replace hashicorp/go-multierror with errors.Join

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Author: thaJeztah

cmd/oci-runtime-tool/validate.go

@@ -45,7 +45,7 @@ var bundleValidateCommand = cli.Command{
 				logrus.Warn(e)
 			}
 
-			return levelErrors.Error.ErrorOrNil()
+			return levelErrors.Error
 		}
 		fmt.Println("Bundle validation succeeded.")
 		return nil

go.mod

@@ -5,7 +5,6 @@ go 1.19
 require (
 	github.com/blang/semver/v4 v4.0.0
 	github.com/google/uuid v1.3.0
-	github.com/hashicorp/go-multierror v1.1.1
 	github.com/mndrix/tap-go v0.0.0-20171203230836-629fa407e90b
 	github.com/mrunalp/fileutils v0.5.0
 	github.com/opencontainers/runtime-spec v1.1.0
@@ -20,7 +19,6 @@ require (
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/hashicorp/errwrap v1.0.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect

go.sum

@@ -5,10 +5,6 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/hashicorp/errwrap v1.0.0 h1:hLrqtEDnRye3+sgx6z4qVLNuviH3MR5aQ0ykNJa/UYA=
-github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
-github.com/hashicorp/go-multierror v1.1.1 h1:H5DkEtf6CXdFp0N0Em5UCwQpXMWke8IA0+lD48awMYo=
-github.com/hashicorp/go-multierror v1.1.1/go.mod h1:iw975J/qwKPdAO1clOe2L8331t/9/fmwbPZ6JB6eMoM=
 github.com/mndrix/tap-go v0.0.0-20171203230836-629fa407e90b h1:Ga1nclDSe8gOw37MVLMhfu2QKWtD6gvtQ298zsKVh8g=
 github.com/mndrix/tap-go v0.0.0-20171203230836-629fa407e90b/go.mod h1:pzzDgJWZ34fGzaAZGFW22KVZDfyrYW+QABMrWnJBnSs=
 github.com/mrunalp/fileutils v0.5.0 h1:NKzVxiH7eSk+OQ4M+ZYW1K6h27RUV3MI6NUTsHhU6Z4=

specerror/error.go

@@ -3,9 +3,9 @@
 package specerror
 
 import (
+	"errors"
 	"fmt"
 
-	"github.com/hashicorp/go-multierror"
 	rfc2119 "github.com/opencontainers/runtime-tools/error"
 )
 
@@ -43,7 +43,7 @@ type LevelErrors struct {
 
 	// Error holds errors that were at or above a compliance-level
 	// threshold, as well as errors that are not Errors.
-	Error *multierror.Error
+	Error error
 }
 
 var ociErrors = map[Code]errorTemplate{}
@@ -107,6 +107,10 @@ func NewError(code Code, err error, version string) error {
 	}
 }
 
+type joinErr interface {
+	Unwrap() []error
+}
+
 // FindError finds an error from a source error (multiple error) and
 // returns the error code if found.
 // If the source error is nil or empty, return NonError.
@@ -115,16 +119,14 @@ func FindError(err error, code Code) Code {
 	if err == nil {
 		return NonError
 	}
-
-	if merr, ok := err.(*multierror.Error); ok {
-		if merr.ErrorOrNil() == nil {
-			return NonError
-		}
-		for _, e := range merr.Errors {
-			if rfcErr, ok := e.(*Error); ok {
-				if rfcErr.Code == code {
-					return code
-				}
+	var rfcErr *Error
+	if errors.As(err, &rfcErr) && rfcErr.Code == code {
+		return code
+	}
+	if errs, ok := err.(joinErr); ok {
+		for _, e := range errs.Unwrap() {
+			if errors.As(e, &rfcErr) && rfcErr.Code == code {
+				return code
 			}
 		}
 	}
@@ -135,18 +137,18 @@ func FindError(err error, code Code) Code {
 // from the source error.  If the source error is not a multierror, it
 // is returned unchanged.
 func SplitLevel(errIn error, level rfc2119.Level) (levelErrors LevelErrors, errOut error) {
-	merr, ok := errIn.(*multierror.Error)
+	merr, ok := errIn.(joinErr)
 	if !ok {
 		return levelErrors, errIn
 	}
-	for _, err := range merr.Errors {
-		e, ok := err.(*Error)
-		if ok && e.Err.Level < level {
-			fmt.Println(e)
-			levelErrors.Warnings = append(levelErrors.Warnings, e)
+	for _, err := range merr.Unwrap() {
+		var rfcErr *Error
+		if errors.As(err, &rfcErr) && rfcErr.Err.Level < level {
+			fmt.Println(rfcErr)
+			levelErrors.Warnings = append(levelErrors.Warnings, rfcErr)
 			continue
 		}
-		levelErrors.Error = multierror.Append(levelErrors.Error, err)
+		levelErrors.Error = errors.Join(levelErrors.Error, err)
 	}
 	return levelErrors, nil
 }