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Fix bug where FunctionError wasn't readable #1087

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2 changes: 1 addition & 1 deletion modules/aws/lambda.go
Expand Up @@ -170,7 +170,7 @@ type FunctionError struct {
}

func (err *FunctionError) Error() string {
return fmt.Sprintf("%s error invoking lambda function: %v", err.Message, err.Payload)
return fmt.Sprintf("%q error with status code %d invoking lambda function: %q", err.Message, err.StatusCode, err.Payload)
}

// NewLambdaClient creates a new Lambda client.
Expand Down
16 changes: 16 additions & 0 deletions modules/aws/lambda_test.go
@@ -0,0 +1,16 @@
package aws

import (
"github.com/stretchr/testify/require"
"testing"
)

func TestFunctionError(t *testing.T) {
t.Parallel()

// assert that the error message contains all the components of the error, in a readable form
err := &FunctionError{Message: "message", StatusCode: 123, Payload: []byte("payload")}
require.Contains(t, err.Error(), "message")
require.Contains(t, err.Error(), "123")
require.Contains(t, err.Error(), "payload")
}