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[chore] Remove the top level error if it indicates an empty name #9763

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merged 1 commit into from Mar 14, 2024
Merged

[chore] Remove the top level error if it indicates an empty name #9763

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10 changes: 9 additions & 1 deletion confmap/confmap.go
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Expand Up @@ -5,8 +5,10 @@ package confmap // import "go.opentelemetry.io/collector/confmap"

import (
"encoding"
"errors"
"fmt"
"reflect"
"strings"

"github.com/go-viper/mapstructure/v2"
"github.com/knadh/koanf/maps"
Expand Down Expand Up @@ -167,7 +169,13 @@ func decodeConfig(m *Conf, result any, errorUnused bool) error {
if err != nil {
return err
}
return decoder.Decode(m.ToStringMap())
if err = decoder.Decode(m.ToStringMap()); err != nil {
if strings.HasPrefix(err.Error(), "error decoding ''") {
return errors.Unwrap(err)
}
return err
}
return nil
}

// encoderConfig returns a default encoder.EncoderConfig that includes
Expand Down
4 changes: 2 additions & 2 deletions confmap/confmap_test.go
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Expand Up @@ -450,7 +450,7 @@ func TestEmbeddedUnmarshalerError(t *testing.T) {
})

tc := &testConfigWithEmbeddedError{}
assert.EqualError(t, cfgMap.Unmarshal(tc), "error decoding '': embedded error")
assert.EqualError(t, cfgMap.Unmarshal(tc), "embedded error")
}

func TestEmbeddedMarshalerError(t *testing.T) {
Expand All @@ -462,7 +462,7 @@ func TestEmbeddedMarshalerError(t *testing.T) {
})

tc := &testConfigWithMarshalError{}
assert.EqualError(t, cfgMap.Unmarshal(tc), "error decoding '': error running encode hook: marshaling error")
assert.EqualError(t, cfgMap.Unmarshal(tc), "error running encode hook: marshaling error")
}

func TestUnmarshalerKeepAlreadyInitialized(t *testing.T) {
Expand Down