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LibCMake: Add a lexer for CMakeCache.txt

This is a totally different syntax than for regular CMake files, and
also is undocumented and subject to change, but it's also nice and
simple. :^)
This commit is contained in:
Sam Atkins 2023-03-07 20:33:16 +00:00 committed by Linus Groh
parent 515fca4f7a
commit bb07d678ac
6 changed files with 324 additions and 5 deletions

View file

@ -0,0 +1,55 @@
/*
* Copyright (c) 2023, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibCMake/Position.h>
namespace CMake::Cache {
struct Token {
enum class Type {
Comment,
HelpText,
Key,
Colon,
Type,
Equals,
Value,
Garbage,
};
Type type;
StringView value;
Position start;
Position end;
};
static constexpr StringView to_string(Token::Type type)
{
switch (type) {
case Token::Type::Comment:
return "Comment"sv;
case Token::Type::HelpText:
return "HelpText"sv;
case Token::Type::Key:
return "Key"sv;
case Token::Type::Colon:
return "Colon"sv;
case Token::Type::Type:
return "Type"sv;
case Token::Type::Equals:
return "Equals"sv;
case Token::Type::Value:
return "Value"sv;
case Token::Type::Garbage:
return "Garbage"sv;
}
VERIFY_NOT_REACHED();
}
}