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Set up slug.rb for obvious method extractions.

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This commit is contained in:
Dan Neumann 2013-02-11 20:36:54 -06:00
parent 9daf53df73
commit 50cf8cd4d5
2 changed files with 10 additions and 8 deletions
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12
lib/slug.rb
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@ -6,10 +6,7 @@
module Slug module Slug
def self.for(string) def self.for(string)
str = string.dup.strip.downcase
str = string.dup
str.gsub!(/^\s+|\s+$/, '')
str.downcase!
# The characters we want to replace with a hyphen # The characters we want to replace with a hyphen
str.tr!("·/_,:;.", "\-") str.tr!("·/_,:;.", "\-")
@ -17,9 +14,16 @@ module Slug
# Convert to ASCII or remove if transliteration is unknown. # Convert to ASCII or remove if transliteration is unknown.
str = ActiveSupport::Inflector.transliterate(str, '') str = ActiveSupport::Inflector.transliterate(str, '')
# Remove everything except alphanumberic, space, and hyphen characters.
str.gsub!(/[^a-z0-9 -]/, '') str.gsub!(/[^a-z0-9 -]/, '')
# Replace multiple spaces with one hyphen.
str.gsub!(/\s+/, '-') str.gsub!(/\s+/, '-')
# Replace multiple hyphens with one hyphen.
str.gsub!(/\-+/, '-') str.gsub!(/\-+/, '-')
# Remove leading and trailing hyphens
str.gsub!(/^-|-$/, '') str.gsub!(/^-|-$/, '')
str str

2
spec/components/slug_spec.rb
View File

@ -1,12 +1,10 @@
# encoding: utf-8 # encoding: utf-8
require 'spec_helper' require 'spec_helper'
require 'slug' require 'slug'
describe Slug do describe Slug do
it 'replaces spaces with hyphens' do it 'replaces spaces with hyphens' do
Slug.for("hello world").should == 'hello-world' Slug.for("hello world").should == 'hello-world'
end end