fix target determination

Fixes #21

bin/download

@@ -12,14 +12,11 @@ function download_version() {
   local version=$1
   local download_path=$2
 
-  local platform
-  platform=$(get_platform)
-
-  local arch
-  arch=$(get_arch)
+  local bin_target
+  bin_target=$(get_bin_target)
 
   local bin_url
-  bin_url=$(get_bin_url "$version" "$platform" "$arch")
+  bin_url=$(get_bin_url "$version" "$bin_target")
 
   local tmpdir
   tmpdir=$(get_temp_dir)
@@ -31,7 +28,7 @@ function download_version() {
     echo "Downloading Bun v$version..."
     curl "${curl_opts[@]}" -o "$tmpdir/bun.zip" "$bin_url" || fail "Couldn't download the Bun binary from $bin_url"
 
-    unzip -j "$tmpdir/bun.zip" "bun-$platform-$arch/bun" -d "$download_path"
+    unzip -j "$tmpdir/bun.zip" "$bin_target/bun" -d "$download_path"
   ) || (rm -rf "$download_path"; fail "Failed to download Bun v$version")
 }
 

lib/utils.bash

@@ -46,22 +46,29 @@ function get_arch() {
   esac
 }
 
-function get_bin_url() {
-  local version=$1
-  local platform=$2
-  local arch=$3
+function get_bin_target() {
+  local platform
+  platform=$(get_platform)
+
+  local arch
+  arch=$(get_arch)
 
   local target="$platform-$arch"
   if [[ "$target" = "linux-x64" ]]; then
     # See https://github.com/cometkim/asdf-bun/issues/21
     if [[ "$(grep "avx2" < /proc/cpuinfo)" = "" ]]; then
         target="linux-x64-baseline"
     fi
-  fi
+  fi 
 
-  local url="$REPO_URL/releases/download/bun-v$version/bun-$target.zip"
+  echo -n "bun-$target"
+}
+
+function get_bin_url() {
+  local version=$1
+  local target=$2
 
-  echo -n "$url"
+  echo -n "$REPO_URL/releases/download/bun-v$version/$target.zip"
 }
 
 function get_source_url() {