Sha256: 011ca44619a24353d1d830aa50c624ed5c551d3b25e2c73fa0c0ac1ce1e9151e
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Size: 1.43 KB
Versions: 6
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Stored size: 1.43 KB
Contents
require 'forwardable'
module DataMapper
module Validations
##
#
# @author Guy van den Berg
# @since 0.9
class ContextualValidators
extend Forwardable
#
# Delegators
#
def_delegators :@contexts, :empty?, :each
include Enumerable
attr_reader :contexts
def initialize
@contexts = {}
end
#
# API
#
# Return an array of validators for a named context
#
# @param [String]
# Context name for which return validators
# @return [Array<DataMapper::Validations::GenericValidator>]
# An array of validators
def context(name)
contexts[name] ||= []
end
# Clear all named context validators off of the resource
#
def clear!
contexts.clear
end
# Execute all validators in the named context against the target
#
# @param [Symbol]
# named_context the context we are validating against
# @param [Object]
# target the resource that we are validating
# @return [Boolean]
# true if all are valid, otherwise false
def execute(named_context, target)
target.errors.clear!
context(named_context).map do |validator|
validator.execute?(target) ? validator.call(target) : true
end.all?
end
end # module ContextualValidators
end # module Validations
end # module DataMapper
Version data entries
6 entries across 6 versions & 1 rubygems