Module: ShowCode::SyntaxException

Defined in:
lib/show_code/syntax_exception.rb

Constant Summary collapse

GENERIC_REGEXPS = 
[
  /unexpected (\$end|end-of-file|end-of-input|END_OF_FILE)/, # mri, jruby, ruby-2.0, ironruby
  /embedded document meets end of file/, # =begin
  /unterminated (quoted string|string|regexp) meets end of file/, # "quoted string" is ironruby
  /can't find string ".*" anywhere before EOF/, # rbx and jruby
  /missing 'end' for/, /expecting kWHEN/ # rbx
]
RBX_ONLY_REGEXPS = 
[
  /expecting '[})\]]'(?:$|:)/, /expecting keyword_end/
]

Class Method Summary collapse

Class Method Details

.===(ex) ⇒ Object 



16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/show_code/syntax_exception.rb', line 16

def self.===(ex)
  return false unless SyntaxError === ex
  case ex.message
  when *GENERIC_REGEXPS
    true
  when *RBX_ONLY_REGEXPS
    rbx?
  else
    false
  end
end

.rbx? ⇒ Boolean

Returns:

  • (Boolean) 


28
29
30
 
# File 'lib/show_code/syntax_exception.rb', line 28

def self.rbx?
  RbConfig::CONFIG['ruby_install_name'] == 'rbx'
end