Class: YARD::Handlers::Ruby::Legacy::ExceptionHandler

Inherits:
Base
  • Object
show all
Defined in:
lib/yard/handlers/ruby/legacy/exception_handler.rb

Overview

Handles ‘raise’ calls inside methods

Constant Summary

Constants included from Parser::Ruby::Legacy::RubyToken

EXPR_ARG, EXPR_BEG, EXPR_CLASS, EXPR_DOT, EXPR_END, EXPR_FNAME, EXPR_MID, NEWLINE_TOKEN, TkReading2Token, TkSymbol2Token

Constants included from CodeObjects

BUILTIN_ALL, BUILTIN_CLASSES, BUILTIN_EXCEPTIONS, BUILTIN_EXCEPTIONS_HASH, BUILTIN_MODULES, CONSTANTMATCH, CSEP, CSEPQ, ISEP, ISEPQ, METHODMATCH, METHODNAMEMATCH, NAMESPACEMATCH, NSEP, NSEPQ

Instance Method Summary (collapse)

Methods inherited from Base

handles?, #parse_block

Methods inherited from Base

clear_subclasses, #ensure_loaded!, handlers, handles, handles?, #initialize, namespace_only, namespace_only?, #parse_block, process, #push_state, #register, subclasses

Constructor Details

This class inherits a constructor from YARD::Handlers::Base

Instance Method Details

- (Object) process

Main processing callback 



5
6
7
8
9
10
11
12
 
# File 'lib/yard/handlers/ruby/legacy/exception_handler.rb', line 5

process do
  return unless owner.is_a?(MethodObject) # Only methods yield
  return if owner.has_tag?(:raise)

  if klass = statement.tokens.to_s[/^raise[\(\s]*(#{NAMESPACEMATCH})(?:\)|,|\s|(?:\s*(?:\.|\:\:)\s*)?new|$)/, 1]
    owner.docstring.add_tag YARD::Tags::Tag.new(:raise, '', klass)
  end
end