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ace9991d94
deabbrev() operates on a list of items and returns an expansion list which can be used to detect items needing disambiguation.
36 lines
756 B
Perl
36 lines
756 B
Perl
# File: Abbrev.pm
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#
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# Purpose: Utils to check is a string is an abbreviation of another string.
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# SPDX-FileCopyrightText: 2017-2023 Pragmatic Software <pragma78@gmail.com>
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# SPDX-License-Identifier: MIT
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package PBot::Core::Utils::Abbrev;
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use PBot::Imports;
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require Exporter;
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our @ISA = qw/Exporter/;
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our @EXPORT = qw/isabbrev deabbrev/;
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sub isabbrev($str1, $str2) {
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return 0 if !length $str1 || !length $str2;
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return (substr($str1, 0, length $str1) eq substr($str2, 0, length $str1));
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}
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sub deabbrev($abbrev, @list) {
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return () if !length $abbrev || !@list;
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my @expansions;
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foreach my $item (@list) {
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if (isabbrev($abbrev, $item)) {
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push @expansions, $item;
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}
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}
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return @expansions;
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}
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1;
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