Class: GrammarTransform Abstract

Inherits:

GrammarPlugin

• Object
• GrammarPlugin
• GrammarTransform

Defined in:

lib/ruby_grammar_builder/grammar_plugin.rb

Overview

This class is abstract.

Subclass and override #pre_transform and/or #post_transform to implement a transformation

Direct Known Subclasses

AddEnding, BailoutTransform, FixRepeatedTagAs, ResolvePlaceholders

Instance Method Summary

• #post_transform(grammar_hash) ⇒ Hash

  Performs the transformation on the whole grammar.

• #pre_transform(pattern, options) ⇒ PatternBase, ...

  Preforms the transformation on each pattern.

Methods inherited from GrammarPlugin

display_options, options

Instance Method Details

#post_transform(grammar_hash) ⇒ Hash

Note:

grammar_hash should not be modified

Performs the transformation on the whole grammar

# File 'lib/ruby_grammar_builder/grammar_plugin.rb', line 87

def post_transform(grammar_hash)
    grammar_hash
end

#pre_transform(pattern, options) ⇒ PatternBase, ...

Note:

pattern should not be modified

Preforms the transformation on each pattern

# File 'lib/ruby_grammar_builder/grammar_plugin.rb', line 74

def pre_transform(pattern, options) # rubocop:disable Lint/UnusedMethodArgument
    pattern
end