1 files changed, 36 insertions, 6 deletions
diff --git a/deps/npm/node_modules/columnify/utils.js b/deps/npm/node_modules/columnify/utils.js
index 12c4f003c5..30682af3b1 100644
--- a/deps/npm/node_modules/columnify/utils.js
+++ b/deps/npm/node_modules/columnify/utils.js
@@ -3,6 +3,17 @@
 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.
  *
@@ -15,10 +26,29 @@ var wcwidth = require('./width')
 function padRight(str, max, chr) {
   str = str != null ? str : ''
   str = String(str)
-  var length = 1 + max - wcwidth(str)
+  var length = max - wcwidth(str)
   if (length <= 0) return str
-  return str + Array.apply(null, {length: length})
-  .join(chr || ' ')
+  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)
 }
 
 /**
@@ -34,9 +64,9 @@ function padRight(str, max, chr) {
 function padLeft(str, max, chr) {
   str = str != null ? str : ''
   str = String(str)
-  var length = 1 + max - wcwidth(str)
+  var length = max - wcwidth(str)
   if (length <= 0) return str
-  return Array.apply(null, {length: length}).join(chr || ' ') + str
+  return repeatString(chr || ' ', length) + str
 }
 
 /**
@@ -143,8 +173,8 @@ function truncateString(str, max) {
  */
 
 module.exports.padRight = padRight
+module.exports.padCenter = padCenter
 module.exports.padLeft = padLeft
 module.exports.splitIntoLines = splitIntoLines
 module.exports.splitLongWords = splitLongWords
 module.exports.truncateString = truncateString
-