1 files changed, 26 insertions, 0 deletions
diff --git a/bin/wiki/ImportarDesdeURL/node_modules/metascraper/src/merge-rules.js b/bin/wiki/ImportarDesdeURL/node_modules/metascraper/src/merge-rules.js
new file mode 100644
index 00000000..7cdb395c
--- /dev/null
+++ b/bin/wiki/ImportarDesdeURL/node_modules/metascraper/src/merge-rules.js
@@ -0,0 +1,26 @@
+'use strict'
+
+const {
+  cloneDeep,
+  concat,
+  first,
+  findIndex,
+  forEach,
+  chain
+} = require('lodash')
+
+module.exports = (rules, baseRules) =>
+  chain(rules)
+    .reduce((acc, { test, ...rules }) => {
+      forEach(rules, (innerRules, propName) => {
+        if (test) forEach(innerRules, rule => (rule.test = test))
+        // find the rules associated with `propName`
+        const index = findIndex(acc, item => first(item) === propName)
+        // if `propName` has more rule, add the new rule from the end
+        if (index !== -1) acc[index][1] = concat(innerRules, ...acc[index][1])
+        // otherwise, create an array of rules
+        else acc.push([propName, innerRules])
+      })
+      return acc
+    }, cloneDeep(baseRules))
+    .value()