feat: add support for configuration file

misc/code_preloader.sample.yaml

@@ -0,0 +1,16 @@
+---
+
+ignore_list:
+  - .git
+  - .code_preloader.yml
+  - bin
+  - LICENSE
+  - prompts
+
+output_file_path: null
+
+header_prompt_file_path: null
+
+footer_prompt_file_path: prompts/footer.txt
+
+#

src/cli.cr

@@ -26,6 +26,8 @@ module CodePreloader
       footer_prompt = ""
       __header_prompt_file_path = @config.header_prompt_file_path
       __footer_prompt_file_path = @config.footer_prompt_file_path
+      __output_file_path = @output_file_path
+      __repository_path_list = @config.repository_path_list
 
       if !__header_prompt_file_path.nil?
         STDERR.puts "Loading header prompt from: #{__header_prompt_file_path}"
@@ -37,13 +39,9 @@ module CodePreloader
         footer_prompt = File.read(__footer_prompt_file_path)
       end
 
-      STDERR.puts "Processing repository: #{@config.repository_path}"
-
-      __output_file_path = @output_file_path
-      __repository_path = @config.repository_path 
 
       abort("@output_file_path should be non-nil here") if __output_file_path.nil?
-      abort("@repository_path should be non-nil here") if __repository_path.nil?
+      abort("@repository_path should be non-empty here") if __repository_path_list.empty?
 
       invalid_output_file = true
       output_file = STDOUT
@@ -55,7 +53,10 @@ module CodePreloader
 
       output_file.puts header_prompt if @config.header_prompt_file_path
 
-      process_repository(__repository_path, output_file)
+      STDERR.puts "Processing repository: #{@config.repository_path_list}"
+      __repository_path_list.each do |repository_path|
+        process_repository(repository_path, output_file)
+      end
 
       output_file.puts footer_prompt if @config.footer_prompt_file_path
 
@@ -69,19 +70,16 @@ module CodePreloader
 
     # Processes the specified repository and writes the output to a file.
     def process_repository(repository_path : String, output_file : IO::FileDescriptor)
-      process_directory(repository_path, output_file)
+      process_directory(repository_path, repository_path, output_file)
 
     rescue e : IO::Error
       STDERR.puts "Error processing repository: #{e.message}"
       exit(1)
     end
 
-    private def process_directory(path : String, output_file : IO::FileDescriptor)
+    private def process_directory(root_path, dir_path : String, output_file : IO::FileDescriptor)
-      __repository_path = @config.repository_path
+      Dir.each_child(dir_path) do |child|
-      abort("@repository_path should be non-nil here") if __repository_path.nil?
+        child_path = File.join(dir_path, child)
-
-      Dir.each_child(path) do |child|
-        child_path = File.join(path, child)
 
         ignores = (
           @config.ignore_list
@@ -91,20 +89,17 @@ module CodePreloader
         next if !ignores.empty?
         
         STDERR.puts "File: #{child_path}"
-        child_path = File.join(path, child)
+        child_path = File.join(dir_path, child)
         if File.directory?(child_path)
-          process_directory(child_path, output_file)
+          process_directory(root_path, child_path, output_file)
         else
-          process_file(child_path, output_file)
+          process_file(root_path, child_path, output_file)
         end
       end
     end
 
-    private def process_file(file_path : String, output_file : IO::FileDescriptor)
+    private def process_file(root_path : String, file_path : String, output_file : IO::FileDescriptor)
-      __repository_path = @config.repository_path
+      relative_file_path = file_path.sub(/^#{Regex.escape(root_path)}/, ".").lstrip
-      abort("@repository_path should be non-nil here") if __repository_path.nil?
-
-      relative_file_path = file_path.sub(/^#{Regex.escape(__repository_path)}/, ".").lstrip
       output_file.puts "@@ File \"#{relative_file_path}\""
       output_file.puts ""
       output_file.puts(File.read(file_path))

src/config.cr

@@ -1,9 +1,11 @@
 require "option_parser"
 require "yaml"
 
+require "./models/root_config"
+
 module CodePreloader
   class Config
-    property repository_path : String?
+    property repository_path_list : Array(String) = [] of String
     property ignore_list : Array(String) = [] of String
     property output_file_path : String?
     property header_prompt_file_path : String?
@@ -14,7 +16,7 @@ module CodePreloader
 
     def parse_arguments(args : Array(String))
       OptionParser.parse(args) do |parser|
-        parser.banner = "Usage: code-preloader [options] ROOT_DIR"
+        parser.banner = "Usage: code-preloader [options] DIR1 ..."
 
         parser.on("-c CONFIG_FILE", "--config=CONFIG_FILE", "Load parameters from CONFIG_FILE") do |config_file|
           load_config(config_file)
@@ -42,10 +44,9 @@ module CodePreloader
         end
 
         parser.unknown_args do |remaining_args, _|
-          if remaining_args.size > 1
+          remaining_args.each do |arg|
-            abort("Invalid number of arguments. Expected exactly one argument for ROOT_DIR.")
+            @repository_path_list << arg
           end
-          @repository_path = remaining_args[0]
         end
       end
 
@@ -67,17 +68,15 @@ module CodePreloader
     end
 
     private def load_config(config_file_path : String)
-      config_data = YAML.parse(File.read(config_file_path)).as_h
+      config_str = File.read(config_file_path)
 
-      @repository_path = config_data["repository_path"]?.try &.as_s || @repository_path
+      root = Models::RootConfig.from_yaml(config_str)
 
-      if ignore_list_yaml = config_data["ignore_list"]?
+      @repository_path = root.repository_path_list || @repository_path_list
-        @ignore_list = ignore_list_yaml.as_a.map(&.as_s)
+      @ignore_list = root.ignore_list || @ignore_list
-      end
+      @output_file_path = root.output_file_path || @output_file_path
-
+      @header_prompt_file_path = root.header_prompt_file_path || @header_prompt_file_path
-      @output_file_path = config_data["output_file_path"]?.try &.as_s || @output_file_path
+      @footer_prompt_file_path = root.footer_prompt_file_path || @footer_prompt_file_path
-      @header_prompt_file_path = config_data["header_prompt_file_path"]?.try &.as_s || @header_prompt_file_path
-      @footer_prompt_file_path = config_data["footer_prompt_file_path"]?.try &.as_s || @footer_prompt_file_path
 
     rescue ex
       STDERR.puts "Failed to load config file: #{ex.message}"

src/models/root_config.cr

@@ -0,0 +1,24 @@
+
+require "yaml"
+
+module CodePreloader::Models
+  class RootConfig
+    include YAML::Serializable
+    include YAML::Serializable::Strict
+
+    @[YAML::Field(key: "repository_path_list")]
+    getter repository_path_list : Array(String)?
+
+    @[YAML::Field(key: "output_file_path")]
+    getter output_file_path : String?
+
+    @[YAML::Field(key: "header_prompt_file_path")]
+    getter header_prompt_file_path : String?
+
+    @[YAML::Field(key: "footer_prompt_file_path")]
+    getter footer_prompt_file_path : String?
+
+    @[YAML::Field(key: "ignore_list")]
+    getter ignore_list : Array(String)?
+  end
+end