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| var splitRE = /\r?\n/g
| var emptyRE = /^\s*$/
| var needFixRE = /^(\r?\n)*[\t\s]/
|
| module.exports = function deindent (str) {
| if (!needFixRE.test(str)) {
| return str
| }
| var lines = str.split(splitRE)
| var min = Infinity
| var type, cur, c
| for (var i = 0; i < lines.length; i++) {
| var line = lines[i]
| if (!emptyRE.test(line)) {
| if (!type) {
| c = line.charAt(0)
| if (c === ' ' || c === '\t') {
| type = c
| cur = count(line, type)
| if (cur < min) {
| min = cur
| }
| } else {
| return str
| }
| } else {
| cur = count(line, type)
| if (cur < min) {
| min = cur
| }
| }
| }
| }
| return lines.map(function (line) {
| return line.slice(min)
| }).join('\n')
| }
|
| function count (line, type) {
| var i = 0
| while (line.charAt(i) === type) {
| i++
| }
| return i
| }
|
|
