feat: Add shell completions for zsh,fish

.goreleaser.yml

@@ -40,6 +40,7 @@ archives:
     files:
       - README.md
       - LICENSE
+      - completions/
 
 snapcrafts:
   - name_template: "{{ .ProjectName }}_{{ .Arch }}{{ if .Arm }}v{{ .Arm }}{{ end }}"

TODO.md

@@ -54,14 +54,13 @@
 # Future Release
 
 - [ ] Support obscure protocol tweaks in `dig`
-- [ ] Read from file with `-f`
 - [x] Support more DNS Record Types
-- [ ] Shell completions
-  - [ ] bash
-  - [ ] zsh
-  - [ ] fish
+- [x] Shell completions
+  - [x] zsh
+  - [x] fish
 - [ ] Add tests for Resolvers.
 - [ ] Add tests for CLI Output.
 - [ ] Homebrew - Goreleaser
+- [ ] Add support for `dig +trace` like functionality.
 - [x] Separate Authority/Answer in JSON output.
 - [x] Error on NXDomain (Related upstream [bug](https://github.com/miekg/dns/issues/1198))

cmd/doggo/cli/cli.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"fmt"
 	"os"
 	"time"
 
@@ -50,6 +51,8 @@ func main() {
 	f.Bool("color", true, "Show colored output")
 	f.Bool("debug", false, "Enable debug mode")
 
+	f.Bool("version", false, "Show version of doggo")
+
 	// Parse and Load Flags.
 	err := f.Parse(os.Args[1:])
 	if err != nil {
@@ -62,6 +65,12 @@ func main() {
 		app.Logger.Exit(2)
 	}
 
+	// If version flag is set, output version and quit.
+	if k.Bool("version") {
+		fmt.Printf("%s - %s\n", buildVersion, buildDate)
+		app.Logger.Exit(0)
+	}
+
 	// Set log level.
 	if k.Bool("debug") {
 		// Set logger level

completions/doggo.fish

@@ -0,0 +1,28 @@
+# Meta options
+complete -c doggo -l 'version' -d "Show version of doggo"
+complete -c doggo -l 'help'    -d "Show list of command-line options"
+
+# Single line all options
+complete -c doggo -x -a "(__fish_print_hostnames) A AAAA CAA CNAME HINFO MX NS PTR SOA SRV TXT IN CH HS"
+
+# Query options
+complete -c doggo -s 'q' -l 'query'      -d "Hostname to query the DNS records for" -x -a "(__fish_print_hostnames)"
+complete -c doggo -s 't' -l 'type'       -d "Type of the DNS Record" -x -a "A AAAA CAA CNAME HINFO MX NS PTR SOA SRV TXT"
+complete -c doggo -s 'n' -l 'nameserver' -d "Address of a specific nameserver to send queries to" -x -a "1.1.1.1 8.8.8.8 9.9.9.9 (__fish_print_hostnames)"
+complete -c doggo -s 'c' -l 'class'      -d "Network class of the DNS record being queried" -x -a "IN CH HS"
+
+# Transport options
+complete -c doggo -x -a "@udp:// @tcp:// @https:// @tls://"          -d "Select the protocol for resolving queries"
+
+# Resolver options
+complete -c doggo -l 'ndots'             -d "Specify ndots parameter. Takes value from /etc/resolv.conf if using the system namesever or 1 otherwise"
+complete -c doggo -l 'search'            -d "Use the search list defined in resolv.conf. Defaults to true. Set --search=false to disable search list"
+complete -c doggo -l 'timeout'           -d "Specify timeout (in seconds) for the resolver to return a response"
+complete -c doggo -s '-4' -l 'ipv4'      -d "Use IPv4 only"
+complete -c doggo -s '-6' -l 'ipv6'      -d "Use IPv6 only"
+
+# Output options
+complete -c doggo -s 'J' -l 'json'       -d "Format the output as JSON"
+complete -c doggo        -l 'color'      -d "Defaults to true. Set --color=false to disable colored output"
+complete -c doggo        -l 'debug'      -d "Enable debug logging"
+complete -c doggo        -l 'time'       -d "Shows how long the response took from the server"

completions/doggo.zsh

@@ -0,0 +1,18 @@
+#compdef doggo
+
+__doggo() {
+    _arguments \
+        "(- 1 *)"{-v,--version}"[Show version of doggo]" \
+        "(- 1 *)"{-\?,--help}"[Show list of command-line options]" \
+        {-q,--query}"[Hostname to query the DNS records for]::_hosts" \
+        {-t,--type}"[Type of the DNS Record]:(record type):(A AAAA CAA CNAME HINFO MX NS PTR SOA SRV TXT)" \
+        {-n,--nameserver}"[Address of a specific nameserver to send queries to]::_hosts;" \
+        {-c,--class}"[Network class of the DNS record being queried]:(network class):(IN CH HS)" \
+        {-J,--json}"[Format the output as JSON]" \
+        {--color}"[Defaults to true. Set --color=false to disable colored output]:(setting):(true false)" \
+        {--debug}"[Enable debug logging]:(setting):(true false)" \
+        --time"[Shows how long the response took from the server"] \
+        '*:filename:_hosts'
+}
+
+__doggo