mirror of https://github.com/spf13/viper.git
feat: use new finder library
Signed-off-by: Mark Sagi-Kazar <mark.sagikazar@gmail.com>
This commit is contained in:
Mark Sagi-Kazar
Márk Sági-Kazár
parent
6fdfebc843
commit
cfa8fd9b4f
65
fs.go
65
fs.go
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@ -1,65 +0,0 @@
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//go:build go1.16 && finder
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// +build go1.16,finder
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package viper
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import (
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"errors"
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"io/fs"
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"path"
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)
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type finder struct {
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paths []string
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fileNames []string
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extensions []string
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withoutExtension bool
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}
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func (f finder) Find(fsys fs.FS) (string, error) {
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for _, searchPath := range f.paths {
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for _, fileName := range f.fileNames {
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for _, extension := range f.extensions {
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filePath := path.Join(searchPath, fileName+"."+extension)
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ok, err := fileExists(fsys, filePath)
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if err != nil {
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return "", err
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}
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if ok {
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return filePath, nil
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}
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}
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if f.withoutExtension {
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filePath := path.Join(searchPath, fileName)
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ok, err := fileExists(fsys, filePath)
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if err != nil {
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return "", err
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}
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if ok {
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return filePath, nil
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}
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}
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}
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}
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return "", nil
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}
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func fileExists(fsys fs.FS, filePath string) (bool, error) {
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fileInfo, err := fs.Stat(fsys, filePath)
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if err == nil {
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return !fileInfo.IsDir(), nil
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}
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if errors.Is(err, fs.ErrNotExist) {
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return false, nil
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}
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return false, err
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}
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100
fs_test.go
100
fs_test.go
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@ -1,100 +0,0 @@
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//go:build go1.16 && finder
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// +build go1.16,finder
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package viper
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import (
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"io/fs"
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"testing"
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"testing/fstest"
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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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func TestFinder(t *testing.T) {
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t.Parallel()
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fsys := fstest.MapFS{
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"home/user/.config": &fstest.MapFile{},
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"home/user/config.json": &fstest.MapFile{},
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"home/user/config.yaml": &fstest.MapFile{},
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"home/user/data.json": &fstest.MapFile{},
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"etc/config/.config": &fstest.MapFile{},
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"etc/config/a_random_file.txt": &fstest.MapFile{},
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"etc/config/config.json": &fstest.MapFile{},
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"etc/config/config.yaml": &fstest.MapFile{},
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"etc/config/config.xml": &fstest.MapFile{},
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}
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testCases := []struct {
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name string
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fsys func() fs.FS
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finder finder
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result string
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}{
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{
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name: "find file",
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fsys: func() fs.FS { return fsys },
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finder: finder{
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paths: []string{"etc/config"},
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fileNames: []string{"config"},
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extensions: []string{"json"},
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},
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result: "etc/config/config.json",
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},
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{
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name: "file not found",
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fsys: func() fs.FS { return fsys },
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finder: finder{
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paths: []string{"var/config"},
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fileNames: []string{"config"},
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extensions: []string{"json"},
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},
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result: "",
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},
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{
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name: "empty search params",
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fsys: func() fs.FS { return fsys },
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finder: finder{},
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result: "",
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},
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{
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name: "precedence",
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fsys: func() fs.FS { return fsys },
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finder: finder{
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paths: []string{"var/config", "home/user", "etc/config"},
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fileNames: []string{"aconfig", "config"},
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extensions: []string{"zml", "xml", "json"},
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},
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result: "home/user/config.json",
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},
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{
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name: "without extension",
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fsys: func() fs.FS { return fsys },
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finder: finder{
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paths: []string{"var/config", "home/user", "etc/config"},
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fileNames: []string{".config"},
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extensions: []string{"zml", "xml", "json"},
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withoutExtension: true,
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},
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result: "home/user/.config",
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},
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}
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for _, testCase := range testCases {
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testCase := testCase
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t.Run(testCase.name, func(t *testing.T) {
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t.Parallel()
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fsys := testCase.fsys()
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result, err := testCase.finder.Find(fsys)
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require.NoError(t, err)
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assert.Equal(t, testCase.result, result)
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})
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}
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}
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4
go.mod
4
go.mod
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@ -9,6 +9,7 @@ require (
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github.com/mitchellh/mapstructure v1.5.0
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github.com/pelletier/go-toml/v2 v2.1.0
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github.com/sagikazarmark/crypt v0.14.0
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github.com/sagikazarmark/go-finder v0.1.0
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github.com/sagikazarmark/slog-shim v0.1.0
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github.com/spf13/afero v1.9.5
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github.com/spf13/cast v1.5.1
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@ -58,13 +59,14 @@ require (
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github.com/nats-io/nuid v1.0.1 // indirect
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github.com/pkg/errors v0.9.1 // indirect
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github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
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github.com/sourcegraph/conc v0.3.0 // indirect
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go.etcd.io/etcd/api/v3 v3.5.9 // indirect
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go.etcd.io/etcd/client/pkg/v3 v3.5.9 // indirect
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go.etcd.io/etcd/client/v2 v2.305.9 // indirect
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go.etcd.io/etcd/client/v3 v3.5.9 // indirect
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go.opencensus.io v0.24.0 // indirect
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go.uber.org/atomic v1.9.0 // indirect
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go.uber.org/multierr v1.8.0 // indirect
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go.uber.org/multierr v1.9.0 // indirect
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go.uber.org/zap v1.21.0 // indirect
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golang.org/x/crypto v0.13.0 // indirect
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golang.org/x/exp v0.0.0-20230905200255-921286631fa9 // indirect
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8
go.sum
8
go.sum
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@ -330,12 +330,16 @@ github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZV
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github.com/ryanuber/columnize v0.0.0-20160712163229-9b3edd62028f/go.mod h1:sm1tb6uqfes/u+d4ooFouqFdy9/2g9QGwK3SQygK0Ts=
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github.com/sagikazarmark/crypt v0.14.0 h1:+QD5vjd6aZd6moHuIRVL+uJO7fkhiRjMz3ldbZQY5go=
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github.com/sagikazarmark/crypt v0.14.0/go.mod h1:JuxBJUNXrVOAywrtQNTZpOeTgcL1Az5qM7jKVDOifig=
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github.com/sagikazarmark/go-finder v0.1.0 h1:5f1zyaYxU8FBMyPW7XnFOH6xZ6O9hm+m65CNjQ5snCM=
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github.com/sagikazarmark/go-finder v0.1.0/go.mod h1:kS8MkoGpA6O0X1ddmi8O5g9YXwbVd9grjG8XCVehFEY=
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github.com/sagikazarmark/slog-shim v0.1.0 h1:diDBnUNK9N/354PgrxMywXnAwEr1QZcOr6gto+ugjYE=
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github.com/sagikazarmark/slog-shim v0.1.0/go.mod h1:SrcSrq8aKtyuqEI1uvTDTK1arOWRIczQRv+GVI1AkeQ=
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github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529 h1:nn5Wsu0esKSJiIVhscUtVbo7ada43DJhG55ua/hjS5I=
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github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg65j358z/aeFdxmN0P9QXhEzd20vsDc=
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github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
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github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
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github.com/sourcegraph/conc v0.3.0 h1:OQTbbt6P72L20UqAkXXuLOj79LfEanQ+YQFNpLA9ySo=
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github.com/sourcegraph/conc v0.3.0/go.mod h1:Sdozi7LEKbFPqYX2/J+iBAM6HpqSLTASQIKqDmF7Mt0=
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github.com/spf13/afero v1.9.5 h1:stMpOSZFs//0Lv29HduCmli3GUfpFoF3Y1Q/aXj/wVM=
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github.com/spf13/afero v1.9.5/go.mod h1:UBogFpq8E9Hx+xc5CNTTEpTnuHVmXDwZcZcE1eb/UhQ=
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github.com/spf13/cast v1.5.1 h1:R+kOtfhWQE6TVQzY+4D7wJLBgkdVasCEFxSUBYBYIlA=
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@ -390,8 +394,8 @@ go.uber.org/atomic v1.9.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
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go.uber.org/goleak v1.1.11 h1:wy28qYRKZgnJTxGxvye5/wgWr1EKjmUDGYox5mGlRlI=
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go.uber.org/goleak v1.1.11/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
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go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
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go.uber.org/multierr v1.8.0 h1:dg6GjLku4EH+249NNmoIciG9N/jURbDG+pFlTkhzIC8=
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go.uber.org/multierr v1.8.0/go.mod h1:7EAYxJLBy9rStEaz58O2t4Uvip6FSURkq8/ppBp95ak=
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go.uber.org/multierr v1.9.0 h1:7fIwc/ZtS0q++VgcfqFDxSBZVv/Xo49/SYnDFupUwlI=
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go.uber.org/multierr v1.9.0/go.mod h1:X2jQV1h+kxSjClGpnseKVIxpmcjrj7MNnI0bnlfKTVQ=
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go.uber.org/zap v1.21.0 h1:WefMeulhovoZ2sYXz7st6K0sLj7bBhpiFaud4r4zST8=
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go.uber.org/zap v1.21.0/go.mod h1:wjWOCqI0f2ZZrJF/UufIOkiC8ii6tm1iqIsLo76RfJw=
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golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
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@ -6,27 +6,35 @@ package viper
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import (
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"fmt"
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"github.com/sagikazarmark/go-finder"
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"github.com/spf13/afero"
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)
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// Search all configPaths for any config file.
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// Returns the first path that exists (and is a config file).
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func (v *Viper) findConfigFile() (string, error) {
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finder := finder{
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paths: v.configPaths,
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fileNames: []string{v.configName},
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extensions: SupportedExts,
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withoutExtension: v.configType != "",
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var names []string
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if v.configType != "" {
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names = finder.NameWithOptionalExtensions(v.configName, SupportedExts...)
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} else {
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names = finder.NameWithExtensions(v.configName, SupportedExts...)
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}
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file, err := finder.Find(afero.NewIOFS(v.fs))
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finder := finder.Finder{
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Paths: v.configPaths,
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Names: names,
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Type: finder.FileTypeFile,
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}
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results, err := finder.Find(afero.NewIOFS(v.fs))
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if err != nil {
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return "", err
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}
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if file == "" {
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if len(results) == 0 {
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return "", ConfigFileNotFoundError{v.configName, fmt.Sprintf("%s", v.configPaths)}
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}
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return file, nil
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return results[0], nil
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}
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