Class | Symbol |
In: |
lib/core_ext.rb
lib/core_ext.rb |
Parent: | Object |
Turns the symbol into a simple proc, which is especially useful for enumerations. Extracted from ActiveSupport.
Examples
# The same as people.collect { |p| p.name } people.collect(&:name) # The same as people.select { |p| p.manager? }.collect { |p| p.salary } people.select(&:manager?).collect(&:salary)
Returns a Proc which incapsulates the method business logic.
# File lib/core_ext.rb, line 16 def to_proc Proc.new { |*args| args.shift.__send__(self, *args) } end
Turns the symbol into a simple proc, which is especially useful for enumerations. Extracted from ActiveSupport.
Examples
# The same as people.collect { |p| p.name } people.collect(&:name) # The same as people.select { |p| p.manager? }.collect { |p| p.salary } people.select(&:manager?).collect(&:salary)
Returns a Proc which incapsulates the method business logic.
# File lib/core_ext.rb, line 16 def to_proc Proc.new { |*args| args.shift.__send__(self, *args) } end