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| author | Baitinq <[email protected]> | 2025-05-23 00:10:48 +0200 |
|---|---|---|
| committer | Baitinq <[email protected]> | 2025-05-23 00:10:48 +0200 |
| commit | 1833c90d53422bee88a2061a0f226c8c96877c76 (patch) | |
| tree | 40636c7dc99d4643c8be10ae113a28b42d4c5668 /src | |
| parent | Codegen: Typecheck function return types and change null type (diff) | |
| download | interpreter-1833c90d53422bee88a2061a0f226c8c96877c76.tar.gz interpreter-1833c90d53422bee88a2061a0f226c8c96877c76.tar.bz2 interpreter-1833c90d53422bee88a2061a0f226c8c96877c76.zip | |
Parser: Fix cast statement parsing
Diffstat (limited to 'src')
| -rw-r--r-- | src/parser.zig | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/src/parser.zig b/src/parser.zig index 1e130f8..25ab6aa 100644 --- a/src/parser.zig +++ b/src/parser.zig @@ -154,11 +154,12 @@ pub const Parser = struct { } }); } - // Statement ::= (AssignmentStatement | ImportDeclaration | ExternDeclaration | FunctionCallStatement | IfStatement | WhileStatement | ReturnStatement | "break" | "continue") SEMICOLON + // Statement ::= (AssignmentStatement | ImportDeclaration | ExternDeclaration | CastStatement | FunctionCallStatement | IfStatement | WhileStatement | ReturnStatement | "break" | "continue") SEMICOLON fn parse_statement(self: *Parser) ParserError!*Node { errdefer if (!self.try_context) std.debug.print("Error parsing statement {any}\n", .{self.peek_token()}); const statement = + self.accept_parse(parse_cast_statement) orelse self.accept_parse(parse_function_call_statement) orelse self.accept_parse(parse_if_statement) orelse self.accept_parse(parse_while_statement) orelse @@ -406,12 +407,11 @@ pub const Parser = struct { } }); } - // Expression ::= EqualityExpression | AdditiveExpression | CastExpression + // Expression ::= EqualityExpression | AdditiveExpression fn parse_expression(self: *Parser) ParserError!*Node { errdefer if (!self.try_context) std.debug.print("Error parsing expression {any}\n", .{self.peek_token()}); - return self.accept_parse(parse_cast_expression) orelse - self.accept_parse(parse_equality_expression) orelse + return self.accept_parse(parse_equality_expression) orelse self.accept_parse(parse_additive_expression) orelse return ParserError.ParsingError; } @@ -553,10 +553,11 @@ pub const Parser = struct { } }); } - // PrimaryExpression ::= NULL | NUMBER | BOOLEAN | CHAR | STRING | IDENTIFIER | FunctionCallStatement | FunctionDefinition | LPAREN Expression RPAREN + // PrimaryExpression ::= NULL | NUMBER | BOOLEAN | CHAR | STRING | IDENTIFIER | CastStatement | FunctionCallStatement | FunctionDefinition | LPAREN Expression RPAREN fn parse_primary_expression(self: *Parser) ParserError!*Node { errdefer if (!self.try_context) std.debug.print("Error parsing primary expression {any}\n", .{self.peek_token()}); + if (self.accept_parse(parse_cast_statement)) |stmt| return stmt; if (self.accept_parse(parse_function_call_statement)) |stmt| return stmt; if (self.accept_parse(parse_function_definition)) |stmt| return stmt; @@ -684,8 +685,8 @@ pub const Parser = struct { }); } - // CastExpression ::= "cast" LPAREN TYPE "," Expression RPAREN - fn parse_cast_expression(self: *Parser) ParserError!*Node { + // CastStatement ::= "cast" LPAREN TYPE "," Expression RPAREN + fn parse_cast_statement(self: *Parser) ParserError!*Node { errdefer if (!self.try_context) std.debug.print("Error parsing cast statement {any}\n", .{self.peek_token()}); const ident = try self.parse_token(tokenizer.TokenType.IDENTIFIER); |