refactor: Modify the Now function to return a copy of testNow to prevent external modifications from affecting testing time

kuafuRace · kuafuRace · commit ccc79744f8a5 · 2025-04-29T12:18:46.000+08:00
diff --git a/traveler.go b/traveler.go
@@ -8,7 +8,7 @@ import (
 // 当前
 func Now(timezone ...string) *Carbon {
 	if IsTestNow() {
-		return frozenNow.testNow
+		return frozenNow.testNow.Copy()
 	}
 	var (
 		tz  string
@@ -33,7 +33,7 @@ func Tomorrow(timezone ...string) *Carbon {
 	if now.IsInvalid() {
 		return now
 	}
-	return now.Copy().AddDay()
+	return now.AddDay()
 }
 
 // Yesterday returns a Carbon instance for yesterday.
@@ -43,7 +43,7 @@ func Yesterday(timezone ...string) *Carbon {
 	if now.IsInvalid() {
 		return now
 	}
-	return now.Copy().SubDay()
+	return now.SubDay()
 }
 
 // AddDuration adds duration.

Original file line number	Diff line number	Diff line change
`@@ -8,7 +8,7 @@ import (`
`8`	`8`	`// 当前`
`9`	`9`	`func Now(timezone ...string) *Carbon {`
`10`	`10`	`if IsTestNow() {`
`11`		`- return frozenNow.testNow`
	`11`	`+ return frozenNow.testNow.Copy()`
`12`	`12`	`}`
`13`	`13`	`var (`
`14`	`14`	`tz string`
`@@ -33,7 +33,7 @@ func Tomorrow(timezone ...string) *Carbon {`
`33`	`33`	`if now.IsInvalid() {`
`34`	`34`	`return now`
`35`	`35`	`}`
`36`		`- return now.Copy().AddDay()`
	`36`	`+ return now.AddDay()`
`37`	`37`	`}`
`38`	`38`
`39`	`39`	`// Yesterday returns a Carbon instance for yesterday.`
`@@ -43,7 +43,7 @@ func Yesterday(timezone ...string) *Carbon {`
`43`	`43`	`if now.IsInvalid() {`
`44`	`44`	`return now`
`45`	`45`	`}`
`46`		`- return now.Copy().SubDay()`
	`46`	`+ return now.SubDay()`
`47`	`47`	`}`
`48`	`48`
`49`	`49`	`// AddDuration adds duration.`