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Versions: 10
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Contents
module Pry::Testable::Variables
#
# @example
# temporary_constants(:Foo, :Bar) do
# Foo = Class.new(RuntimeError)
# Bar = Class.new(RuntimeError)
# end
# Foo # => NameError
# Bar # => NameError
#
# @param [Array<Symbol>] *names
# An array of constant names that be defined by a block,
# and removed by this method afterwards.
#
# @return [void]
#
def temporary_constants(*names)
names.each do |name|
Object.remove_const name if Object.const_defined?(name)
end
yield
ensure
names.each do |name|
Object.remove_const name if Object.const_defined?(name)
end
end
#
# @param [String] name
# The name of a variable.
#
# @param [String] value
# Its value.
#
# @param [Binding] b
# The binding object to insert a variable into.
#
# @return [void]
#
def insert_variable(name, value, b)
Pry.current[:pry_local] = value
b.eval("#{name} = ::Pry.current[:pry_local]")
ensure
Pry.current[:pry_local] = nil
end
end
Version data entries
10 entries across 10 versions & 5 rubygems