Improve current command.

* Allow to be called without arguments
* Fix error in path display
* Add --short option

help.txt

@@ -11,7 +11,7 @@ MANAGE PACKAGES
                                        with no arguments, install all the package
                                        versions listed in the .tool-versions file
   asdf uninstall <name> <version>      Remove a specific version of a package
-  asdf current <name>                  Display current version set or being used for package
+  asdf current [--short] [<name>]      Display current version set or being used
   asdf where <name> <version>          Display install path for an installed version
   asdf local <name> <version>          Set the package local version
   asdf global <name> <version>         Set the package global version

lib/commands/current.sh

@@ -1,20 +1,46 @@
 current_command() {
-  local plugin_name=$1
+  local exit_code=0
+  local short=false
+
+  local plugin_names=""
+
+  while [ $# -gt 0 ]
+  do
+    case "$1" in
+      --short) short=true ;;
+      -*) ;;
+      *)
+        plugin_names="$1" ;;
+    esac
+    shift
+  done
+
+
+  if [ -z "$plugin_names" ]; then
+    read -a plugin_names <<< $(plugin_list_command)
+  fi
+
+  for plugin_name in "${plugin_names[@]}"; do
     local version=$(get_preset_version_for $plugin_name)
 
     check_if_plugin_exists $plugin_name
 
     if [ "$version" == "" ]; then
       echo "No version set for $plugin_name"
-    exit 1
+      exit_code=1
+    else
+      if [ "$short" = true ]; then
+        echo "$version"
       else
         local version_file_path=$(get_version_file_path_for $plugin_name)
         if [ "$version_file_path" == "" ]; then
-      echo "$version"
+          echo "$plugin_name $version"
         else
-      echo "$version (set by $version_file_path)"
+          echo "$plugin_name $version (set by $version_file_path)"
         fi
+      fi
+    fi
+  done
 
-    exit 0
-  fi
+  exit $exit_code
 }

lib/utils.sh

@@ -80,15 +80,18 @@ get_version_file_path_for() {
     fi
   fi
 
-  echo $(get_asdf_versions_file_path)
+  echo $(get_asdf_versions_file_path $tool_name)
 }
 
 get_asdf_versions_file_path() {
+  local tool_name=$1
   local asdf_tool_versions_path=""
   local search_path=$(pwd)
 
   while [ "$search_path" != "/" ]; do
-    if [ -f "$search_path/.tool-versions" ]; then
+    local file="$search_path/.tool-versions"
+    if [ -f $file ] && \
+        ( [ -z "$tool_name" ] || grep -q "$tool_name" "$file" ); then
       asdf_tool_versions_path="$search_path/.tool-versions"
       break
     fi

test/current_command.bats

@@ -2,6 +2,7 @@
 
 load test_helpers
 
+. $(dirname $BATS_TEST_DIRNAME)/lib/commands/plugin-list.sh
 . $(dirname $BATS_TEST_DIRNAME)/lib/commands/current.sh
 
 setup() {
@@ -11,8 +12,10 @@ setup() {
   PROJECT_DIR=$HOME/project
   OTHER_DIR=$HOME/other
   mkdir -p $ASDF_DIR/installs/dummy/1.0.0 $ASDF_DIR/installs/dummy/1.1.0 $PROJECT_DIR $OTHER_DIR
+  mkdir -p $ASDF_DIR/installs/other/1.0.0 $ASDF_DIR/plugins/other
 
   echo 'dummy 1.0.0' >> $HOME/.tool-versions
+  echo 'other 1.0.0' >> $HOME/.tool-versions
   echo 'dummy 1.1.0' >> $PROJECT_DIR/.tool-versions
   echo '1.2.0' >> $OTHER_DIR/.dummy-version
 }
@@ -21,12 +24,21 @@ teardown() {
   clean_asdf_dir
 }
 
+@test "current without arguments should print all versions" {
+  cd $PROJECT_DIR
+
+  run current_command
+  expected=$(echo -e "dummy 1.1.0 (set by $PROJECT_DIR/.tool-versions)\nother 1.0.0 (set by $HOME/.tool-versions)")
+  [ "$status" -eq 0 ]
+  [ "$output" = "$expected" ]
+}
+
 @test "current should derive from the local .tool_versions when it exists" {
   cd $PROJECT_DIR
 
   run current_command "dummy"
   [ "$status" -eq 0 ]
-  [ "$output" = "1.1.0 (set by $PROJECT_DIR/.tool-versions)" ]
+  [ "$output" = "dummy 1.1.0 (set by $PROJECT_DIR/.tool-versions)" ]
 }
 
 @test "current should derive from the global .tool_versions when local doesn't exist" {
@@ -34,7 +46,7 @@ teardown() {
 
   run current_command "dummy"
   [ "$status" -eq 0 ]
-  [ "$output" = "1.0.0 (set by $HOME/.tool-versions)" ]
+  [ "$output" = "dummy 1.0.0 (set by $HOME/.tool-versions)" ]
 }
 
 @test "current should derive from the legacy file if enabled and hide the file path" {
@@ -43,7 +55,7 @@ teardown() {
 
   run current_command "dummy"
   [ "$status" -eq 0 ]
-  [ "$output" = "1.2.0" ]
+  [ "$output" = "dummy 1.2.0" ]
 }
 
 @test "current should error when the plugin doesn't exist" {

test/utils.bats

@@ -4,6 +4,14 @@ load test_helpers
 
 setup() {
   setup_asdf_dir
+  install_dummy_plugin
+
+  PROJECT_DIR=$HOME/project
+  mkdir -p $PROJECT_DIR
+
+  echo 'dummy 1.0.0' >> $HOME/.tool-versions
+  echo 'other 1.0.0' >> $HOME/.tool-versions
+  echo 'dummy 1.1.0' >> $PROJECT_DIR/.tool-versions
 }
 
 teardown() {
@@ -43,3 +51,29 @@ teardown() {
   [ "$status" -eq 0 ]
   [ "$output" = "" ]
 }
+
+@test "get_asdf_versions_file_path should return closest .tool-versions when no args provided" {
+  cd $PROJECT_DIR
+
+  run get_asdf_versions_file_path
+  [ "$status" -eq 0 ]
+  [ "$output" = "$PROJECT_DIR/.tool-versions" ]
+}
+
+@test "get_asdf_versions_file_path should return closest .tool-versions if contains plugin" {
+  cd $PROJECT_DIR
+
+  run get_asdf_versions_file_path "dummy"
+
+  [ "$status" -eq 0 ]
+  [ "$output" = "$PROJECT_DIR/.tool-versions" ]
+}
+
+@test "get_asdf_versions_file_path should return correct .tool-versions if closest does not contain plugin" {
+  cd $PROJECT_DIR
+
+  run get_asdf_versions_file_path "other"
+
+  [ "$status" -eq 0 ]
+  [ "$output" = "$HOME/.tool-versions" ]
+}