angular-cn/aio/tools/transforms/links-package/services/getDocFromAlias.js

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var _ = require('lodash');
/**
* @dgService getDocFromAlias
* @description Get an array of docs that match this alias, relative to the originating doc.
*/
module.exports = function getDocFromAlias(aliasMap) {
return function getDocFromAlias(alias, originatingDoc) {
var docs = aliasMap.getDocs(alias);
// If there is more than one item with this name then try to filter them by the originatingDoc's
// area
if (docs.length > 1 && originatingDoc && originatingDoc.area) {
docs = _.filter(docs, function(doc) { return doc.area === originatingDoc.area; });
}
// If filtering by area left us with none then let's start again
if (docs.length === 0) {
docs = aliasMap.getDocs(alias);
}
// If there is more than one item with this name then try to filter them by the originatingDoc's
// module
if (docs.length > 1 && originatingDoc && originatingDoc.module) {
docs = _.filter(docs, function(doc) { return doc.module === originatingDoc.module; });
}
return docs;
};
};