From f7d95021c140fc8804d662490aa6666affa8196b Mon Sep 17 00:00:00 2001
From: Mike Farah <mikefarah@gmail.com>
Date: Tue, 12 Jan 2021 09:30:24 +1100
Subject: [PATCH] Fixed has operator for top level node

---
 pkg/yqlib/operator_has.go      | 5 +++--
 pkg/yqlib/operator_has_test.go | 8 ++++++++
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/pkg/yqlib/operator_has.go b/pkg/yqlib/operator_has.go
index 1737251..73e8501 100644
--- a/pkg/yqlib/operator_has.go
+++ b/pkg/yqlib/operator_has.go
@@ -24,8 +24,9 @@ func hasOperator(d *dataTreeNavigator, matchingNodes *list.List, pathNode *PathT
 		candidate := el.Value.(*CandidateNode)
 
 		// grab the first value
-		var contents = candidate.Node.Content
-		switch candidate.Node.Kind {
+		candidateNode := UnwrapDoc(candidate.Node)
+		var contents = candidateNode.Content
+		switch candidateNode.Kind {
 		case yaml.MappingNode:
 			candidateHasKey := false
 			for index := 0; index < len(contents) && !candidateHasKey; index = index + 2 {
diff --git a/pkg/yqlib/operator_has_test.go b/pkg/yqlib/operator_has_test.go
index dc0c3d2..1ca54f5 100644
--- a/pkg/yqlib/operator_has_test.go
+++ b/pkg/yqlib/operator_has_test.go
@@ -5,6 +5,14 @@ import (
 )
 
 var hasOperatorScenarios = []expressionScenario{
+	{
+		skipDoc:    true,
+		document:   `a: hello`,
+		expression: `has("a")`,
+		expected: []string{
+			"D0, P[], (!!bool)::true\n",
+		},
+	},
 	{
 		description: "Has map key",
 		document: `- a: "yes"