mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-22 23:50:19 +00:00
0c9db38e8f
Token::to_string() now includes not only the token's type, but also its text and span in the document.
137 lines
3.8 KiB
C++
137 lines
3.8 KiB
C++
/*
|
|
* Copyright (c) 2020, the SerenityOS developers.
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/StringView.h>
|
|
#include <AK/Types.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;
|
|
bool operator==(const Position&) const;
|
|
};
|
|
|
|
struct Token {
|
|
enum class Type {
|
|
#define __TOKEN(x) x,
|
|
FOR_EACH_TOKEN_TYPE
|
|
#undef __TOKEN
|
|
};
|
|
|
|
Token(Type type, const Position& start, const Position& end, const StringView& text)
|
|
: m_type(type)
|
|
, m_start(start)
|
|
, m_end(end)
|
|
, m_text(text)
|
|
{
|
|
}
|
|
|
|
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();
|
|
}
|
|
|
|
String to_string() const;
|
|
String type_as_string() const;
|
|
|
|
const Position& start() const { return m_start; }
|
|
const Position& end() const { return m_end; }
|
|
|
|
void set_start(const Position& other) { m_start = other; }
|
|
void set_end(const Position& other) { m_end = other; }
|
|
Type type() const { return m_type; }
|
|
const StringView& text() const { return m_text; }
|
|
|
|
private:
|
|
Type m_type { Type::Unknown };
|
|
Position m_start;
|
|
Position m_end;
|
|
StringView m_text;
|
|
};
|
|
|
|
}
|