fix listing of PRs when merged ones are searched (#3730)

Co-authored-by: Mislav Marohnić <mislav@github.com>

pkg/cmd/issue/list/list.go

@@ -112,9 +112,14 @@ func listRun(opts *ListOptions) error {
 		return err
 	}
 
+	issueState := strings.ToLower(opts.State)
+	if issueState == "open" && shared.QueryHasStateClause(opts.Search) {
+		issueState = ""
+	}
+
 	filterOptions := prShared.FilterOptions{
 		Entity:    "issue",
-		State:     strings.ToLower(opts.State),
+		State:     issueState,
 		Assignee:  opts.Assignee,
 		Labels:    opts.Labels,
 		Author:    opts.Author,

pkg/cmd/pr/list/list.go

@@ -116,9 +116,14 @@ func listRun(opts *ListOptions) error {
 		return err
 	}
 
+	prState := strings.ToLower(opts.State)
+	if prState == "open" && shared.QueryHasStateClause(opts.Search) {
+		prState = ""
+	}
+
 	filters := shared.FilterOptions{
 		Entity:     "pr",
-		State:      strings.ToLower(opts.State),
+		State:      prState,
 		Author:     opts.Author,
 		Assignee:   opts.Assignee,
 		Labels:     opts.Labels,

pkg/cmd/pr/shared/params.go

@@ -2,6 +2,7 @@ package shared
 
 import (
 	"fmt"
+	"github.com/google/shlex"
 	"net/url"
 	"strings"
 
@@ -243,6 +244,21 @@ func SearchQueryBuild(options FilterOptions) string {
 	return q.String()
 }
 
+func QueryHasStateClause(searchQuery string) bool {
+	argv, err := shlex.Split(searchQuery)
+	if err != nil {
+		return false
+	}
+
+	for _, arg := range argv {
+		if arg == "is:closed" || arg == "is:merged" || arg == "state:closed" || arg == "state:merged" || strings.HasPrefix(arg, "merged:") || strings.HasPrefix(arg, "closed:") {
+			return true
+		}
+	}
+
+	return false
+}
+
 // MeReplacer resolves usages of `@me` to the handle of the currently logged in user.
 type MeReplacer struct {
 	apiClient *api.Client

pkg/cmd/pr/shared/params_test.go

@@ -1,6 +1,7 @@
 package shared
 
 import (
+	"github.com/stretchr/testify/assert"
 	"net/http"
 	"reflect"
 	"testing"
@@ -151,3 +152,43 @@ func TestMeReplacer_Replace(t *testing.T) {
 		})
 	}
 }
+
+func Test_QueryHasStateClause(t *testing.T) {
+	tests := []struct {
+		searchQuery string
+		hasState    bool
+	}{
+		{
+			searchQuery: "is:closed is:merged",
+			hasState:    true,
+		},
+		{
+			searchQuery: "author:mislav",
+			hasState:    false,
+		},
+		{
+			searchQuery: "assignee:g14a mentions:vilmibm",
+			hasState:    false,
+		},
+		{
+			searchQuery: "merged:>2021-05-20",
+			hasState:    true,
+		},
+		{
+			searchQuery: "state:merged state:open",
+			hasState:    true,
+		},
+		{
+			searchQuery: "assignee:g14a is:closed",
+			hasState:    true,
+		},
+		{
+			searchQuery: "state:closed label:bug",
+			hasState:    true,
+		},
+	}
+	for _, tt := range tests {
+		gotState := QueryHasStateClause(tt.searchQuery)
+		assert.Equal(t, tt.hasState, gotState)
+	}
+}