Sha256: e24422b9758af67887611316d1903df5edd95bd84b0b53b6dd375bca1e9995e7
Contents?: true
Size: 1.83 KB
Versions: 11
Compression:
Stored size: 1.83 KB
Contents
# encoding: UTF-8
# Copyright 2012 Twitter, Inc
# http://www.apache.org/licenses/LICENSE-2.0
module TwitterCldr
module Formatters
module Rbnf
class RuleParser < TwitterCldr::Parsers::Parser
private
def do_parse(options)
switch([])
end
def switch(list)
send(current_token.type, list)
end
def equals(list)
contents = descriptor(current_token)
list << Substitution.new(:equals, contents, 2)
next_token(:equals)
switch(list)
end
def left_arrow(list)
contents = descriptor(current_token)
list << Substitution.new(:left_arrow, contents, 2)
next_token(:left_arrow)
switch(list)
end
def right_arrow(list)
contents = descriptor(current_token)
sub = Substitution.new(:right_arrow, contents, 2)
next_token(:right_arrow)
# handle >>> case
if current_token.type == :right_arrow
sub.length += 1
next_token(:right_arrow)
end
list << sub
switch(list)
end
def plaintext(list)
add_and_advance(list)
end
def open_bracket(list)
add_and_advance(list)
end
def close_bracket(list)
add_and_advance(list)
end
def semicolon(list)
list
end
def add_and_advance(list)
list << current_token
next_token(current_token.type)
switch(list)
end
def descriptor(token)
next_token(token.type)
contents = []
until current_token.type == token.type
contents << current_token
next_token(current_token.type)
end
contents
end
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems