}
|
||||
};
|
||||
|
||||
CodeMirror.modeExtensions["htmlmixed"] = {
|
||||
commentStart: "<!--",
|
||||
commentEnd: "-->",
|
||||
wordWrapChars: [">", ";", "\\{", "\\}"],
|
||||
|
||||
getModeInfos: function (text, absPos) {
|
||||
var modeInfos = new Array();
|
||||
modeInfos[0] =
|
||||
{
|
||||
pos: 0,
|
||||
modeExt: CodeMirror.modeExtensions["xml"],
|
||||
modeName: "xml"
|
||||
};
|
||||
|
||||
var modeMatchers = new Array();
|
||||
modeMatchers[0] =
|
||||
{
|
||||
regex: new RegExp("<style[^>]*>([\\s\\S]*?)(</style[^>]*>|$)", "i"),
|
||||
modeExt: CodeMirror.modeExtensions["css"],
|
||||
modeName: "css"
|
||||
};
|
||||
modeMatchers[1] =
|
||||
{
|
||||
regex: new RegExp("<script[^>]*>([\\s\\S]*?)(</script[^>]*>|$)", "i"),
|
||||
modeExt: CodeMirror.modeExtensions["javascript"],
|
||||
modeName: "javascript"
|
||||
};
|
||||
|
||||
var lastCharPos = (typeof (absPos) !== "undefined" ? absPos : text.length - 1);
|
||||
// Detect modes for the entire text
|
||||
for (var i = 0; i < modeMatchers.length; i++) {
|
||||
var curPos = 0;
|
||||
while (curPos <= lastCharPos) {
|
||||
var m = text.substr(curPos).match(modeMatchers[i].regex);
|
||||
if (m != null) {
|
||||
if (m.length > 1 && m[1].length > 0) {
|
||||
// Push block begin pos
|
||||
var blockBegin = curPos + m.index + m[0].indexOf(m[1]);
|
||||
modeInfos.push(
|
||||
{
|
||||
pos: blockBegin,
|
||||
modeExt: modeMatchers[i].modeExt,
|
||||
modeName: modeMatchers[i].modeName
|
||||
});
|
||||
// Push block end pos
|
||||
modeInfos.push(
|
||||
{
|
||||
pos: blockBegin + m[1].length,
|
||||
modeExt: modeInfos[0].modeExt,
|
||||
modeName: modeInfos[0].modeName
|
||||
});
|
||||
curPos += m.index + m[0].length;
|
||||
continue;
|
||||
}
|
||||
else {
|
||||
curPos += m.index + Math.max(m[0].length, 1);
|
||||
}
|
||||
}
|
||||
else { // No more matches
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
// Sort mode infos
|
||||
modeInfos.sort(function sortModeInfo(a, b) {
|
||||
return a.pos - b.pos;
|
||||
});
|
||||
|
||||
return modeInfos;
|
||||
},
|
||||
|
||||
autoFormatLineBreaks: function (text, startPos, endPos) {
|
||||
var modeInfos = this.getModeInfos(text);
|
||||
var reBlockStartsWithNewline = new RegExp("^\\s*?\n");
|
||||
var reBlockEndsWithNewline = new RegExp("\n\\s*?$");
|
||||
var res = "";
|
||||
// Use modes info to break lines correspondingly
|
||||
if (modeInfos.length > 1) { // Deal with multi-mode text
|
||||
for (var i = 1; i <= modeInfos.length; i++) {
|
||||
var selStart = modeInfos[i - 1].pos;
|
||||
var selEnd = (i < modeInfos.length ? modeInfos[i].pos : endPos);
|
||||
|
||||
if (selStart >= endPos) { // The block starts later than the needed fragment
|
||||
break;
|
||||
}
|
||||
if (selStart < startPos) {
|
||||
if (selEnd <= startPos) { // The block starts earlier than the needed fragment
|
||||
continue;
|
||||
}
|
||||
selStart = startPos;
|
||||
}
|
||||
if (selEnd > endPos) {
|
||||
selEnd = endPos;
|
||||
}
|
||||
var textPortion = text.substring(selStart, selEnd);
|
||||
if (modeInfos[i - 1].modeName != "xml") { // Starting a CSS or JavaScript block
|
||||
if (!reBlockStartsWithNewline.test(textPortion)
|
||||
&& selStart > 0) { // The block does not start with a line break
|
||||
textPortion = "\n" + textPortion;
|
||||
}
|
||||
if (!reBlockEndsWithNewline.test(textPortion)
|
||||
&& selEnd < text.length - 1) { // The block does not end with a line break
|
||||
textPortion += "\n";
|
||||
}
|
||||
}
|
||||
res += modeInfos[i - 1].modeExt.autoFormatLineBreaks(textPortion);
|
||||
}
|
||||
}
|
||||
else { // Single-mode text
|
||||
res = modeInfos[0].modeExt.autoFormatLineBreaks(text.substring(startPos, endPos));
|
||||
}
|
||||
|
||||
return res;
|
||||
}
|
||||
};
|
||||
Reference in New Issue
Block a user