parse_statement.c File Reference

#include <string.h>
#include "module.h"
#include "parser.h"
#include "types/keywords.h"

Include dependency graph for parse_statement.c:

Go to the source code of this file.

Functions
unsigned int	parse_statement (module_t *module, ast_node_t *parent, token_t *token)
	Parse a statement adding it as a children on parent AST node.

Function Documentation

parse_statement()

unsigned int parse_statement	(	module_t *	module,
		ast_node_t *	parent,
		token_t *	token )

Parse a statement adding it as a children on parent AST node.

Parameters

module	The module where the AST is.
parent	The AST node parent for the statement.
token	The token where to start parsing the statement.

Returns

The number of tokens used on the statement.

Definition at line 8 of file parse_statement.c.

{
  if (token->type != TK_KEYWORD) {
    module_add_error(
      module,
      token->line,
      token->column,
      token->lexeme.length,
      "This token is unexpected here. It's expected to be a valid statement keyword."
    );
 
    return 1;
  }
 
  switch (token->value) {
  case KEY_INCLUDE:
    return parse_statement_include(module, parent, token);
  case KEY_SET:
    return parse_statement_set(module, parent, token);
  case KEY_BITFIELD:
    return parse_statement_bitfield(module, parent, token);
  case KEY_REGISTER:
    return parse_statement_register(module, parent, token);
  case KEY_INST:
    return parse_statement_inst(module, parent, token);
  default:
    module_add_error(
      module,
      token->line,
      token->column,
      token->lexeme.length,
      "It's an invalid statement keyword. Are you sure it's a valid command or declaration?"
    );
 
    return 1;
  }
}