fix: add marshaler

Signed-off-by: Carlos Alexandro Becker <[email protected]>

Author: caarlos0

pkg/config/marshaler.go

@@ -0,0 +1,186 @@
+package config
+
+import (
+	"encoding/json"
+	"strings"
+)
+
+// MarshalJSON marshals a slack block as JSON.
+func (a SlackBlock) MarshalJSON() ([]byte, error) {
+	return json.Marshal(a.Internal)
+}
+
+// UnmarshalYAML is a custom unmarshaler that unmarshals a YAML slack attachment as untyped interface{}.
+func (a *SlackAttachment) UnmarshalYAML(unmarshal func(any) error) error {
+	var yamlv2 any
+	if err := unmarshal(&yamlv2); err != nil {
+		return err
+	}
+
+	a.Internal = yamlv2
+
+	return nil
+}
+
+// MarshalJSON marshals a slack attachment as JSON.
+func (a SlackAttachment) MarshalJSON() ([]byte, error) {
+	return json.Marshal(a.Internal)
+}
+
+// UnmarshalYAML is a custom unmarshaler that allows simplified declarations of commands as strings.
+func (bh *Hook) UnmarshalYAML(unmarshal func(any) error) error {
+	var cmd string
+	if err := unmarshal(&cmd); err != nil {
+		type t Hook
+		var hook t
+		if err := unmarshal(&hook); err != nil {
+			return err
+		}
+		*bh = (Hook)(hook)
+		return nil
+	}
+
+	bh.Cmd = cmd
+	return nil
+}
+
+// UnmarshalYAML is a custom unmarshaler that wraps strings in arrays.
+func (f *File) UnmarshalYAML(unmarshal func(any) error) error {
+	type t File
+	var str string
+	if err := unmarshal(&str); err == nil {
+		*f = File{Source: str}
+		return nil
+	}
+
+	var file t
+	if err := unmarshal(&file); err != nil {
+		return err
+	}
+	*f = File(file)
+	return nil
+}
+
+// UnmarshalYAML is a custom unmarshaler that allows simplified declaration of single command.
+func (bhc *Hooks) UnmarshalYAML(unmarshal func(any) error) error {
+	var singleCmd string
+	err := unmarshal(&singleCmd)
+	if err == nil {
+		*bhc = []Hook{{Cmd: singleCmd}}
+		return nil
+	}
+
+	type t Hooks
+	var hooks t
+	if err := unmarshal(&hooks); err != nil {
+		return err
+	}
+	*bhc = (Hooks)(hooks)
+	return nil
+}
+
+// UnmarshalYAML is a custom unmarshaler that wraps strings in arrays.
+func (a *FlagArray) UnmarshalYAML(unmarshal func(any) error) error {
+	var flags []string
+	if err := unmarshal(&flags); err != nil {
+		var flagstr string
+		if err := unmarshal(&flagstr); err != nil {
+			return err
+		}
+		*a = strings.Fields(flagstr)
+	} else {
+		*a = flags
+	}
+	return nil
+}
+
+// UnmarshalYAML is a custom unmarshaler that unmarshals a YAML slack block as untyped interface{}.
+func (a *SlackBlock) UnmarshalYAML(unmarshal func(any) error) error {
+	var yamlv2 any
+	if err := unmarshal(&yamlv2); err != nil {
+		return err
+	}
+
+	a.Internal = yamlv2
+
+	return nil
+}
+
+// UnmarshalYAML is a custom unmarshaler that wraps strings in arrays.
+func (a *StringArray) UnmarshalYAML(unmarshal func(any) error) error {
+	var strings []string
+	if err := unmarshal(&strings); err != nil {
+		var str string
+		if err := unmarshal(&str); err != nil {
+			return err
+		}
+		*a = []string{str}
+	} else {
+		*a = strings
+	}
+	return nil
+}
+
+func (a *NixDependency) UnmarshalYAML(unmarshal func(any) error) error {
+	var str string
+	if err := unmarshal(&str); err == nil {
+		a.Name = str
+		return nil
+	}
+
+	type t NixDependency
+	var dep t
+	if err := unmarshal(&dep); err != nil {
+		return err
+	}
+
+	a.Name = dep.Name
+	a.OS = dep.OS
+
+	return nil
+}
+
+// type alias to prevent stack overflowing in the custom unmarshaler.
+type pullRequestBase PullRequestBase
+
+// UnmarshalYAML is a custom unmarshaler that accept brew deps in both the old and new format.
+func (a *PullRequestBase) UnmarshalYAML(unmarshal func(any) error) error {
+	var str string
+	if err := unmarshal(&str); err == nil {
+		a.Branch = str
+		return nil
+	}
+
+	var base pullRequestBase
+	if err := unmarshal(&base); err != nil {
+		return err
+	}
+
+	a.Branch = base.Branch
+	a.Owner = base.Owner
+	a.Name = base.Name
+
+	return nil
+}
+
+// UnmarshalYAML is a custom unmarshaler that accept brew deps in both the old and new format.
+func (a *HomebrewDependency) UnmarshalYAML(unmarshal func(any) error) error {
+	var str string
+	if err := unmarshal(&str); err == nil {
+		a.Name = str
+		return nil
+	}
+
+	type t HomebrewDependency
+	var dep t
+	if err := unmarshal(&dep); err != nil {
+		return err
+	}
+
+	a.Name = dep.Name
+	a.Type = dep.Type
+	a.Version = dep.Version
+	a.OS = dep.OS
+
+	return nil
+}