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Versions: 4
Compression:
Stored size: 1.38 KB
Contents
# encoding: utf-8
module Mongoid #:nodoc:
module Criterion #:nodoc:
class Selector < Hash
attr_reader :klass
def initialize(klass)
@klass = klass
end
def []=(key, value)
super(key, try_to_typecast(key, value))
end
def merge!(other)
other.each_pair do |key, value|
self[key] = value
end
self
end
alias update merge!
private
def try_to_typecast(key, value)
access = key.to_s
return value unless klass.fields.has_key?(access)
field = klass.fields[access]
typecast_value_for(field, value)
end
def typecast_value_for(field, value)
return field.set(value) if field.type === value
case value
when Hash
value = value.dup
value.each_pair do |k, v|
value[k] = typecast_hash_value(field, k, v)
end
when Array
value.map { |v| typecast_value_for(field, v) }
when Regexp
value
else
field.type == Array ? value.class.set(value) : field.set(value)
end
end
def typecast_hash_value(field, key, value)
case key
when "$exists"
Boolean.set(value)
when "$size"
Integer.set(value)
else
typecast_value_for(field, value)
end
end
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems