From: Robert Klemme <shortcutter@...>
Date: 2009-08-10T22:51:27+09:00
Subject: Re: Reading contents of a file and storing

2009/8/10 Brian Candler <b.candler@pobox.com>:
> A lot of people use YAML, a different format like this:
>
> url: http://localhost
> emailid: User@htmdec.com
> password: "12345678"
> browser: iexplore
>
> However personally I dislike YAML because it's very data-sensitive (note
> the need for quotes around the password above) and sometimes buggy.
>
> If you google for "ruby ini file" you'll find some code which probably
> does what you need. Otherwise, it's pretty easy to roll your own:
>
> conf = {}
> File.open("conf.ini") do |source|
>  source.each_line do |line|
>    if line =~ /^(\w+)\s*=\s*"(.*)"\s*$/
>      conf[$1] = $2
>    end
>  end
> end
>
> Here I build a Hash, so you can access it as
>
>  conf['url']
>
> But you could build an OpenStruct instead (look at ostruct.rb) so you
> could access it as conf.url

You can save one level of indentation by using

File.foreach "conf.ini" do |line|
 ...
end

And if you want to get really short (not necessarily recommended):

conf = {}
File.foreach "conf.ini" do |line|
  conf[$1] = $2 if /^\s*(\w+)\s*=\s*"([^"]*)"\s*$/ =~ line
end

Kind regards

robert

-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/