Command line parsing

[Russel Winder via Digitalmars-d]

On Sat, 2016-05-14 at 07:34 +0300, Andrei Alexandrescu via Digitalmars-
d wrote:
> […]
> What are those and how are they better? -- Andrei

C: argp, GNOME CLP
C++ Clara, gtkmm CLP
Python: argparse
Groovy: Commons CLI wrapper
…

the list is quite lengthy.

A table of data declaring all the things. No messing round with control
flow during the parse. Automated message construction. Use of
properties and data structure for all the results.

Basically an increased level of abstraction. Imperative → Declarative.


-- 
Russel.
=============================================================================
Dr Russel Winder      t: +44 20 7585 2200   voip: sip:russel.winder at ekiga.net
41 Buckmaster Road    m: +44 7770 465 077   xmpp: russel at winder.org.uk
London SW11 1EN, UK   w: www.russel.org.uk  skype: russel_winder

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