1 files changed, 30 insertions, 3 deletions

diff --git a/src/ast.h b/src/ast.h
index 315de1e..9e0e514 100644
--- a/src/ast.h
+++ b/src/ast.h
@@ -57,12 +57,25 @@ typedef struct ast_variable_t
 typedef struct ast_function_call_t
 {
   ast_identifier_t *identifier;
+  vector_t *arguments;
 } ast_function_call_t;
 
-typedef struct ast_function_declaration_t
+typedef struct ast_function_parameter_t
+{
+  ast_identifier_t identifier;
+  type_t type;
+} ast_function_parameter_t;
+
+typedef struct ast_function_prototype_t
 {
   ast_identifier_t identifier;
   type_t return_type;
+  vector_t *parameters;
+} ast_function_prototype_t;
+
+typedef struct ast_function_declaration_t
+{
+  ast_function_prototype_t prototype;
   ast_node_t *body;
 } ast_function_declaration_t;
 
@@ -133,6 +146,7 @@ typedef enum
   AST_BINARY_OPERATION,
   AST_BLOCK,
   AST_FUNCTION_DECLARATION,
+  AST_FUNCTION_PARAMETER,
   AST_FUNCTION_CALL,
   AST_LITERAL,
   AST_RETURN_STMT,
@@ -148,6 +162,7 @@ typedef union
   ast_namespace_t ns;
   ast_binary_operation_t binary_operation;
   ast_function_declaration_t function;
+  ast_function_parameter_t function_parameter;
   ast_function_call_t function_call;
   ast_literal_t literal;
   ast_block_t block;
@@ -187,10 +202,16 @@ ast_node_new_binary_operation(ast_binary_operation_kind_t kind,
                               type_t result_type);
 
 ast_node_t *
-ast_node_new_function_declaration(string_view_t function_name, type_t return_type, ast_node_t *body);
+ast_node_new_function_declaration(string_view_t function_name,
+                                  type_t return_type,
+                                  vector_t *parameters,
+                                  ast_node_t *body);
+
+ast_node_t *
+ast_node_new_function_parameter(string_view_t name, type_t type);
 
 ast_node_t *
-ast_node_new_function_call(ast_identifier_t *identifier, type_t result_type);
+ast_node_new_function_call(ast_identifier_t *identifier, type_t result_type, vector_t *arguments);
 
 ast_node_t *
 ast_node_new_return_stmt(ast_node_t *argument);
@@ -228,4 +249,10 @@ ast_node_is_variable_declaration(ast_node_t *node);
 bool
 ast_node_is_function_declaration(ast_node_t *node);
 
+ast_identifier_t *
+ast_node_function_declaration_identifier(ast_node_t *node);
+
+string_view_t
+ast_node_function_declaration_name(ast_node_t *node);
+
 #endif /* AST_H */