Class: Gm::Notepad::InputHandlers::WriteToTableHandler

Inherits:
DefaultHandler
  • Object
show all
Defined in:
lib/gm/notepad/input_handlers/write_to_table_handler.rb

Constant Summary collapse

NON_EXPANDING_CHARATER = 
'!'.freeze
WITH_INDEX_REGEXP = 
%r{(?<declaration>\[(?<index>[^\]]+)\])}
WITH_GREP_REGEXP = 
%r{(?<declaration>\/(?<grep>[^\/]+)/)}
WITH_WRITE_TARGET_REGEXP = 
%r{\A<(?<table_name>[^>]+)>(?<line>.*)}

Instance Attribute Summary collapse

Attributes inherited from DefaultHandler

#expand_line, #input, #table_registry, #to_filesystem, #to_interactive, #to_output

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from DefaultHandler

build_if_handled, #each_line_with_parameters, #initialize

Constructor Details

This class inherits a constructor from Gm::Notepad::InputHandlers::DefaultHandler

Instance Attribute Details

#grep ⇒ Object

Returns the value of attribute grep.



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# File 'lib/gm/notepad/input_handlers/write_to_table_handler.rb', line 11

def grep
  @grep
end

#index ⇒ Object

Returns the value of attribute index.



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# File 'lib/gm/notepad/input_handlers/write_to_table_handler.rb', line 11

def index
  @index
end

#line ⇒ Object

Returns the value of attribute line.



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# File 'lib/gm/notepad/input_handlers/write_to_table_handler.rb', line 11

def line
  @line
end

#table_name ⇒ Object

Returns the value of attribute table_name.



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# File 'lib/gm/notepad/input_handlers/write_to_table_handler.rb', line 11

def table_name
  @table_name
end

Class Method Details

.handles?(input:) ⇒ Boolean 



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# File 'lib/gm/notepad/input_handlers/write_to_table_handler.rb', line 7

def self.handles?(input:)
  return true if input[0] == "<"
end

Instance Method Details

#after_initialize! ⇒ Object 



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# File 'lib/gm/notepad/input_handlers/write_to_table_handler.rb', line 16

def after_initialize!
  self.to_filesystem = true
  self.to_interactive = true

  if match = WITH_WRITE_TARGET_REGEXP.match(input)
    line = match[:line].strip
    table_name = match[:table_name]
    if index_match = WITH_INDEX_REGEXP.match(table_name)
      table_name = table_name.sub(index_match[:declaration], '')
      self.index = index_match[:index]
    elsif grep_match = WITH_GREP_REGEXP.match(table_name)
      table_name = table_name.sub(grep_match[:declaration], '')
      self.grep = grep_match[:grep]
    end
    self.table_name = table_name.downcase
  else
    raise "I don't know what to do"
  end
  if line[0] == NON_EXPANDING_CHARATER
    self.expand_line = false
    self.line = line[1..-1]
  else
    self.expand_line = true
  end
  self.line = line.strip
end

#lines ⇒ Object 



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# File 'lib/gm/notepad/input_handlers/write_to_table_handler.rb', line 43

def lines
  if index
  elsif grep
  end
  if expand_line
  else
  end
  table_registry.append(table_name: table_name, line: line, write: true)
  []
end