remove error on no config file, create file instead

closes #42

.github/workflows/release.yml

@@ -19,7 +19,7 @@ jobs:
         name: Set up Go
         uses: actions/setup-go@v3
         with:
-          go-version: '>=1.19.0'
+          go-version: '>=1.21.3'
       -
         name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v4

cmd/nom/main.go

@@ -77,10 +77,6 @@ func main() {
 			fmt.Printf("%v\n", err)
 		}
 
-		if errors.Is(err, config.ErrMissingConfig) {
-			fmt.Printf("Missing config file. \nAdd $XDG_CONFIG_HOME/nom/config.yml. See docs for config options.\n\n")
-		}
-
 		parser.WriteHelp(os.Stderr)
 		os.Exit(1)
 	}

internal/config/config.go

@@ -10,8 +10,6 @@ import (
 	"gopkg.in/yaml.v3"
 )
 
-var ErrMissingConfig = errors.New("missing config.yml")
-
 type Feed struct {
 	URL  string `yaml:"url"`
 	Name string `yaml:"name,omitempty"`
@@ -35,7 +33,7 @@ type Backends struct {
 
 type Config struct {
 	configPath string
-	ConfigDir  string
+	ConfigDir  string `yaml:"-"`
 	Pager      string `yaml:"pager,omitempty"`
 	Feeds      []Feed `yaml:"feeds"`
 	// Preview feeds are distinguished from Feeds because we don't want to inadvertenly write those into the config file.
@@ -93,7 +91,7 @@ func (c *Config) Load() error {
 
 	rawData, err := os.ReadFile(c.configPath)
 	if err != nil {
-		return fmt.Errorf("config.Load: %w", ErrMissingConfig)
+		return fmt.Errorf("config.Load: %w", err)
 	}
 
 	// manually set config values from fileconfig, messy solve for config priority
@@ -182,20 +180,26 @@ func (c *Config) GetFeeds() []Feed {
 }
 
 func setupConfigDir(configDir string) error {
-	// if configpath already exists, exit early
-	if _, err := os.Stat(configDir); !errors.Is(err, os.ErrNotExist) {
+	configFile := filepath.Join(configDir, "/config.yml")
+
+	_, err := os.Stat(configFile)
+
+	// if configFile exists, do nothing
+	if !errors.Is(err, os.ErrNotExist) {
 		return nil
 	}
 
-	err := os.MkdirAll(configDir, 0755)
+	// if not, create directory. noop if directory exists
+	err = os.MkdirAll(configDir, 0755)
 	if err != nil {
 		return fmt.Errorf("setupConfigDir: %w", err)
 	}
 
-	_, err = os.Create(configDir)
+	// then create the file
+	_, err = os.Create(configFile)
 	if err != nil {
 		return fmt.Errorf("setupConfigDir: %w", err)
 	}
 
-	return nil
+	return err
 }

internal/config/config_test.go

@@ -3,6 +3,7 @@ package config
 import (
 	"fmt"
 	"os"
+	"path/filepath"
 	"testing"
 
 	"gopkg.in/yaml.v3"
@@ -12,6 +13,12 @@ import (
 
 const configFixturePath = "../test/data/config_fixture.yml"
 const configFixtureWritePath = "../test/data/config_fixture_write.yml"
+const configDir = "../test/data/nom"
+const configPath = "../test/data/nom/config.yml"
+
+func cleanup() {
+	os.RemoveAll(configDir)
+}
 
 func TestNewDefault(t *testing.T) {
 	c, _ := New("", "", []string{})
@@ -107,3 +114,18 @@ func TestConfigAddFeed(t *testing.T) {
 		t.Fatalf("did not write feed correctly")
 	}
 }
+
+func TestConfigSetupDir(t *testing.T) {
+	err := setupConfigDir(configDir)
+	if err != nil {
+		t.Fail()
+		return
+	}
+
+	_, err = os.Stat(filepath.Join(configDir, "config.yml"))
+	if err != nil {
+		t.Fail()
+	}
+
+	cleanup()
+}