feat(core): add logic to run preMapArray if available when invoking m…

…apArray
nartc · Jan 31, 2021 · f1f97f3 · f1f97f3
1 parent c9fd9f3
commit f1f97f3
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/packages/core/src/lib/create-mapper/create-mapper.ts b/packages/core/src/lib/create-mapper/create-mapper.ts
@@ -99,8 +99,17 @@ export function createMapper<TKey = unknown>({
       );
     },
     mapArray(sourceArr, destination, source, options) {
+      // default runPreMap to true
+      const { runPreMap = true } = options || {};
+      let adjustedSourceArr = sourceArr;
+
+      // run preMapArray if available
+      if (runPreMap && plugin.preMapArray) {
+        adjustedSourceArr = plugin.preMapArray(source, adjustedSourceArr);
+      }
+
       return mapArray(
-        sourceArr,
+        adjustedSourceArr,
         destination,
         source,
         options,