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Diffstat (limited to 'internal/parse.h')
| -rw-r--r-- | internal/parse.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/internal/parse.h b/internal/parse.h new file mode 100644 index 0000000000..8e04664ae8 --- /dev/null +++ b/internal/parse.h @@ -0,0 +1,131 @@ +#ifndef INTERNAL_PARSE_H /*-*-C-*-vi:se ft=c:*/ +#define INTERNAL_PARSE_H +/** + * @author Ruby developers <ruby-core@ruby-lang.org> + * @copyright This file is a part of the programming language Ruby. + * Permission is hereby granted, to either redistribute and/or + * modify this file, provided that the conditions mentioned in the + * file COPYING are met. Consult the file for details. + * @brief Internal header for the parser. + */ +#include <limits.h> +#include "rubyparser.h" +#include "internal/static_assert.h" + +// The default parser to use for Ruby code. +typedef enum { + RB_DEFAULT_PARSER_PARSE_Y, + RB_DEFAULT_PARSER_PRISM, +} ruby_default_parser_enum; + +ruby_default_parser_enum rb_ruby_default_parser(void); +void rb_ruby_default_parser_set(ruby_default_parser_enum parser); + +#define rb_ruby_prism_p() (rb_ruby_default_parser() == RB_DEFAULT_PARSER_PRISM) + +#ifdef UNIVERSAL_PARSER +#define rb_encoding const void +#endif + +struct rb_iseq_struct; /* in vm_core.h */ + +/* structs for managing terminator of string literal and heredocment */ +typedef struct rb_strterm_literal_struct { + long nest; + int func; /* STR_FUNC_* (e.g., STR_FUNC_ESCAPE and STR_FUNC_EXPAND) */ + int paren; /* '(' of `%q(...)` */ + int term; /* ')' of `%q(...)` */ +} rb_strterm_literal_t; + +typedef struct rb_strterm_heredoc_struct { + rb_parser_string_t *lastline; /* the string of line that contains `<<"END"` */ + long offset; /* the column of END in `<<"END"` */ + int sourceline; /* lineno of the line that contains `<<"END"` */ + unsigned length; /* the length of END in `<<"END"` */ + uint8_t quote; + uint8_t func; +} rb_strterm_heredoc_t; + +#define HERETERM_LENGTH_MAX UINT_MAX + +typedef struct rb_strterm_struct { + bool heredoc; + union { + rb_strterm_literal_t literal; + rb_strterm_heredoc_t heredoc; + } u; +} rb_strterm_t; + +/* parse.y */ +void rb_ruby_parser_mark(void *ptr); +size_t rb_ruby_parser_memsize(const void *ptr); + +void rb_ruby_parser_set_options(rb_parser_t *p, int print, int loop, int chomp, int split); +rb_parser_t *rb_ruby_parser_set_context(rb_parser_t *p, const struct rb_iseq_struct *base, int main); +void rb_ruby_parser_set_script_lines(rb_parser_t *p); +void rb_ruby_parser_error_tolerant(rb_parser_t *p); +void rb_ruby_parser_keep_tokens(rb_parser_t *p); +typedef rb_parser_string_t*(rb_parser_lex_gets_func)(struct parser_params*, rb_parser_input_data, int); +rb_ast_t *rb_parser_compile(rb_parser_t *p, rb_parser_lex_gets_func *gets, VALUE fname, rb_parser_input_data input, int line); + +RUBY_SYMBOL_EXPORT_BEGIN + +rb_encoding *rb_ruby_parser_encoding(rb_parser_t *p); +int rb_ruby_parser_end_seen_p(rb_parser_t *p); +int rb_ruby_parser_set_yydebug(rb_parser_t *p, int flag); +rb_parser_string_t *rb_str_to_parser_string(rb_parser_t *p, VALUE str); +void rb_parser_string_free(rb_parser_t *p, rb_parser_string_t *str); + +int rb_parser_dvar_defined_ref(struct parser_params*, ID, ID**); +ID rb_parser_internal_id(struct parser_params*); +typedef void (*rb_parser_reg_fragment_error_func)(struct parser_params *, VALUE); +int rb_parser_reg_fragment_check(struct parser_params*, rb_parser_string_t*, int, rb_parser_reg_fragment_error_func); +int rb_reg_named_capture_assign_iter_impl(struct parser_params *p, const char *s, long len, rb_encoding *enc, NODE **succ_block, const rb_code_location_t *loc, rb_parser_assignable_func assignable); +int rb_parser_local_defined(struct parser_params *p, ID id, const struct rb_iseq_struct *iseq); +NODE *rb_parser_assignable(struct parser_params *p, ID id, NODE *val, const YYLTYPE *loc); + +RUBY_SYMBOL_EXPORT_END + +#ifndef UNIVERSAL_PARSER +rb_parser_t *rb_ruby_parser_allocate(void); +rb_parser_t *rb_ruby_parser_new(void); +#endif + +#ifdef RIPPER +void ripper_parser_mark(void *ptr); +void ripper_parser_free(void *ptr); +size_t ripper_parser_memsize(const void *ptr); +void ripper_error(struct parser_params *p); +VALUE ripper_value(struct parser_params *p); +int rb_ruby_parser_get_yydebug(rb_parser_t *p); +void rb_ruby_parser_set_value(rb_parser_t *p, VALUE value); +int rb_ruby_parser_error_p(rb_parser_t *p); +VALUE rb_ruby_parser_debug_output(rb_parser_t *p); +void rb_ruby_parser_set_debug_output(rb_parser_t *p, VALUE output); +VALUE rb_ruby_parser_parsing_thread(rb_parser_t *p); +void rb_ruby_parser_set_parsing_thread(rb_parser_t *p, VALUE parsing_thread); +void rb_ruby_parser_ripper_initialize(rb_parser_t *p, rb_parser_lex_gets_func *gets, rb_parser_input_data input, VALUE sourcefile_string, const char *sourcefile, int sourceline); +VALUE rb_ruby_parser_result(rb_parser_t *p); +rb_encoding *rb_ruby_parser_enc(rb_parser_t *p); +VALUE rb_ruby_parser_ruby_sourcefile_string(rb_parser_t *p); +int rb_ruby_parser_ruby_sourceline(rb_parser_t *p); +int rb_ruby_parser_lex_state(rb_parser_t *p); +void rb_ruby_ripper_parse0(rb_parser_t *p); +int rb_ruby_ripper_dedent_string(rb_parser_t *p, rb_parser_string_t *string, int width); +int rb_ruby_ripper_initialized_p(rb_parser_t *p); +void rb_ruby_ripper_parser_initialize(rb_parser_t *p); +long rb_ruby_ripper_column(rb_parser_t *p); +long rb_ruby_ripper_token_len(rb_parser_t *p); +rb_parser_string_t *rb_ruby_ripper_lex_lastline(rb_parser_t *p); +VALUE rb_ruby_ripper_lex_state_name(struct parser_params *p, int state); +#ifdef UNIVERSAL_PARSER +rb_parser_t *rb_ripper_parser_params_allocate(const rb_parser_config_t *config); +#endif +struct parser_params *rb_ruby_ripper_parser_allocate(void); +#endif + +#ifdef UNIVERSAL_PARSER +#undef rb_encoding +#endif + +#endif /* INTERNAL_PARSE_H */ |