Class: Grammar::Ruby::Code::Rescue

Inherits:
Grammar::Ruby::Code show all
Defined in:
lib/grammar/ruby/code.rb

Constant Summary

Constants inherited from Grammar::Ruby::Code

False, FalseTerminator, Implicit, Nil, Self, True

Instance Method Summary collapse

Methods inherited from Grammar::Ruby::Code

[], #_and, #_assign, #_classname, #_code_self, #_data, #_def, #_dot, #_else, #_ensure, #_equal, #_immediate, #_inspect, #_locals, #_mid, #_not, #_or, #_question, #_rand, #_rcond, #_rescue, #_ror, #_rstep, #_splat, #_step, #_to_block, #_unless, #_until, #_while, #method_missing

Constructor Details

#initialize(exception = nil, var = nil) ⇒ Rescue

Returns a new instance of Rescue.



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# File 'lib/grammar/ruby/code.rb', line 862

def initialize(exception=nil, var=nil)
    @exception = exception
    @var = var
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Grammar::Ruby::Code

Instance Method Details

#_always ⇒ Object 



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# File 'lib/grammar/ruby/code.rb', line 890

def _always
    false
end

#_codes ⇒ Object 



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# File 'lib/grammar/ruby/code.rb', line 866

def _codes
    codes = []
    codes << @exception if @exception
    codes << @var if @var
    codes
end

#_lines(text, indent = 0, op = nil, maxlen = 72) ⇒ Object 



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# File 'lib/grammar/ruby/code.rb', line 872

def _lines(text, indent=0, op=nil, maxlen=72)
    text[-2] -= 2 if text.last.empty?
    (last = text.last).concat("rescue")
    single = true
    if @exception
        last << ?\s
        single = @exception._lines(text, indent+1, nil, maxlen)
        last = text.last
    else
        single = true
    end
    if @var
        last.concat(" => ")
        @var._lines(text, indent+1, nil, maxlen) && single
    else
        single
    end
end

#_never ⇒ Object 



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# File 'lib/grammar/ruby/code.rb', line 893

def _never
    false
end