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class MyModel | |
include DataMapper::Resource | |
# adds self.validate_constraint | |
# validation will be performed in specified before callbacks | |
include DataMapper::Validations::Constraints | |
# validate an existing constraint (expects class MyConstraint to be loaded) | |
validate_constraint :my_constraint, |
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class Object | |
def full_const_defined?(name) | |
!!full_const_get(name) rescue false | |
end | |
end |
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# Trip obviously being a DataMapper::Resource here ... | |
irb(main):001:0> Trip.all :conditions => {} | |
ArgumentError: +options[:conditions]+ cannot be empty | |
from /Users/snusnu/projects/surf/gems/gems/dm-core-0.9.7/lib/dm-core/query.rb:226:in `assert_valid_options' | |
from /Users/snusnu/projects/surf/gems/gems/dm-core-0.9.7/lib/dm-core/query.rb:163:in `initialize' | |
from /Users/snusnu/projects/surf/gems/gems/dm-core-0.9.7/lib/dm-core/model.rb:394:in `new' | |
from /Users/snusnu/projects/surf/gems/gems/dm-core-0.9.7/lib/dm-core/model.rb:394:in `scoped_query' | |
from /Users/snusnu/projects/surf/gems/gems/dm-core-0.9.7/lib/dm-core/model.rb:252:in `all' | |
from (irb):1 |
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mungo:~/projects/trippings snusnu$ irb | |
irb(main):001:0> require "rubygems"; require "randexp" | |
=> true | |
irb(main):002:0> /\w{10}/.gen | |
=> "flattering" | |
irb(main):003:0> /\w{20}/.gen | |
=> "hypsidolichocephalic" | |
irb(main):004:0> /\w{30}/.gen | |
NoMethodError: undefined method `pick' for nil:NilClass | |
from /usr/local/lib/ruby/gems/1.8/gems/randexp-0.1.4/lib/randexp/randgen.rb:35:in `word' |
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module Foo | |
def foo | |
:foo | |
end | |
end | |
class Session | |
def user | |
@user ||= real_user_object | |
class << @user |
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# config/router.rb | |
Merb::Router.prepare do | |
resources :articles do | |
resources :comments do | |
resources :ratings, :controller => "Community::Ratings" | |
end | |
resource :editor | |
end | |
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class Articles < Application | |
controlling :articles do |a| | |
a.action :new, :only_provides => :html | |
a.action :edit, :only_provides => :html | |
a.action :create, :provides => [ :xml, :json, :yml ] do | |
a.on_success { display member, :status => 201, :location => resource(member) } | |
a.on_failure { display member.errors, :status => 422 } |
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require 'rexml/document' | |
begin | |
gem('fastercsv') | |
require 'faster_csv' | |
rescue LoadError | |
nil | |
end | |
begin |
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#!/usr/bin/env ruby | |
require 'rubygems' | |
gem 'dm-core', '=0.9.10' | |
require 'dm-core' | |
# uncomment for logging output | |
#DataMapper::Logger.new(STDOUT, :debug) |
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#!/usr/bin/env ruby | |
require 'rubygems' | |
gem 'dm-core', '=0.9.10' | |
require 'dm-core' | |
DataMapper::Logger.new(STDOUT, :debug) | |
DataMapper.setup(:default, 'sqlite3:memory:') | |
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