Class: Astel::NodePattern::Parser

Inherits:

Object

• Object
• Astel::NodePattern::Parser

Defined in:

lib/astel/node_pattern/parser.rb

Instance Method Summary

• #initialize(tokens) ⇒ Parser constructor

  A new instance of Parser.

• #parse ⇒ Object

Constructor Details

#initialize(tokens) ⇒ Parser

Returns a new instance of Parser.

# File 'lib/astel/node_pattern/parser.rb', line 6

def initialize(tokens)
  @tokens = tokens
  @index = 0
end

Instance Method Details

#parse ⇒ Object

# File 'lib/astel/node_pattern/parser.rb', line 11

def parse
  pattern = parse_pattern
  error("unexpected token #{current.value.inspect}") unless current.type == :eof
  pattern
end