Use advanced Bash in entrypoint

Author: szepeviktor

entrypoint

@@ -1,57 +1,28 @@
 #!/bin/bash
-set -e
-
-command_string="phpstan --no-interaction --no-progress"
-
-if [ -n "$action_command" ]
-then
-	command_string="$command_string $action_command"
-fi
-
-if [ -n "$action_configuration" ]
-then
-	command_string="$command_string --configuration='$action_configuration'"
-fi
-
-if [ -n "$action_level" ]
-then
-	command_string="$command_string --level=$action_level"
-fi
-
-if [ -n "$action_paths_file" ]
-then
-	command_string="$command_string --paths-file='$action_paths_file'"
-fi
+#
+# Entrypoint for php-actions/phpstan
+#
 
-if [ -n "$action_autoload_file" ]
-then
-	command_string="$command_string --autoload-file='$action_autoload_file'"
-fi
-
-if [ -n "$action_error_format" ]
-then
-	command_string="$command_string --error-format=$action_error_format"
-fi
-
-if [ -n "$action_generate_baseline" ]
-then
-	command_string="$command_string --generate-baseline=$action_generate_baseline"
-fi
-
-if [ -n "$action_memory_limit" ]
-then
-	command_string="$command_string --memory-limit=$action_memory_limit"
-fi
-
-if [ -n "$action_args" ]
-then
-	command_string="$command_string $action_args"
-fi
-
-if [ -n "$action_path" ]
-then
-	command_string="$command_string $action_path"
-fi
+set -e
 
-echo "Command: $command_string"
-eval "$command_string"
+Get_command()
+{
+	echo -n "phpstan --no-interaction --no-progress ${action_command}"
+	for env in action_configuration action_level \
+			   action_paths_file action_autoload_file action_error_format \
+			   action_generate_baseline action_memory_limit
+	do
+		option="${!env}"
+		option_name="${env#action_}"
+		if [ -z "${option}" ]; then
+			continue
+		fi
+		echo -n " --${option_name//_/-}='${option}'"
+	done
+	echo -n " ${action_args} ${action_path}"
+}
+
+command_string="$(Get_command)"
+
+echo "Command: ${command_string}"
+eval "${command_string}"