add --urls flag for asdf list-plugins

Fixed tests due to use of printf

README.md

@@ -91,6 +91,13 @@ asdf plugin-add <name> <git-url>
 ```bash
 asdf plugin-list
 # asdf plugin-list
+# java
+# nodejs
+```
+
+```bash
+asdf plugin-list --urls
+# asdf plugin-list
 # java            https://github.com/skotchpine/asdf-java.git
 # nodejs          https://github.com/asdf-vm/asdf-nodejs.git
 ```

help.txt

@@ -1,7 +1,8 @@
 MANAGE PLUGINS
   asdf plugin-add <name> [<git-url>]   Add a plugin from the plugin repo OR, add a Git repo 
                                        as a plugin by specifying the name and repo url
-  asdf plugin-list                     List installed plugins with repository URLs
+  asdf plugin-list                     List installed plugins
+  asdf plugin-list --urls              List installed plugins with repository URLs
   asdf plugin-list-all                 List plugins registered on asdf-plugins repository with URLs
   asdf plugin-remove <name>            Remove plugin and package versions
   asdf plugin-update <name>            Update plugin

lib/commands/current.sh

@@ -16,20 +16,17 @@ plugin_current_command() {
   check_for_deprecated_plugin "$plugin_name"
 
   if [ -z "$version" ]; then
-    printf "No version set for $plugin_name"
+    printf "%s\\n" "No version set for $plugin_name"
     exit 1
   else
-    printf "%-8s%s" "$version" "(set by" "$version_file_path)"
+    printf "%-8s%s\\n" "$version" "(set by $version_file_path)"
   fi
 }
 
 current_command() {
   if [ $# -eq 0 ]; then
     for plugin in $(plugin_list_command); do
-      #plugin_list_command returns <name url> pairs, so filter urls
-      if [[ $plugin != *"http"* ]] ; then
-        printf "%-15s%s\\n" "$plugin" "$(plugin_current_command "$plugin")"
-      fi
+      printf "%-15s%s\\n" "$plugin" "$(plugin_current_command "$plugin")"
     done
   else
     local plugin=$1

lib/commands/plugin-list.sh

@@ -1,14 +1,32 @@
 plugin_list_command() {
-  local plugins_path
-  plugins_path=$(get_plugin_path)
+  local flag=$1
 
-  if ls "$plugins_path" &> /dev/null; then
-    for plugin_path in $plugins_path/* ; do
-      plugin_name=$(basename "$plugin_path")
-      source_url=$(get_plugin_source_url "$plugin_name")
-      printf "%-15s %s\\n" "$plugin_name" "$source_url"
-    done
+  # 0 || 1 with flag
+  if [ $# -eq 0 ] || ([ $# -eq 1 ] && [ "$flag" == "--urls" ]); then
+    # valid command
+
+    local plugins_path
+    plugins_path=$(get_plugin_path)
+
+    if ls "$plugins_path" &> /dev/null; then
+      for plugin_path in $plugins_path/* ; do
+        plugin_name=$(basename "$plugin_path")
+
+        if [ $# -eq 0 ]; then
+          printf "%s\\n" "$plugin_name"
+        else
+          source_url=$(get_plugin_source_url "$plugin_name")
+          printf "%-15s %s\\n" "$plugin_name" "$source_url"
+        fi
+
+      done
+    else
+      printf "%s\\n" 'Oohes nooes ~! No plugins installed'
+    fi
+  
   else
-    printf "%s\\n" "Oohes nooes ~! No plugins installed"
+    display_error "usage: asdf plugin-list [--urls]"
+    exit 1
   fi
+
 }

test/current_command.bats

@@ -25,7 +25,7 @@ teardown() {
 
   run current_command "dummy"
   [ "$status" -eq 0 ]
-  [ "$output" = "1.1.0 (set by $PROJECT_DIR/.tool-versions)" ]
+  [ "$output" = "1.1.0   (set by $PROJECT_DIR/.tool-versions)" ]
 }
 
 @test "current should derive from the legacy file if enabled" {
@@ -35,7 +35,7 @@ teardown() {
 
   run current_command "dummy"
   [ "$status" -eq 0 ]
-  [ "$output" = "1.2.0 (set by $PROJECT_DIR/.dummy-version)" ]
+  [ "$output" = "1.2.0   (set by $PROJECT_DIR/.dummy-version)" ]
 }
 
 @test "current should error when the plugin doesn't exist" {
@@ -75,9 +75,9 @@ teardown() {
   echo 'foobar 1.0.0' >> $PROJECT_DIR/.tool-versions
 
   run current_command
-  expected="baz No version set for baz
-dummy 1.1.0 (set by $PROJECT_DIR/.tool-versions)
-foobar 1.0.0 (set by $PROJECT_DIR/.tool-versions)"
+  expected="baz            No version set for baz
+dummy          1.1.0   (set by $PROJECT_DIR/.tool-versions)
+foobar         1.0.0   (set by $PROJECT_DIR/.tool-versions)"
 
   [ "$expected" = "$output" ]
 }

test/plugin_commands.bats

@@ -19,7 +19,7 @@ teardown() {
 
   run plugin_list_command
   # whitespace between 'elixir' and url is from printf %-15s %s format
-  [ "$output" = "elixir          https://github.com/asdf-vm/asdf-elixir" ]
+  [ "$output" = "elixir" ]
 }
 
 @test "plugin_add command with no URL specified fails if the plugin doesn't exist" {