wrap CLI with fang

upd README

README.md

@@ -23,6 +23,7 @@ go install github.com/onyx-and-iris/ignr@latest
 -   --height/-H: Height of the selection prompt (default 10)
 -   --filter/-f: Type of filter to apply to the list of templates (default startswith)
     -   may be one of (startswith, contains)
+-   --start-search/-s: Start the prompt in search mode (default false)
 
 *environment variables*
 
@@ -32,6 +33,7 @@ go install github.com/onyx-and-iris/ignr@latest
 export IGNR_TOKEN=<API Token>
 export IGNR_HEIGHT=10
 export IGNR_FILTER=startswith
+export IGNR_START_SEARCH=false
 ```
 
 ## Commands
@@ -44,7 +46,7 @@ Trigger the selection prompt.
 ignr new
 ```
 
-The prompt filter can be activated by pressing `/`:
+Search mode can be activated by pressing `/`:
 
 ![Prompt Filter](./img/promptfilter.png)
 

filter.go

@@ -2,13 +2,11 @@ package main
 
 import (
 	"strings"
-
-	"github.com/spf13/viper"
 )
 
 // filterFunc returns a function that filters templates based on the specified filter type.
-func filterFunc(templates []string) func(input string, index int) bool {
-	switch viper.GetString("filter") {
+func filterFunc(templates []string, filterType string) func(input string, index int) bool {
+	switch filterType {
 	case "contains":
 		return func(input string, index int) bool {
 			return strings.Contains(strings.ToLower(templates[index]), strings.ToLower(input))

go.mod

@@ -3,6 +3,7 @@ module github.com/onyx-and-iris/ignr
 go 1.24.3
 
 require (
+	github.com/charmbracelet/fang v0.1.0
 	github.com/google/go-github/v72 v72.0.0
 	github.com/manifoldco/promptui v0.9.0
 	github.com/spf13/cobra v1.9.1
@@ -10,21 +11,36 @@ require (
 )
 
 require (
+	github.com/charmbracelet/colorprofile v0.3.0 // indirect
+	github.com/charmbracelet/lipgloss/v2 v2.0.0-beta.1 // indirect
+	github.com/charmbracelet/x/ansi v0.8.0 // indirect
+	github.com/charmbracelet/x/cellbuf v0.0.13 // indirect
+	github.com/charmbracelet/x/exp/charmtone v0.0.0-20250603201427-c31516f43444 // indirect
+	github.com/charmbracelet/x/term v0.2.1 // indirect
 	github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e // indirect
 	github.com/fsnotify/fsnotify v1.8.0 // indirect
 	github.com/go-viper/mapstructure/v2 v2.2.1 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
+	github.com/mattn/go-runewidth v0.0.16 // indirect
+	github.com/muesli/cancelreader v0.2.2 // indirect
+	github.com/muesli/mango v0.1.0 // indirect
+	github.com/muesli/mango-cobra v1.2.0 // indirect
+	github.com/muesli/mango-pflag v0.1.0 // indirect
+	github.com/muesli/roff v0.1.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.3 // indirect
+	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/sagikazarmark/locafero v0.7.0 // indirect
 	github.com/sourcegraph/conc v0.3.0 // indirect
 	github.com/spf13/afero v1.12.0 // indirect
 	github.com/spf13/cast v1.7.1 // indirect
 	github.com/spf13/pflag v1.0.6 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
+	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/multierr v1.9.0 // indirect
 	golang.org/x/sys v0.31.0 // indirect
-	golang.org/x/text v0.23.0 // indirect
+	golang.org/x/text v0.24.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,3 +1,21 @@
+github.com/aymanbagabas/go-udiff v0.2.0 h1:TK0fH4MteXUDspT88n8CKzvK0X9O2xu9yQjWpi6yML8=
+github.com/aymanbagabas/go-udiff v0.2.0/go.mod h1:RE4Ex0qsGkTAJoQdQQCA0uG+nAzJO/pI/QwceO5fgrA=
+github.com/charmbracelet/colorprofile v0.3.0 h1:KtLh9uuu1RCt+Hml4s6Hz+kB1PfV3wi++1h5ia65yKQ=
+github.com/charmbracelet/colorprofile v0.3.0/go.mod h1:oHJ340RS2nmG1zRGPmhJKJ/jf4FPNNk0P39/wBPA1G0=
+github.com/charmbracelet/fang v0.1.0 h1:SlZS2crf3/zQh7Mr4+W+7QR1k+L08rrPX5rm5z3d7Wg=
+github.com/charmbracelet/fang v0.1.0/go.mod h1:Zl/zeUQ8EtQuGyiV0ZKZlZPDowKRTzu8s/367EpN/fc=
+github.com/charmbracelet/lipgloss/v2 v2.0.0-beta.1 h1:D9AJJuYTN5pvz6mpIGO1ijLKpfTYSHOtKGgwoTQ4Gog=
+github.com/charmbracelet/lipgloss/v2 v2.0.0-beta.1/go.mod h1:tRlx/Hu0lo/j9viunCN2H+Ze6JrmdjQlXUQvvArgaOc=
+github.com/charmbracelet/x/ansi v0.8.0 h1:9GTq3xq9caJW8ZrBTe0LIe2fvfLR/bYXKTx2llXn7xE=
+github.com/charmbracelet/x/ansi v0.8.0/go.mod h1:wdYl/ONOLHLIVmQaxbIYEC/cRKOQyjTkowiI4blgS9Q=
+github.com/charmbracelet/x/cellbuf v0.0.13 h1:/KBBKHuVRbq1lYx5BzEHBAFBP8VcQzJejZ/IA3iR28k=
+github.com/charmbracelet/x/cellbuf v0.0.13/go.mod h1:xe0nKWGd3eJgtqZRaN9RjMtK7xUYchjzPr7q6kcvCCs=
+github.com/charmbracelet/x/exp/charmtone v0.0.0-20250603201427-c31516f43444 h1:IJDiTgVE56gkAGfq0lBEloWgkXMk4hl/bmuPoicI4R0=
+github.com/charmbracelet/x/exp/charmtone v0.0.0-20250603201427-c31516f43444/go.mod h1:T9jr8CzFpjhFVHjNjKwbAD7KwBNyFnj2pntAO7F2zw0=
+github.com/charmbracelet/x/exp/golden v0.0.0-20240806155701-69247e0abc2a h1:G99klV19u0QnhiizODirwVksQB91TJKV/UaTnACcG30=
+github.com/charmbracelet/x/exp/golden v0.0.0-20240806155701-69247e0abc2a/go.mod h1:wDlXFlCrmJ8J+swcL/MnGUuYnqgQdW9rhSD61oNMb6U=
+github.com/charmbracelet/x/term v0.2.1 h1:AQeHeLZ1OqSXhrAWpYUtZyX1T3zVxfpZuEQMIQaGIAQ=
+github.com/charmbracelet/x/term v0.2.1/go.mod h1:oQ4enTYFV7QN4m0i9mzHrViD7TQKvNEEkHUMCmsxdUg=
 github.com/chzyer/logex v1.1.10 h1:Swpa1K6QvQznwJRcfTfQJmTE72DqScAa40E+fbHEXEE=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e h1:fY5BOSpyZCqRo5OhCuC+XN+r/bBCmeuuJtjz+bCNIf8=
@@ -27,12 +45,29 @@ github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
 github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
+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/manifoldco/promptui v0.9.0 h1:3V4HzJk1TtXW1MTZMP7mdlwbBpIinw3HztaIlYthEiA=
 github.com/manifoldco/promptui v0.9.0/go.mod h1:ka04sppxSGFAtxX0qhlYQjISsg9mR4GWtQEhdbn6Pgg=
+github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc=
+github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
+github.com/muesli/cancelreader v0.2.2 h1:3I4Kt4BQjOR54NavqnDogx/MIoWBFa0StPA8ELUXHmA=
+github.com/muesli/cancelreader v0.2.2/go.mod h1:3XuTXfFS2VjM+HTLZY9Ak0l6eUKfijIfMUZ4EgX0QYo=
+github.com/muesli/mango v0.1.0 h1:DZQK45d2gGbql1arsYA4vfg4d7I9Hfx5rX/GCmzsAvI=
+github.com/muesli/mango v0.1.0/go.mod h1:5XFpbC8jY5UUv89YQciiXNlbi+iJgt29VDC5xbzrLL4=
+github.com/muesli/mango-cobra v1.2.0 h1:DQvjzAM0PMZr85Iv9LIMaYISpTOliMEg+uMFtNbYvWg=
+github.com/muesli/mango-cobra v1.2.0/go.mod h1:vMJL54QytZAJhCT13LPVDfkvCUJ5/4jNUKF/8NC2UjA=
+github.com/muesli/mango-pflag v0.1.0 h1:UADqbYgpUyRoBja3g6LUL+3LErjpsOwaC9ywvBWe7Sg=
+github.com/muesli/mango-pflag v0.1.0/go.mod h1:YEQomTxaCUp8PrbhFh10UfbhbQrM/xJ4i2PB8VTLLW0=
+github.com/muesli/roff v0.1.0 h1:YD0lalCotmYuF5HhZliKWlIx7IEhiXeSfq7hNjFqGF8=
+github.com/muesli/roff v0.1.0/go.mod h1:pjAHQM9hdUUwm/krAfrLGgJkXJ+YuhtsfZ42kieB2Ig=
 github.com/pelletier/go-toml/v2 v2.2.3 h1:YmeHyLY8mFWbdkNWwpr+qIL2bEqT0o95WSdkNHvL12M=
 github.com/pelletier/go-toml/v2 v2.2.3/go.mod h1:MfCQTFTvCcUyyvvwm1+G6H/jORL20Xlb6rzQu9GuUkc=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
+github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
+github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
 github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
@@ -56,15 +91,19 @@ github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOf
 github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/subosito/gotenv v1.6.0 h1:9NlTDc1FTs4qu0DDq7AEtTPNw6SVm7uBMsUCUjABIf8=
 github.com/subosito/gotenv v1.6.0/go.mod h1:Dk4QP5c2W3ibzajGcXpNraDfq2IrhjMIvMSWPKKo0FU=
+github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
+github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
 go.uber.org/atomic v1.9.0 h1:ECmE8Bn/WFTYwEW/bpKD3M8VtR/zQVbavAoalC1PYyE=
 go.uber.org/atomic v1.9.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/multierr v1.9.0 h1:7fIwc/ZtS0q++VgcfqFDxSBZVv/Xo49/SYnDFupUwlI=
 go.uber.org/multierr v1.9.0/go.mod h1:X2jQV1h+kxSjClGpnseKVIxpmcjrj7MNnI0bnlfKTVQ=
+golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI=
+golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo=
 golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
 golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
-golang.org/x/text v0.23.0 h1:D71I7dUrlY+VX0gQShAThNGHFxZ13dGLBHQLVl1mJlY=
-golang.org/x/text v0.23.0/go.mod h1:/BLNzu4aZCJ1+kcD0DNRotWKage4q2rGVAg4o22unh4=
+golang.org/x/text v0.24.0 h1:dd5Bzh4yt5KYA8f9CJHCP4FB4D51c2c6JvN37xJJkJ0=
+golang.org/x/text v0.24.0/go.mod h1:L8rBsPeo2pSS+xqN0d5u2ikmjtmoJbDBT1b7nHvFCdU=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 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=

main.go

@@ -3,12 +3,10 @@ package main
 
 import (
 	"context"
-	"errors"
-	"fmt"
-	"log"
-	"runtime/debug"
+	"os"
 	"strings"
 
+	"github.com/charmbracelet/fang"
 	"github.com/google/go-github/v72/github"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
@@ -31,24 +29,11 @@ You may also list available templates and generate .gitignore files based on tho
 		} else {
 			client = github.NewClient(nil).WithAuthToken(viper.GetString("token"))
 		}
-		ctx := withClient(context.Background(), client)
+		ctx := withClient(cmd.Context(), client)
 		cmd.SetContext(ctx)
 	},
-	RunE: func(cmd *cobra.Command, _ []string) error {
-		if cmd.Flags().Lookup("version").Changed {
-			if version == "" {
-				info, ok := debug.ReadBuildInfo()
-				if !ok {
-					return errors.New("unable to retrieve build information")
-				}
-				version = strings.Split(info.Main.Version, "-")[0]
-			}
-			fmt.Printf("ignr version: %s\n", version)
-			return nil
-		}
-
-		return cmd.Help()
-	},
+	//RunE: func(cmd *cobra.Command, _ []string) error {
+	//},
 }
 
 // init initialises the root command and its flags.
@@ -57,21 +42,21 @@ func init() {
 	rootCmd.PersistentFlags().IntP("height", "H", 10, "Height of the selection prompt")
 	rootCmd.PersistentFlags().
 		StringP("filter", "f", "startswith", "Type of filter to apply to the list of templates (e.g., 'startswith', 'contains')")
+	rootCmd.PersistentFlags().BoolP("start-search", "s", false, "Start the prompt in search mode")
 
-	rootCmd.Flags().BoolP("version", "v", false, "Print the version of the CLI")
-
+	viper.SetEnvKeyReplacer(strings.NewReplacer("-", "_"))
 	viper.SetEnvPrefix("IGNR")
 	viper.AutomaticEnv()
 	viper.BindPFlag("token", rootCmd.PersistentFlags().Lookup("token"))
 	viper.BindPFlag("height", rootCmd.PersistentFlags().Lookup("height"))
 	viper.BindPFlag("filter", rootCmd.PersistentFlags().Lookup("filter"))
+	viper.BindPFlag("start-search", rootCmd.PersistentFlags().Lookup("start-search"))
 }
 
 // main is the entry point of the application.
 // It executes the root command and handles any errors.
 func main() {
-	err := rootCmd.Execute()
-	if err != nil {
-		log.Fatal(err)
+	if err := fang.Execute(context.Background(), rootCmd, fang.WithVersion(version)); err != nil {
+		os.Exit(1)
 	}
 }

new.go

@@ -29,11 +29,21 @@ func init() {
 	rootCmd.AddCommand(newCmd)
 }
 
+type promptConfig struct {
+	Height      int
+	StartSearch bool
+	FilterType  string
+}
+
 // runNewCommand is the handler for the 'new' command.
 // It retrieves the selected .gitignore template from GitHub and writes it to the .gitignore file.
 func runNewCommand(cmd *cobra.Command, _ []string) error {
-	height := viper.GetInt("height")
-	if height <= 0 {
+	pc := promptConfig{
+		Height:      viper.GetInt("height"),
+		StartSearch: viper.GetBool("start-search"),
+		FilterType:  viper.GetString("filter"),
+	}
+	if pc.Height <= 0 {
 		return errors.New("height must be a positive integer")
 	}
 
@@ -42,7 +52,7 @@ func runNewCommand(cmd *cobra.Command, _ []string) error {
 		return errors.New("failed to get GitHub client from context")
 	}
 
-	content, err := runPrompt(client, height)
+	content, err := runPrompt(client, &pc)
 	if err != nil {
 		return fmt.Errorf("error running selection prompt: %w", err)
 	}
@@ -61,7 +71,7 @@ func runNewCommand(cmd *cobra.Command, _ []string) error {
 }
 
 // runPrompt is a helper function to run the selection prompt for .gitignore templates.
-func runPrompt(client *github.Client, height int) (*github.Gitignore, error) {
+func runPrompt(client *github.Client, pc *promptConfig) (*github.Gitignore, error) {
 	templates, _, err := client.Gitignores.List(context.Background())
 	if err != nil {
 		return nil, fmt.Errorf("error retrieving gitignore template list: %w", err)
@@ -75,16 +85,17 @@ func runPrompt(client *github.Client, height int) (*github.Gitignore, error) {
 	}
 
 	prompt := promptui.Select{
-		Label:     "Select a .gitignore template",
-		Items:     templates,
-		Templates: selectTemplates,
-		Size:      height,
-		Searcher:  filterFunc(templates),
+		Label:             "Select a .gitignore template",
+		Items:             templates,
+		Templates:         selectTemplates,
+		Size:              pc.Height,
+		Searcher:          filterFunc(templates, pc.FilterType),
+		StartInSearchMode: pc.StartSearch,
 	}
 
 	i, _, err := prompt.Run()
 	if err != nil {
-		return nil, fmt.Errorf("error running selection prompt: %w", err)
+		return nil, err
 	}
 
 	content, _, err := client.Gitignores.Get(context.Background(), templates[i])