Fixes issue jestjs#3073. Typechecks prototype before assignment. Fixe…

…s interaction with mongoos
hluedeke · Oct 16, 2018 · 67081da · 67081da
1 parent ec382f5
commit 67081da
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diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
diff --git a/.idea/codeStyles/codeStyleConfig.xml b/.idea/codeStyles/codeStyleConfig.xml
diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
diff --git a/.idea/jest.iml b/.idea/jest.iml
diff --git a/.idea/misc.xml b/.idea/misc.xml
diff --git a/.idea/modules.xml b/.idea/modules.xml
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
diff --git a/packages/jest-mock/src/index.js b/packages/jest-mock/src/index.js
@@ -639,7 +639,8 @@ class ModuleMockerClass {
     if (
       metadata.type !== 'undefined' &&
       metadata.type !== 'null' &&
-      mock.prototype
+      mock.prototype &&
+      typeof mock.prototype === 'object'
     ) {
       mock.prototype.constructor = mock;
     }