Class: PgVerify::EbnfParser::Ast

Inherits:
Object
  • Object
show all
Defined in:
lib/pg-verify/ebnf_parser/ast.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(map) ⇒ Ast

Returns a new instance of Ast.



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# File 'lib/pg-verify/ebnf_parser/ast.rb', line 8

def initialize(map)
    @map = map
end

Instance Attribute Details

#map ⇒ Object

Returns the value of attribute map.



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# File 'lib/pg-verify/ebnf_parser/ast.rb', line 6

def map
  @map
end

Instance Method Details

#find_variables(element = @map) ⇒ Object 



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# File 'lib/pg-verify/ebnf_parser/ast.rb', line 12

def find_variables(element=@map)
    # TODO: Actually parse the variables
    # puts "REC #{element.class}: #{element}"
    # puts "\n"
    # ret = []
    # ret += element.map { |val| find_variables(val) }.flatten if element.is_a?(Array)
    # element.each { |key, value| 
    #     # We found a variable if we found a value which is not a number nor a boolean constant
    #     if key == :Value && value.is_a?(String) && !(/\d+/.match?(value)) && value != 'true' && value != 'false'
    #         ret << value
    #     end
    #     ret += find_variables(value)
    # }  if element.is_a?(Hash)
    # return ret
end