parser_helpers.h

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#ifndef HERB_PARSER_HELPERS_H
#define HERB_PARSER_HELPERS_H
 
#include "ast_nodes.h"
#include "errors.h"
#include "parser.h"
#include "token.h"
#include "util/hb_array.h"
#include "util/hb_buffer.h"
#include "util/hb_string.h"
 
void parser_push_open_tag(const parser_T* parser, token_T* tag_name);
bool parser_check_matching_tag(const parser_T* parser, hb_string_T tag_name);
token_T* parser_pop_open_tag(const parser_T* parser);
 
void parser_append_unexpected_error_impl(
  parser_T* parser,
  hb_array_T* errors,
  const char* description,
  token_type_T first_token,
  ...
);
#define parser_append_unexpected_error(parser, errors, description, ...)                                               \
  parser_append_unexpected_error_impl(parser, errors, description, __VA_ARGS__, TOKEN_SENTINEL)
 
void parser_append_unexpected_error_string(
  parser_T* parser,
  hb_array_T* errors,
  const char* description,
  const char* expected
);
void parser_append_unexpected_token_error(parser_T* parser, token_type_T expected_type, hb_array_T* errors);
 
void parser_append_literal_node_from_buffer(
  const parser_T* parser,
  hb_buffer_T* buffer,
  hb_array_T* children,
  position_T start
);
 
bool parser_in_svg_context(const parser_T* parser);
 
foreign_content_type_T parser_get_foreign_content_type(hb_string_T tag_name);
bool parser_is_foreign_content_tag(hb_string_T tag_name);
hb_string_T parser_get_foreign_content_closing_tag(foreign_content_type_T type);
 
void parser_enter_foreign_content(parser_T* parser, foreign_content_type_T type);
void parser_exit_foreign_content(parser_T* parser);
 
bool parser_is_expected_closing_tag_name(hb_string_T tag_name, foreign_content_type_T expected_type);
 
token_T* parser_advance(parser_T* parser);
token_T* parser_consume_if_present(parser_T* parser, token_type_T type);
token_T* parser_consume_expected(parser_T* parser, token_type_T type, hb_array_T* array);
 
AST_HTML_ELEMENT_NODE_T* parser_handle_missing_close_tag(
  parser_T* parser,
  AST_HTML_OPEN_TAG_NODE_T* open_tag,
  hb_array_T* body,
  hb_array_T* errors
);
void parser_handle_mismatched_tags(
  const parser_T* parser,
  const AST_HTML_CLOSE_TAG_NODE_T* close_tag,
  hb_array_T* errors
);
 
void parser_synchronize(parser_T* parser, hb_array_T* errors);
 
bool parser_can_close_ancestor(const parser_T* parser, hb_string_T tag_name);
size_t parser_find_ancestor_depth(const parser_T* parser, hb_string_T tag_name);
 
#endif