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Contents
module DebugBar
module Ext
# Binding extensions that are decorated onto bindings passed into callbacks.
module Binding
# A regex for matching only valid local, instance, class, and global variables, as well as constatns.
VARIABLE_PATTERN = /^(@{1,2}|\$)?([_a-zA-Z]\w*)$/
# Returns the value of the given variable symbol within the binding.
# Supports local, instance, class, or global variables, as well as constants.
def [](var)
raise NameError, "#{var.inspect} is not a valid variable name" unless var.to_s =~ VARIABLE_PATTERN
return self.eval(var.to_s)
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems