module Transproc::ProcTransformations
Transformation functions for Procs
@example
require 'ostruct' require 'transproc/proc' include Transproc::Helper fn = t( :map_value, 'foo_bar', t(:bind, OpenStruct.new(prefix: 'foo'), -> s { [prefix, s].join('_') }) ) fn["foo_bar" => "bar"] # => {"foo_bar" => "foo_bar"}
@api public
Public Class Methods
bind(value, binding, fn)
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Change the binding for the given function
@example
Transproc( :bind, OpenStruct.new(prefix: 'foo'), -> s { [prefix, s].join('_') } )['bar'] # => "foo_bar"
@param [Proc]
@return [Proc]
@api public
# File lib/transproc/proc.rb, line 40 def self.bind(value, binding, fn) binding.instance_exec(value, &fn) end