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public/vendor/pagedown/Markdown.Editor.js view on Meta::CPAN
var regex;
if (startRegex) {
regex = util.extendRegExp(startRegex, "", "$");
this.before = this.before.replace(regex,
function (match) {
chunkObj.startTag = chunkObj.startTag + match;
return "";
});
regex = util.extendRegExp(startRegex, "^", "");
this.selection = this.selection.replace(regex,
function (match) {
chunkObj.startTag = chunkObj.startTag + match;
return "";
});
}
if (endRegex) {
regex = util.extendRegExp(endRegex, "", "$");
this.selection = this.selection.replace(regex,
function (match) {
chunkObj.endTag = match + chunkObj.endTag;
return "";
});
regex = util.extendRegExp(endRegex, "^", "");
this.after = this.after.replace(regex,
function (match) {
chunkObj.endTag = match + chunkObj.endTag;
return "";
});
}
};
// If remove is false, the whitespace is transferred
// to the before/after regions.
//
// If remove is true, the whitespace disappears.
Chunks.prototype.trimWhitespace = function (remove) {
var beforeReplacer, afterReplacer, that = this;
if (remove) {
beforeReplacer = afterReplacer = "";
} else {
beforeReplacer = function (s) { that.before += s; return ""; }
afterReplacer = function (s) { that.after = s + that.after; return ""; }
}
this.selection = this.selection.replace(/^(\s*)/, beforeReplacer).replace(/(\s*)$/, afterReplacer);
};
Chunks.prototype.skipLines = function (nLinesBefore, nLinesAfter, findExtraNewlines) {
if (nLinesBefore === undefined) {
nLinesBefore = 1;
}
if (nLinesAfter === undefined) {
nLinesAfter = 1;
}
nLinesBefore++;
nLinesAfter++;
var regexText;
var replacementText;
// chrome bug ... documented at: http://meta.stackoverflow.com/questions/63307/blockquote-glitch-in-editor-in-chrome-6-and-7/65985#65985
if (navigator.userAgent.match(/Chrome/)) {
"X".match(/()./);
}
this.selection = this.selection.replace(/(^\n*)/, "");
this.startTag = this.startTag + re.$1;
this.selection = this.selection.replace(/(\n*$)/, "");
this.endTag = this.endTag + re.$1;
this.startTag = this.startTag.replace(/(^\n*)/, "");
this.before = this.before + re.$1;
this.endTag = this.endTag.replace(/(\n*$)/, "");
this.after = this.after + re.$1;
if (this.before) {
regexText = replacementText = "";
while (nLinesBefore--) {
regexText += "\\n?";
replacementText += "\n";
}
if (findExtraNewlines) {
regexText = "\\n*";
}
this.before = this.before.replace(new re(regexText + "$", ""), replacementText);
}
if (this.after) {
regexText = replacementText = "";
while (nLinesAfter--) {
regexText += "\\n?";
replacementText += "\n";
}
if (findExtraNewlines) {
regexText = "\\n*";
}
this.after = this.after.replace(new re(regexText, ""), replacementText);
}
};
// end of Chunks
// A collection of the important regions on the page.
// Cached so we don't have to keep traversing the DOM.
public/vendor/pagedown/Markdown.Editor.js view on Meta::CPAN
// Returns true if the DOM element is visible, false if it's hidden.
// Checks if display is anything other than none.
util.isVisible = function (elem) {
if (window.getComputedStyle) {
// Most browsers
return window.getComputedStyle(elem, null).getPropertyValue("display") !== "none";
}
else if (elem.currentStyle) {
// IE
return elem.currentStyle["display"] !== "none";
}
};
// Adds a listener callback to a DOM element which is fired on a specified
// event.
util.addEvent = function (elem, event, listener) {
if (elem.attachEvent) {
// IE only. The "on" is mandatory.
elem.attachEvent("on" + event, listener);
}
else {
// Other browsers.
elem.addEventListener(event, listener, false);
}
};
// Removes a listener callback from a DOM element which is fired on a specified
// event.
util.removeEvent = function (elem, event, listener) {
if (elem.detachEvent) {
// IE only. The "on" is mandatory.
elem.detachEvent("on" + event, listener);
}
else {
// Other browsers.
elem.removeEventListener(event, listener, false);
}
};
// Converts \r\n and \r to \n.
util.fixEolChars = function (text) {
text = text.replace(/\r\n/g, "\n");
text = text.replace(/\r/g, "\n");
return text;
};
// Extends a regular expression. Returns a new RegExp
// using pre + regex + post as the expression.
// Used in a few functions where we have a base
// expression and we want to pre- or append some
// conditions to it (e.g. adding "$" to the end).
// The flags are unchanged.
//
// regex is a RegExp, pre and post are strings.
util.extendRegExp = function (regex, pre, post) {
if (pre === null || pre === undefined) {
pre = "";
}
if (post === null || post === undefined) {
post = "";
}
var pattern = regex.toString();
var flags;
// Replace the flags with empty space and store them.
pattern = pattern.replace(/\/([gim]*)$/, function (wholeMatch, flagsPart) {
flags = flagsPart;
return "";
});
// Remove the slash delimiters on the regular expression.
pattern = pattern.replace(/(^\/|\/$)/g, "");
pattern = pre + pattern + post;
return new re(pattern, flags);
}
// UNFINISHED
// The assignment in the while loop makes jslint cranky.
// I'll change it to a better loop later.
position.getTop = function (elem, isInner) {
var result = elem.offsetTop;
if (!isInner) {
while (elem = elem.offsetParent) {
result += elem.offsetTop;
}
}
return result;
};
position.getHeight = function (elem) {
return elem.offsetHeight || elem.scrollHeight;
};
position.getWidth = function (elem) {
return elem.offsetWidth || elem.scrollWidth;
};
position.getPageSize = function () {
var scrollWidth, scrollHeight;
var innerWidth, innerHeight;
// It's not very clear which blocks work with which browsers.
if (self.innerHeight && self.scrollMaxY) {
scrollWidth = doc.body.scrollWidth;
scrollHeight = self.innerHeight + self.scrollMaxY;
}
else if (doc.body.scrollHeight > doc.body.offsetHeight) {
scrollWidth = doc.body.scrollWidth;
scrollHeight = doc.body.scrollHeight;
}
else {
scrollWidth = doc.body.offsetWidth;
scrollHeight = doc.body.offsetHeight;
}
if (self.innerHeight) {
// Non-IE browser
innerWidth = self.innerWidth;
innerHeight = self.innerHeight;
}
else if (doc.documentElement && doc.documentElement.clientHeight) {
// Some versions of IE (IE 6 w/ a DOCTYPE declaration)
innerWidth = doc.documentElement.clientWidth;
innerHeight = doc.documentElement.clientHeight;
}
else if (doc.body) {
// Other versions of IE
innerWidth = doc.body.clientWidth;
innerHeight = doc.body.clientHeight;
}
var maxWidth = Math.max(scrollWidth, innerWidth);
var maxHeight = Math.max(scrollHeight, innerHeight);
return [maxWidth, maxHeight, innerWidth, innerHeight];
};
// Handles pushing and popping TextareaStates for undo/redo commands.
// I should rename the stack variables to list.
function UndoManager(callback, panels) {
var undoObj = this;
var undoStack = []; // A stack of undo states
var stackPtr = 0; // The index of the current state
var mode = "none";
var lastState; // The last state
var timer; // The setTimeout handle for cancelling the timer
var inputStateObj;
// Set the mode for later logic steps.
var setMode = function (newMode, noSave) {
if (mode != newMode) {
mode = newMode;
if (!noSave) {
saveState();
}
}
if (!uaSniffed.isIE || mode != "moving") {
timer = setTimeout(refreshState, 1);
}
else {
inputStateObj = null;
}
};
var refreshState = function (isInitialState) {
inputStateObj = new TextareaState(panels, isInitialState);
timer = undefined;
};
this.setCommandMode = function () {
mode = "command";
saveState();
timer = setTimeout(refreshState, 0);
};
this.canUndo = function () {
return stackPtr > 1;
};
this.canRedo = function () {
if (undoStack[stackPtr + 1]) {
return true;
}
return false;
};
// Removes the last state and restores it.
this.undo = function () {
if (undoObj.canUndo()) {
if (lastState) {
// What about setting state -1 to null or checking for undefined?
lastState.restore();
lastState = null;
}
else {
undoStack[stackPtr] = new TextareaState(panels);
undoStack[--stackPtr].restore();
if (callback) {
callback();
}
}
}
mode = "none";
panels.input.focus();
refreshState();
};
// Redo an action.
this.redo = function () {
if (undoObj.canRedo()) {
undoStack[++stackPtr].restore();
if (callback) {
callback();
}
}
mode = "none";
panels.input.focus();
refreshState();
};
// Push the input area state to the stack.
var saveState = function () {
var currState = inputStateObj || new TextareaState(panels);
if (!currState) {
return false;
}
if (mode == "moving") {
if (!lastState) {
lastState = currState;
}
return;
}
if (lastState) {
if (undoStack[stackPtr - 1].text != lastState.text) {
undoStack[stackPtr++] = lastState;
}
lastState = null;
}
undoStack[stackPtr++] = currState;
undoStack[stackPtr + 1] = null;
if (callback) {
callback();
}
};
public/vendor/pagedown/Markdown.Editor.js view on Meta::CPAN
}
if (handled) {
if (event.preventDefault) {
event.preventDefault();
}
if (window.event) {
window.event.returnValue = false;
}
return;
}
};
// Set the mode depending on what is going on in the input area.
var handleModeChange = function (event) {
if (!event.ctrlKey && !event.metaKey) {
var keyCode = event.keyCode;
if ((keyCode >= 33 && keyCode <= 40) || (keyCode >= 63232 && keyCode <= 63235)) {
// 33 - 40: page up/dn and arrow keys
// 63232 - 63235: page up/dn and arrow keys on safari
setMode("moving");
}
else if (keyCode == 8 || keyCode == 46 || keyCode == 127) {
// 8: backspace
// 46: delete
// 127: delete
setMode("deleting");
}
else if (keyCode == 13) {
// 13: Enter
setMode("newlines");
}
else if (keyCode == 27) {
// 27: escape
setMode("escape");
}
else if ((keyCode < 16 || keyCode > 20) && keyCode != 91) {
// 16-20 are shift, etc.
// 91: left window key
// I think this might be a little messed up since there are
// a lot of nonprinting keys above 20.
setMode("typing");
}
}
};
var setEventHandlers = function () {
util.addEvent(panels.input, "keypress", function (event) {
// keyCode 89: y
// keyCode 90: z
if ((event.ctrlKey || event.metaKey) && !event.altKey && (event.keyCode == 89 || event.keyCode == 90)) {
event.preventDefault();
}
});
var handlePaste = function () {
if (uaSniffed.isIE || (inputStateObj && inputStateObj.text != panels.input.value)) {
if (timer == undefined) {
mode = "paste";
saveState();
refreshState();
}
}
};
util.addEvent(panels.input, "keydown", handleCtrlYZ);
util.addEvent(panels.input, "keydown", handleModeChange);
util.addEvent(panels.input, "mousedown", function () {
setMode("moving");
});
panels.input.onpaste = handlePaste;
panels.input.ondrop = handlePaste;
};
var init = function () {
setEventHandlers();
refreshState(true);
saveState();
};
init();
}
// end of UndoManager
// The input textarea state/contents.
// This is used to implement undo/redo by the undo manager.
function TextareaState(panels, isInitialState) {
// Aliases
var stateObj = this;
var inputArea = panels.input;
this.init = function () {
if (!util.isVisible(inputArea)) {
return;
}
if (!isInitialState && doc.activeElement && doc.activeElement !== inputArea) { // this happens when tabbing out of the input box
return;
}
this.setInputAreaSelectionStartEnd();
this.scrollTop = inputArea.scrollTop;
if (!this.text && inputArea.selectionStart || inputArea.selectionStart === 0) {
this.text = inputArea.value;
}
}
// Sets the selected text in the input box after we've performed an
// operation.
this.setInputAreaSelection = function () {
if (!util.isVisible(inputArea)) {
return;
}
if (inputArea.selectionStart !== undefined && !uaSniffed.isOpera) {
inputArea.focus();
inputArea.selectionStart = stateObj.start;
inputArea.selectionEnd = stateObj.end;
inputArea.scrollTop = stateObj.scrollTop;
}
else if (doc.selection) {
if (doc.activeElement && doc.activeElement !== inputArea) {
return;
}
inputArea.focus();
var range = inputArea.createTextRange();
range.moveStart("character", -inputArea.value.length);
range.moveEnd("character", -inputArea.value.length);
range.moveEnd("character", stateObj.end);
range.moveStart("character", stateObj.start);
range.select();
}
};
this.setInputAreaSelectionStartEnd = function () {
if (!panels.ieCachedRange && (inputArea.selectionStart || inputArea.selectionStart === 0)) {
stateObj.start = inputArea.selectionStart;
stateObj.end = inputArea.selectionEnd;
}
else if (doc.selection) {
stateObj.text = util.fixEolChars(inputArea.value);
// IE loses the selection in the textarea when buttons are
// clicked. On IE we cache the selection. Here, if something is cached,
// we take it.
var range = panels.ieCachedRange || doc.selection.createRange();
var fixedRange = util.fixEolChars(range.text);
var marker = "\x07";
var markedRange = marker + fixedRange + marker;
range.text = markedRange;
var inputText = util.fixEolChars(inputArea.value);
range.moveStart("character", -markedRange.length);
range.text = fixedRange;
stateObj.start = inputText.indexOf(marker);
stateObj.end = inputText.lastIndexOf(marker) - marker.length;
var len = stateObj.text.length - util.fixEolChars(inputArea.value).length;
if (len) {
range.moveStart("character", -fixedRange.length);
while (len--) {
fixedRange += "\n";
stateObj.end += 1;
}
range.text = fixedRange;
}
if (panels.ieCachedRange)
stateObj.scrollTop = panels.ieCachedScrollTop; // this is set alongside with ieCachedRange
panels.ieCachedRange = null;
this.setInputAreaSelection();
}
};
// Restore this state into the input area.
this.restore = function () {
if (stateObj.text != undefined && stateObj.text != inputArea.value) {
inputArea.value = stateObj.text;
}
this.setInputAreaSelection();
inputArea.scrollTop = stateObj.scrollTop;
};
// Gets a collection of HTML chunks from the inptut textarea.
this.getChunks = function () {
var chunk = new Chunks();
chunk.before = util.fixEolChars(stateObj.text.substring(0, stateObj.start));
chunk.startTag = "";
chunk.selection = util.fixEolChars(stateObj.text.substring(stateObj.start, stateObj.end));
chunk.endTag = "";
chunk.after = util.fixEolChars(stateObj.text.substring(stateObj.end));
chunk.scrollTop = stateObj.scrollTop;
return chunk;
};
// Sets the TextareaState properties given a chunk of markdown.
this.setChunks = function (chunk) {
chunk.before = chunk.before + chunk.startTag;
chunk.after = chunk.endTag + chunk.after;
this.start = chunk.before.length;
this.end = chunk.before.length + chunk.selection.length;
this.text = chunk.before + chunk.selection + chunk.after;
this.scrollTop = chunk.scrollTop;
};
this.init();
};
function PreviewManager(converter, panels, previewRefreshCallback) {
var managerObj = this;
var timeout;
var elapsedTime;
var oldInputText;
var maxDelay = 3000;
var startType = "delayed"; // The other legal value is "manual"
// Adds event listeners to elements
var setupEvents = function (inputElem, listener) {
util.addEvent(inputElem, "input", listener);
inputElem.onpaste = listener;
inputElem.ondrop = listener;
util.addEvent(inputElem, "keypress", listener);
util.addEvent(inputElem, "keydown", listener);
};
var getDocScrollTop = function () {
var result = 0;
if (window.innerHeight) {
result = window.pageYOffset;
}
else
if (doc.documentElement && doc.documentElement.scrollTop) {
result = doc.documentElement.scrollTop;
}
else
if (doc.body) {
result = doc.body.scrollTop;
}
return result;
};
var makePreviewHtml = function () {
// If there is no registered preview panel
// there is nothing to do.
if (!panels.preview)
return;
var text = panels.input.value;
if (text && text == oldInputText) {
return; // Input text hasn't changed.
}
else {
oldInputText = text;
}
var prevTime = new Date().getTime();
text = converter.makeHtml(text);
// Calculate the processing time of the HTML creation.
// It's used as the delay time in the event listener.
var currTime = new Date().getTime();
elapsedTime = currTime - prevTime;
pushPreviewHtml(text);
};
// setTimeout is already used. Used as an event listener.
var applyTimeout = function () {
if (timeout) {
clearTimeout(timeout);
timeout = undefined;
}
if (startType !== "manual") {
var delay = 0;
if (startType === "delayed") {
delay = elapsedTime;
}
if (delay > maxDelay) {
delay = maxDelay;
}
timeout = setTimeout(makePreviewHtml, delay);
}
};
var getScaleFactor = function (panel) {
if (panel.scrollHeight <= panel.clientHeight) {
return 1;
}
return panel.scrollTop / (panel.scrollHeight - panel.clientHeight);
};
var setPanelScrollTops = function () {
if (panels.preview) {
panels.preview.scrollTop = (panels.preview.scrollHeight - panels.preview.clientHeight) * getScaleFactor(panels.preview);
}
};
this.refresh = function (requiresRefresh) {
if (requiresRefresh) {
oldInputText = "";
makePreviewHtml();
}
else {
applyTimeout();
}
};
this.processingTime = function () {
return elapsedTime;
};
var isFirstTimeFilled = true;
// IE doesn't let you use innerHTML if the element is contained somewhere in a table
// (which is the case for inline editing) -- in that case, detach the element, set the
// value, and reattach. Yes, that *is* ridiculous.
var ieSafePreviewSet = function (text) {
var preview = panels.preview;
var parent = preview.parentNode;
var sibling = preview.nextSibling;
parent.removeChild(preview);
preview.innerHTML = text;
if (!sibling)
parent.appendChild(preview);
else
parent.insertBefore(preview, sibling);
public/vendor/pagedown/Markdown.Editor.js view on Meta::CPAN
};
init();
};
// Creates the background behind the hyperlink text entry box.
// And download dialog
// Most of this has been moved to CSS but the div creation and
// browser-specific hacks remain here.
ui.createBackground = function () {
var background = doc.createElement("div"),
style = background.style;
background.className = "wmd-prompt-background";
style.position = "absolute";
style.top = "0";
style.zIndex = "1000";
if (uaSniffed.isIE) {
style.filter = "alpha(opacity=50)";
}
else {
style.opacity = "0.5";
}
var pageSize = position.getPageSize();
style.height = pageSize[1] + "px";
if (uaSniffed.isIE) {
style.left = doc.documentElement.scrollLeft;
style.width = doc.documentElement.clientWidth;
}
else {
style.left = "0";
style.width = "100%";
}
doc.body.appendChild(background);
return background;
};
// This simulates a modal dialog box and asks for the URL when you
// click the hyperlink or image buttons.
//
// text: The html for the input box.
// defaultInputText: The default value that appears in the input box.
// callback: The function which is executed when the prompt is dismissed, either via OK or Cancel.
// It receives a single argument; either the entered text (if OK was chosen) or null (if Cancel
// was chosen).
ui.prompt = function (text, defaultInputText, callback) {
// These variables need to be declared at this level since they are used
// in multiple functions.
var dialog; // The dialog box.
var input; // The text box where you enter the hyperlink.
if (defaultInputText === undefined) {
defaultInputText = "";
}
// Used as a keydown event handler. Esc dismisses the prompt.
// Key code 27 is ESC.
var checkEscape = function (key) {
var code = (key.charCode || key.keyCode);
if (code === 27) {
close(true);
}
};
// Dismisses the hyperlink input box.
// isCancel is true if we don't care about the input text.
// isCancel is false if we are going to keep the text.
var close = function (isCancel) {
util.removeEvent(doc.body, "keydown", checkEscape);
var text = input.value;
if (isCancel) {
text = null;
}
else {
// Fixes common pasting errors.
text = text.replace(/^http:\/\/(https?|ftp):\/\//, '$1://');
if (!/^(?:https?|ftp):\/\//.test(text))
text = 'http://' + text;
}
dialog.parentNode.removeChild(dialog);
callback(text);
return false;
};
// Create the text input box form/window.
var createDialog = function () {
// The main dialog box.
dialog = doc.createElement("div");
dialog.className = "wmd-prompt-dialog";
dialog.style.padding = "10px;";
dialog.style.position = "fixed";
dialog.style.width = "400px";
dialog.style.zIndex = "1001";
// The dialog text.
var question = doc.createElement("div");
question.innerHTML = text;
question.style.padding = "5px";
dialog.appendChild(question);
// The web form container for the text box and buttons.
var form = doc.createElement("form"),
style = form.style;
form.onsubmit = function () { return close(false); };
style.padding = "0";
style.margin = "0";
public/vendor/pagedown/Markdown.Editor.js view on Meta::CPAN
// The input text box
input = doc.createElement("input");
input.type = "text";
input.value = defaultInputText;
style = input.style;
style.display = "block";
style.width = "80%";
style.marginLeft = style.marginRight = "auto";
form.appendChild(input);
// The ok button
var okButton = doc.createElement("input");
okButton.type = "button";
okButton.onclick = function () { return close(false); };
okButton.value = "OK";
style = okButton.style;
style.margin = "10px";
style.display = "inline";
style.width = "7em";
// The cancel button
var cancelButton = doc.createElement("input");
cancelButton.type = "button";
cancelButton.onclick = function () { return close(true); };
cancelButton.value = "Cancel";
style = cancelButton.style;
style.margin = "10px";
style.display = "inline";
style.width = "7em";
form.appendChild(okButton);
form.appendChild(cancelButton);
util.addEvent(doc.body, "keydown", checkEscape);
dialog.style.top = "50%";
dialog.style.left = "50%";
dialog.style.display = "block";
if (uaSniffed.isIE_5or6) {
dialog.style.position = "absolute";
dialog.style.top = doc.documentElement.scrollTop + 200 + "px";
dialog.style.left = "50%";
}
doc.body.appendChild(dialog);
// This has to be done AFTER adding the dialog to the form if you
// want it to be centered.
dialog.style.marginTop = -(position.getHeight(dialog) / 2) + "px";
dialog.style.marginLeft = -(position.getWidth(dialog) / 2) + "px";
};
// Why is this in a zero-length timeout?
// Is it working around a browser bug?
setTimeout(function () {
createDialog();
var defTextLen = defaultInputText.length;
if (input.selectionStart !== undefined) {
input.selectionStart = 0;
input.selectionEnd = defTextLen;
}
else if (input.createTextRange) {
var range = input.createTextRange();
range.collapse(false);
range.moveStart("character", -defTextLen);
range.moveEnd("character", defTextLen);
range.select();
}
input.focus();
}, 0);
};
function UIManager(postfix, panels, undoManager, previewManager, commandManager, helpOptions, getString) {
var inputBox = panels.input,
buttons = {}; // buttons.undo, buttons.link, etc. The actual DOM elements.
makeSpritedButtonRow();
var keyEvent = "keydown";
if (uaSniffed.isOpera) {
keyEvent = "keypress";
}
util.addEvent(inputBox, keyEvent, function (key) {
// Check to see if we have a button key and, if so execute the callback.
if ((key.ctrlKey || key.metaKey) && !key.altKey && !key.shiftKey) {
var keyCode = key.charCode || key.keyCode;
var keyCodeStr = String.fromCharCode(keyCode).toLowerCase();
switch (keyCodeStr) {
case "b":
doClick(buttons.bold);
break;
case "i":
doClick(buttons.italic);
break;
case "l":
doClick(buttons.link);
break;
case "q":
doClick(buttons.quote);
break;
case "k":
doClick(buttons.code);
break;
case "g":
doClick(buttons.image);
break;
case "o":
doClick(buttons.olist);
break;
case "u":
doClick(buttons.ulist);
break;
public/vendor/pagedown/Markdown.Editor.js view on Meta::CPAN
}
else {
chunk.selection = chunk.selection.replace(/^(?:[ ]{4}|[ ]{0,3}\t)/gm, "");
}
}
}
else {
// Use backticks (`) to delimit the code block.
chunk.trimWhitespace();
chunk.findTags(/`/, /`/);
if (!chunk.startTag && !chunk.endTag) {
chunk.startTag = chunk.endTag = "`";
if (!chunk.selection) {
chunk.selection = this.getString("codeexample");
}
}
else if (chunk.endTag && !chunk.startTag) {
chunk.before += chunk.endTag;
chunk.endTag = "";
}
else {
chunk.startTag = chunk.endTag = "";
}
}
};
commandProto.doList = function (chunk, postProcessing, isNumberedList) {
// These are identical except at the very beginning and end.
// Should probably use the regex extension function to make this clearer.
var previousItemsRegex = /(\n|^)(([ ]{0,3}([*+-]|\d+[.])[ \t]+.*)(\n.+|\n{2,}([*+-].*|\d+[.])[ \t]+.*|\n{2,}[ \t]+\S.*)*)\n*$/;
var nextItemsRegex = /^\n*(([ ]{0,3}([*+-]|\d+[.])[ \t]+.*)(\n.+|\n{2,}([*+-].*|\d+[.])[ \t]+.*|\n{2,}[ \t]+\S.*)*)\n*/;
// The default bullet is a dash but others are possible.
// This has nothing to do with the particular HTML bullet,
// it's just a markdown bullet.
var bullet = "-";
// The number in a numbered list.
var num = 1;
// Get the item prefix - e.g. " 1. " for a numbered list, " - " for a bulleted list.
var getItemPrefix = function () {
var prefix;
if (isNumberedList) {
prefix = " " + num + ". ";
num++;
}
else {
prefix = " " + bullet + " ";
}
return prefix;
};
// Fixes the prefixes of the other list items.
var getPrefixedItem = function (itemText) {
// The numbering flag is unset when called by autoindent.
if (isNumberedList === undefined) {
isNumberedList = /^\s*\d/.test(itemText);
}
// Renumber/bullet the list element.
itemText = itemText.replace(/^[ ]{0,3}([*+-]|\d+[.])\s/gm,
function (_) {
return getItemPrefix();
});
return itemText;
};
chunk.findTags(/(\n|^)*[ ]{0,3}([*+-]|\d+[.])\s+/, null);
if (chunk.before && !/\n$/.test(chunk.before) && !/^\n/.test(chunk.startTag)) {
chunk.before += chunk.startTag;
chunk.startTag = "";
}
if (chunk.startTag) {
var hasDigits = /\d+[.]/.test(chunk.startTag);
chunk.startTag = "";
chunk.selection = chunk.selection.replace(/\n[ ]{4}/g, "\n");
this.unwrap(chunk);
chunk.skipLines();
if (hasDigits) {
// Have to renumber the bullet points if this is a numbered list.
chunk.after = chunk.after.replace(nextItemsRegex, getPrefixedItem);
}
if (isNumberedList == hasDigits) {
return;
}
}
var nLinesUp = 1;
chunk.before = chunk.before.replace(previousItemsRegex,
function (itemText) {
if (/^\s*([*+-])/.test(itemText)) {
bullet = re.$1;
}
nLinesUp = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
return getPrefixedItem(itemText);
});
if (!chunk.selection) {
chunk.selection = this.getString("litem");
}
var prefix = getItemPrefix();
var nLinesDown = 1;
chunk.after = chunk.after.replace(nextItemsRegex,
function (itemText) {
nLinesDown = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
return getPrefixedItem(itemText);
});
( run in 1.380 second using v1.01-cache-2.11-cpan-d80b1682f3f )