mirror of
https://github.com/spf13/viper
synced 2024-09-28 18:36:19 +00:00
feat(encoding): drop HCL, Java properties and INI dependencies
Signed-off-by: Mark Sagi-Kazar <mark.sagikazar@gmail.com>
This commit is contained in:
Mark Sagi-Kazar
Márk Sági-Kazár
parent
687cfb73cf
commit
ee6cffa48d
3
go.mod
3
go.mod
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@ -5,8 +5,6 @@ go 1.21
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require (
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github.com/fsnotify/fsnotify v1.7.0
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github.com/go-viper/mapstructure/v2 v2.0.0
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github.com/hashicorp/hcl v1.0.0
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github.com/magiconair/properties v1.8.7
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github.com/pelletier/go-toml/v2 v2.2.2
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github.com/sagikazarmark/locafero v0.6.0
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github.com/spf13/afero v1.11.0
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@ -14,7 +12,6 @@ require (
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github.com/spf13/pflag v1.0.5
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github.com/stretchr/testify v1.9.0
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github.com/subosito/gotenv v1.6.0
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gopkg.in/ini.v1 v1.67.0
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gopkg.in/yaml.v3 v3.0.1
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)
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6
go.sum
6
go.sum
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@ -9,14 +9,10 @@ github.com/go-viper/mapstructure/v2 v2.0.0 h1:dhn8MZ1gZ0mzeodTG3jt5Vj/o87xZKuNAp
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github.com/go-viper/mapstructure/v2 v2.0.0/go.mod h1:oJDH3BJKyqBA2TXFhDsKDGDTlndYOZ6rGS0BRZIxGhM=
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github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
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github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
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github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
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github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
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github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
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github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
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github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
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github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
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github.com/magiconair/properties v1.8.7 h1:IeQXZAiQcpL9mgcAe1Nu6cX9LLw6ExEHKjN0VQdvPDY=
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github.com/magiconair/properties v1.8.7/go.mod h1:Dhd985XPs7jluiymwWYZ0G4Z61jb3vdS329zhj2hYo0=
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github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM=
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github.com/pelletier/go-toml/v2 v2.2.2/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h4qDAS4n929Rs=
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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@ -56,8 +52,6 @@ golang.org/x/text v0.15.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
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gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/ini.v1 v1.67.0 h1:Dgnx+6+nfE+IfzjUEISNeydPJh9AXNNsWbGP9KzCsOA=
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gopkg.in/ini.v1 v1.67.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
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gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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@ -1,40 +0,0 @@
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package hcl
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import (
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"bytes"
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"encoding/json"
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"github.com/hashicorp/hcl"
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"github.com/hashicorp/hcl/hcl/printer"
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)
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// Codec implements the encoding.Encoder and encoding.Decoder interfaces for HCL encoding.
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// TODO: add printer config to the codec?
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type Codec struct{}
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func (Codec) Encode(v map[string]any) ([]byte, error) {
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b, err := json.Marshal(v)
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if err != nil {
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return nil, err
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}
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// TODO: use printer.Format? Is the trailing newline an issue?
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ast, err := hcl.Parse(string(b))
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if err != nil {
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return nil, err
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}
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var buf bytes.Buffer
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err = printer.Fprint(&buf, ast.Node)
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if err != nil {
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return nil, err
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}
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return buf.Bytes(), nil
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}
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func (Codec) Decode(b []byte, v map[string]any) error {
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return hcl.Unmarshal(b, &v)
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}
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@ -1,132 +0,0 @@
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package hcl
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// original form of the data.
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const original = `# key-value pair
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"key" = "value"
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// list
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"list" = ["item1", "item2", "item3"]
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/* map */
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"map" = {
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"key" = "value"
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}
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/*
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nested map
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*/
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"nested_map" "map" {
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"key" = "value"
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"list" = ["item1", "item2", "item3"]
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}`
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// encoded form of the data.
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const encoded = `"key" = "value"
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"list" = ["item1", "item2", "item3"]
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"map" = {
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"key" = "value"
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}
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"nested_map" "map" {
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"key" = "value"
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"list" = ["item1", "item2", "item3"]
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}`
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// decoded form of the data.
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//
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// In case of HCL it's slightly different from Viper's internal representation
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// (e.g. map is decoded into a list of maps).
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var decoded = map[string]any{
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"key": "value",
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"list": []any{
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"item1",
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"item2",
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"item3",
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},
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"map": []map[string]any{
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{
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"key": "value",
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},
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},
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"nested_map": []map[string]any{
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{
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"map": []map[string]any{
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{
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"key": "value",
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"list": []any{
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"item1",
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"item2",
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"item3",
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},
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},
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},
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},
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},
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}
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// data is Viper's internal representation.
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var data = map[string]any{
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"key": "value",
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"list": []any{
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"item1",
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"item2",
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"item3",
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},
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"map": map[string]any{
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"key": "value",
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},
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"nested_map": map[string]any{
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"map": map[string]any{
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"key": "value",
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"list": []any{
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"item1",
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"item2",
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"item3",
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},
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},
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},
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}
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func TestCodec_Encode(t *testing.T) {
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codec := Codec{}
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b, err := codec.Encode(data)
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require.NoError(t, err)
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assert.Equal(t, encoded, string(b))
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}
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func TestCodec_Decode(t *testing.T) {
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t.Run("OK", func(t *testing.T) {
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codec := Codec{}
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v := map[string]any{}
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err := codec.Decode([]byte(original), v)
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require.NoError(t, err)
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assert.Equal(t, decoded, v)
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})
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t.Run("InvalidData", func(t *testing.T) {
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codec := Codec{}
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v := map[string]any{}
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err := codec.Decode([]byte(`invalid data`), v)
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require.Error(t, err)
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t.Logf("decoding failed as expected: %s", err)
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})
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}
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@ -1,99 +0,0 @@
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package ini
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import (
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"bytes"
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"sort"
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"strings"
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"github.com/spf13/cast"
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"gopkg.in/ini.v1"
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)
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// LoadOptions contains all customized options used for load data source(s).
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// This type is added here for convenience: this way consumers can import a single package called "ini".
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type LoadOptions = ini.LoadOptions
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// Codec implements the encoding.Encoder and encoding.Decoder interfaces for INI encoding.
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type Codec struct {
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KeyDelimiter string
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LoadOptions LoadOptions
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}
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func (c Codec) Encode(v map[string]any) ([]byte, error) {
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cfg := ini.Empty()
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ini.PrettyFormat = false
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flattened := map[string]any{}
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flattened = flattenAndMergeMap(flattened, v, "", c.keyDelimiter())
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keys := make([]string, 0, len(flattened))
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for key := range flattened {
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keys = append(keys, key)
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}
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sort.Strings(keys)
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for _, key := range keys {
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sectionName, keyName := "", key
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lastSep := strings.LastIndex(key, ".")
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if lastSep != -1 {
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sectionName = key[:(lastSep)]
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keyName = key[(lastSep + 1):]
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}
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// TODO: is this a good idea?
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if sectionName == "default" {
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sectionName = ""
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}
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cfg.Section(sectionName).Key(keyName).SetValue(cast.ToString(flattened[key]))
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}
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var buf bytes.Buffer
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_, err := cfg.WriteTo(&buf)
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if err != nil {
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return nil, err
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}
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return buf.Bytes(), nil
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}
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func (c Codec) Decode(b []byte, v map[string]any) error {
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cfg := ini.Empty(c.LoadOptions)
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err := cfg.Append(b)
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if err != nil {
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return err
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}
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sections := cfg.Sections()
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for i := 0; i < len(sections); i++ {
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section := sections[i]
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keys := section.Keys()
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for j := 0; j < len(keys); j++ {
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key := keys[j]
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value := cfg.Section(section.Name()).Key(key.Name()).String()
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deepestMap := deepSearch(v, strings.Split(section.Name(), c.keyDelimiter()))
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// set innermost value
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deepestMap[key.Name()] = value
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}
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}
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return nil
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}
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func (c Codec) keyDelimiter() string {
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if c.KeyDelimiter == "" {
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return "."
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}
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return c.KeyDelimiter
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}
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@ -1,99 +0,0 @@
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package ini
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// original form of the data.
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const original = `; key-value pair
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key=value ; key-value pair
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# map
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[map] # map
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key=%(key)s
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`
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// encoded form of the data.
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const encoded = `key=value
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[map]
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key=value
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`
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// decoded form of the data.
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//
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// In case of INI it's slightly different from Viper's internal representation
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// (e.g. top level keys land in a section called default).
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var decoded = map[string]any{
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"DEFAULT": map[string]any{
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"key": "value",
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},
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"map": map[string]any{
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"key": "value",
|
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},
|
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}
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|
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// data is Viper's internal representation.
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var data = map[string]any{
|
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"key": "value",
|
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"map": map[string]any{
|
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"key": "value",
|
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},
|
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}
|
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|
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func TestCodec_Encode(t *testing.T) {
|
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t.Run("OK", func(t *testing.T) {
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codec := Codec{}
|
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b, err := codec.Encode(data)
|
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require.NoError(t, err)
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|
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assert.Equal(t, encoded, string(b))
|
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})
|
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|
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t.Run("Default", func(t *testing.T) {
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codec := Codec{}
|
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|
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data := map[string]any{
|
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"default": map[string]any{
|
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"key": "value",
|
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},
|
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"map": map[string]any{
|
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"key": "value",
|
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},
|
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}
|
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|
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b, err := codec.Encode(data)
|
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require.NoError(t, err)
|
||||
|
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assert.Equal(t, encoded, string(b))
|
||||
})
|
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}
|
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|
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func TestCodec_Decode(t *testing.T) {
|
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t.Run("OK", func(t *testing.T) {
|
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codec := Codec{}
|
||||
|
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v := map[string]any{}
|
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|
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err := codec.Decode([]byte(original), v)
|
||||
require.NoError(t, err)
|
||||
|
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assert.Equal(t, decoded, v)
|
||||
})
|
||||
|
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t.Run("InvalidData", func(t *testing.T) {
|
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codec := Codec{}
|
||||
|
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v := map[string]any{}
|
||||
|
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err := codec.Decode([]byte(`invalid data`), v)
|
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require.Error(t, err)
|
||||
|
||||
t.Logf("decoding failed as expected: %s", err)
|
||||
})
|
||||
}
|
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|
|
@ -1,74 +0,0 @@
|
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package ini
|
||||
|
||||
import (
|
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"strings"
|
||||
|
||||
"github.com/spf13/cast"
|
||||
)
|
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|
||||
// THIS CODE IS COPIED HERE: IT SHOULD NOT BE MODIFIED
|
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// AT SOME POINT IT WILL BE MOVED TO A COMMON PLACE
|
||||
// deepSearch scans deep maps, following the key indexes listed in the
|
||||
// sequence "path".
|
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// The last value is expected to be another map, and is returned.
|
||||
//
|
||||
// In case intermediate keys do not exist, or map to a non-map value,
|
||||
// a new map is created and inserted, and the search continues from there:
|
||||
// the initial map "m" may be modified!
|
||||
func deepSearch(m map[string]any, path []string) map[string]any {
|
||||
for _, k := range path {
|
||||
m2, ok := m[k]
|
||||
if !ok {
|
||||
// intermediate key does not exist
|
||||
// => create it and continue from there
|
||||
m3 := make(map[string]any)
|
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m[k] = m3
|
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m = m3
|
||||
continue
|
||||
}
|
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m3, ok := m2.(map[string]any)
|
||||
if !ok {
|
||||
// intermediate key is a value
|
||||
// => replace with a new map
|
||||
m3 = make(map[string]any)
|
||||
m[k] = m3
|
||||
}
|
||||
// continue search from here
|
||||
m = m3
|
||||
}
|
||||
return m
|
||||
}
|
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|
||||
// flattenAndMergeMap recursively flattens the given map into a new map
|
||||
// Code is based on the function with the same name in the main package.
|
||||
// TODO: move it to a common place.
|
||||
func flattenAndMergeMap(shadow, m map[string]any, prefix, delimiter string) map[string]any {
|
||||
if shadow != nil && prefix != "" && shadow[prefix] != nil {
|
||||
// prefix is shadowed => nothing more to flatten
|
||||
return shadow
|
||||
}
|
||||
if shadow == nil {
|
||||
shadow = make(map[string]any)
|
||||
}
|
||||
|
||||
var m2 map[string]any
|
||||
if prefix != "" {
|
||||
prefix += delimiter
|
||||
}
|
||||
for k, val := range m {
|
||||
fullKey := prefix + k
|
||||
switch val := val.(type) {
|
||||
case map[string]any:
|
||||
m2 = val
|
||||
case map[any]any:
|
||||
m2 = cast.ToStringMap(val)
|
||||
default:
|
||||
// immediate value
|
||||
shadow[strings.ToLower(fullKey)] = val
|
||||
continue
|
||||
}
|
||||
// recursively merge to shadow map
|
||||
shadow = flattenAndMergeMap(shadow, m2, fullKey, delimiter)
|
||||
}
|
||||
return shadow
|
||||
}
|
||||
|
|
@ -1,86 +0,0 @@
|
|||
package javaproperties
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"sort"
|
||||
"strings"
|
||||
|
||||
"github.com/magiconair/properties"
|
||||
"github.com/spf13/cast"
|
||||
)
|
||||
|
||||
// Codec implements the encoding.Encoder and encoding.Decoder interfaces for Java properties encoding.
|
||||
type Codec struct {
|
||||
KeyDelimiter string
|
||||
|
||||
// Store read properties on the object so that we can write back in order with comments.
|
||||
// This will only be used if the configuration read is a properties file.
|
||||
// TODO: drop this feature in v2
|
||||
// TODO: make use of the global properties object optional
|
||||
Properties *properties.Properties
|
||||
}
|
||||
|
||||
func (c *Codec) Encode(v map[string]any) ([]byte, error) {
|
||||
if c.Properties == nil {
|
||||
c.Properties = properties.NewProperties()
|
||||
}
|
||||
|
||||
flattened := map[string]any{}
|
||||
|
||||
flattened = flattenAndMergeMap(flattened, v, "", c.keyDelimiter())
|
||||
|
||||
keys := make([]string, 0, len(flattened))
|
||||
|
||||
for key := range flattened {
|
||||
keys = append(keys, key)
|
||||
}
|
||||
|
||||
sort.Strings(keys)
|
||||
|
||||
for _, key := range keys {
|
||||
_, _, err := c.Properties.Set(key, cast.ToString(flattened[key]))
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
|
||||
var buf bytes.Buffer
|
||||
|
||||
_, err := c.Properties.WriteComment(&buf, "#", properties.UTF8)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return buf.Bytes(), nil
|
||||
}
|
||||
|
||||
func (c *Codec) Decode(b []byte, v map[string]any) error {
|
||||
var err error
|
||||
c.Properties, err = properties.Load(b, properties.UTF8)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
for _, key := range c.Properties.Keys() {
|
||||
// ignore existence check: we know it's there
|
||||
value, _ := c.Properties.Get(key)
|
||||
|
||||
// recursively build nested maps
|
||||
path := strings.Split(key, c.keyDelimiter())
|
||||
lastKey := strings.ToLower(path[len(path)-1])
|
||||
deepestMap := deepSearch(v, path[0:len(path)-1])
|
||||
|
||||
// set innermost value
|
||||
deepestMap[lastKey] = value
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func (c Codec) keyDelimiter() string {
|
||||
if c.KeyDelimiter == "" {
|
||||
return "."
|
||||
}
|
||||
|
||||
return c.KeyDelimiter
|
||||
}
|
||||
|
|
@ -1,75 +0,0 @@
|
|||
package javaproperties
|
||||
|
||||
import (
|
||||
"testing"
|
||||
|
||||
"github.com/stretchr/testify/assert"
|
||||
"github.com/stretchr/testify/require"
|
||||
)
|
||||
|
||||
// original form of the data.
|
||||
const original = `#key-value pair
|
||||
key = value
|
||||
map.key = value
|
||||
`
|
||||
|
||||
// encoded form of the data.
|
||||
const encoded = `key = value
|
||||
map.key = value
|
||||
`
|
||||
|
||||
// data is Viper's internal representation.
|
||||
var data = map[string]any{
|
||||
"key": "value",
|
||||
"map": map[string]any{
|
||||
"key": "value",
|
||||
},
|
||||
}
|
||||
|
||||
func TestCodec_Encode(t *testing.T) {
|
||||
codec := Codec{}
|
||||
|
||||
b, err := codec.Encode(data)
|
||||
require.NoError(t, err)
|
||||
|
||||
assert.Equal(t, encoded, string(b))
|
||||
}
|
||||
|
||||
func TestCodec_Decode(t *testing.T) {
|
||||
t.Run("OK", func(t *testing.T) {
|
||||
codec := Codec{}
|
||||
|
||||
v := map[string]any{}
|
||||
|
||||
err := codec.Decode([]byte(original), v)
|
||||
require.NoError(t, err)
|
||||
|
||||
assert.Equal(t, data, v)
|
||||
})
|
||||
|
||||
t.Run("InvalidData", func(t *testing.T) {
|
||||
t.Skip("TODO: needs invalid data example")
|
||||
|
||||
codec := Codec{}
|
||||
|
||||
v := map[string]any{}
|
||||
|
||||
codec.Decode([]byte(``), v)
|
||||
|
||||
assert.Empty(t, v)
|
||||
})
|
||||
}
|
||||
|
||||
func TestCodec_DecodeEncode(t *testing.T) {
|
||||
codec := Codec{}
|
||||
|
||||
v := map[string]any{}
|
||||
|
||||
err := codec.Decode([]byte(original), v)
|
||||
require.NoError(t, err)
|
||||
|
||||
b, err := codec.Encode(data)
|
||||
require.NoError(t, err)
|
||||
|
||||
assert.Equal(t, original, string(b))
|
||||
}
|
||||
|
|
@ -1,74 +0,0 @@
|
|||
package javaproperties
|
||||
|
||||
import (
|
||||
"strings"
|
||||
|
||||
"github.com/spf13/cast"
|
||||
)
|
||||
|
||||
// THIS CODE IS COPIED HERE: IT SHOULD NOT BE MODIFIED
|
||||
// AT SOME POINT IT WILL BE MOVED TO A COMMON PLACE
|
||||
// deepSearch scans deep maps, following the key indexes listed in the
|
||||
// sequence "path".
|
||||
// The last value is expected to be another map, and is returned.
|
||||
//
|
||||
// In case intermediate keys do not exist, or map to a non-map value,
|
||||
// a new map is created and inserted, and the search continues from there:
|
||||
// the initial map "m" may be modified!
|
||||
func deepSearch(m map[string]any, path []string) map[string]any {
|
||||
for _, k := range path {
|
||||
m2, ok := m[k]
|
||||
if !ok {
|
||||
// intermediate key does not exist
|
||||
// => create it and continue from there
|
||||
m3 := make(map[string]any)
|
||||
m[k] = m3
|
||||
m = m3
|
||||
continue
|
||||
}
|
||||
m3, ok := m2.(map[string]any)
|
||||
if !ok {
|
||||
// intermediate key is a value
|
||||
// => replace with a new map
|
||||
m3 = make(map[string]any)
|
||||
m[k] = m3
|
||||
}
|
||||
// continue search from here
|
||||
m = m3
|
||||
}
|
||||
return m
|
||||
}
|
||||
|
||||
// flattenAndMergeMap recursively flattens the given map into a new map
|
||||
// Code is based on the function with the same name in the main package.
|
||||
// TODO: move it to a common place.
|
||||
func flattenAndMergeMap(shadow, m map[string]any, prefix, delimiter string) map[string]any {
|
||||
if shadow != nil && prefix != "" && shadow[prefix] != nil {
|
||||
// prefix is shadowed => nothing more to flatten
|
||||
return shadow
|
||||
}
|
||||
if shadow == nil {
|
||||
shadow = make(map[string]any)
|
||||
}
|
||||
|
||||
var m2 map[string]any
|
||||
if prefix != "" {
|
||||
prefix += delimiter
|
||||
}
|
||||
for k, val := range m {
|
||||
fullKey := prefix + k
|
||||
switch val := val.(type) {
|
||||
case map[string]any:
|
||||
m2 = val
|
||||
case map[any]any:
|
||||
m2 = cast.ToStringMap(val)
|
||||
default:
|
||||
// immediate value
|
||||
shadow[strings.ToLower(fullKey)] = val
|
||||
continue
|
||||
}
|
||||
// recursively merge to shadow map
|
||||
shadow = flattenAndMergeMap(shadow, m2, fullKey, delimiter)
|
||||
}
|
||||
return shadow
|
||||
}
|
||||
11
viper.go
11
viper.go
|
|
@ -40,7 +40,6 @@ import (
|
|||
"github.com/spf13/cast"
|
||||
"github.com/spf13/pflag"
|
||||
|
||||
"github.com/spf13/viper/internal/encoding/ini"
|
||||
"github.com/spf13/viper/internal/features"
|
||||
)
|
||||
|
||||
|
|
@ -163,9 +162,6 @@ type Viper struct {
|
|||
configPermissions os.FileMode
|
||||
envPrefix string
|
||||
|
||||
// Specific commands for ini parsing
|
||||
iniLoadOptions ini.LoadOptions
|
||||
|
||||
automaticEnvApplied bool
|
||||
envKeyReplacer StringReplacer
|
||||
allowEmptyEnv bool
|
||||
|
|
@ -1937,13 +1933,6 @@ func (v *Viper) SetConfigPermissions(perm os.FileMode) {
|
|||
v.configPermissions = perm.Perm()
|
||||
}
|
||||
|
||||
// IniLoadOptions sets the load options for ini parsing.
|
||||
func IniLoadOptions(in ini.LoadOptions) Option {
|
||||
return optionFunc(func(v *Viper) {
|
||||
v.iniLoadOptions = in
|
||||
})
|
||||
}
|
||||
|
||||
func (v *Viper) getConfigType() string {
|
||||
if v.configType != "" {
|
||||
return v.configType
|
||||
|
|
|
|||
Loading…
Reference in a new issue