/
base.js
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/
base.js
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/*jshint eqnull: true */
module.exports.create = function() {
var Handlebars = {};
// BEGIN(BROWSER)
Handlebars.VERSION = "1.0.0-rc.3";
Handlebars.COMPILER_REVISION = 2;
Handlebars.REVISION_CHANGES = {
1: '<= 1.0.rc.2', // 1.0.rc.2 is actually rev2 but doesn't report it
2: '>= 1.0.0-rc.3'
};
Handlebars.helpers = {};
Handlebars.partials = {};
Handlebars.registerHelper = function(name, fn, inverse) {
if(inverse) { fn.not = inverse; }
this.helpers[name] = fn;
};
Handlebars.registerPartial = function(name, str) {
this.partials[name] = str;
};
Handlebars.registerHelper('helperMissing', function(arg) {
if(arguments.length === 2) {
return undefined;
} else {
throw new Error("Could not find property '" + arg + "'");
}
});
var toString = Object.prototype.toString, functionType = "[object Function]";
Handlebars.registerHelper('blockHelperMissing', function(context, options) {
var inverse = options.inverse || function() {}, fn = options.fn;
var type = toString.call(context);
if(type === functionType) { context = context.call(this); }
if(context === true) {
return fn(this);
} else if(context === false || context == null) {
return inverse(this);
} else if(type === "[object Array]") {
if(context.length > 0) {
return Handlebars.helpers.each(context, options);
} else {
return inverse(this);
}
} else {
return fn(context);
}
});
Handlebars.K = function() {};
Handlebars.createFrame = Object.create || function(object) {
Handlebars.K.prototype = object;
var obj = new Handlebars.K();
Handlebars.K.prototype = null;
return obj;
};
Handlebars.logger = {
DEBUG: 0, INFO: 1, WARN: 2, ERROR: 3, level: 3,
methodMap: {0: 'debug', 1: 'info', 2: 'warn', 3: 'error'},
// can be overridden in the host environment
log: function(level, obj) {
if (Handlebars.logger.level <= level) {
var method = Handlebars.logger.methodMap[level];
if (typeof console !== 'undefined' && console[method]) {
console[method].call(console, obj);
}
}
}
};
Handlebars.log = function(level, obj) { Handlebars.logger.log(level, obj); };
Handlebars.registerHelper('each', function(context, options) {
var fn = options.fn, inverse = options.inverse;
var i = 0, ret = "", data;
if (options.data) {
data = Handlebars.createFrame(options.data);
}
if(context && typeof context === 'object') {
if(context instanceof Array){
for(var j = context.length; i<j; i++) {
if (data) { data.index = i; }
ret = ret + fn(context[i], { data: data });
}
} else {
for(var key in context) {
if(context.hasOwnProperty(key)) {
if(data) { data.key = key; }
ret = ret + fn(context[key], {data: data});
i++;
}
}
}
}
if(i === 0){
ret = inverse(this);
}
return ret;
});
Handlebars.registerHelper('if', function(context, options) {
var type = toString.call(context);
if(type === functionType) { context = context.call(this); }
if(!context || Handlebars.Utils.isEmpty(context)) {
return options.inverse(this);
} else {
return options.fn(this);
}
});
Handlebars.registerHelper('unless', function(context, options) {
return Handlebars.helpers['if'].call(this, context, {fn: options.inverse, inverse: options.fn});
});
Handlebars.registerHelper('with', function(context, options) {
return options.fn(context);
});
Handlebars.registerHelper('log', function(context, options) {
var level = options.data && options.data.level != null ? parseInt(options.data.level, 10) : 1;
Handlebars.log(level, context);
});
// END(BROWSER)
return Handlebars;
};