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LibCpp: Move Cpp::Token to a separate file

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Itamar 2021-03-12 12:28:20 +02:00 • committed by Andreas Kling
parent 3658c4c567
commit d0b4f9cc0e
5 changed files with 188 additions and 122 deletions
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110
Userland/Libraries/LibCpp/Lexer.h
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@ -26,120 +26,12 @@
#pragma once
#include "LibCpp/Token.h"
#include <AK/StringView.h>
#include <AK/Vector.h>
namespace Cpp {
#define FOR_EACH_TOKEN_TYPE \
__TOKEN(Unknown) \
__TOKEN(Whitespace) \
__TOKEN(PreprocessorStatement) \
__TOKEN(IncludeStatement) \
__TOKEN(IncludePath) \
__TOKEN(LeftParen) \
__TOKEN(RightParen) \
__TOKEN(LeftCurly) \
__TOKEN(RightCurly) \
__TOKEN(LeftBracket) \
__TOKEN(RightBracket) \
__TOKEN(Less) \
__TOKEN(Greater) \
__TOKEN(LessEquals) \
__TOKEN(GreaterEquals) \
__TOKEN(LessLess) \
__TOKEN(GreaterGreater) \
__TOKEN(LessLessEquals) \
__TOKEN(GreaterGreaterEquals) \
__TOKEN(LessGreater) \
__TOKEN(Comma) \
__TOKEN(Plus) \
__TOKEN(PlusPlus) \
__TOKEN(PlusEquals) \
__TOKEN(Minus) \
__TOKEN(MinusMinus) \
__TOKEN(MinusEquals) \
__TOKEN(Asterisk) \
__TOKEN(AsteriskEquals) \
__TOKEN(Slash) \
__TOKEN(SlashEquals) \
__TOKEN(Percent) \
__TOKEN(PercentEquals) \
__TOKEN(Caret) \
__TOKEN(CaretEquals) \
__TOKEN(ExclamationMark) \
__TOKEN(ExclamationMarkEquals) \
__TOKEN(Equals) \
__TOKEN(EqualsEquals) \
__TOKEN(And) \
__TOKEN(AndAnd) \
__TOKEN(AndEquals) \
__TOKEN(Pipe) \
__TOKEN(PipePipe) \
__TOKEN(PipeEquals) \
__TOKEN(Tilde) \
__TOKEN(QuestionMark) \
__TOKEN(Colon) \
__TOKEN(ColonColon) \
__TOKEN(ColonColonAsterisk) \
__TOKEN(Semicolon) \
__TOKEN(Dot) \
__TOKEN(DotAsterisk) \
__TOKEN(Arrow) \
__TOKEN(ArrowAsterisk) \
__TOKEN(DoubleQuotedString) \
__TOKEN(SingleQuotedString) \
__TOKEN(RawString) \
__TOKEN(EscapeSequence) \
__TOKEN(Comment) \
__TOKEN(Integer) \
__TOKEN(Float) \
__TOKEN(Keyword) \
__TOKEN(KnownType) \
__TOKEN(Identifier) \
__TOKEN(EOF_TOKEN)
struct Position {
size_t line { 0 };
size_t column { 0 };
bool operator<(const Position&) const;
bool operator>(const Position&) const;
bool operator==(const Position&) const;
};
struct Token {
enum class Type {
#define __TOKEN(x) x,
FOR_EACH_TOKEN_TYPE
#undef __TOKEN
};
static const char* type_to_string(Type t)
{
switch (t) {
#define __TOKEN(x) \
case Type::x: \
return #x;
FOR_EACH_TOKEN_TYPE
#undef __TOKEN
}
VERIFY_NOT_REACHED();
}
const char* to_string() const
{
return type_to_string(m_type);
}
Position start() const { return m_start; }
Position end() const { return m_end; }
Type type() const { return m_type; }
Type m_type { Type::Unknown };
Position m_start;
Position m_end;
};
class Lexer {
public:
Lexer(const StringView&);