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编辑当前文件:/home2/sdektunc/.trash/media.3/vendor/codemirror/addon/lint/lint.js

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://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";
  var LINT_LINE_ID = "CodeMirror-lint-line-";

function showTooltip(cm, e, content) {
    var tt = document.createElement("div");
    tt.className = "CodeMirror-lint-tooltip cm-s-" + cm.options.theme;
    tt.appendChild(content.cloneNode(true));
    if (cm.state.lint.options.selfContain)
      cm.getWrapperElement().appendChild(tt);
    else
      document.body.appendChild(tt);

var defaults = {
    highlightLines: false,
    tooltips: true,
    delay: 500,
    lintOnChange: true,
    getAnnotations: null,
    async: false,
    selfContain: null,
    formatAnnotation: null,
    onUpdateLinting: null
  }

function clearMarks(cm) {
    var state = cm.state.lint;
    if (state.hasGutter) cm.clearGutter(GUTTER_ID);
    if (state.options.highlightLines) clearErrorLines(cm);
    for (var i = 0; i < state.marked.length; ++i)
      state.marked[i].clear();
    state.marked.length = 0;
  }

function clearErrorLines(cm) {
    cm.eachLine(function(line) {
      var has = line.wrapClass && /\bCodeMirror-lint-line-\w+\b/.exec(line.wrapClass);
      if (has) cm.removeLineClass(line, "wrap", has[0]);
    })
  }

function makeMarker(cm, labels, severity, multiple, tooltips) {
    var marker = document.createElement("div"), inner = marker;
    marker.className = "CodeMirror-lint-marker CodeMirror-lint-marker-" + severity;
    if (multiple) {
      inner = marker.appendChild(document.createElement("div"));
      inner.className = "CodeMirror-lint-marker CodeMirror-lint-marker-multiple";
    }

if (tooltips != false) CodeMirror.on(inner, "mouseover", function(e) {
      showTooltipFor(cm, 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 lintAsync(cm, getAnnotations) {
    var state = cm.state.lint
    var id = ++state.waitingFor
    function abort() {
      id = -1
      cm.off("change", abort)
    }
    cm.on("change", abort)
    getAnnotations(cm.getValue(), function(annotations, arg2) {
      cm.off("change", abort)
      if (state.waitingFor != id) return
      if (arg2 && annotations instanceof CodeMirror) annotations = arg2
      cm.operation(function() {updateLinting(cm, annotations)})
    }, state.linterOptions, cm);
  }

function updateLinting(cm, annotationsNotSorted) {
    var state = cm.state.lint;
    if (!state) return;
    var options = state.options;
    clearMarks(cm);

var annotations = groupByLine(annotationsNotSorted);

for (var line = 0; line < annotations.length; ++line) {
      var anns = annotations[line];
      if (!anns) continue;

// filter out duplicate messages
      var message = [];
      anns = anns.filter(function(item) { return message.indexOf(item.message) > -1 ? false : message.push(item.message) });

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 CodeMirror-lint-mark-" + severity,
          __annotation: ann
        }));
      }
      // use original annotations[line] to show multiple messages
      if (state.hasGutter)
        cm.setGutterMarker(line, GUTTER_ID, makeMarker(cm, tipLabel, maxSeverity, annotations[line].length > 1,
                                                       options.tooltips));

if (options.highlightLines)
        cm.addLineClass(line, "wrap", LINT_LINE_ID + maxSeverity);
    }
    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);
  }

function popupTooltips(cm, annotations, e) {
    var target = e.target || e.srcElement;
    var tooltip = document.createDocumentFragment();
    for (var i = 0; i < annotations.length; i++) {
      var ann = annotations[i];
      tooltip.appendChild(annotationTooltip(ann));
    }
    showTooltipFor(cm, e, tooltip, 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"));

var annotations = [];
    for (var i = 0; i < spans.length; ++i) {
      var ann = spans[i].__annotation;
      if (ann) annotations.push(ann);
    }
    if (annotations.length) popupTooltips(cm, annotations, e);
  }

CodeMirror.defineOption("lint", false, function(cm, val, old) {
    if (old && old != CodeMirror.Init) {
      clearMarks(cm);
      if (cm.state.lint.options.lintOnChange !== false)
        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, val, hasLintGutter);
      if (state.options.lintOnChange)
        cm.on("change", onChange);
      if (state.options.tooltips != false && state.options.tooltips != "gutter")
        CodeMirror.on(cm.getWrapperElement(), "mouseover", state.onMouseOver);

startLinting(cm);
    }
  });

CodeMirror.defineExtension("performLint", function() {
    startLinting(this);
  });
});