(function (mod){ 
if (typeof exports == "object" && typeof module == "object") mod(require("../../lib/codemirror"), require("./matchesonscrollbar")); 
 else if (typeof define == "function" && define.amd) define(["../../lib/codemirror", "./matchesonscrollbar"] , mod); 
 else mod(CodeMirror); 
} 
)(function (CodeMirror){ 
"use strict"; 
var DEFAULT_MIN_CHARS = 2; 
var DEFAULT_TOKEN_STYLE = "matchhighlight"; 
var DEFAULT_DELAY = 100; 
var DEFAULT_WORDS_ONLY = false ; 
function State(options){ 
if (typeof options == "object") { 
this.minChars = options.minChars; 
this.style = options.style; 
this.showToken = options.showToken; 
this.delay = options.delay; 
this.wordsOnly = options.wordsOnly; 
this.annotateScrollbar = options.annotateScrollbar; 
} 
if (this.style == null ) this.style = DEFAULT_TOKEN_STYLE; 
if (this.minChars == null ) this.minChars = DEFAULT_MIN_CHARS; 
if (this.delay == null ) this.delay = DEFAULT_DELAY; 
if (this.wordsOnly == null ) this.wordsOnly = DEFAULT_WORDS_ONLY; 
this.overlay = this.timeout = null ; 
this.matchesonscroll = null ; 
} 
CodeMirror.defineOption("highlightSelectionMatches", false , function (cm, val, old){ 
if (old && old != CodeMirror.Init) { 
removeOverlay(cm); 
clearTimeout(cm.state.matchHighlighter.timeout); 
cm.state.matchHighlighter = null ; 
cm.off("cursorActivity", cursorActivity); 
} 
if (val) { 
cm.state.matchHighlighter = new State(val); 
highlightMatches(cm); 
cm.on("cursorActivity", cursorActivity); 
} 
} 
); 
function cursorActivity(cm){ 
var state = cm.state.matchHighlighter; 
clearTimeout(state.timeout); 
state.timeout = _AN_Call_settimeout("setTimeout", window, function (){ 
highlightMatches(cm); 
} 
, state.delay); 
} 
function addOverlay(cm, query, hasBoundary, style){ 
var state = cm.state.matchHighlighter; 
cm.addOverlay(state.overlay = makeOverlay(query, hasBoundary, style)); 
if (state.annotateScrollbar) { 
var searchFor = hasBoundary? new RegExp("\\b" + query + "\\b"): query; 
state.matchesonscroll = cm.showMatchesOnScrollbar(searchFor, true , { 
className: "CodeMirror-selection-highlight-scrollbar"}
); 
} 
} 
function removeOverlay(cm){ 
var state = cm.state.matchHighlighter; 
if (state.overlay) { 
cm.removeOverlay(state.overlay); 
state.overlay = null ; 
if (state.annotateScrollbar) { 
_AN_Call_clear("clear", state.matchesonscroll); 
state.matchesonscroll = null ; 
} 
} 
} 
function highlightMatches(cm){ 
cm.operation(function (){ 
var state = cm.state.matchHighlighter; 
removeOverlay(cm); 
if (!cm.somethingSelected() && state.showToken) { 
var re = state.showToken === true ? /[\w$]/: state.showToken; 
var cur = cm.getCursor(), line = cm.getLine(cur.line), start = cur.ch, end = start; 
while (start && re.test(line.charAt(start - 1)))--start; 
while (end < _AN_Read_length("length", line) && re.test(line.charAt(end)))++end; 
if (start < end) addOverlay(cm, line.slice(start, end), re, state.style); 
return ; 
} 
var from = cm.getCursor("from"), to = cm.getCursor("to"); 
if (from.line != to.line) return ; 
if (state.wordsOnly && !isWord(cm, from, to)) return ; 
var selection = _AN_Call_replace("replace", cm.getRange(from, to), /^\s+|\s+$/g, ""); 
if (_AN_Read_length("length", selection) >= state.minChars) addOverlay(cm, selection, false , state.style); 
} 
); 
} 
function isWord(cm, from, to){ 
var str = cm.getRange(from, to); 
if (str.match(/^\w+$/) !== null ) { 
if (from.ch > 0) { 
var pos = { 
line: from.line,
ch: from.ch - 1}
; 
var chr = cm.getRange(pos, from); 
if (chr.match(/\W/) === null ) return false ; 
} 
if (to.ch < _AN_Read_length("length", cm.getLine(from.line))) { 
var pos = { 
line: to.line,
ch: to.ch + 1}
; 
var chr = cm.getRange(to, pos); 
if (chr.match(/\W/) === null ) return false ; 
} 
return true ; 
} 
 else return false ; 
} 
function boundariesAround(stream, re){ 
return (!stream.start || !re.test(stream.string.charAt(stream.start - 1))) && (stream.pos == _AN_Read_length("length", stream.string) || !re.test(stream.string.charAt(stream.pos))); 
} 
function makeOverlay(query, hasBoundary, style){ 
return { 
token: function (stream){ 
if (stream.match(query) && (!hasBoundary || boundariesAround(stream, hasBoundary))) return style; 
stream.next(); 
stream.skipTo(query.charAt(0)) || stream.skipToEnd(); 
} 
}
; 
} 
} 
);