Class: SyntaxTree::YARV::Intern

Inherits:
Object
  • Object
show all
Defined in:
lib/syntax_tree/yarv/instructions.rb

Overview

### Summary

intern converts the top element of the stack to a symbol and pushes the symbol onto the stack.

### Usage

~~~ruby :“#”foo“” ~~~

Instance Method Summary collapse

Instance Method Details

#call(vm) ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 1948

def call(vm)
  vm.push(vm.pop.to_sym)
end

#canonical ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 1944

def canonical
  self
end

#disasm(fmt) ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 1924

def disasm(fmt)
  fmt.instruction("intern")
end

#length ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 1932

def length
  1
end

#pops ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 1936

def pops
  1
end

#pushes ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 1940

def pushes
  1
end

#to_a(_iseq) ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 1928

def to_a(_iseq)
  [:intern]
end