diff options
Diffstat (limited to 'src/ast.h')
| -rw-r--r-- | src/ast.h | 117 |
1 files changed, 69 insertions, 48 deletions
@@ -1,82 +1,93 @@ /* -* Copyright (C) 2023 Johnny Richard -* -* This program is free software: you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation, either version 3 of the License, or -* (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program. If not, see <https://www.gnu.org/licenses/>. -*/ + * Copyright (C) 2023 Johnny Richard + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ #ifndef AST_H #define AST_H -#include <stdint.h> #include "string_view.h" #include "vector.h" +#include <stdint.h> -#define ast_visitor_visit(visitor, node) ast_node_accept_visitor(node, (ast_visitor_t *) visitor); +#define ast_visitor_visit(visitor, node) ast_node_accept_visitor(node, (ast_visitor_t *)visitor); -typedef enum { +typedef enum +{ TYPE_I32 } type_t; typedef struct ast_visitor_t ast_visitor_t; typedef struct ast_node_t ast_node_t; -typedef struct ast_return_stmt_t { - ast_node_t* argument; +typedef struct ast_return_stmt_t +{ + ast_node_t *argument; } ast_return_stmt_t; -typedef struct ast_function_declaration_t { +typedef struct ast_function_declaration_t +{ string_view_t name; - type_t return_type; - vector_t* body; + type_t return_type; + vector_t *body; } ast_function_declaration_t; -typedef struct ast_binary_operation_t { +typedef struct ast_binary_operation_t +{ // FIXME: We want to use enum to distinguish operators string_view_t op; - ast_node_t* left; - ast_node_t* right; + ast_node_t *left; + ast_node_t *right; } ast_binary_operation_t; -typedef enum { +typedef enum +{ AST_LITERAL_INTEGER } ast_literal_kind_t; -typedef union { +typedef union +{ uint32_t integer; } ast_literal_value_t; -typedef struct ast_literal_t { +typedef struct ast_literal_t +{ ast_literal_kind_t kind; ast_literal_value_t value; } ast_literal_t; -typedef struct ast_identifier_t { +typedef struct ast_identifier_t +{ string_view_t name; } ast_identifier_t; -typedef struct ast_variable_declaration_t { +typedef struct ast_variable_declaration_t +{ string_view_t name; type_t type; - ast_node_t* value; + ast_node_t *value; } ast_variable_declaration_t; -typedef struct ast_visitor_t { +typedef struct ast_visitor_t +{ void (*visit_function)(struct ast_visitor_t *, ast_function_declaration_t *); void (*visit_return_stmt)(struct ast_visitor_t *, ast_return_stmt_t *); void (*visit_literal)(struct ast_visitor_t *, ast_literal_t *); void (*visit_binary_operation)(struct ast_visitor_t *, ast_binary_operation_t *); } ast_visitor_t; -typedef enum { +typedef enum +{ AST_BINARY_OPERATION, AST_FUNCTION_DECLARATION, AST_IDENTIFIER, @@ -86,7 +97,8 @@ typedef enum { AST_VARIABLE_DECLARATION, } ast_node_kind_t; -typedef union { +typedef union +{ ast_binary_operation_t binary_operation; ast_function_declaration_t function; ast_literal_t literal; @@ -95,24 +107,33 @@ typedef union { ast_identifier_t identifier; } ast_node_data_t; -typedef struct ast_node_t { +typedef struct ast_node_t +{ void (*accept_visitor)(ast_node_t *, ast_visitor_t *); ast_node_kind_t kind; ast_node_data_t data; } ast_node_t; -void ast_node_accept_visitor(ast_node_t *node, ast_visitor_t *visitor); - -ast_node_t* ast_node_new(); -void ast_node_destroy(ast_node_t *node); - -void ast_node_init_binary_operation(ast_node_t *node, string_view_t op, ast_node_t *left, ast_node_t *right); -void ast_node_init_function_declaration(ast_node_t *node, string_view_t name, type_t return_type, vector_t *body); -void ast_node_init_identifier(ast_node_t *node, string_view_t name); -void ast_node_init_return_stmt(ast_node_t *node, ast_node_t *argument); -void ast_node_init_variable_declaration(ast_node_t *node, string_view_t variable_name, type_t type, ast_node_t *value); +void +ast_node_accept_visitor(ast_node_t *node, ast_visitor_t *visitor); + +ast_node_t * +ast_node_new(); +void +ast_node_destroy(ast_node_t *node); + +void +ast_node_init_binary_operation(ast_node_t *node, string_view_t op, ast_node_t *left, ast_node_t *right); +void +ast_node_init_function_declaration(ast_node_t *node, string_view_t name, type_t return_type, vector_t *body); +void +ast_node_init_identifier(ast_node_t *node, string_view_t name); +void +ast_node_init_return_stmt(ast_node_t *node, ast_node_t *argument); +void +ast_node_init_variable_declaration(ast_node_t *node, string_view_t variable_name, type_t type, ast_node_t *value); // FIXME: use the naming convention -void ast_literal_integer_create(ast_node_t* node, uint32_t number); +void +ast_literal_integer_create(ast_node_t *node, uint32_t number); #endif /* AST_H */ - |