Module: Collie::Parser::DebugSerializer

Defined in:
lib/collie/parser/debug_serializer.rb

Overview

Serializes parser internals for CLI debug commands.

Class Method Summary collapse

Class Method Details

.ast(node) ⇒ Object 



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# File 'lib/collie/parser/debug_serializer.rb', line 19

def ast(node)
  return nil unless node

  case node
  when AST::GrammarFile
    grammar_file(node)
  when AST::Prologue, AST::Epilogue
    code_node(node)
  when AST::TokenDeclaration
    token_declaration(node)
  when AST::TypeDeclaration
    type_declaration(node)
  when AST::PrecedenceDeclaration
    precedence_declaration(node)
  when AST::StartDeclaration
    start_declaration(node)
  when AST::UnionDeclaration
    union_declaration(node)
  when AST::UnknownDeclaration
    unknown_declaration(node)
  when AST::Rule
    rule(node)
  when AST::ParameterizedRule
    parameterized_rule(node)
  when AST::InlineRule
    inline_rule(node)
  when AST::Alternative
    alternative(node)
  when AST::Symbol
    symbol(node)
  when AST::Action
    action(node)
  else
    { type: node.class.name }
  end
end

.token(token) ⇒ Object 



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# File 'lib/collie/parser/debug_serializer.rb', line 10

def token(token)
  {
    type: token.type,
    value: token.value,
    raw_value: token.raw_value,
    location: location(token.location)
  }
end