charlike
Version:
Small, fast, simple and streaming project scaffolder for myself, but not only. Supports hundreds of template engines through the @JSTransformers API or if you want custom `render` function passed through options
15 lines (14 loc) • 750 B
JavaScript
var metadata = require('./_metadata')
, anObject = require('./_an-object')
, toMetaKey = metadata.key
, getOrCreateMetadataMap = metadata.map
, store = metadata.store;
metadata.exp({deleteMetadata: function deleteMetadata(metadataKey, target /*, targetKey */){
var targetKey = arguments.length < 3 ? undefined : toMetaKey(arguments[2])
, metadataMap = getOrCreateMetadataMap(anObject(target), targetKey, false);
if(metadataMap === undefined || !metadataMap['delete'](metadataKey))return false;
if(metadataMap.size)return true;
var targetMetadata = store.get(target);
targetMetadata['delete'](targetKey);
return !!targetMetadata.size || store['delete'](target);
}});