From df28e7154bbab76436bc59e5dc67fb6d6824fc62 Mon Sep 17 00:00:00 2001
From: Alex Flint <alex.flint@gmail.com>
Date: Wed, 8 Feb 2023 09:49:03 -0500
Subject: clean up customizable stdout, stderr, and exit in parser config

---
 example_test.go | 31 +++++++++++--------------------
 1 file changed, 11 insertions(+), 20 deletions(-)

(limited to 'example_test.go')

diff --git a/example_test.go b/example_test.go
index fd64777..5272393 100644
--- a/example_test.go
+++ b/example_test.go
@@ -162,8 +162,7 @@ func Example_helpText() {
 	}
 
 	// This is only necessary when running inside golang's runnable example harness
-	osExit = func(int) {}
-	stdout = os.Stdout
+	mustParseExit = func(int) {}
 
 	MustParse(&args)
 
@@ -195,8 +194,7 @@ func Example_helpPlaceholder() {
 	}
 
 	// This is only necessary when running inside golang's runnable example harness
-	osExit = func(int) {}
-	stdout = os.Stdout
+	mustParseExit = func(int) {}
 
 	MustParse(&args)
 
@@ -236,8 +234,7 @@ func Example_helpTextWithSubcommand() {
 	}
 
 	// This is only necessary when running inside golang's runnable example harness
-	osExit = func(int) {}
-	stdout = os.Stdout
+	mustParseExit = func(int) {}
 
 	MustParse(&args)
 
@@ -274,8 +271,7 @@ func Example_helpTextWhenUsingSubcommand() {
 	}
 
 	// This is only necessary when running inside golang's runnable example harness
-	osExit = func(int) {}
-	stdout = os.Stdout
+	mustParseExit = func(int) {}
 
 	MustParse(&args)
 
@@ -311,10 +307,9 @@ func Example_writeHelpForSubcommand() {
 	}
 
 	// This is only necessary when running inside golang's runnable example harness
-	osExit = func(int) {}
-	stdout = os.Stdout
+	exit := func(int) {}
 
-	p, err := NewParser(Config{}, &args)
+	p, err := NewParser(Config{Exit: exit}, &args)
 	if err != nil {
 		fmt.Println(err)
 		os.Exit(1)
@@ -360,10 +355,9 @@ func Example_writeHelpForSubcommandNested() {
 	}
 
 	// This is only necessary when running inside golang's runnable example harness
-	osExit = func(int) {}
-	stdout = os.Stdout
+	exit := func(int) {}
 
-	p, err := NewParser(Config{}, &args)
+	p, err := NewParser(Config{Exit: exit}, &args)
 	if err != nil {
 		fmt.Println(err)
 		os.Exit(1)
@@ -397,8 +391,7 @@ func Example_errorText() {
 	}
 
 	// This is only necessary when running inside golang's runnable example harness
-	osExit = func(int) {}
-	stderr = os.Stdout
+	mustParseExit = func(int) {}
 
 	MustParse(&args)
 
@@ -421,8 +414,7 @@ func Example_errorTextForSubcommand() {
 	}
 
 	// This is only necessary when running inside golang's runnable example harness
-	osExit = func(int) {}
-	stderr = os.Stdout
+	mustParseExit = func(int) {}
 
 	MustParse(&args)
 
@@ -457,8 +449,7 @@ func Example_subcommand() {
 	}
 
 	// This is only necessary when running inside golang's runnable example harness
-	osExit = func(int) {}
-	stderr = os.Stdout
+	mustParseExit = func(int) {}
 
 	MustParse(&args)
 
-- 
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