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This commit is contained in:
Oliver Stene
2026-02-08 15:53:00 +01:00
parent 4c201c4085
commit 1a5742fc4f
3 changed files with 38 additions and 10 deletions
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33
compiler/Compiler/Parser.cs
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@@ -80,14 +80,25 @@ public sealed class Parser(List<Token> tokens)
return new NodeStatementVariableDeclaration(TokensFrom(startIndex), name, type, value);
}
var expression = ParseExpression();
var parameters = new List<NodeExpression>();
var target = ParseExpression();
ExpectSymbol(Symbol.OpenParen);
while (!TryExpectSymbol(Symbol.CloseParen))
parameters.Add(ParseExpression());
if (TryExpectSymbol(Symbol.OpenParen))
{
var parameters = new List<NodeExpression>();
return new NodeStatementFuncCall(TokensFrom(startIndex), expression, parameters);
while (!TryExpectSymbol(Symbol.CloseParen))
parameters.Add(ParseExpression());
return new NodeStatementFuncCall(TokensFrom(startIndex), target, parameters);
}
if (TryExpectSymbol(Symbol.Equal))
{
var value = ParseExpression();
return new NodeStatementAssignment(TokensFrom(startIndex), target, value);
}
throw new Exception("Not a valid followup for expression statement");
}
private NodeExpression ParseExpression()
@@ -323,9 +334,9 @@ public sealed class NodeStatementBlock(List<Token> tokens, List<NodeStatement> s
public readonly List<NodeStatement> Statements = statements;
}
public sealed class NodeStatementFuncCall(List<Token> tokens, NodeExpression func, List<NodeExpression> parameters) : NodeStatement(tokens)
public sealed class NodeStatementFuncCall(List<Token> tokens, NodeExpression target, List<NodeExpression> parameters) : NodeStatement(tokens)
{
public readonly NodeExpression Func = func;
public readonly NodeExpression Target = target;
public readonly List<NodeExpression> Parameters = parameters;
}
@@ -341,6 +352,12 @@ internal class NodeStatementVariableDeclaration(List<Token> tokens, TokenIdent n
public readonly NodeExpression Value = value;
}
internal class NodeStatementAssignment(List<Token> tokens, NodeExpression target, NodeExpression value) : NodeStatement(tokens)
{
public readonly NodeExpression Target = target;
public readonly NodeExpression Value = value;
}
public abstract class NodeExpression(List<Token> tokens) : Node(tokens);
public sealed class NodeExpressionIntLiteral(List<Token> tokens, TokenIntLiteral value) : NodeExpression(tokens)