/script-kiddie/002_script_kiddie/script-kiddie/node_modules/ace-builds/src/ext-whitespace.js |
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define("ace/ext/whitespace",["require","exports","module","ace/lib/lang"], function(require, exports, module) { |
"use strict"; |
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var lang = require("../lib/lang"); |
exports.$detectIndentation = function(lines, fallback) { |
var stats = []; |
var changes = []; |
var tabIndents = 0; |
var prevSpaces = 0; |
var max = Math.min(lines.length, 1000); |
for (var i = 0; i < max; i++) { |
var line = lines[i]; |
if (!/^\s*[^*+\-\s]/.test(line)) |
continue; |
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if (line[0] == "\t") { |
tabIndents++; |
prevSpaces = -Number.MAX_VALUE; |
} else { |
var spaces = line.match(/^ */)[0].length; |
if (spaces && line[spaces] != "\t") { |
var diff = spaces - prevSpaces; |
if (diff > 0 && !(prevSpaces%diff) && !(spaces%diff)) |
changes[diff] = (changes[diff] || 0) + 1; |
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stats[spaces] = (stats[spaces] || 0) + 1; |
} |
prevSpaces = spaces; |
} |
while (i < max && line[line.length - 1] == "\\") |
line = lines[i++]; |
} |
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function getScore(indent) { |
var score = 0; |
for (var i = indent; i < stats.length; i += indent) |
score += stats[i] || 0; |
return score; |
} |
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var changesTotal = changes.reduce(function(a,b){return a+b}, 0); |
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var first = {score: 0, length: 0}; |
var spaceIndents = 0; |
for (var i = 1; i < 12; i++) { |
var score = getScore(i); |
if (i == 1) { |
spaceIndents = score; |
score = stats[1] ? 0.9 : 0.8; |
if (!stats.length) |
score = 0; |
} else |
score /= spaceIndents; |
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if (changes[i]) |
score += changes[i] / changesTotal; |
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if (score > first.score) |
first = {score: score, length: i}; |
} |
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if (first.score && first.score > 1.4) |
var tabLength = first.length; |
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if (tabIndents > spaceIndents + 1) { |
if (tabLength == 1 || spaceIndents < tabIndents / 4 || first.score < 1.8) |
tabLength = undefined; |
return {ch: "\t", length: tabLength}; |
} |
if (spaceIndents > tabIndents + 1) |
return {ch: " ", length: tabLength}; |
}; |
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exports.detectIndentation = function(session) { |
var lines = session.getLines(0, 1000); |
var indent = exports.$detectIndentation(lines) || {}; |
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if (indent.ch) |
session.setUseSoftTabs(indent.ch == " "); |
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if (indent.length) |
session.setTabSize(indent.length); |
return indent; |
}; |
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exports.trimTrailingSpace = function(session, trimEmpty) { |
var doc = session.getDocument(); |
var lines = doc.getAllLines(); |
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var min = trimEmpty ? -1 : 0; |
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for (var i = 0, l=lines.length; i < l; i++) { |
var line = lines[i]; |
var index = line.search(/\s+$/); |
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if (index > min) |
doc.removeInLine(i, index, line.length); |
} |
}; |
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exports.convertIndentation = function(session, ch, len) { |
var oldCh = session.getTabString()[0]; |
var oldLen = session.getTabSize(); |
if (!len) len = oldLen; |
if (!ch) ch = oldCh; |
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var tab = ch == "\t" ? ch: lang.stringRepeat(ch, len); |
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var doc = session.doc; |
var lines = doc.getAllLines(); |
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var cache = {}; |
var spaceCache = {}; |
for (var i = 0, l=lines.length; i < l; i++) { |
var line = lines[i]; |
var match = line.match(/^\s*/)[0]; |
if (match) { |
var w = session.$getStringScreenWidth(match)[0]; |
var tabCount = Math.floor(w/oldLen); |
var reminder = w%oldLen; |
var toInsert = cache[tabCount] || (cache[tabCount] = lang.stringRepeat(tab, tabCount)); |
toInsert += spaceCache[reminder] || (spaceCache[reminder] = lang.stringRepeat(" ", reminder)); |
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if (toInsert != match) { |
doc.removeInLine(i, 0, match.length); |
doc.insertInLine({row: i, column: 0}, toInsert); |
} |
} |
} |
session.setTabSize(len); |
session.setUseSoftTabs(ch == " "); |
}; |
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exports.$parseStringArg = function(text) { |
var indent = {}; |
if (/t/.test(text)) |
indent.ch = "\t"; |
else if (/s/.test(text)) |
indent.ch = " "; |
var m = text.match(/\d+/); |
if (m) |
indent.length = parseInt(m[0], 10); |
return indent; |
}; |
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exports.$parseArg = function(arg) { |
if (!arg) |
return {}; |
if (typeof arg == "string") |
return exports.$parseStringArg(arg); |
if (typeof arg.text == "string") |
return exports.$parseStringArg(arg.text); |
return arg; |
}; |
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exports.commands = [{ |
name: "detectIndentation", |
exec: function(editor) { |
exports.detectIndentation(editor.session); |
} |
}, { |
name: "trimTrailingSpace", |
exec: function(editor) { |
exports.trimTrailingSpace(editor.session); |
} |
}, { |
name: "convertIndentation", |
exec: function(editor, arg) { |
var indent = exports.$parseArg(arg); |
exports.convertIndentation(editor.session, indent.ch, indent.length); |
} |
}, { |
name: "setIndentation", |
exec: function(editor, arg) { |
var indent = exports.$parseArg(arg); |
indent.length && editor.session.setTabSize(indent.length); |
indent.ch && editor.session.setUseSoftTabs(indent.ch == " "); |
} |
}]; |
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}); |
(function() { |
window.require(["ace/ext/whitespace"], function() {}); |
})(); |
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