Add elastic.MatchAll shortcut

Author: rowanseymour

elastic/query.go

@@ -22,6 +22,11 @@ func Match(field string, value any) Query {
 	return Query{"match": map[string]any{field: map[string]any{"query": value}}}
 }
 
+// MatchAll is a shortcut for a match all query
+func MatchAll() Query {
+	return Query{"match_all": map[string]any{}}
+}
+
 // MatchPhrase is a shortcut for a match_phrase query
 func MatchPhrase(field, value string) Query {
 	return Query{"match_phrase": map[string]any{field: map[string]any{"query": value}}}

elastic/query_test.go

@@ -17,6 +17,7 @@ func TestQuery(t *testing.T) {
 		{elastic.Term("age", 42), []byte(`{"term": {"age": {"value":42}}}`)},
 		{elastic.Exists("age"), []byte(`{"exists": {"field": "age"}}`)},
 		{elastic.Match("name", "Bob"), []byte(`{"match": {"name": {"query": "Bob"}}}`)},
+		{elastic.MatchAll(), []byte(`{"match_all": {}}`)},
 		{elastic.MatchPhrase("name", "Bob"), []byte(`{"match_phrase": {"name": {"query": "Bob"}}}`)},
 		{elastic.GreaterThan("age", 45), []byte(`{"range": {"age": {"gt": 45}}}`)},
 		{elastic.GreaterThanOrEqual("age", 45), []byte(`{"range": {"age": {"gte": 45}}}`)},