shithub: hugo

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tpl: check for too many arguments in apply

Fixes #1091

--- a/tpl/template_funcs.go

+++ b/tpl/template_funcs.go

@@ -668,6 +668,8 @@

 	if len(args) < num {

 		return reflect.ValueOf(nil), errors.New("Too few arguments")

+	} else if len(args) > num {

+		return reflect.ValueOf(nil), errors.New("Too many arguments")

 	}

 	res := fn.Call(n)

--- a/tpl/template_test.go

+++ b/tpl/template_test.go

@@ -15,7 +15,9 @@

 		// Issue #1089

 		{"{{apply .C \"first\" }}", 2},

 		// Issue #1090

-		{"{{ slicestr \"000000\" 10}}", 2}} {

+		{"{{ slicestr \"000000\" 10}}", 2},

+		// Issue #1091

+		{"{{apply .C \"first\" 0 0 0}}", 2}} {

 		templ := New()

 		d := &Data{