chore: replace viper with koanf

docs/configuration.md

@@ -581,13 +581,13 @@ pre-commit:
   exclude_tags: frontend
   commands:
     lint:
-      tag: frontend
+      tags: frontend
       ...
     test:
-      tag: frontend
+      tags: frontend
       ...
     check-syntax:
-      tag: documentation
+      tags: documentation
 ```
 
 ```bash
@@ -604,10 +604,14 @@ This option is good to specify in `lefthook-local.yml` when you want to skip som
 pre-push:
   commands:
     packages-audit:
-      tags: frontend security
+      tags:
+        - frontend
+        - security
       run: yarn audit
     gems-audit:
-      tags: backend security
+      tags:
+        - backend
+        - security
       run: bundle audit
 ```
 
@@ -747,7 +751,9 @@ Simply run `bundle exec rubocop` on all files with `.rb` extension excluding `ap
 pre-commit:
   commands:
     rubocop:
-      tags: backend style
+      tags:
+        - backend
+        - style
       glob: "*.rb"
       exclude:
         - config/application.rb
@@ -1012,10 +1018,14 @@ You can specify tags for commands and scripts. This is useful for [excluding](#e
 pre-commit:
   commands:
     lint:
-      tags: frontend,js
+      tags:
+        - frontend
+        - js
       run: yarn lint
     test:
-      tags: backend,ruby
+      tags:
+        - backend
+        - ruby
       run: bundle exec rspec
 ```
 
@@ -1069,7 +1079,9 @@ Provide a git command to list files.
 pre-push:
   commands:
     stylelint:
-      tags: frontend style
+      tags:
+        - frontend
+        - style
       files: git diff --name-only master
       glob: "*.js"
       run: yarn stylelint {files}

go.mod

@@ -10,52 +10,50 @@ require (
 	github.com/charmbracelet/lipgloss v1.0.0
 	github.com/creack/pty v1.1.24
 	github.com/gobwas/glob v0.2.3
+	github.com/knadh/koanf/maps v0.1.1
+	github.com/knadh/koanf/parsers/json v0.1.0
+	github.com/knadh/koanf/parsers/toml/v2 v2.1.0
+	github.com/knadh/koanf/parsers/yaml v0.1.0
+	github.com/knadh/koanf/providers/fs v0.1.0
+	github.com/knadh/koanf/v2 v2.1.1
 	github.com/mattn/go-tty v0.0.7
 	github.com/mitchellh/mapstructure v1.5.0
 	github.com/rogpeppe/go-internal v1.13.1
 	github.com/schollz/progressbar/v3 v3.17.1
 	github.com/spf13/afero v1.11.0
 	github.com/spf13/cobra v1.8.1
-	github.com/spf13/viper v1.19.0
 	github.com/stretchr/testify v1.9.0
-	golang.org/x/exp v0.0.0-20230905200255-921286631fa9
 	gopkg.in/alessio/shellescape.v1 v1.0.0-20170105083845-52074bc9df61
 )
 
 require (
 	github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
 	github.com/charmbracelet/x/ansi v0.4.2 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
+	github.com/go-viper/mapstructure/v2 v2.1.0 // indirect
+	github.com/kr/pretty v0.3.1 // indirect
 	github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db // indirect
+	github.com/mitchellh/copystructure v1.2.0 // indirect
+	github.com/mitchellh/reflectwalk v1.0.2 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
-	github.com/sagikazarmark/locafero v0.4.0 // indirect
-	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
-	github.com/sourcegraph/conc v0.3.0 // indirect
-	go.uber.org/atomic v1.9.0 // indirect
-	go.uber.org/multierr v1.9.0 // indirect
 	golang.org/x/tools v0.22.0 // indirect
+	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 )
 
 require (
 	github.com/alessio/shellescape v1.4.1 // indirect
 	github.com/fatih/color v1.14.1 // indirect
-	github.com/fsnotify/fsnotify v1.7.0 // indirect
-	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
-	github.com/magiconair/properties v1.8.7 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20
 	github.com/mattn/go-runewidth v0.0.16 // indirect
 	github.com/muesli/termenv v0.15.2 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.3
 	github.com/rivo/uniseg v0.4.7 // indirect
-	github.com/spf13/cast v1.6.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/subosito/gotenv v1.6.0 // indirect
 	golang.org/x/sys v0.27.0 // indirect
 	golang.org/x/term v0.26.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
-	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1
 )

go.sum

@@ -13,34 +13,37 @@ github.com/charmbracelet/x/ansi v0.4.2/go.mod h1:dk73KoMTT5AX5BsX0KrqhsTqAnhZZoC
 github.com/chengxilo/virtualterm v1.0.4 h1:Z6IpERbRVlfB8WkOmtbHiDbBANU7cimRIof7mk9/PwM=
 github.com/chengxilo/virtualterm v1.0.4/go.mod h1:DyxxBZz/x1iqJjFxTFcr6/x+jSpqN0iwWCOK1q10rlY=
 github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/creack/pty v1.1.24 h1:bJrF4RRfyJnbTJqzRLHzcGaZK1NeM5kTC9jGgovnR1s=
 github.com/creack/pty v1.1.24/go.mod h1:08sCNb52WyoAwi2QDyzUCTgcvVFhUzewun7wtTfvcwE=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/fatih/color v1.14.1 h1:qfhVLaG5s+nCROl1zJsZRxFeYrHLqWroPOQ8BWiNb4w=
 github.com/fatih/color v1.14.1/go.mod h1:2oHN61fhTpgcxD3TSWCgKDiH1+x4OiDVVGH8WlgGZGg=
-github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
-github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
-github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
-github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
+github.com/go-viper/mapstructure/v2 v2.1.0 h1:gHnMa2Y/pIxElCH2GlZZ1lZSsn6XMtufpGyP1XxdC/w=
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-github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
-github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
-github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
-github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
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 github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
 github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
-github.com/magiconair/properties v1.8.7 h1:IeQXZAiQcpL9mgcAe1Nu6cX9LLw6ExEHKjN0VQdvPDY=
-github.com/magiconair/properties v1.8.7/go.mod h1:Dhd985XPs7jluiymwWYZ0G4Z61jb3vdS329zhj2hYo0=
 github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
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@@ -52,51 +55,36 @@ github.com/mattn/go-tty v0.0.7 h1:KJ486B6qI8+wBO7kQxYgmmEFDaFEE96JMBQ7h400N8Q=
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 github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db/go.mod h1:l0dey0ia/Uv7NcFFVbCLtqEBQbrT4OCwCSKTEv6enCw=
+github.com/mitchellh/copystructure v1.2.0 h1:vpKXTN4ewci03Vljg/q9QvCGUDttBOGBIa15WveJJGw=
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-go.uber.org/multierr v1.9.0/go.mod h1:X2jQV1h+kxSjClGpnseKVIxpmcjrj7MNnI0bnlfKTVQ=
-golang.org/x/exp v0.0.0-20230905200255-921286631fa9 h1:GoHiUyI/Tp2nVkLI2mCxVkOjsbSXD66ic0XW0js0R9g=
-golang.org/x/exp v0.0.0-20230905200255-921286631fa9/go.mod h1:S2oDrQGGwySpoQPVqRShND87VCbxmc6bL1Yd2oYrm6k=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.27.0 h1:wBqf8DvsY9Y/2P8gAfPDEYNuS30J4lPHJxXSb/nJZ+s=
@@ -112,7 +100,5 @@ gopkg.in/alessio/shellescape.v1 v1.0.0-20170105083845-52074bc9df61/go.mod h1:IfM
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/ini.v1 v1.67.0 h1:Dgnx+6+nfE+IfzjUEISNeydPJh9AXNNsWbGP9KzCsOA=
-gopkg.in/ini.v1 v1.67.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

internal/config/command.go

@@ -2,9 +2,6 @@ package config
 
 import (
 	"errors"
-	"strings"
-
-	"github.com/spf13/viper"
 
 	"github.com/evilmartians/lefthook/internal/git"
 	"github.com/evilmartians/lefthook/internal/system"
@@ -21,21 +18,17 @@ type Command struct {
 	Tags []string          `json:"tags,omitempty" mapstructure:"tags" toml:"tags,omitempty"        yaml:",omitempty"`
 	Env  map[string]string `json:"env,omitempty"  mapstructure:"env"  toml:"env,omitempty"         yaml:",omitempty"`
 
-	FileTypes []string `json:"file_types,omitempty" mapstructure:"file_types" toml:"file_types,omitempty" yaml:"file_types,omitempty"`
+	FileTypes []string `json:"file_types,omitempty" koanf:"file_types" mapstructure:"file_types" toml:"file_types,omitempty" yaml:"file_types,omitempty"`
 
 	Glob    string      `json:"glob,omitempty"    mapstructure:"glob"    toml:"glob,omitempty"    yaml:",omitempty"`
 	Root    string      `json:"root,omitempty"    mapstructure:"root"    toml:"root,omitempty"    yaml:",omitempty"`
 	Exclude interface{} `json:"exclude,omitempty" mapstructure:"exclude" toml:"exclude,omitempty" yaml:",omitempty"`
 
 	Priority    int    `json:"priority,omitempty"    mapstructure:"priority"    toml:"priority,omitempty"    yaml:",omitempty"`
-	FailText    string `json:"fail_text,omitempty"   mapstructure:"fail_text"   toml:"fail_text,omitempty"   yaml:"fail_text,omitempty"`
+	FailText    string `json:"fail_text,omitempty"   koanf:"fail_text"          mapstructure:"fail_text"     toml:"fail_text,omitempty"   yaml:"fail_text,omitempty"`
 	Interactive bool   `json:"interactive,omitempty" mapstructure:"interactive" toml:"interactive,omitempty" yaml:",omitempty"`
 	UseStdin    bool   `json:"use_stdin,omitempty"   mapstructure:"use_stdin"   toml:"use_stdin,omitempty"   yaml:",omitempty"`
-	StageFixed  bool   `json:"stage_fixed,omitempty" mapstructure:"stage_fixed" toml:"stage_fixed,omitempty" yaml:"stage_fixed,omitempty"`
-}
-
-type commandRunReplace struct {
-	Run string `mapstructure:"run"`
+	StageFixed  bool   `json:"stage_fixed,omitempty" koanf:"stage_fixed"        mapstructure:"stage_fixed"   toml:"stage_fixed,omitempty" yaml:"stage_fixed,omitempty"`
 }
 
 func (c Command) Validate() error {
@@ -54,73 +47,3 @@ func (c Command) DoSkip(state func() git.State) bool {
 func (c Command) ExecutionPriority() int {
 	return c.Priority
 }
-
-func mergeCommands(base, extra *viper.Viper) (map[string]*Command, error) {
-	if base == nil && extra == nil {
-		return nil, nil
-	}
-
-	if base == nil {
-		return unmarshalCommands(extra.Sub("commands"))
-	}
-
-	if extra == nil {
-		return unmarshalCommands(base.Sub("commands"))
-	}
-
-	commandsOrigin := base.Sub("commands")
-	commandsOverride := extra.Sub("commands")
-	if commandsOrigin == nil {
-		return unmarshalCommands(commandsOverride)
-	}
-	if commandsOverride == nil {
-		return unmarshalCommands(commandsOrigin)
-	}
-
-	runReplaces := make(map[string]*commandRunReplace)
-	for key := range commandsOrigin.AllSettings() {
-		var replace commandRunReplace
-
-		substructure := commandsOrigin.Sub(key)
-		if substructure == nil {
-			continue
-		}
-
-		if err := substructure.Unmarshal(&replace); err != nil {
-			return nil, err
-		}
-
-		runReplaces[key] = &replace
-	}
-
-	err := commandsOrigin.MergeConfigMap(commandsOverride.AllSettings())
-	if err != nil {
-		return nil, err
-	}
-
-	commands, err := unmarshalCommands(commandsOrigin)
-	if err != nil {
-		return nil, err
-	}
-
-	for key, replace := range runReplaces {
-		if replace.Run != "" {
-			commands[key].Run = strings.ReplaceAll(commands[key].Run, CMD, replace.Run)
-		}
-	}
-
-	return commands, nil
-}
-
-func unmarshalCommands(v *viper.Viper) (map[string]*Command, error) {
-	if v == nil {
-		return nil, nil
-	}
-
-	commands := make(map[string]*Command)
-	if err := v.Unmarshal(&commands); err != nil {
-		return nil, err
-	}
-
-	return commands, nil
-}

internal/config/config.go

@@ -27,15 +27,15 @@ const (
 )
 
 type Config struct {
-	MinVersion              string      `mapstructure:"min_version,omitempty"`
-	SourceDir               string      `mapstructure:"source_dir"`
-	SourceDirLocal          string      `mapstructure:"source_dir_local"`
+	MinVersion              string      `koanf:"min_version"               mapstructure:"min_version,omitempty"`
+	SourceDir               string      `koanf:"source_dir"                mapstructure:"source_dir"`
+	SourceDirLocal          string      `koanf:"source_dir_local"          mapstructure:"source_dir_local"`
 	Rc                      string      `mapstructure:"rc,omitempty"`
-	SkipOutput              interface{} `mapstructure:"skip_output,omitempty"`
+	SkipOutput              interface{} `koanf:"skip_output"               mapstructure:"skip_output,omitempty"`
 	Output                  interface{} `mapstructure:"output,omitempty"`
 	Extends                 []string    `mapstructure:"extends,omitempty"`
-	NoTTY                   bool        `mapstructure:"no_tty,omitempty"`
-	AssertLefthookInstalled bool        `mapstructure:"assert_lefthook_installed,omitempty"`
+	NoTTY                   bool        `koanf:"no_tty"                    mapstructure:"no_tty,omitempty"`
+	AssertLefthookInstalled bool        `koanf:"assert_lefthook_installed" mapstructure:"assert_lefthook_installed,omitempty"`
 	Colors                  interface{} `mapstructure:"colors,omitempty"`
 	SkipLFS                 bool        `mapstructure:"skip_lfs,omitempty"`