Add a helper script to launch a pristine Vim

Author: hoelzro

clean-slate.vim

@@ -0,0 +1,6 @@
+set foldmethod=syntax
+execute 'set runtimepath^=' . expand('<sfile>:p:h:h')
+execute 'set runtimepath^=' . expand('<sfile>:p:h')
+syntax on
+
+runtime config.vim

config.vim

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+" If you need to customize launch-vim's behavior (for example,
+" when trying to figure out what's going on with a particular
+" set of configuration values), you can put those in here

launch-vim

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+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+
+use FindBin;
+use File::Spec;
+use Getopt::Long;
+
+sub show_help {
+    print << "END_USAGE";
+Usage: $0 [--help] [vim-options] [files]
+
+Launches an instance of Vim with a clean slate (ie. without considering
+the user's configuration).  Custom configuration can be dropped into
+$FindBin::Bin/config.vim
+END_USAGE
+    exit 0;
+}
+
+my $help;
+
+my $ok = GetOptions(
+    'h|help' => \$help,
+);
+
+show_help if $help || !$ok;
+
+my $config = File::Spec->catfile($FindBin::Bin, 'clean-slate.vim');
+exec 'vim', '-u', $config, @ARGV;