feat(#112): Support nonzero execute exit codes via --execute-non-zero

config.go

@@ -35,6 +35,7 @@ type Config struct {
 	Output         string        `json:"output,omitempty" help:"Output location for {{.svg}}, {{.png}}, or {{.webp}}." short:"o" group:"Settings" default:"" placeholder:"freeze.svg"`
 	Execute        string        `json:"-" help:"Capture output of command execution." short:"x" group:"Settings" default:""`
 	ExecuteTimeout time.Duration `json:"-" help:"Execution timeout." group:"Settings" default:"10s" prefix:"execute." name:"timeout" hidden:""`
+	ExecuteNonZero bool					 `json:"nonzero" help:"Don't error on command execution even if exit code is non-zero." group:"Settings"`
 
 	// Decoration
 	Border Border `json:"border" embed:"" prefix:"border." group:"Border"`

freeze_test.go

@@ -129,6 +129,10 @@ func TestFreezeConfigurations(t *testing.T) {
 			flags:  []string{"--execute", `echo "Hello, world!"`},
 			output: "execute",
 		},
+		{
+			flags:  []string{"--execute-non-zero", "--execute", `mkdir "."`},
+			output: "nonzero",
+		},
 		{
 			input:  "test/input/bubbletea.model",
 			flags:  []string{"--language", "go", "--height", "800", "--width", "750", "--config", "full", "--window=false", "--show-line-numbers"},

pty.go

@@ -46,7 +46,7 @@ func executeCommand(config Config) (string, error) {
 	}()
 
 	err = cmd.Wait()
-	if err != nil {
+	if err != nil && !config.ExecuteNonZero {
 		return "", err
 	}
 	return out.String(), nil

pty_windows.go

@@ -71,7 +71,7 @@ func executeCommand(config Config) (string, error) {
 		err = r.error
 	}
 
-	if err != nil {
+	if err != nil && !config.ExecuteNonZero {
 		return "", err
 	}
 	return out.String(), nil