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Update helpers.js #11

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Update helpers.js #11

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26 changes: 19 additions & 7 deletions src/helpers.js
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@

var isArray = function(value) {
return Object.prototype.toString.call(value) === '[object Array]';
}
};

var ExpressionRegistry = function() {
this.expressions = [];
Expand All @@ -28,7 +28,7 @@
return this.expressions[operator](left, right);
};

var eR = new ExpressionRegistry;
var eR = new ExpressionRegistry();
eR.add('not', function(left, right) {
return left != right;
});
Expand Down Expand Up @@ -59,10 +59,10 @@

var isHelper = function() {
var args = arguments
, left = args[0]
, operator = args[1]
, right = args[2]
, options = args[3]
left = args[0],
operator = args[1],
right = args[2],
options = args[3]
;

if (args.length == 2) {
Expand Down Expand Up @@ -104,6 +104,18 @@
));
});

// format an ISO date using Moment.js
// http://momentjs.com/
// usage: {{dateFormat creation_date format="MMMM YYYY"}}
Handlebars.registerHelper("formatDate", function(context, block) {
if (window.moment && context && moment(context).isValid()) {
var f = block.hash.format || "MMM Mo, YYYY";
return moment(Date(context)).format(f);
} else {
return context; // moment plugin not available. return data as is.
}
});

return eR;

}));
}));