Sha256: 9314d5edc4ab42adec82b366642ae8e88fdc378887e06f51d979a19ba49b82f6
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Versions: 84
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Contents
require 'strscan'
module ActionDispatch
module Journey # :nodoc:
class Scanner # :nodoc:
def initialize
@ss = nil
end
def scan_setup(str)
@ss = StringScanner.new(str)
end
def eos?
@ss.eos?
end
def pos
@ss.pos
end
def pre_match
@ss.pre_match
end
def next_token
return if @ss.eos?
until token = scan || @ss.eos?; end
token
end
private
def scan
case
# /
when text = @ss.scan(/\//)
[:SLASH, text]
when text = @ss.scan(/\*\w+/)
[:STAR, text]
when text = @ss.scan(/(?<!\\)\(/)
[:LPAREN, text]
when text = @ss.scan(/(?<!\\)\)/)
[:RPAREN, text]
when text = @ss.scan(/\|/)
[:OR, text]
when text = @ss.scan(/\./)
[:DOT, text]
when text = @ss.scan(/(?<!\\):\w+/)
[:SYMBOL, text]
when text = @ss.scan(/(?:[\w%\-~!$&'*+,;=@]|\\:|\\\(|\\\))+/)
[:LITERAL, text.tr('\\', '')]
# any char
when text = @ss.scan(/./)
[:LITERAL, text]
end
end
end
end
end
Version data entries
84 entries across 82 versions & 10 rubygems