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Fix perl example

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The perl example does not work with http://nixos.org because it redirects.

Updating the url to https requires additional package.
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Vit Gottwald 2025-04-22 09:49:34 +02:00 • committed by GitHub
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6
doc/manual/source/command-ref/nix-shell.md
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@ -242,16 +242,18 @@ print(t)
``` ```
Similarly, the following is a Perl script that specifies that it Similarly, the following is a Perl script that specifies that it
requires Perl and the `HTML::TokeParser::Simple` and `LWP` packages: requires Perl and the `HTML::TokeParser::Simple`, `LWP` and
`LWP::Protocol::Https` packages:
```perl ```perl
#! /usr/bin/env nix-shell #! /usr/bin/env nix-shell
#! nix-shell -i perl --packages perl perlPackages.HTMLTokeParserSimple perlPackages.LWP #! nix-shell -i perl --packages perl perlPackages.HTMLTokeParserSimple perlPackages.LWP
#! nix-shell -i perl --packages perl perlPackages.HTMLTokeParserSimple perlPackages.LWP perlPackages.LWPProtocolHttps
use HTML::TokeParser::Simple; use HTML::TokeParser::Simple;
# Fetch nixos.org and print all hrefs. # Fetch nixos.org and print all hrefs.
my $p = HTML::TokeParser::Simple->new(url => 'http://nixos.org/'); my $p = HTML::TokeParser::Simple->new(url => 'https://nixos.org/');
while (my $token = $p->get_tag("a")) { while (my $token = $p->get_tag("a")) {
my $href = $token->get_attr("href"); my $href = $token->get_attr("href");