class Fable::VariablePointerValue
Attributes
context_index[RW]
Where the variable is located -1 = default, unknown, to be determined 0 = in global scope 1+ = callstack element index + 1 (so that the first doesn't conflict with special global scope)
Public Class Methods
new(variable_name=nil, context_index = -1)
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Calls superclass method
Fable::Value::new
# File lib/fable/value.rb, line 239 def initialize(variable_name=nil, context_index = -1) super(variable_name) self.context_index = context_index end
Public Instance Methods
cast(new_type)
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# File lib/fable/value.rb, line 244 def cast(new_type) if new_type == self.class return self end raise bad_cast_exception(new_type) end
copy()
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# File lib/fable/value.rb, line 256 def copy return VariablePointerValue.new(variable_name, context_index) end
to_s()
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# File lib/fable/value.rb, line 252 def to_s return "VariablePointerValue(#{variable_name})" end
truthy?()
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# File lib/fable/value.rb, line 235 def truthy? raise Error, "Shouldn't be checking the truthiness of a variable pointer" end
value_type()
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# File lib/fable/value.rb, line 231 def value_type return OrderedValueTypes[VariablePointerValue] end