feat(pacaptr): add support for --HEAD installation

.github/workflows/test.yml

@@ -23,6 +23,20 @@ jobs:
           brew install ./pacaptr.rb
           pacaptr --help
 
+  pacaptr-head:
+    strategy:
+      matrix:
+        os: [macos-latest, ubuntu-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - if: startsWith(${{ matrix.os }}, "ubuntu")
+        run: echo "/home/linuxbrew/.linuxbrew/bin:/home/linuxbrew/.linuxbrew/sbin" >> $GITHUB_PATH
+      - name: Test install
+        run: |
+          brew install ./pacaptr.rb --HEAD
+          pacaptr --help
+
   alire:
     strategy:
       matrix:

pacaptr.rb

@@ -13,7 +13,11 @@ class Pacaptr < Formula
     sha256 "f2a93db76bdcc5bdc81c05864009a0880358736a1dc836035cab3b6446ab610d"
 
     def install
-      bin.install "pacaptr"
+      if build.head? then
+        system "cargo", "install", *std_cargo_args
+      else
+        bin.install "pacaptr"
+      end
     end
   end
 
@@ -23,19 +27,33 @@ def install
       sha256 "5dc36e46d73dec2e9c38880b73fe47549214cba51ab71c217328cd5be826a0cf"
 
       def install
-        bin.install "pacaptr"
+        if build.head? then
+          system "cargo", "install", *std_cargo_args
+        else
+          bin.install "pacaptr"
+        end
       end
     end
     if Hardware::CPU.intel?
       url "https://github.com/rami3l/pacaptr/releases/download/v0.20.0/pacaptr-linux-amd64.tar.gz"
       sha256 "c73010831a97192170fab9975b580a39780cdbadfc60afee1c2ef48a5672d941"
 
       def install
-        bin.install "pacaptr"
+        if build.head? then
+          system "cargo", "install", *std_cargo_args
+        else
+          bin.install "pacaptr"
+        end
       end
     end
   end
 
+  head "https://github.com/rami3l/pacaptr.git"
+
+  head do
+    depends_on "rust" => :build
+  end
+
   test do
     system "#{bin}/pacaptr --help"
   end