From debb3a178f9863d542feed037915c08dd6978089 Mon Sep 17 00:00:00 2001 From: Francesco Rodriguez Date: Thu, 28 Jun 2012 18:02:07 -0500 Subject: update AR::FinderMethods#exists?(false) example [ci skip] --- activerecord/lib/active_record/relation/finder_methods.rb | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'activerecord/lib/active_record') diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index c91758265b..eb901727de 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -146,8 +146,8 @@ module ActiveRecord to_a end - # Returns true if a record exists in the table that matches the +id+ or - # conditions given, or false otherwise. The argument can take five forms: + # Returns +true+ if a record exists in the table that matches the +id+ or + # conditions given, or +false+ otherwise. The argument can take six forms: # # * Integer - Finds the record with this primary key. # * String - Finds the record with a primary key corresponding to this @@ -155,8 +155,9 @@ module ActiveRecord # * Array - Finds the record that matches these +find+-style conditions # (such as ['color = ?', 'red']). # * Hash - Finds the record that matches these +find+-style conditions - # (such as {:color => 'red'}). - # * No args - Returns false if the table is empty, true otherwise. + # (such as {color: 'red'}). + # * +false+ - Returns always +false+. + # * No args - Returns +false+ if the table is empty, +true+ otherwise. # # For more information about specifying conditions as a Hash or Array, # see the Conditions section in the introduction to ActiveRecord::Base. @@ -168,7 +169,8 @@ module ActiveRecord # Person.exists?(5) # Person.exists?('5') # Person.exists?(['name LIKE ?', "%#{query}%"]) - # Person.exists?(:name => "David") + # Person.exists?(name: 'David') + # Person.exists?(false) # Person.exists? def exists?(id = false) id = id.id if ActiveRecord::Model === id -- cgit v1.2.3