Initial creation of plugin for spruce

.github/workflows/build.yml

@@ -18,4 +18,4 @@ jobs:
       - name: asdf_plugin_test
         uses: asdf-vm/actions/plugin-test@v1
         with:
-          command: spruce --help
+          command: spruce --version

.github/workflows/lint.yml

@@ -16,8 +16,6 @@ jobs:
         uses: actions/checkout@v2
       - name: asdf_install
         uses: asdf-vm/actions/install@v1
-        with:
-          before_install: bash -c '${ASDF_DATA_DIR:=$HOME/.asdf}/plugins/nodejs/bin/import-release-team-keyring'
       - name: Shellcheck
         run: shellcheck -x bin/* -P lib/
       - name: Shell Format - List files to check

.tool-versions

@@ -0,0 +1,2 @@
+shellcheck 0.7.1
+shfmt 3.2.2

bin/download

@@ -8,13 +8,7 @@ source "$(dirname "$0")/../lib/utils.bash"
 mkdir -p "$ASDF_DOWNLOAD_PATH"
 
 # TODO: Adapt this to proper extension and adapt extracting strategy.
-release_file="$ASDF_DOWNLOAD_PATH/$TOOL_NAME-$ASDF_INSTALL_VERSION.tar.gz"
+release_file="$ASDF_DOWNLOAD_PATH/$TOOL_NAME"
 
-# Download tar.gz file to the download directory
+# Download file to the download directory
 download_release "$ASDF_INSTALL_VERSION" "$release_file"
-
-#  Extract contents of tar.gz file into the download directory
-tar -xzf "$release_file" -C "$ASDF_DOWNLOAD_PATH" --strip-components=1 || fail "Could not extract $release_file"
-
-# Remove the tar.gz file since we don't need to keep it
-rm "$release_file"

lib/utils.bash

@@ -2,10 +2,9 @@
 
 set -euo pipefail
 
-# TODO: Ensure this is the correct GitHub homepage where releases can be downloaded for spruce.
 GH_REPO="https://github.com/geofffranks/spruce"
 TOOL_NAME="spruce"
-TOOL_TEST="spruce --help"
+TOOL_TEST="--version"
 
 fail() {
   echo -e "asdf-$TOOL_NAME: $*"
@@ -31,21 +30,22 @@ list_github_tags() {
 }
 
 list_all_versions() {
-  # TODO: Adapt this. By default we simply list the tag names from GitHub releases.
-  # Change this function if spruce has other means of determining installable versions.
   list_github_tags
 }
 
 download_release() {
   local version filename url
   version="$1"
   filename="$2"
+  platform="$(uname | tr '[:upper:]' '[:lower:]')"
 
-  # TODO: Adapt the release URL convention for spruce
-  url="$GH_REPO/archive/v${version}.tar.gz"
+  # Adapt the release URL convention for spruce
+  # https://github.com/geofffranks/spruce/releases/download/v1.27.0/spruce-darwin-amd64
+  url="$GH_REPO/releases/download/v${version}/${TOOL_NAME}-${platform}-amd64"
 
   echo "* Downloading $TOOL_NAME release $version..."
   curl "${curl_opts[@]}" -o "$filename" -C - "$url" || fail "Could not download $url"
+  chmod a+x "$filename"
 }
 
 install_version() {
@@ -58,13 +58,11 @@ install_version() {
   fi
 
   (
-    mkdir -p "$install_path"
-    cp -r "$ASDF_DOWNLOAD_PATH"/* "$install_path"
+    mkdir -p "$install_path"/bin
+    cp -pr "$ASDF_DOWNLOAD_PATH"/* "$install_path"/bin/
 
-    # TODO: Asert spruce executable exists.
-    local tool_cmd
-    tool_cmd="$(echo "$TOOL_TEST" | cut -d' ' -f1)"
-    test -x "$install_path/bin/$tool_cmd" || fail "Expected $install_path/bin/$tool_cmd to be executable."
+    test -x "$install_path/bin/$TOOL_NAME" || fail "Expected $install_path/bin/$TOOL_NAME to be executable."
+    tool_version=$("$install_path"/bin/$TOOL_NAME $TOOL_TEST) && test "${tool_version##*\ }" = "$version" || fail "Expected $install_path/bin/$TOOL_NAME to be version $version but got ${tool_version##*\ }."
 
     echo "$TOOL_NAME $version installation was successful!"
   ) || (