class CodeRay::Scanners::Debug
Debug Scanner¶ ↑
Interprets the output of the Encoders::Debug encoder (basically the inverse function).
Protected Instance Methods
scan_tokens(encoder, options)
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# File lib/coderay/scanners/debug.rb, line 21 def scan_tokens encoder, options opened_tokens = [] until eos? if match = scan(/\s+/) encoder.text_token match, :space elsif match = scan(/ (\w+) \( ( [^\)\]* ( \. [^\)\]* )* ) \)? /x) if @known_token_kinds.include? self[1] encoder.text_token self[2].gsub(/\(.)/m, '\1'), self[1].to_sym else encoder.text_token matched, :unknown end elsif match = scan(/ (\w+) ([<\[]) /x) if @known_token_kinds.include? self[1] kind = self[1].to_sym else kind = :unknown end opened_tokens << kind case self[2] when '<' encoder.begin_group kind when '[' encoder.begin_line kind else raise 'CodeRay bug: This case should not be reached.' end elsif !opened_tokens.empty? && match = scan(/ > /x) encoder.end_group opened_tokens.pop elsif !opened_tokens.empty? && match = scan(/ \] /x) encoder.end_line opened_tokens.pop else encoder.text_token getch, :space end end encoder.end_group opened_tokens.pop until opened_tokens.empty? encoder end
setup()
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Calls superclass method
CodeRay::Scanners::Scanner#setup
# File lib/coderay/scanners/debug.rb, line 16 def setup super @known_token_kinds = TokenKinds.keys.map(&:to_s).to_set end