Merge pull request #169 from nao1215/nchika/shipping-completion

Feat: Integrate completions into Homebrew formula (Issue #168)

.gitignore

@@ -16,3 +16,4 @@
 gup
 dist
 cover.*
+/completions

.goreleaser.yml

@@ -5,6 +5,7 @@ before:
   hooks:
     - go mod tidy
     - go generate ./...
+    - ./scripts/completions.sh
 builds:
   - main: .
     ldflags:
@@ -20,6 +21,8 @@ archives:
     format_overrides:
       - goos: windows
         format: zip
+    files:
+    - completions/*
 checksum:
   name_template: "checksums.txt"
 snapshot:
@@ -31,14 +34,27 @@ changelog:
       - "^docs:"
       - "^test:"
 nfpms:
-  - maintainer: Naohiro CHIKAMATSU <[email protected]>
+  - maintainer: 'Naohiro CHIKAMATSU <[email protected]>'
     description: gup - Update binaries installed by 'go install'
     homepage: https://github.com/nao1215/gup
     license: Apache License 2.0
     formats:
       - deb
       - rpm
       - apk
+    contents:
+      - src: ./completions/gup.bash
+        dst: /usr/share/bash-completion/completions/gup
+        file_info:
+          mode: 0644
+      - src: ./completions/gup.fish
+        dst: /usr/share/fish/vendor_completions.d/gup.fish
+        file_info:
+          mode: 0644
+      - src: ./completions/gup.zsh
+        dst: /usr/share/zsh/vendor-completions/_gup
+        file_info:
+          mode: 0644
 brews:
   - name: gup
     description: gup - Update binaries installed by 'go install'
@@ -47,3 +63,9 @@ brews:
       owner: nao1215
       name: homebrew-tap
       token: "{{ .Env.TAP_GITHUB_TOKEN }}"
+    # Ref. https://carlosbecker.com/posts/golang-completions-cobra/
+    install: |-
+      bin.install "gup"
+      bash_completion.install "completions/gup.bash" => "gup"
+      zsh_completion.install "completions/gup.zsh" => "gup"
+      fish_completion.install "completions/gup.fish"    

scripts/completions.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+# scripts/completions.sh
+set -eux
+
+rm -rf completions
+mkdir completions
+
+for sh in bash zsh fish; do
+    go run main.go completion "$sh" >"completions/gup.$sh"
+done