diff options
Diffstat (limited to 'src/ng/parse.js')
| -rw-r--r-- | src/ng/parse.js | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/ng/parse.js b/src/ng/parse.js index be17e6ca..97aba113 100644 --- a/src/ng/parse.js +++ b/src/ng/parse.js @@ -5,7 +5,15 @@ var OPERATORS = { 'true':function(){return true;}, 'false':function(){return false;}, undefined:noop, - '+':function(self, locals, a,b){a=a(self, locals); b=b(self, locals); return (isDefined(a)?a:0)+(isDefined(b)?b:0);}, + '+':function(self, locals, a,b){ + a=a(self, locals); b=b(self, locals); + if (isDefined(a)) { + if (isDefined(b)) { + return a + b; + } + return a; + } + return isDefined(b)?b:undefined;}, '-':function(self, locals, a,b){a=a(self, locals); b=b(self, locals); return (isDefined(a)?a:0)-(isDefined(b)?b:0);}, '*':function(self, locals, a,b){return a(self, locals)*b(self, locals);}, '/':function(self, locals, a,b){return a(self, locals)/b(self, locals);}, |