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# Enumerable extensions.
module Enumerable
# Invokes the specified method for each item, along with the supplied
# arguments.
def send_each(sym, *args)
each {|i| i.send(sym, *args)}
end
end
# Range extensions
class Range
# Returns the interval between the beginning and end of the range.
def interval
last - first
end
end
# Object extensions
class Object
def is_one_of?(*classes)
classes.each {|c| return c if is_a?(c)}
nil
end
end
module Sequel
# Facilitates time calculations by providing methods to convert from larger
# time units to seconds, and to convert relative time intervals to absolute
# ones. This module duplicates some of the functionality provided by Rails'
# ActiveSupport::CoreExtensions::Numeric::Time module.
module NumericExtensions
MINUTE = 60
HOUR = 3600
DAY = 86400
WEEK = DAY * 7
# Converts self from minutes to seconds
def minutes; self * MINUTE; end; alias_method :minute, :minutes
# Converts self from hours to seconds
def hours; self * HOUR; end; alias_method :hour, :hours
# Converts self from days to seconds
def days; self * DAY; end; alias_method :day, :days
# Converts self from weeks to seconds
def weeks; self * WEEK; end; alias_method :week, :weeks
# Returns the time at now - self.
def ago(t = Time.now); t - self; end
alias_method :before, :ago
# Returns the time at now + self.
def from_now(t = Time.now); t + self; end
alias_method :since, :from_now
# Extends the Numeric class with numeric extensions.
def self.enable
Numeric.send(:include, self)
end
end
end
Version data entries
20 entries across 20 versions & 2 rubygems