add test rule

go.mod

@@ -3,3 +3,5 @@ module github.com/peakle/dc-rules-example
 go 1.17
 
 require github.com/quasilyte/go-ruleguard/dsl v0.3.10
+
+require github.com/delivery-club/delivery-club-rules v0.0.5 // indirect

go.sum

@@ -1,2 +1,4 @@
+github.com/delivery-club/delivery-club-rules v0.0.5 h1:pD4TV7f7AG5ECOkNyMHoIEognVbE2DGlKAqRKeXWmww=
+github.com/delivery-club/delivery-club-rules v0.0.5/go.mod h1:oLl0AXS1ImTjYYbl1sJKnWjAYgqOwR3L6cs4RATfeMs=
 github.com/quasilyte/go-ruleguard/dsl v0.3.10 h1:4tVlVVcBT+nNWoF+t/zrAMO13sHAqYotX1K12Gc8f8A=
 github.com/quasilyte/go-ruleguard/dsl v0.3.10/go.mod h1:KeCP03KrjuSO0H1kTuZQCWlQPulDV6YMIXmpQss17rU=

main.go

@@ -3,12 +3,14 @@ package main
 import (
 	"fmt"
 	"strings"
+	"time"
 )
 
 var msg = fmt.Sprintf("123") // rule match example
 
 func main() {
 	s := strings.Replace(msg, "1", "", -1) //rule match example
 
-	fmt.Println(s)
+	l := time.Now().Second() // rule match example
+	fmt.Println(s, l)
 }

rules/rules.go

@@ -12,3 +12,10 @@ func stringsSimplify(m dsl.Matcher) {
 		Report(`this Replace call can be simplified`).
 		Suggest(`strings.ReplaceAll($s, $old, $new)`)
 }
+
+func timeUtc(m dsl.Matcher) {
+	m.Match(`time.Now().$method`).
+		Where(!m["method"].Text.Matches(`UTC()`)).
+		Report("maybe UTC() call forgotten").
+		At(m["method"])
+}