Created
July 10, 2015 17:30
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(function(I18n) { | |
if (!I18n) { | |
throw new Error('Missing dependency: I18n'); | |
} | |
var translate = I18n.translate; | |
var slice = [].slice; | |
/** | |
* // en.js | |
* var translation = { | |
* add: function(options) { | |
* if (options) { | |
* return 'Add: {{type}}'; | |
* } | |
* return 'Add'; | |
* } | |
* }; | |
* | |
* I18n.t('add'); // 'Add' | |
* I18n.t('add', { type: 'foo'); // 'Add: foo' | |
* I18n.t('add', { type: 'baz'); // 'Add: baz' | |
*/ | |
// TODO: add PR to I18n for optional placeholder | |
I18n.translate = function(scope, options) { | |
var translation = translate.apply(I18n, arguments); | |
// optional placeholder | |
if (typeof(translation) === 'function') { | |
var args = slice.call(arguments); | |
args.shift(); | |
var value = translation.apply(null, args); | |
if (typeof(value) === 'string') { | |
args.unshift(value); | |
return I18n.interpolate.apply(I18n, args); | |
} | |
var errorMessage = I18n.missingTranslation.apply(I18n, args); | |
return errorMessage.replace('[missing', '[invalid'); | |
} | |
return translation; | |
}; | |
// re-alias | |
I18n.t = I18n.translate; | |
})(I18n); |
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