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parse a given template and repalce any variables wrapped withing brackets
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// parse a given template and repalce any variables wrapped with brackets '{' & '}' with the | |
// corresponding object found in the passed context param | |
// * **param:** {string} template sting template to be parsed | |
// * **param:** {object} context object containing variables to inject into the template | |
// | |
// e.g: parse( 'hello my name is {name}, I am a {title}', { | |
// name: 'Anas Nakawa' | |
// title: function() { | |
// return 'software developer' | |
// } | |
// }); | |
// >> 'hello my name is Anas Nakawa, I am a software developer' | |
var parse = function(template, context) { | |
return template.replace(/\{(.+?)\}/g, function(token, match){ | |
if( !match in context ) { | |
throw new Error( 'cannot find a variable with the name {match} in template {template}'.replace(/{match}/, match).replace(/{template}/, template) ); | |
} | |
return ( typeof context[match] === 'function' ) ? context[match]() : context[match]; | |
}); | |
} |
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