Class: Parser

Inherits:
Object
  • Object
show all
Defined in:
lib/mikras_utils/rls/parser.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file) ⇒ Parser

Returns a new instance of Parser.



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# File 'lib/mikras_utils/rls/parser.rb', line 8

def initialize(file)
  @file = file
end

Class Method Details

.parse(file) ⇒ Object 



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# File 'lib/mikras_utils/rls/parser.rb', line 27

def self.parse(file) self.new(file).parse end

Instance Method Details

#parse ⇒ Object 



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# File 'lib/mikras_utils/rls/parser.rb', line 12

def parse
  yaml = YAML.load(IO.read(@file).sub(/^__END__$.*/m, ""), symbolize_names: true)
  rules = nil
  variables = {}
  yaml.each { |key, value|
    case key
      when :rules; rules = value.map { |v| parse_rule(v) }
      when /^\$[A-Z0-9_]+$/; variables[key.to_s] = parse_array(value)
    else
      raise "Illegal section: #{key}"
    end
  }
  Spec.new(@file, rules, variables)
end