feat: allow user to override commit title character limit setting

As discussed with @stefanlogue, we want to treat the 48 chars as the absolute minimum

- to avoid unintended behaviours if someone supplies a negative value
- or if the value they supply is too small for the commit type to fit in it.

config.go

@@ -9,12 +9,14 @@ import (
 	"github.com/stefanlogue/meteor/pkg/config"
 )
 
+const defaultCommitTitleCharLimit = 48
+
 // loadConfig loads the config file from the current directory or any parent
-func loadConfig(fs afero.Fs) ([]huh.Option[string], []huh.Option[string], []huh.Option[string], bool, error) {
+func loadConfig(fs afero.Fs) ([]huh.Option[string], []huh.Option[string], []huh.Option[string], bool, int, error) {
 	filePath, err := config.FindConfigFile(fs)
 	if err != nil {
 		log.Debug("Error finding config file", "error", err)
-		return config.DefaultPrefixes, nil, nil, true, nil
+		return config.DefaultPrefixes, nil, nil, true, defaultCommitTitleCharLimit, nil
 	}
 
 	log.Debug("found config file", "path", filePath)
@@ -23,13 +25,18 @@ func loadConfig(fs afero.Fs) ([]huh.Option[string], []huh.Option[string], []huh.
 
 	err = c.LoadFile(filePath)
 	if err != nil {
-		return nil, nil, nil, true, fmt.Errorf("error parsing config file: %w", err)
+		return nil, nil, nil, true, defaultCommitTitleCharLimit, fmt.Errorf("error parsing config file: %w", err)
 	}
 
 	if c.ShowIntro == nil {
 		showIntro := true
 		c.ShowIntro = &showIntro
 	}
 
-	return c.Prefixes.Options(), c.Coauthors.Options(), c.Boards.Options(), *c.ShowIntro, nil
+	if c.CommitTitleCharLimit == nil || *c.CommitTitleCharLimit < defaultCommitTitleCharLimit {
+		commitTitleCharLimit := defaultCommitTitleCharLimit
+		c.CommitTitleCharLimit = &commitTitleCharLimit
+	}
+
+	return c.Prefixes.Options(), c.Coauthors.Options(), c.Boards.Options(), *c.ShowIntro, *c.CommitTitleCharLimit, nil
 }

main.go

@@ -82,7 +82,7 @@ func main() {
 		fail("Could not change directory: %s", err)
 	}
 
-	prefixes, coauthors, boards, showIntro, err := loadConfig(AFS)
+	prefixes, coauthors, boards, showIntro, commitTitleCharLimit, err := loadConfig(AFS)
 	if err != nil {
 		fail("Error: %s", err)
 	}
@@ -216,7 +216,7 @@ func main() {
 			huh.NewInput().
 				Value(&newCommit.Message).
 				Title("Message").
-				CharLimit(48),
+				CharLimit(commitTitleCharLimit),
 			huh.NewText().
 				Value(&newCommit.Body).
 				Title("Body").

pkg/config/config.go

@@ -10,10 +10,11 @@ import (
 )
 
 type Config struct {
-	ShowIntro *bool     `json:"showIntro"`
-	Prefixes  Prefixes  `json:"prefixes"`
-	Coauthors CoAuthors `json:"coauthors"`
-	Boards    Boards    `json:"boards"`
+	ShowIntro            *bool     `json:"showIntro"`
+	Prefixes             Prefixes  `json:"prefixes"`
+	Coauthors            CoAuthors `json:"coauthors"`
+	Boards               Boards    `json:"boards"`
+	CommitTitleCharLimit *int      `json:"commitTitleCharLimit"`
 }
 
 // New returns a new Config