diff options
author | Wu Cheng-Han | 2015-05-04 15:53:29 +0800 |
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committer | Wu Cheng-Han | 2015-05-04 15:53:29 +0800 |
commit | 4b0ca55eb79e963523eb6c8197825e9e8ae904e2 (patch) | |
tree | 574f3923af77b37b41dbf1b00bcd7827ef724a28 /public/vendor/codemirror/addon/lint/lint.js | |
parent | 61eb11d23c65c9e5c493c67d055f785cbec139e2 (diff) |
First commit, version 0.2.7
Diffstat (limited to 'public/vendor/codemirror/addon/lint/lint.js')
-rwxr-xr-x | public/vendor/codemirror/addon/lint/lint.js | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/public/vendor/codemirror/addon/lint/lint.js b/public/vendor/codemirror/addon/lint/lint.js new file mode 100755 index 00000000..c7e09396 --- /dev/null +++ b/public/vendor/codemirror/addon/lint/lint.js @@ -0,0 +1,207 @@ +// CodeMirror, copyright (c) by Marijn Haverbeke and others +// Distributed under an MIT license: http://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) { + "use strict"; + var GUTTER_ID = "CodeMirror-lint-markers"; + + function showTooltip(e, content) { + var tt = document.createElement("div"); + tt.className = "CodeMirror-lint-tooltip"; + tt.appendChild(content.cloneNode(true)); + document.body.appendChild(tt); + + function position(e) { + if (!tt.parentNode) return CodeMirror.off(document, "mousemove", position); + tt.style.top = Math.max(0, e.clientY - tt.offsetHeight - 5) + "px"; + tt.style.left = (e.clientX + 5) + "px"; + } + CodeMirror.on(document, "mousemove", position); + position(e); + if (tt.style.opacity != null) tt.style.opacity = 1; + return tt; + } + function rm(elt) { + if (elt.parentNode) elt.parentNode.removeChild(elt); + } + function hideTooltip(tt) { + if (!tt.parentNode) return; + if (tt.style.opacity == null) rm(tt); + tt.style.opacity = 0; + setTimeout(function() { rm(tt); }, 600); + } + + function showTooltipFor(e, content, node) { + var tooltip = showTooltip(e, content); + function hide() { + CodeMirror.off(node, "mouseout", hide); + if (tooltip) { hideTooltip(tooltip); tooltip = null; } + } + var poll = setInterval(function() { + if (tooltip) for (var n = node;; n = n.parentNode) { + if (n && n.nodeType == 11) n = n.host; + if (n == document.body) return; + if (!n) { hide(); break; } + } + if (!tooltip) return clearInterval(poll); + }, 400); + CodeMirror.on(node, "mouseout", hide); + } + + function LintState(cm, options, hasGutter) { + this.marked = []; + this.options = options; + this.timeout = null; + this.hasGutter = hasGutter; + this.onMouseOver = function(e) { onMouseOver(cm, e); }; + } + + function parseOptions(cm, options) { + if (options instanceof Function) return {getAnnotations: options}; + if (!options || options === true) options = {}; + if (!options.getAnnotations) options.getAnnotations = cm.getHelper(CodeMirror.Pos(0, 0), "lint"); + if (!options.getAnnotations) throw new Error("Required option 'getAnnotations' missing (lint addon)"); + return options; + } + + function clearMarks(cm) { + var state = cm.state.lint; + if (state.hasGutter) cm.clearGutter(GUTTER_ID); + for (var i = 0; i < state.marked.length; ++i) + state.marked[i].clear(); + state.marked.length = 0; + } + + function makeMarker(labels, severity, multiple, tooltips) { + var marker = document.createElement("div"), inner = marker; + marker.className = "CodeMirror-lint-marker-" + severity; + if (multiple) { + inner = marker.appendChild(document.createElement("div")); + inner.className = "CodeMirror-lint-marker-multiple"; + } + + if (tooltips != false) CodeMirror.on(inner, "mouseover", function(e) { + showTooltipFor(e, labels, inner); + }); + + return marker; + } + + function getMaxSeverity(a, b) { + if (a == "error") return a; + else return b; + } + + function groupByLine(annotations) { + var lines = []; + for (var i = 0; i < annotations.length; ++i) { + var ann = annotations[i], line = ann.from.line; + (lines[line] || (lines[line] = [])).push(ann); + } + return lines; + } + + function annotationTooltip(ann) { + var severity = ann.severity; + if (!severity) severity = "error"; + var tip = document.createElement("div"); + tip.className = "CodeMirror-lint-message-" + severity; + tip.appendChild(document.createTextNode(ann.message)); + return tip; + } + + function startLinting(cm) { + var state = cm.state.lint, options = state.options; + var passOptions = options.options || options; // Support deprecated passing of `options` property in options + if (options.async || options.getAnnotations.async) + options.getAnnotations(cm.getValue(), updateLinting, passOptions, cm); + else + updateLinting(cm, options.getAnnotations(cm.getValue(), passOptions, cm)); + } + + function updateLinting(cm, annotationsNotSorted) { + clearMarks(cm); + var state = cm.state.lint, options = state.options; + + var annotations = groupByLine(annotationsNotSorted); + + for (var line = 0; line < annotations.length; ++line) { + var anns = annotations[line]; + if (!anns) continue; + + var maxSeverity = null; + var tipLabel = state.hasGutter && document.createDocumentFragment(); + + for (var i = 0; i < anns.length; ++i) { + var ann = anns[i]; + var severity = ann.severity; + if (!severity) severity = "error"; + maxSeverity = getMaxSeverity(maxSeverity, severity); + + if (options.formatAnnotation) ann = options.formatAnnotation(ann); + if (state.hasGutter) tipLabel.appendChild(annotationTooltip(ann)); + + if (ann.to) state.marked.push(cm.markText(ann.from, ann.to, { + className: "CodeMirror-lint-mark-" + severity, + __annotation: ann + })); + } + + if (state.hasGutter) + cm.setGutterMarker(line, GUTTER_ID, makeMarker(tipLabel, maxSeverity, anns.length > 1, + state.options.tooltips)); + } + if (options.onUpdateLinting) options.onUpdateLinting(annotationsNotSorted, annotations, cm); + } + + function onChange(cm) { + var state = cm.state.lint; + if (!state) return; + clearTimeout(state.timeout); + state.timeout = setTimeout(function(){startLinting(cm);}, state.options.delay || 500); + } + + function popupSpanTooltip(ann, e) { + var target = e.target || e.srcElement; + showTooltipFor(e, annotationTooltip(ann), target); + } + + function onMouseOver(cm, e) { + var target = e.target || e.srcElement; + if (!/\bCodeMirror-lint-mark-/.test(target.className)) return; + var box = target.getBoundingClientRect(), x = (box.left + box.right) / 2, y = (box.top + box.bottom) / 2; + var spans = cm.findMarksAt(cm.coordsChar({left: x, top: y}, "client")); + for (var i = 0; i < spans.length; ++i) { + var ann = spans[i].__annotation; + if (ann) return popupSpanTooltip(ann, e); + } + } + + CodeMirror.defineOption("lint", false, function(cm, val, old) { + if (old && old != CodeMirror.Init) { + clearMarks(cm); + cm.off("change", onChange); + CodeMirror.off(cm.getWrapperElement(), "mouseover", cm.state.lint.onMouseOver); + clearTimeout(cm.state.lint.timeout); + delete cm.state.lint; + } + + if (val) { + var gutters = cm.getOption("gutters"), hasLintGutter = false; + for (var i = 0; i < gutters.length; ++i) if (gutters[i] == GUTTER_ID) hasLintGutter = true; + var state = cm.state.lint = new LintState(cm, parseOptions(cm, val), hasLintGutter); + cm.on("change", onChange); + if (state.options.tooltips != false) + CodeMirror.on(cm.getWrapperElement(), "mouseover", state.onMouseOver); + + startLinting(cm); + } + }); +}); |