feat(config): Fallback to loading config from .goreleaser.yaml

README.md

@@ -56,3 +56,5 @@ jobs:
 ## Configuration
 
 Configuration is loaded from `.changelog-generator.yaml` in the git repo root. See the [config example](config_example.yaml) for more details.
+
+If `.changelog-generator.yaml` is not found, Changelog Generator will attempt to load the `changelog` key from `.goreleaser.yaml`.

go.mod

@@ -5,6 +5,7 @@ go 1.22.1
 require (
 	github.com/go-git/go-git/v5 v5.11.0
 	github.com/knadh/koanf/parsers/yaml v0.1.0
+	github.com/knadh/koanf/providers/confmap v0.1.0
 	github.com/knadh/koanf/providers/file v0.1.0
 	github.com/knadh/koanf/providers/structs v0.1.0
 	github.com/knadh/koanf/v2 v2.1.0

go.sum

@@ -54,6 +54,8 @@ github.com/knadh/koanf/maps v0.1.1 h1:G5TjmUh2D7G2YWf5SQQqSiHRJEjaicvU0KpypqB3NI
 github.com/knadh/koanf/maps v0.1.1/go.mod h1:npD/QZY3V6ghQDdcQzl1W4ICNVTkohC8E73eI2xW4yI=
 github.com/knadh/koanf/parsers/yaml v0.1.0 h1:ZZ8/iGfRLvKSaMEECEBPM1HQslrZADk8fP1XFUxVI5w=
 github.com/knadh/koanf/parsers/yaml v0.1.0/go.mod h1:cvbUDC7AL23pImuQP0oRw/hPuccrNBS2bps8asS0CwY=
+github.com/knadh/koanf/providers/confmap v0.1.0 h1:gOkxhHkemwG4LezxxN8DMOFopOPghxRVp7JbIvdvqzU=
+github.com/knadh/koanf/providers/confmap v0.1.0/go.mod h1:2uLhxQzJnyHKfxG927awZC7+fyHFdQkd697K4MdLnIU=
 github.com/knadh/koanf/providers/file v0.1.0 h1:fs6U7nrV58d3CFAFh8VTde8TM262ObYf3ODrc//Lp+c=
 github.com/knadh/koanf/providers/file v0.1.0/go.mod h1:rjJ/nHQl64iYCtAW2QQnF0eSmDEX/YZ/eNFj5yR6BvA=
 github.com/knadh/koanf/providers/structs v0.1.0 h1:wJRteCNn1qvLtE5h8KQBvLJovidSdntfdyIbbCzEyE0=

internal/config/load.go

@@ -8,12 +8,18 @@ import (
 	"regexp"
 
 	"github.com/knadh/koanf/parsers/yaml"
+	"github.com/knadh/koanf/providers/confmap"
 	"github.com/knadh/koanf/providers/file"
 	"github.com/knadh/koanf/providers/structs"
 	"github.com/knadh/koanf/v2"
 	"github.com/spf13/cobra"
 )
 
+type configFile struct {
+	path         string
+	isGoReleaser bool
+}
+
 func Load(cmd *cobra.Command) (*Config, error) {
 	conf := NewDefault()
 	k := koanf.New(".")
@@ -24,18 +30,46 @@ func Load(cmd *cobra.Command) (*Config, error) {
 	}
 
 	// Find config file
+	var cfgFiles []configFile
 	cfgFile, err := cmd.Flags().GetString("config")
 	if err != nil {
 		return nil, err
 	}
-	if cfgFile == "" {
-		cfgFile = ".changelog-generator.yaml"
+	if cfgFile != "" {
+		cfgFiles = append(cfgFiles, configFile{path: cfgFile})
+	} else {
+		cfgFiles = []configFile{
+			{path: ".changelog-generator.yaml"},
+			{path: ".changelog-generator.yml"},
+			{path: ".goreleaser.yaml", isGoReleaser: true},
+			{path: ".goreleaser.yml", isGoReleaser: true},
+		}
 	}
 
 	// Parse config file
 	parser := yaml.Parser()
-	if err := k.Load(file.Provider(cfgFile), parser); err != nil && !errors.Is(err, os.ErrNotExist) {
-		return nil, err
+	for _, cfgFile := range cfgFiles {
+		subK := k
+		if cfgFile.isGoReleaser {
+			subK = koanf.New(".")
+		}
+
+		if err := subK.Load(file.Provider(cfgFile.path), parser); err != nil {
+			if errors.Is(err, os.ErrNotExist) {
+				continue
+			}
+			return nil, err
+		}
+
+		if cfgFile.isGoReleaser {
+			if changelogConf := subK.Get("changelog"); changelogConf != nil {
+				if err := k.Load(confmap.Provider(changelogConf.(map[string]any), "."), nil); err != nil {
+					return nil, err
+				}
+			}
+		}
+
+		break
 	}
 
 	if err := k.UnmarshalWithConf("", conf, koanf.UnmarshalConf{Tag: "yaml"}); err != nil {