Class: AtCoderFriends::Generator::Main

Inherits:
Object
  • Object
show all
Defined in:
lib/at_coder_friends/generator/main.rb

Overview

entry point of source generation

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ctx) ⇒ Main

Returns a new instance of Main.



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# File 'lib/at_coder_friends/generator/main.rb', line 9

def initialize(ctx)
  @ctx = ctx
  @cache = {}
end

Instance Attribute Details

#ctx ⇒ Object (readonly)

Returns the value of attribute ctx.



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# File 'lib/at_coder_friends/generator/main.rb', line 7

def ctx
  @ctx
end

Instance Method Details

#config_for(gen_name) ⇒ Object 



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# File 'lib/at_coder_friends/generator/main.rb', line 51

def config_for(gen_name)
  ctx.config.dig('generator_settings', gen_name) || {}
end

#load_class(gen_name) ⇒ Object 



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# File 'lib/at_coder_friends/generator/main.rb', line 35

def load_class(gen_name)
  snake_gen_name = to_snake(gen_name)
  require "at_coder_friends/generator/#{snake_gen_name}" unless AtCoderFriends::Generator.const_defined?(gen_name)
  AtCoderFriends::Generator.const_get(gen_name)
rescue LoadError
  raise AppError, <<~MSG
    Error: Failed to load plugin.
    The '#{gen_name}' plugin could not be found. To use this plugin, please install the required gem by following these steps:

    1. Open a terminal or command prompt.
    2. Run the following command:
       gem install at_coder_friends-generator-#{snake_gen_name}
    3. Once the above command completes, please run the program again.
  MSG
end

#load_obj(gen_name) ⇒ Object 



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# File 'lib/at_coder_friends/generator/main.rb', line 26

def load_obj(gen_name)
  @cache[gen_name] ||= begin
    cls_name = gen_name.split('_')[0]
    gen_class = load_class(cls_name)
    gen_cnf = config_for(gen_name)
    gen_class.new(gen_cnf)
  end
end

#process(pbm) ⇒ Object 



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# File 'lib/at_coder_friends/generator/main.rb', line 14

def process(pbm)
  generators = ctx.config['generators'] || []
  generators.each do |gen_name|
    gen_obj = load_obj(gen_name)
    gen_obj.process(pbm)
  rescue StandardError => e
    puts "an error occurred in generator:#{gen_name}."
    puts e
    puts e.backtrace
  end
end

#to_snake(str) ⇒ Object 



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# File 'lib/at_coder_friends/generator/main.rb', line 55

def to_snake(str)
  str
    .gsub(/::/, '/')
    .gsub(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
    .gsub(/([a-z\d])([A-Z])/, '\1_\2')
    .tr('-', '_')
    .downcase
end