Module: Liquidscript::Compiler::ICR::Helpers

Included in:
Liquidscript::Compiler::ICR
Defined in:
lib/liquidscript/compiler/icr/helpers.rb

Instance Method Summary collapse

Instance Method Details

#_compile_block ⇒ Object 



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# File 'lib/liquidscript/compiler/icr/helpers.rb', line 25

def _compile_block
  if peek?(:lbrace)
    shift :lbrace
    collect_compiles(:expression, :rbrace)
  else
    [compile_expression]
  end
end

#check(literal) ⇒ Object 



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# File 'lib/liquidscript/compiler/icr/helpers.rb', line 14

def check(literal)
  top.context.get(literal.value.intern,
    :dry_run => true)
rescue InvalidReferenceError
  false
end

#code(type, *args) ⇒ Object 



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# File 'lib/liquidscript/compiler/icr/helpers.rb', line 21

def code(type, *args)
  Liquidscript::ICR::Code.new type, *args
end

#ref(literal) ⇒ Object 



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# File 'lib/liquidscript/compiler/icr/helpers.rb', line 6

def ref(literal)
  top.context.get(literal.value.intern)
end

#set(literal) ⇒ Object 



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# File 'lib/liquidscript/compiler/icr/helpers.rb', line 10

def set(literal)
  top.context.set(literal.value.intern)
end

#value_expect(v, &default) ⇒ Object 



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# File 'lib/liquidscript/compiler/icr/helpers.rb', line 34

def value_expect(v, &default)
  out = expect \
         :lparen => action { compile_call(v)       },
         :equal  => action { compile_assignment(v) },
         :prop   => action { compile_property(v)   },
         :lbrack => action { compile_access(v)     },
         :range  => action { |_| compile_range(v)  },
         :erange => action { |_| compile_erange(v) },
         [:binop,
          :minus,
          :plus] => action { compile_binop(v)      },
         :unop   => action { |o| code :op, v, o    },
         :_      => default || action { v          }

  if out != v
    value_expect(out)
  else
    out
  end
end