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Enhancement (tinytim.js): Added function capability ( controlled ) #22

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Enhancement (tinytim.js): Added function capability ( controlled ) #22

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16 changes: 15 additions & 1 deletion tinytim.js
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Original file line number Diff line number Diff line change
Expand Up @@ -38,11 +38,25 @@

var start = "{{",
end = "}}",
allowed = "mod|even|odd",
path = "[a-z0-9_$][\\.a-z0-9_]*", // e.g. config.person.name
pattern = new RegExp(start + "\\s*("+ path +")\\s*" + end, "gi"),
functions = new RegExp( start + "\\s*@(" + allowed + ")\\s*(\\d+)*\\s*" + end + "([\\s\\S]+?)" + start + "\\s*@end(\\1)\\s*" + end , "gi"),
undef;

return function(template, data){
return function(template, data, index){
// Interpret allowed function tags in the templates
template = template.replace(functions,function(match, tag, criteria, content){
switch(tag.toLowerCase()) {
case 'even':
return ( index % 2 === 0 ) ? content : '';
case 'odd':
return ( index % 2 === 1 ) ? content : '';
case 'mod':
return ( index % criteria === 0 ) ? content : '';
}
return '' // should never get here but just in case;
});
// Merge data into the template string
return template.replace(pattern, function(tag, token){
var path = token.split("."),
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