class Halunke::Interpreter::Context
Attributes
parent[R]
Public Class Methods
new(parent = nil)
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# File lib/halunke/interpreter.rb, line 53 def initialize(parent = nil) @parent = parent @context = {} end
Public Instance Methods
[](name)
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# File lib/halunke/interpreter.rb, line 63 def [](name) @context.fetch(name) rescue KeyError raise KeyError if @parent.nil? @parent[name] end
[]=(name, value)
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# File lib/halunke/interpreter.rb, line 58 def []=(name, value) raise FrozenError if key? name @context[name] = value end
create_child()
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# File lib/halunke/interpreter.rb, line 74 def create_child Context.new(self) end
key?(name)
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# File lib/halunke/interpreter.rb, line 70 def key?(name) @context.key?(name) end