Module: Rails3::Assist::Artifact::FileName

Includes:
Directory, Path
Included in:
Rails3::Assist::Artifact, Migration
Defined in:
lib/rails3_artifactor/base/file_name.rb

Instance Method Summary collapse

Instance Method Details

#existing_file_name(name, type = nil, options = {}) ⇒ Object

Raises:

  • (IOError) 


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# File 'lib/rails3_artifactor/base/file_name.rb', line 12

def existing_file_name name, type=nil, options = {} 
  # first try finder method
  finder_method = :"find_#{type}"       
  if respond_to?(finder_method)          
    result = send finder_method, name, options 
    if !result.kind_of? String          
      raise IOError, "The call to #find_#{type}(#{name}) didn't find an existing #{type} file. Error in find expression: #{result.find_expr}" 
    end
    return result
  elsif type == :migration
    raise StandardError, "The method #find_#{type} to find the migration is not available!"
  end
  
  # default for non-migration
  file_name = make_file_name name, type, options
  raise IOError, "No file for :#{type} found at location: #{file_name}" if !File.file?(file_name)
  file_name
end

#make_file_name(name, type, options = {}) ⇒ Object 



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# File 'lib/rails3_artifactor/base/file_name.rb', line 8

def make_file_name name, type, options={}      
  send :"#{type}_file_name", name, options
end