now works as intended

test/test_output/defaults.yml

@@ -0,0 +1,2 @@
+templateVar1: from default yaml
+templateVar2: this is another value from yml

test/test_output/template1.md

@@ -0,0 +1,3 @@
+# this is a from default yaml
+# this is a this is another value from yml
+# this is a undefined variable

test/test_output/template2.md

@@ -0,0 +1,3 @@
+# this is a from default yaml
+# this is a this is another value from yml
+# this is a undefined variable

test/test_output/template3.md

@@ -0,0 +1 @@
+# some undefined variable