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