# add dist

ng2-components/ng2-alfresco-documentslist/dist/node_modules/columnify/utils.js

@@ -0,0 +1,193 @@
+"use strict"
+
+var wcwidth = require('./width')
+
+/**
+ * repeat string `str` up to total length of `len`
+ *
+ * @param String str string to repeat
+ * @param Number len total length of output string
+ */
+
+function repeatString(str, len) {
+  return Array.apply(null, {length: len + 1}).join(str).slice(0, len)
+}
+
+/**
+ * Pad `str` up to total length `max` with `chr`.
+ * If `str` is longer than `max`, padRight will return `str` unaltered.
+ *
+ * @param String str string to pad
+ * @param Number max total length of output string
+ * @param String chr optional. Character to pad with. default: ' '
+ * @return String padded str
+ */
+
+function padRight(str, max, chr) {
+  str = str != null ? str : ''
+  str = String(str)
+  var length = max - wcwidth(str)
+  if (length <= 0) return str
+  return str + repeatString(chr || ' ', length)
+}
+
+/**
+ * Pad `str` up to total length `max` with `chr`.
+ * If `str` is longer than `max`, padCenter will return `str` unaltered.
+ *
+ * @param String str string to pad
+ * @param Number max total length of output string
+ * @param String chr optional. Character to pad with. default: ' '
+ * @return String padded str
+ */
+
+function padCenter(str, max, chr) {
+  str = str != null ? str : ''
+  str = String(str)
+  var length = max - wcwidth(str)
+  if (length <= 0) return str
+  var lengthLeft = Math.floor(length/2)
+  var lengthRight = length - lengthLeft
+  return repeatString(chr || ' ', lengthLeft) + str + repeatString(chr || ' ', lengthRight)
+}
+
+/**
+ * Pad `str` up to total length `max` with `chr`, on the left.
+ * If `str` is longer than `max`, padRight will return `str` unaltered.
+ *
+ * @param String str string to pad
+ * @param Number max total length of output string
+ * @param String chr optional. Character to pad with. default: ' '
+ * @return String padded str
+ */
+
+function padLeft(str, max, chr) {
+  str = str != null ? str : ''
+  str = String(str)
+  var length = max - wcwidth(str)
+  if (length <= 0) return str
+  return repeatString(chr || ' ', length) + str
+}
+
+/**
+ * Split a String `str` into lines of maxiumum length `max`.
+ * Splits on word boundaries. Preserves existing new lines.
+ *
+ * @param String str string to split
+ * @param Number max length of each line
+ * @return Array Array containing lines.
+ */
+
+function splitIntoLines(str, max) {
+  function _splitIntoLines(str, max) {
+    return str.trim().split(' ').reduce(function(lines, word) {
+      var line = lines[lines.length - 1]
+      if (line && wcwidth(line.join(' ')) + wcwidth(word) < max) {
+        lines[lines.length - 1].push(word) // add to line
+      }
+      else lines.push([word]) // new line
+      return lines
+    }, []).map(function(l) {
+      return l.join(' ')
+    })
+  }
+  return str.split('\n').map(function(str) {
+    return _splitIntoLines(str, max)
+  }).reduce(function(lines, line) {
+    return lines.concat(line)
+  }, [])
+}
+
+/**
+ * Add spaces and `truncationChar` between words of
+ * `str` which are longer than `max`.
+ *
+ * @param String str string to split
+ * @param Number max length of each line
+ * @param Number truncationChar character to append to split words
+ * @return String
+ */
+
+function splitLongWords(str, max, truncationChar) {
+  str = str.trim()
+  var result = []
+  var words = str.split(' ')
+  var remainder = ''
+
+  var truncationWidth = wcwidth(truncationChar)
+
+  while (remainder || words.length) {
+    if (remainder) {
+      var word = remainder
+      remainder = ''
+    } else {
+      var word = words.shift()
+    }
+
+    if (wcwidth(word) > max) {
+      // slice is based on length no wcwidth
+      var i = 0
+      var wwidth = 0
+      var limit = max - truncationWidth
+      while (i < word.length) {
+        var w = wcwidth(word.charAt(i))
+        if (w + wwidth > limit) {
+          break
+        }
+        wwidth += w
+        ++i
+      }
+
+      remainder = word.slice(i) // get remainder
+      // save remainder for next loop
+
+      word = word.slice(0, i) // grab truncated word
+      word += truncationChar // add trailing … or whatever
+    }
+    result.push(word)
+  }
+
+  return result.join(' ')
+}
+
+
+/**
+ * Truncate `str` into total width `max`
+ * If `str` is shorter than `max`,  will return `str` unaltered.
+ *
+ * @param String str string to truncated
+ * @param Number max total wcwidth of output string
+ * @return String truncated str
+ */
+
+function truncateString(str, max) {
+
+  str = str != null ? str : ''
+  str = String(str)
+
+  if(max == Infinity) return str
+
+  var i = 0
+  var wwidth = 0
+  while (i < str.length) {
+    var w = wcwidth(str.charAt(i))
+    if(w + wwidth > max)
+      break
+    wwidth += w
+    ++i
+  }
+  return str.slice(0, i)
+}
+
+
+
+/**
+ * Exports
+ */
+
+module.exports.padRight = padRight
+module.exports.padCenter = padCenter
+module.exports.padLeft = padLeft
+module.exports.splitIntoLines = splitIntoLines
+module.exports.splitLongWords = splitLongWords
+module.exports.truncateString = truncateString