Support "+" / positive sign as well.

Updated regex to support positive sign in addition to a negative sign. The `sign` is assigned a value of 1 if the regex finds "+" in the beginning.

diff --git a/src/lib/duration/create.js b/src/lib/duration/create.js
index 9b6d5a964fcdf3bf5303522b11ff9518502735eb..656fb233779d0b3ba673327fb537d0991d90eaeb 100644 (file)
--- a/src/lib/duration/create.js
+++ b/src/lib/duration/create.js
@@ -9,12 +9,12 @@ import { createLocal } from '../create/local';
 import { createInvalid as invalid } from './valid';
 
 // ASP.NET json date format regex
-var aspNetRegex = /^(\-)?(?:(\d*)[. ])?(\d+)\:(\d+)(?:\:(\d+)(\.\d*)?)?$/;
+var aspNetRegex = /^(\-|\+)?(?:(\d*)[. ])?(\d+)\:(\d+)(?:\:(\d+)(\.\d*)?)?$/;
 
 // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html
 // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere
 // and further modified to allow for strings containing both week and day
-var isoRegex = /^(-)?P(?:(-?[0-9,.]*)Y)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)W)?(?:(-?[0-9,.]*)D)?(?:T(?:(-?[0-9,.]*)H)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)S)?)?$/;
+var isoRegex = /^(-|\+)?P(?:(-?[0-9,.]*)Y)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)W)?(?:(-?[0-9,.]*)D)?(?:T(?:(-?[0-9,.]*)H)?(?:(-?[0-9,.]*)M)?(?:(-?[0-9,.]*)S)?)?$/;
 
 export function createDuration (input, key) {
     var duration = input,
@@ -38,7 +38,7 @@ export function createDuration (input, key) {
             duration.milliseconds = input;
         }
     } else if (!!(match = aspNetRegex.exec(input))) {
-        sign = (match[1] === '-') ? -1 : 1;
+        sign = (match[1] === '-') ? -1 : (match[1] === '+') ? 1 : 1;
         duration = {
             y  : 0,
             d  : toInt(match[DATE])                         * sign,
@@ -48,7 +48,7 @@ export function createDuration (input, key) {
             ms : toInt(absRound(match[MILLISECOND] * 1000)) * sign // the millisecond decimal point is included in the match
         };
     } else if (!!(match = isoRegex.exec(input))) {
-        sign = (match[1] === '-') ? -1 : 1;
+        sign = (match[1] === '-') ? -1 : (match[1] === '+') ? 1 : 1;
         duration = {
             y : parseIso(match[2], sign),
             M : parseIso(match[3], sign),