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nub31
2025-09-20 02:01:53 +02:00
parent f5a292312f
commit d4fabdd6c9
4 changed files with 19 additions and 11 deletions
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7
compiler/NubLang/Generation/QBE/QBEGenerator.cs
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@@ -501,8 +501,11 @@ public class QBEGenerator
case ReturnNode @return: case ReturnNode @return:
EmitReturn(@return); EmitReturn(@return);
break; break;
case StatementExpressionNode statementExpression: case StatementFuncCallNode statementFuncCall:
EmitExpression(statementExpression.Expression); EmitFuncCall(statementFuncCall.FuncCall);
break;
case StatementStructFuncCallNode statementStructFuncCall:
EmitStructFuncCall(statementStructFuncCall.StructFuncCall);
break; break;
case VariableDeclarationNode variableDeclaration: case VariableDeclarationNode variableDeclaration:
EmitVariableDeclaration(variableDeclaration); EmitVariableDeclaration(variableDeclaration);

8
compiler/NubLang/Parsing/Parser.cs
View File

@@ -211,6 +211,8 @@ public sealed class Parser
private StatementSyntax ParseStatement() private StatementSyntax ParseStatement()
{ {
var startIndex = _tokenIndex;
if (CurrentToken is SymbolToken symbol) if (CurrentToken is SymbolToken symbol)
{ {
switch (symbol.Symbol) switch (symbol.Symbol)
@@ -236,12 +238,6 @@ public sealed class Parser
} }
} }
return ParseStatementExpression();
}
private StatementSyntax ParseStatementExpression()
{
var startIndex = _tokenIndex;
var expr = ParseExpression(); var expr = ParseExpression();
if (TryExpectSymbol(Symbol.Assign)) if (TryExpectSymbol(Symbol.Assign))

4
compiler/NubLang/TypeChecking/Node/StatementNode.cs
View File

@@ -6,7 +6,9 @@ public abstract record TerminalStatementNode : StatementNode;
public record BlockNode(List<StatementNode> Statements) : StatementNode; public record BlockNode(List<StatementNode> Statements) : StatementNode;
public record StatementExpressionNode(ExpressionNode Expression) : StatementNode; public record StatementFuncCallNode(FuncCallNode FuncCall) : StatementNode;
public record StatementStructFuncCallNode(StructFuncCallNode StructFuncCall) : StatementNode;
public record ReturnNode(Optional<ExpressionNode> Value) : TerminalStatementNode; public record ReturnNode(Optional<ExpressionNode> Value) : TerminalStatementNode;

11
compiler/NubLang/TypeChecking/TypeChecker.cs
View File

@@ -203,9 +203,16 @@ public sealed class TypeChecker
return new ReturnNode(value); return new ReturnNode(value);
} }
private StatementExpressionNode CheckStatementExpression(StatementExpressionSyntax statement) private StatementNode CheckStatementExpression(StatementExpressionSyntax statement)
{ {
return new StatementExpressionNode(CheckExpression(statement.Expression)); var expression = CheckExpression(statement.Expression);
return expression switch
{
FuncCallNode funcCall => new StatementFuncCallNode(funcCall),
StructFuncCallNode structFuncCall => new StatementStructFuncCallNode(structFuncCall),
_ => throw new TypeCheckerException(Diagnostic.Error("Expressions statements can only be function calls").At(statement).Build())
};
} }
private VariableDeclarationNode CheckVariableDeclaration(VariableDeclarationSyntax statement) private VariableDeclarationNode CheckVariableDeclaration(VariableDeclarationSyntax statement)