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Initial commit, takes array conversion method

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0 parents commit b67ef21e6700a56bc6f1db73292b2be926cef0b2 Dan Seaver committed Apr 27, 2012
Showing with 162 additions and 0 deletions.
  1. +17 −0 .gitignore
  2. +4 −0 Gemfile
  3. +22 −0 LICENSE
  4. +29 −0 README.md
  5. +2 −0 Rakefile
  6. +5 −0 lib/postgres_ext.rb
  7. +17 −0 lib/postgres_ext/pg_array_convert.rb
  8. +3 −0 lib/postgres_ext/version.rb
  9. +19 −0 postgres_ext.gemspec
  10. +42 −0 spec/pg_array_convert_spec.rb
  11. +2 −0 spec/spec_helper.rb
17 .gitignore
@@ -0,0 +1,17 @@
+*.gem
+*.rbc
+.bundle
+.config
+.yardoc
+Gemfile.lock
+InstalledFiles
+_yardoc
+coverage
+doc/
+lib/bundler/man
+pkg
+rdoc
+spec/reports
+test/tmp
+test/version_tmp
+tmp
4 Gemfile
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+source 'https://rubygems.org'
+
+# Specify your gem's dependencies in postgres_ext.gemspec
+gemspec
22 LICENSE
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+Copyright (c) 2012 Dan Seaver
+
+MIT License
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 README.md
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+# PostgresExt
+
+TODO: Write a gem description
+
+## Installation
+
+Add this line to your application's Gemfile:
+
+ gem 'postgres_ext'
+
+And then execute:
+
+ $ bundle
+
+Or install it yourself as:
+
+ $ gem install postgres_ext
+
+## Usage
+
+TODO: Write usage instructions here
+
+## Contributing
+
+1. Fork it
+2. Create your feature branch (`git checkout -b my-new-feature`)
+3. Commit your changes (`git commit -am 'Added some feature'`)
+4. Push to the branch (`git push origin my-new-feature`)
+5. Create new Pull Request
2 Rakefile
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+#!/usr/bin/env rake
+require "bundler/gem_tasks"
5 lib/postgres_ext.rb
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+require 'postgres_ext/version'
+require 'postgres_ext/pg_array_convert'
+module PostgresExt
+ # Your code goes here...
+end
17 lib/postgres_ext/pg_array_convert.rb
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+module PostgresExt
+ module PgArrayConvert
+ def convert_pg_array(pg_array)
+ pg_array.gsub(/[(^\{)|(\}$)|(")]/, '').split(',').map(&:strip)
+ end
+ end
+
+ module PgArrayRevert
+ def revert_pg_array(array)
+ if array.empty?
+ nil
+ else
+ "{#{array.join(', ')}}"
+ end
+ end
+ end
+end
3 lib/postgres_ext/version.rb
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+module PostgresExt
+ VERSION = "0.0.1"
+end
19 postgres_ext.gemspec
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+# -*- encoding: utf-8 -*-
+require File.expand_path('../lib/postgres_ext/version', __FILE__)
+
+Gem::Specification.new do |gem|
+ gem.authors = ["Dan Seaver"]
+ gem.email = ["git@danseaver.com"]
+ gem.description = %q{TODO: Write a gem description}
+ gem.summary = %q{TODO: Write a gem summary}
+ gem.homepage = ""
+
+ gem.executables = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
+ gem.files = `git ls-files`.split("\n")
+ gem.test_files = `git ls-files -- {test,spec,features}/*`.split("\n")
+ gem.name = "postgres_ext"
+ gem.require_paths = ["lib"]
+ gem.version = PostgresExt::VERSION
+
+ gem.add_development_dependency('rspec')
+end
42 spec/pg_array_convert_spec.rb
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+require 'spec_helper'
+
+
+describe 'PgArrayConvert' do
+ include PostgresExt::PgArrayConvert
+
+ it 'converts empty array' do
+ convert_pg_array(%[{}]).should eq []
+ end
+
+ it 'convert single entry array' do
+ convert_pg_array(%[{abc}]).should eq ['abc']
+ end
+
+ it 'convert multiple entry array' do
+ convert_pg_array(%[{abc, def}]).should eq ['abc', 'def']
+ end
+
+ it 'convert array with quoted entry' do
+ convert_pg_array(%[{abc, def, "some stuff"}]).should eq ['abc', 'def', 'some stuff']
+ end
+end
+
+describe 'PgArrayRevert' do
+ include PostgresExt::PgArrayRevert
+
+ it 'reverts from empty array' do
+ revert_pg_array([]).should eq nil
+ end
+
+ it 'reverts from single entry array' do
+ revert_pg_array(['abc']).should eq(%[{abc}])
+ end
+
+ it 'reverts from multiple entry array' do
+ revert_pg_array(['abc', 'def']).should eq(%[{abc, def}])
+ end
+
+ it 'revert from array with quoted entry' do
+ revert_pg_array(['abc', 'def', 'some stuff']).should eq(%[{abc, def, some stuff}])
+ end
+end
2 spec/spec_helper.rb
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+require 'rspec'
+require 'postgres_ext'

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