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[VER] 0.4.0-alpha

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[Fix] 修复恶性Bug: Parser: parseExpression没有正确解析二元表达式,没有用到 right binding power的问题，表现在生成类似 a * b * c时，结果为 a * (b * c) 的Bug
[Impl][Fix] 修复跨文件(如import)报错信息错误的问题，现在Ast跟踪保存文件信息，报错统一从Error父类获取
[...] 忘了，好困不管了
This commit is contained in:
PuqiAR
2026-01-19 04:13:55 +08:00
parent d398d457b5
commit 9e3f17711f
13 changed files with 176 additions and 127 deletions
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29
src/Parser/parser.cpp
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@@ -22,7 +22,7 @@ namespace Fig
// 逻辑
{Ast::Operator::And, {5, 6}},
{Ast::Operator::Or, {4, 5}},
{Ast::Operator::Not, {30, 31}}, // 一元
// {Ast::Operator::Not, {30, 31}}, // 一元
// 比较
{Ast::Operator::Equal, {7, 8}},
@@ -37,7 +37,7 @@ namespace Fig
{Ast::Operator::BitAnd, {6, 7}},
{Ast::Operator::BitOr, {4, 5}},
{Ast::Operator::BitXor, {5, 6}},
{Ast::Operator::BitNot, {30, 31}}, // 一元
// {Ast::Operator::BitNot, {30, 31}}, // 一元
{Ast::Operator::ShiftLeft, {15, 16}},
{Ast::Operator::ShiftRight, {15, 16}},
@@ -214,7 +214,7 @@ namespace Fig
variaPara = pname;
next(); // skip `...`
if (!isThis(TokenType::RightParen))
throw SyntaxError(
throwAddressableError<SyntaxError>(
u8"Expects right paren, variable parameter function can only have one parameter",
currentAAI.line,
currentAAI.column);
@@ -433,7 +433,7 @@ namespace Fig
}
else
{
throw SyntaxError(FString(u8"Invalid syntax"), currentAAI.line, currentAAI.column);
throwAddressableError<SyntaxError>(FString(u8"Invalid syntax"), currentAAI.line, currentAAI.column);
}
}
return makeAst<Ast::InterfaceDefAst>(interfaceName, methods, isPublic);
@@ -480,7 +480,7 @@ namespace Fig
}
else
{
throw SyntaxError(FString(u8"Invalid syntax"), currentAAI.line, currentAAI.column);
throwAddressableError<SyntaxError>(FString(u8"Invalid syntax"), currentAAI.line, currentAAI.column);
}
}
@@ -556,7 +556,8 @@ namespace Fig
{
if (finallyBlock != nullptr)
{
throw SyntaxError(u8"Duplicate try finally-block", currentAAI.line, currentAAI.column);
throwAddressableError<SyntaxError>(
u8"Duplicate try finally-block", currentAAI.line, currentAAI.column);
}
next(); // consume `finally`
expect(TokenType::LeftBrace);
@@ -678,11 +679,7 @@ namespace Fig
}
else
{
throw SyntaxError(
u8"invalid syntax",
currentAAI.line,
currentAAI.column
);
throwAddressableError<SyntaxError>(u8"invalid syntax", currentAAI.line, currentAAI.column);
}
return stmt;
}
@@ -1208,11 +1205,11 @@ namespace Fig
if (!isTokenOp(tok)) break;
op = Ast::TokenToOp.at(tok.getType());
Precedence lbp = getLeftBindingPower(op);
auto [lbp, rbp] = getBindingPower(op);
if (bp >= lbp) break;
next(); // consume op
lhs = makeAst<Ast::BinaryExprAst>(lhs, op, parseExpression(bp, stop, stop2));
lhs = makeAst<Ast::BinaryExprAst>(lhs, op, parseExpression(rbp, stop, stop2));
}
return lhs;
@@ -1232,10 +1229,8 @@ namespace Fig
auto stmt = __parseStatement();
if (!output.empty() && stmt->getType() == Ast::AstType::PackageSt)
{
throw SyntaxError(
u8"Package must be at the beginning of the file",
currentAAI.line,
currentAAI.column);
throwAddressableError<SyntaxError>(
u8"Package must be at the beginning of the file", currentAAI.line, currentAAI.column);
}
pushNode(stmt);
}