From: "Ævar Arnfjörð Bjarmason" <avarab@...>
Date: 2006-01-06T02:48:55+09:00
Subject: Re: Recommended command line options for new rubyists

unknown wrote:
> Hi --
> 
> On Thu, 5 Jan 2006, John Maclean wrote:
> 
>> I find it strange that ruby -c foo.rb gives "syntax OK" but ruby -w
>> foo.rb shows me all of the syntax errors. In the example below i
>> make a deliberate mistake..
> 
> You do, but it's not a syntax error; it's a runtime error.  -c doesn't
> run the code, but only checks it for syntax.  -w runs the code.

Or to give a simpler testcase:

$ cat div0
#!/usr/bin/env ruby
puts 5/0

$ ruby -c div0
Syntax OK

$ ruby -w div0
div0:2:in `/': divided by 0 (ZeroDivisionError)
        from div0:2

-- 
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