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diff --git a/js/vendor/angular-ui/test/lib/codemirror/codemirror.js b/js/vendor/angular-ui/test/lib/codemirror/codemirror.js
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+// CodeMirror version 3.02
+//
+// CodeMirror is the only global var we claim
+window.CodeMirror = (function() {
+ "use strict";
+
+ // BROWSER SNIFFING
+
+ // Crude, but necessary to handle a number of hard-to-feature-detect
+ // bugs and behavior differences.
+ var gecko = /gecko\/\d/i.test(navigator.userAgent);
+ var ie = /MSIE \d/.test(navigator.userAgent);
+ var ie_lt8 = ie && (document.documentMode == null || document.documentMode < 8);
+ var ie_lt9 = ie && (document.documentMode == null || document.documentMode < 9);
+ var webkit = /WebKit\//.test(navigator.userAgent);
+ var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(navigator.userAgent);
+ var chrome = /Chrome\//.test(navigator.userAgent);
+ var opera = /Opera\//.test(navigator.userAgent);
+ var safari = /Apple Computer/.test(navigator.vendor);
+ var khtml = /KHTML\//.test(navigator.userAgent);
+ var mac_geLion = /Mac OS X 1\d\D([7-9]|\d\d)\D/.test(navigator.userAgent);
+ var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(navigator.userAgent);
+ var phantom = /PhantomJS/.test(navigator.userAgent);
+
+ var ios = /AppleWebKit/.test(navigator.userAgent) && /Mobile\/\w+/.test(navigator.userAgent);
+ // This is woefully incomplete. Suggestions for alternative methods welcome.
+ var mobile = ios || /Android|webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(navigator.userAgent);
+ var mac = ios || /Mac/.test(navigator.platform);
+ var windows = /windows/i.test(navigator.platform);
+
+ var opera_version = opera && navigator.userAgent.match(/Version\/(\d*\.\d*)/);
+ if (opera_version) opera_version = Number(opera_version[1]);
+ // Some browsers use the wrong event properties to signal cmd/ctrl on OS X
+ var flipCtrlCmd = mac && (qtwebkit || opera && (opera_version == null || opera_version < 12.11));
+
+ // Optimize some code when these features are not used
+ var sawReadOnlySpans = false, sawCollapsedSpans = false;
+
+ // CONSTRUCTOR
+
+ function CodeMirror(place, options) {
+ if (!(this instanceof CodeMirror)) return new CodeMirror(place, options);
+
+ this.options = options = options || {};
+ // Determine effective options based on given values and defaults.
+ for (var opt in defaults) if (!options.hasOwnProperty(opt) && defaults.hasOwnProperty(opt))
+ options[opt] = defaults[opt];
+ setGuttersForLineNumbers(options);
+
+ var display = this.display = makeDisplay(place);
+ display.wrapper.CodeMirror = this;
+ updateGutters(this);
+ if (options.autofocus && !mobile) focusInput(this);
+
+ this.view = makeView(new BranchChunk([new LeafChunk([makeLine("", null, textHeight(display))])]));
+ this.nextOpId = 0;
+ loadMode(this);
+ themeChanged(this);
+ if (options.lineWrapping)
+ this.display.wrapper.className += " CodeMirror-wrap";
+
+ // Initialize the content.
+ this.setValue(options.value || "");
+ // Override magic textarea content restore that IE sometimes does
+ // on our hidden textarea on reload
+ if (ie) setTimeout(bind(resetInput, this, true), 20);
+ this.view.history = makeHistory();
+
+ registerEventHandlers(this);
+ // IE throws unspecified error in certain cases, when
+ // trying to access activeElement before onload
+ var hasFocus; try { hasFocus = (document.activeElement == display.input); } catch(e) { }
+ if (hasFocus || (options.autofocus && !mobile)) setTimeout(bind(onFocus, this), 20);
+ else onBlur(this);
+
+ operation(this, function() {
+ for (var opt in optionHandlers)
+ if (optionHandlers.propertyIsEnumerable(opt))
+ optionHandlers[opt](this, options[opt], Init);
+ for (var i = 0; i < initHooks.length; ++i) initHooks[i](this);
+ })();
+ }
+
+ // DISPLAY CONSTRUCTOR
+
+ function makeDisplay(place) {
+ var d = {};
+ var input = d.input = elt("textarea", null, null, "position: absolute; padding: 0; width: 1px; height: 1em; outline: none;");
+ if (webkit) input.style.width = "1000px";
+ else input.setAttribute("wrap", "off");
+ input.setAttribute("autocorrect", "off"); input.setAttribute("autocapitalize", "off");
+ // Wraps and hides input textarea
+ d.inputDiv = elt("div", [input], null, "overflow: hidden; position: relative; width: 3px; height: 0px;");
+ // The actual fake scrollbars.
+ d.scrollbarH = elt("div", [elt("div", null, null, "height: 1px")], "CodeMirror-hscrollbar");
+ d.scrollbarV = elt("div", [elt("div", null, null, "width: 1px")], "CodeMirror-vscrollbar");
+ d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler");
+ // DIVs containing the selection and the actual code
+ d.lineDiv = elt("div");
+ d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1");
+ // Blinky cursor, and element used to ensure cursor fits at the end of a line
+ d.cursor = elt("div", "\u00a0", "CodeMirror-cursor");
+ // Secondary cursor, shown when on a 'jump' in bi-directional text
+ d.otherCursor = elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor");
+ // Used to measure text size
+ d.measure = elt("div", null, "CodeMirror-measure");
+ // Wraps everything that needs to exist inside the vertically-padded coordinate system
+ d.lineSpace = elt("div", [d.measure, d.selectionDiv, d.lineDiv, d.cursor, d.otherCursor],
+ null, "position: relative; outline: none");
+ // Moved around its parent to cover visible view
+ d.mover = elt("div", [elt("div", [d.lineSpace], "CodeMirror-lines")], null, "position: relative");
+ // Set to the height of the text, causes scrolling
+ d.sizer = elt("div", [d.mover], "CodeMirror-sizer");
+ // D is needed because behavior of elts with overflow: auto and padding is inconsistent across browsers
+ d.heightForcer = elt("div", "\u00a0", null, "position: absolute; height: " + scrollerCutOff + "px");
+ // Will contain the gutters, if any
+ d.gutters = elt("div", null, "CodeMirror-gutters");
+ d.lineGutter = null;
+ // Helper element to properly size the gutter backgrounds
+ var scrollerInner = elt("div", [d.sizer, d.heightForcer, d.gutters], null, "position: relative; min-height: 100%");
+ // Provides scrolling
+ d.scroller = elt("div", [scrollerInner], "CodeMirror-scroll");
+ d.scroller.setAttribute("tabIndex", "-1");
+ // The element in which the editor lives.
+ d.wrapper = elt("div", [d.inputDiv, d.scrollbarH, d.scrollbarV,
+ d.scrollbarFiller, d.scroller], "CodeMirror");
+ // Work around IE7 z-index bug
+ if (ie_lt8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; }
+ if (place.appendChild) place.appendChild(d.wrapper); else place(d.wrapper);
+
+ // Needed to hide big blue blinking cursor on Mobile Safari
+ if (ios) input.style.width = "0px";
+ if (!webkit) d.scroller.draggable = true;
+ // Needed to handle Tab key in KHTML
+ if (khtml) { d.inputDiv.style.height = "1px"; d.inputDiv.style.position = "absolute"; }
+ // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8).
+ else if (ie_lt8) d.scrollbarH.style.minWidth = d.scrollbarV.style.minWidth = "18px";
+
+ // Current visible range (may be bigger than the view window).
+ d.viewOffset = d.showingFrom = d.showingTo = d.lastSizeC = 0;
+
+ // Used to only resize the line number gutter when necessary (when
+ // the amount of lines crosses a boundary that makes its width change)
+ d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null;
+ // See readInput and resetInput
+ d.prevInput = "";
+ // Set to true when a non-horizontal-scrolling widget is added. As
+ // an optimization, widget aligning is skipped when d is false.
+ d.alignWidgets = false;
+ // Flag that indicates whether we currently expect input to appear
+ // (after some event like 'keypress' or 'input') and are polling
+ // intensively.
+ d.pollingFast = false;
+ // Self-resetting timeout for the poller
+ d.poll = new Delayed();
+ // True when a drag from the editor is active
+ d.draggingText = false;
+
+ d.cachedCharWidth = d.cachedTextHeight = null;
+ d.measureLineCache = [];
+ d.measureLineCachePos = 0;
+
+ // Tracks when resetInput has punted to just putting a short
+ // string instead of the (large) selection.
+ d.inaccurateSelection = false;
+
+ // Used to adjust overwrite behaviour when a paste has been
+ // detected
+ d.pasteIncoming = false;
+
+ // Used for measuring wheel scrolling granularity
+ d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null;
+
+ return d;
+ }
+
+ // VIEW CONSTRUCTOR
+
+ function makeView(doc) {
+ var selPos = {line: 0, ch: 0};
+ return {
+ doc: doc,
+ // frontier is the point up to which the content has been parsed,
+ frontier: 0, highlight: new Delayed(),
+ sel: {from: selPos, to: selPos, head: selPos, anchor: selPos, shift: false, extend: false},
+ scrollTop: 0, scrollLeft: 0,
+ overwrite: false, focused: false,
+ // Tracks the maximum line length so that
+ // the horizontal scrollbar can be kept
+ // static when scrolling.
+ maxLine: getLine(doc, 0),
+ maxLineLength: 0,
+ maxLineChanged: false,
+ suppressEdits: false,
+ goalColumn: null,
+ cantEdit: false,
+ keyMaps: [],
+ overlays: [],
+ modeGen: 0
+ };
+ }
+
+ // STATE UPDATES
+
+ // Used to get the editor into a consistent state again when options change.
+
+ function loadMode(cm) {
+ var doc = cm.view.doc;
+ cm.view.mode = CodeMirror.getMode(cm.options, cm.options.mode);
+ doc.iter(0, doc.size, function(line) {
+ if (line.stateAfter) line.stateAfter = null;
+ if (line.styles) line.styles = null;
+ });
+ cm.view.frontier = 0;
+ startWorker(cm, 100);
+ cm.view.modeGen++;
+ if (cm.curOp) regChange(cm, 0, doc.size);
+ }
+
+ function wrappingChanged(cm) {
+ var doc = cm.view.doc, th = textHeight(cm.display);
+ if (cm.options.lineWrapping) {
+ cm.display.wrapper.className += " CodeMirror-wrap";
+ var perLine = cm.display.scroller.clientWidth / charWidth(cm.display) - 3;
+ doc.iter(0, doc.size, function(line) {
+ if (line.height == 0) return;
+ var guess = Math.ceil(line.text.length / perLine) || 1;
+ if (guess != 1) updateLineHeight(line, guess * th);
+ });
+ cm.display.sizer.style.minWidth = "";
+ } else {
+ cm.display.wrapper.className = cm.display.wrapper.className.replace(" CodeMirror-wrap", "");
+ computeMaxLength(cm.view);
+ doc.iter(0, doc.size, function(line) {
+ if (line.height != 0) updateLineHeight(line, th);
+ });
+ }
+ regChange(cm, 0, doc.size);
+ clearCaches(cm);
+ setTimeout(function(){updateScrollbars(cm.display, cm.view.doc.height);}, 100);
+ }
+
+ function keyMapChanged(cm) {
+ var style = keyMap[cm.options.keyMap].style;
+ cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-keymap-\S+/g, "") +
+ (style ? " cm-keymap-" + style : "");
+ }
+
+ function themeChanged(cm) {
+ cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") +
+ cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-");
+ clearCaches(cm);
+ }
+
+ function guttersChanged(cm) {
+ updateGutters(cm);
+ updateDisplay(cm, true);
+ }
+
+ function updateGutters(cm) {
+ var gutters = cm.display.gutters, specs = cm.options.gutters;
+ removeChildren(gutters);
+ for (var i = 0; i < specs.length; ++i) {
+ var gutterClass = specs[i];
+ var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass));
+ if (gutterClass == "CodeMirror-linenumbers") {
+ cm.display.lineGutter = gElt;
+ gElt.style.width = (cm.display.lineNumWidth || 1) + "px";
+ }
+ }
+ gutters.style.display = i ? "" : "none";
+ }
+
+ function lineLength(doc, line) {
+ if (line.height == 0) return 0;
+ var len = line.text.length, merged, cur = line;
+ while (merged = collapsedSpanAtStart(cur)) {
+ var found = merged.find();
+ cur = getLine(doc, found.from.line);
+ len += found.from.ch - found.to.ch;
+ }
+ cur = line;
+ while (merged = collapsedSpanAtEnd(cur)) {
+ var found = merged.find();
+ len -= cur.text.length - found.from.ch;
+ cur = getLine(doc, found.to.line);
+ len += cur.text.length - found.to.ch;
+ }
+ return len;
+ }
+
+ function computeMaxLength(view) {
+ view.maxLine = getLine(view.doc, 0);
+ view.maxLineLength = lineLength(view.doc, view.maxLine);
+ view.maxLineChanged = true;
+ view.doc.iter(1, view.doc.size, function(line) {
+ var len = lineLength(view.doc, line);
+ if (len > view.maxLineLength) {
+ view.maxLineLength = len;
+ view.maxLine = line;
+ }
+ });
+ }
+
+ // Make sure the gutters options contains the element
+ // "CodeMirror-linenumbers" when the lineNumbers option is true.
+ function setGuttersForLineNumbers(options) {
+ var found = false;
+ for (var i = 0; i < options.gutters.length; ++i) {
+ if (options.gutters[i] == "CodeMirror-linenumbers") {
+ if (options.lineNumbers) found = true;
+ else options.gutters.splice(i--, 1);
+ }
+ }
+ if (!found && options.lineNumbers)
+ options.gutters.push("CodeMirror-linenumbers");
+ }
+
+ // SCROLLBARS
+
+ // Re-synchronize the fake scrollbars with the actual size of the
+ // content. Optionally force a scrollTop.
+ function updateScrollbars(d /* display */, docHeight) {
+ var totalHeight = docHeight + 2 * paddingTop(d);
+ d.sizer.style.minHeight = d.heightForcer.style.top = totalHeight + "px";
+ var scrollHeight = Math.max(totalHeight, d.scroller.scrollHeight);
+ var needsH = d.scroller.scrollWidth > d.scroller.clientWidth;
+ var needsV = scrollHeight > d.scroller.clientHeight;
+ if (needsV) {
+ d.scrollbarV.style.display = "block";
+ d.scrollbarV.style.bottom = needsH ? scrollbarWidth(d.measure) + "px" : "0";
+ d.scrollbarV.firstChild.style.height =
+ (scrollHeight - d.scroller.clientHeight + d.scrollbarV.clientHeight) + "px";
+ } else d.scrollbarV.style.display = "";
+ if (needsH) {
+ d.scrollbarH.style.display = "block";
+ d.scrollbarH.style.right = needsV ? scrollbarWidth(d.measure) + "px" : "0";
+ d.scrollbarH.firstChild.style.width =
+ (d.scroller.scrollWidth - d.scroller.clientWidth + d.scrollbarH.clientWidth) + "px";
+ } else d.scrollbarH.style.display = "";
+ if (needsH && needsV) {
+ d.scrollbarFiller.style.display = "block";
+ d.scrollbarFiller.style.height = d.scrollbarFiller.style.width = scrollbarWidth(d.measure) + "px";
+ } else d.scrollbarFiller.style.display = "";
+
+ if (mac_geLion && scrollbarWidth(d.measure) === 0)
+ d.scrollbarV.style.minWidth = d.scrollbarH.style.minHeight = mac_geMountainLion ? "18px" : "12px";
+ }
+
+ function visibleLines(display, doc, viewPort) {
+ var top = display.scroller.scrollTop, height = display.wrapper.clientHeight;
+ if (typeof viewPort == "number") top = viewPort;
+ else if (viewPort) {top = viewPort.top; height = viewPort.bottom - viewPort.top;}
+ top = Math.floor(top - paddingTop(display));
+ var bottom = Math.ceil(top + height);
+ return {from: lineAtHeight(doc, top), to: lineAtHeight(doc, bottom)};
+ }
+
+ // LINE NUMBERS
+
+ function alignHorizontally(cm) {
+ var display = cm.display;
+ if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) return;
+ var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.view.scrollLeft;
+ var gutterW = display.gutters.offsetWidth, l = comp + "px";
+ for (var n = display.lineDiv.firstChild; n; n = n.nextSibling) if (n.alignable) {
+ for (var i = 0, a = n.alignable; i < a.length; ++i) a[i].style.left = l;
+ }
+ if (cm.options.fixedGutter)
+ display.gutters.style.left = (comp + gutterW) + "px";
+ }
+
+ function maybeUpdateLineNumberWidth(cm) {
+ if (!cm.options.lineNumbers) return false;
+ var doc = cm.view.doc, last = lineNumberFor(cm.options, doc.size - 1), display = cm.display;
+ if (last.length != display.lineNumChars) {
+ var test = display.measure.appendChild(elt("div", [elt("div", last)],
+ "CodeMirror-linenumber CodeMirror-gutter-elt"));
+ var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW;
+ display.lineGutter.style.width = "";
+ display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding);
+ display.lineNumWidth = display.lineNumInnerWidth + padding;
+ display.lineNumChars = display.lineNumInnerWidth ? last.length : -1;
+ display.lineGutter.style.width = display.lineNumWidth + "px";
+ return true;
+ }
+ return false;
+ }
+
+ function lineNumberFor(options, i) {
+ return String(options.lineNumberFormatter(i + options.firstLineNumber));
+ }
+ function compensateForHScroll(display) {
+ return display.scroller.getBoundingClientRect().left - display.sizer.getBoundingClientRect().left;
+ }
+
+ // DISPLAY DRAWING
+
+ function updateDisplay(cm, changes, viewPort) {
+ var oldFrom = cm.display.showingFrom, oldTo = cm.display.showingTo;
+ var updated = updateDisplayInner(cm, changes, viewPort);
+ if (updated) {
+ signalLater(cm, cm, "update", cm);
+ if (cm.display.showingFrom != oldFrom || cm.display.showingTo != oldTo)
+ signalLater(cm, cm, "viewportChange", cm, cm.display.showingFrom, cm.display.showingTo);
+ }
+ updateSelection(cm);
+ updateScrollbars(cm.display, cm.view.doc.height);
+
+ return updated;
+ }
+
+ // Uses a set of changes plus the current scroll position to
+ // determine which DOM updates have to be made, and makes the
+ // updates.
+ function updateDisplayInner(cm, changes, viewPort) {
+ var display = cm.display, doc = cm.view.doc;
+ if (!display.wrapper.clientWidth) {
+ display.showingFrom = display.showingTo = display.viewOffset = 0;
+ return;
+ }
+
+ // Compute the new visible window
+ // If scrollTop is specified, use that to determine which lines
+ // to render instead of the current scrollbar position.
+ var visible = visibleLines(display, doc, viewPort);
+ // Bail out if the visible area is already rendered and nothing changed.
+ if (changes !== true && changes.length == 0 &&
+ visible.from > display.showingFrom && visible.to < display.showingTo)
+ return;
+
+ if (changes && maybeUpdateLineNumberWidth(cm))
+ changes = true;
+ var gutterW = display.sizer.style.marginLeft = display.gutters.offsetWidth + "px";
+ display.scrollbarH.style.left = cm.options.fixedGutter ? gutterW : "0";
+
+ // When merged lines are present, the line that needs to be
+ // redrawn might not be the one that was changed.
+ if (changes !== true && sawCollapsedSpans)
+ for (var i = 0; i < changes.length; ++i) {
+ var ch = changes[i], merged;
+ while (merged = collapsedSpanAtStart(getLine(doc, ch.from))) {
+ var from = merged.find().from.line;
+ if (ch.diff) ch.diff -= ch.from - from;
+ ch.from = from;
+ }
+ }
+
+ // Used to determine which lines need their line numbers updated
+ var positionsChangedFrom = changes === true ? 0 : Infinity;
+ if (cm.options.lineNumbers && changes && changes !== true)
+ for (var i = 0; i < changes.length; ++i)
+ if (changes[i].diff) { positionsChangedFrom = changes[i].from; break; }
+
+ var from = Math.max(visible.from - cm.options.viewportMargin, 0);
+ var to = Math.min(doc.size, visible.to + cm.options.viewportMargin);
+ if (display.showingFrom < from && from - display.showingFrom < 20) from = display.showingFrom;
+ if (display.showingTo > to && display.showingTo - to < 20) to = Math.min(doc.size, display.showingTo);
+ if (sawCollapsedSpans) {
+ from = lineNo(visualLine(doc, getLine(doc, from)));
+ while (to < doc.size && lineIsHidden(getLine(doc, to))) ++to;
+ }
+
+ // Create a range of theoretically intact lines, and punch holes
+ // in that using the change info.
+ var intact = changes === true ? [] :
+ computeIntact([{from: display.showingFrom, to: display.showingTo}], changes);
+ // Clip off the parts that won't be visible
+ var intactLines = 0;
+ for (var i = 0; i < intact.length; ++i) {
+ var range = intact[i];
+ if (range.from < from) range.from = from;
+ if (range.to > to) range.to = to;
+ if (range.from >= range.to) intact.splice(i--, 1);
+ else intactLines += range.to - range.from;
+ }
+ if (intactLines == to - from && from == display.showingFrom && to == display.showingTo)
+ return;
+ intact.sort(function(a, b) {return a.from - b.from;});
+
+ var focused = document.activeElement;
+ if (intactLines < (to - from) * .7) display.lineDiv.style.display = "none";
+ patchDisplay(cm, from, to, intact, positionsChangedFrom);
+ display.lineDiv.style.display = "";
+ if (document.activeElement != focused && focused.offsetHeight) focused.focus();
+
+ var different = from != display.showingFrom || to != display.showingTo ||
+ display.lastSizeC != display.wrapper.clientHeight;
+ // This is just a bogus formula that detects when the editor is
+ // resized or the font size changes.
+ if (different) display.lastSizeC = display.wrapper.clientHeight;
+ display.showingFrom = from; display.showingTo = to;
+ startWorker(cm, 100);
+
+ var prevBottom = display.lineDiv.offsetTop;
+ for (var node = display.lineDiv.firstChild, height; node; node = node.nextSibling) if (node.lineObj) {
+ if (ie_lt8) {
+ var bot = node.offsetTop + node.offsetHeight;
+ height = bot - prevBottom;
+ prevBottom = bot;
+ } else {
+ var box = node.getBoundingClientRect();
+ height = box.bottom - box.top;
+ }
+ var diff = node.lineObj.height - height;
+ if (height < 2) height = textHeight(display);
+ if (diff > .001 || diff < -.001) {
+ updateLineHeight(node.lineObj, height);
+ var widgets = node.lineObj.widgets;
+ if (widgets) for (var i = 0; i < widgets.length; ++i)
+ widgets[i].height = widgets[i].node.offsetHeight;
+ }
+ }
+ display.viewOffset = heightAtLine(cm, getLine(doc, from));
+ // Position the mover div to align with the current virtual scroll position
+ display.mover.style.top = display.viewOffset + "px";
+
+ if (visibleLines(display, doc, viewPort).to >= to)
+ updateDisplayInner(cm, [], viewPort);
+ return true;
+ }
+
+ function computeIntact(intact, changes) {
+ for (var i = 0, l = changes.length || 0; i < l; ++i) {
+ var change = changes[i], intact2 = [], diff = change.diff || 0;
+ for (var j = 0, l2 = intact.length; j < l2; ++j) {
+ var range = intact[j];
+ if (change.to <= range.from && change.diff) {
+ intact2.push({from: range.from + diff, to: range.to + diff});
+ } else if (change.to <= range.from || change.from >= range.to) {
+ intact2.push(range);
+ } else {
+ if (change.from > range.from)
+ intact2.push({from: range.from, to: change.from});
+ if (change.to < range.to)
+ intact2.push({from: change.to + diff, to: range.to + diff});
+ }
+ }
+ intact = intact2;
+ }
+ return intact;
+ }
+
+ function getDimensions(cm) {
+ var d = cm.display, left = {}, width = {};
+ for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) {
+ left[cm.options.gutters[i]] = n.offsetLeft;
+ width[cm.options.gutters[i]] = n.offsetWidth;
+ }
+ return {fixedPos: compensateForHScroll(d),
+ gutterTotalWidth: d.gutters.offsetWidth,
+ gutterLeft: left,
+ gutterWidth: width,
+ wrapperWidth: d.wrapper.clientWidth};
+ }
+
+ function patchDisplay(cm, from, to, intact, updateNumbersFrom) {
+ var dims = getDimensions(cm);
+ var display = cm.display, lineNumbers = cm.options.lineNumbers;
+ if (!intact.length && (!webkit || !cm.display.currentWheelTarget))
+ removeChildren(display.lineDiv);
+ var container = display.lineDiv, cur = container.firstChild;
+
+ function rm(node) {
+ var next = node.nextSibling;
+ if (webkit && mac && cm.display.currentWheelTarget == node) {
+ node.style.display = "none";
+ node.lineObj = null;
+ } else {
+ node.parentNode.removeChild(node);
+ }
+ return next;
+ }
+
+ var nextIntact = intact.shift(), lineNo = from;
+ cm.view.doc.iter(from, to, function(line) {
+ if (nextIntact && nextIntact.to == lineNo) nextIntact = intact.shift();
+ if (lineIsHidden(line)) {
+ if (line.height != 0) updateLineHeight(line, 0);
+ if (line.widgets && cur.previousSibling) for (var i = 0; i < line.widgets.length; ++i)
+ if (line.widgets[i].showIfHidden) {
+ var prev = cur.previousSibling;
+ if (prev.nodeType == "pre") {
+ var wrap = elt("div", null, null, "position: relative");
+ prev.parentNode.replaceChild(wrap, prev);
+ wrap.appendChild(prev);
+ prev = wrap;
+ }
+ prev.appendChild(buildLineWidget(line.widgets[i], prev, dims));
+ }
+ } else if (nextIntact && nextIntact.from <= lineNo && nextIntact.to > lineNo) {
+ // This line is intact. Skip to the actual node. Update its
+ // line number if needed.
+ while (cur.lineObj != line) cur = rm(cur);
+ if (lineNumbers && updateNumbersFrom <= lineNo && cur.lineNumber)
+ setTextContent(cur.lineNumber, lineNumberFor(cm.options, lineNo));
+ cur = cur.nextSibling;
+ } else {
+ // This line needs to be generated.
+ var lineNode = buildLineElement(cm, line, lineNo, dims);
+ container.insertBefore(lineNode, cur);
+ lineNode.lineObj = line;
+ }
+ ++lineNo;
+ });
+ while (cur) cur = rm(cur);
+ }
+
+ function buildLineElement(cm, line, lineNo, dims) {
+ var lineElement = lineContent(cm, line);
+ var markers = line.gutterMarkers, display = cm.display;
+
+ if (!cm.options.lineNumbers && !markers && !line.bgClass && !line.wrapClass &&
+ (!line.widgets || !line.widgets.length)) return lineElement;
+
+ // Lines with gutter elements or a background class need
+ // to be wrapped again, and have the extra elements added
+ // to the wrapper div
+
+ var wrap = elt("div", null, line.wrapClass, "position: relative");
+ if (cm.options.lineNumbers || markers) {
+ var gutterWrap = wrap.appendChild(elt("div", null, null, "position: absolute; left: " +
+ (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px"));
+ if (cm.options.fixedGutter) wrap.alignable = [gutterWrap];
+ if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"]))
+ wrap.lineNumber = gutterWrap.appendChild(
+ elt("div", lineNumberFor(cm.options, lineNo),
+ "CodeMirror-linenumber CodeMirror-gutter-elt",
+ "left: " + dims.gutterLeft["CodeMirror-linenumbers"] + "px; width: "
+ + display.lineNumInnerWidth + "px"));
+ if (markers)
+ for (var k = 0; k < cm.options.gutters.length; ++k) {
+ var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id];
+ if (found)
+ gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt", "left: " +
+ dims.gutterLeft[id] + "px; width: " + dims.gutterWidth[id] + "px"));
+ }
+ }
+ // Kludge to make sure the styled element lies behind the selection (by z-index)
+ if (line.bgClass)
+ wrap.appendChild(elt("div", "\u00a0", line.bgClass + " CodeMirror-linebackground"));
+ wrap.appendChild(lineElement);
+ if (line.widgets) for (var i = 0, ws = line.widgets; i < ws.length; ++i) {
+ var widget = ws[i], node = buildLineWidget(widget, wrap, dims);
+ if (widget.above)
+ wrap.insertBefore(node, cm.options.lineNumbers && line.height != 0 ? gutterWrap : lineElement);
+ else
+ wrap.appendChild(node);
+ }
+ if (ie_lt8) wrap.style.zIndex = 2;
+ return wrap;
+ }
+
+ function buildLineWidget(widget, wrap, dims) {
+ var node = elt("div", [widget.node], "CodeMirror-linewidget");
+ node.widget = widget;
+ if (widget.noHScroll) {
+ (wrap.alignable || (wrap.alignable = [])).push(node);
+ var width = dims.wrapperWidth;
+ node.style.left = dims.fixedPos + "px";
+ if (!widget.coverGutter) {
+ width -= dims.gutterTotalWidth;
+ node.style.paddingLeft = dims.gutterTotalWidth + "px";
+ }
+ node.style.width = width + "px";
+ }
+ if (widget.coverGutter) {
+ node.style.zIndex = 5;
+ node.style.position = "relative";
+ if (!widget.noHScroll) node.style.marginLeft = -dims.gutterTotalWidth + "px";
+ }
+ return node;
+ }
+
+ // SELECTION / CURSOR
+
+ function updateSelection(cm) {
+ var display = cm.display;
+ var collapsed = posEq(cm.view.sel.from, cm.view.sel.to);
+ if (collapsed || cm.options.showCursorWhenSelecting)
+ updateSelectionCursor(cm);
+ else
+ display.cursor.style.display = display.otherCursor.style.display = "none";
+ if (!collapsed)
+ updateSelectionRange(cm);
+ else
+ display.selectionDiv.style.display = "none";
+
+ // Move the hidden textarea near the cursor to prevent scrolling artifacts
+ var headPos = cursorCoords(cm, cm.view.sel.head, "div");
+ var wrapOff = display.wrapper.getBoundingClientRect(), lineOff = display.lineDiv.getBoundingClientRect();
+ display.inputDiv.style.top = Math.max(0, Math.min(display.wrapper.clientHeight - 10,
+ headPos.top + lineOff.top - wrapOff.top)) + "px";
+ display.inputDiv.style.left = Math.max(0, Math.min(display.wrapper.clientWidth - 10,
+ headPos.left + lineOff.left - wrapOff.left)) + "px";
+ }
+
+ // No selection, plain cursor
+ function updateSelectionCursor(cm) {
+ var display = cm.display, pos = cursorCoords(cm, cm.view.sel.head, "div");
+ display.cursor.style.left = pos.left + "px";
+ display.cursor.style.top = pos.top + "px";
+ display.cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px";
+ display.cursor.style.display = "";
+
+ if (pos.other) {
+ display.otherCursor.style.display = "";
+ display.otherCursor.style.left = pos.other.left + "px";
+ display.otherCursor.style.top = pos.other.top + "px";
+ display.otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px";
+ } else { display.otherCursor.style.display = "none"; }
+ }
+
+ // Highlight selection
+ function updateSelectionRange(cm) {
+ var display = cm.display, doc = cm.view.doc, sel = cm.view.sel;
+ var fragment = document.createDocumentFragment();
+ var clientWidth = display.lineSpace.offsetWidth, pl = paddingLeft(cm.display);
+
+ function add(left, top, width, bottom) {
+ if (top < 0) top = 0;
+ fragment.appendChild(elt("div", null, "CodeMirror-selected", "position: absolute; left: " + left +
+ "px; top: " + top + "px; width: " + (width == null ? clientWidth - left : width) +
+ "px; height: " + (bottom - top) + "px"));
+ }
+
+ function drawForLine(line, fromArg, toArg, retTop) {
+ var lineObj = getLine(doc, line);
+ var lineLen = lineObj.text.length, rVal = retTop ? Infinity : -Infinity;
+ function coords(ch) {
+ return charCoords(cm, {line: line, ch: ch}, "div", lineObj);
+ }
+
+ iterateBidiSections(getOrder(lineObj), fromArg || 0, toArg == null ? lineLen : toArg, function(from, to, dir) {
+ var leftPos = coords(dir == "rtl" ? to - 1 : from);
+ var rightPos = coords(dir == "rtl" ? from : to - 1);
+ var left = leftPos.left, right = rightPos.right;
+ if (rightPos.top - leftPos.top > 3) { // Different lines, draw top part
+ add(left, leftPos.top, null, leftPos.bottom);
+ left = pl;
+ if (leftPos.bottom < rightPos.top) add(left, leftPos.bottom, null, rightPos.top);
+ }
+ if (toArg == null && to == lineLen) right = clientWidth;
+ if (fromArg == null && from == 0) left = pl;
+ rVal = retTop ? Math.min(rightPos.top, rVal) : Math.max(rightPos.bottom, rVal);
+ if (left < pl + 1) left = pl;
+ add(left, rightPos.top, right - left, rightPos.bottom);
+ });
+ return rVal;
+ }
+
+ if (sel.from.line == sel.to.line) {
+ drawForLine(sel.from.line, sel.from.ch, sel.to.ch);
+ } else {
+ var fromObj = getLine(doc, sel.from.line);
+ var cur = fromObj, merged, path = [sel.from.line, sel.from.ch], singleLine;
+ while (merged = collapsedSpanAtEnd(cur)) {
+ var found = merged.find();
+ path.push(found.from.ch, found.to.line, found.to.ch);
+ if (found.to.line == sel.to.line) {
+ path.push(sel.to.ch);
+ singleLine = true;
+ break;
+ }
+ cur = getLine(doc, found.to.line);
+ }
+
+ // This is a single, merged line
+ if (singleLine) {
+ for (var i = 0; i < path.length; i += 3)
+ drawForLine(path[i], path[i+1], path[i+2]);
+ } else {
+ var middleTop, middleBot, toObj = getLine(doc, sel.to.line);
+ if (sel.from.ch)
+ // Draw the first line of selection.
+ middleTop = drawForLine(sel.from.line, sel.from.ch, null, false);
+ else
+ // Simply include it in the middle block.
+ middleTop = heightAtLine(cm, fromObj) - display.viewOffset;
+
+ if (!sel.to.ch)
+ middleBot = heightAtLine(cm, toObj) - display.viewOffset;
+ else
+ middleBot = drawForLine(sel.to.line, collapsedSpanAtStart(toObj) ? null : 0, sel.to.ch, true);
+
+ if (middleTop < middleBot) add(pl, middleTop, null, middleBot);
+ }
+ }
+
+ removeChildrenAndAdd(display.selectionDiv, fragment);
+ display.selectionDiv.style.display = "";
+ }
+
+ // Cursor-blinking
+ function restartBlink(cm) {
+ var display = cm.display;
+ clearInterval(display.blinker);
+ var on = true;
+ display.cursor.style.visibility = display.otherCursor.style.visibility = "";
+ display.blinker = setInterval(function() {
+ if (!display.cursor.offsetHeight) return;
+ display.cursor.style.visibility = display.otherCursor.style.visibility = (on = !on) ? "" : "hidden";
+ }, cm.options.cursorBlinkRate);
+ }
+
+ // HIGHLIGHT WORKER
+
+ function startWorker(cm, time) {
+ if (cm.view.mode.startState && cm.view.frontier < cm.display.showingTo)
+ cm.view.highlight.set(time, bind(highlightWorker, cm));
+ }
+
+ function highlightWorker(cm) {
+ var view = cm.view, doc = view.doc;
+ if (view.frontier >= cm.display.showingTo) return;
+ var end = +new Date + cm.options.workTime;
+ var state = copyState(view.mode, getStateBefore(cm, view.frontier));
+ var changed = [], prevChange;
+ doc.iter(view.frontier, Math.min(doc.size, cm.display.showingTo + 500), function(line) {
+ if (view.frontier >= cm.display.showingFrom) { // Visible
+ var oldStyles = line.styles;
+ line.styles = highlightLine(cm, line, state);
+ var ischange = !oldStyles || oldStyles.length != line.styles.length;
+ for (var i = 0; !ischange && i < oldStyles.length; ++i)
+ ischange = oldStyles[i] != line.styles[i];
+ if (ischange) {
+ if (prevChange && prevChange.end == view.frontier) prevChange.end++;
+ else changed.push(prevChange = {start: view.frontier, end: view.frontier + 1});
+