зеркало из https://github.com/github/ruby.git
129 строки
4.3 KiB
C
129 строки
4.3 KiB
C
#ifndef RUBY_NODE_H
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#define RUBY_NODE_H 1
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/**********************************************************************
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node.h -
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$Author$
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created at: Fri May 28 15:14:02 JST 1993
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Copyright (C) 1993-2007 Yukihiro Matsumoto
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**********************************************************************/
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#include <stdbool.h>
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#include "rubyparser.h"
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#include "ruby/backward/2/attributes.h"
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typedef void (*bug_report_func)(const char *fmt, ...);
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typedef struct node_buffer_elem_struct {
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struct node_buffer_elem_struct *next;
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long len; /* Length of nodes */
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size_t allocated; /* Total memory size of allocated buf */
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size_t used; /* Current usage of buf */
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NODE **nodes; /* Array of node pointers */
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NODE *buf[FLEX_ARY_LEN];
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} node_buffer_elem_t;
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typedef struct {
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node_buffer_elem_t *head;
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node_buffer_elem_t *last;
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} node_buffer_list_t;
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struct node_buffer_struct {
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node_buffer_list_t unmarkable;
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node_buffer_list_t markable;
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struct rb_ast_local_table_link *local_tables;
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VALUE mark_hash;
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// - id (sequence number)
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// - token_type
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// - text of token
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// - location info
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// Array, whose entry is array
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VALUE tokens;
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#ifdef UNIVERSAL_PARSER
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const rb_parser_config_t *config;
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#endif
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};
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RUBY_SYMBOL_EXPORT_BEGIN
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#ifdef UNIVERSAL_PARSER
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rb_ast_t *rb_ast_new(const rb_parser_config_t *config);
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#else
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rb_ast_t *rb_ast_new(void);
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#endif
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size_t rb_ast_memsize(const rb_ast_t*);
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void rb_ast_dispose(rb_ast_t*);
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VALUE rb_ast_tokens(rb_ast_t *ast);
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#if RUBY_DEBUG
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void rb_ast_node_type_change(NODE *n, enum node_type type);
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#endif
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const char *ruby_node_name(int node);
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void rb_node_init(NODE *n, enum node_type type);
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void rb_ast_mark(rb_ast_t*);
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void rb_ast_update_references(rb_ast_t*);
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void rb_ast_free(rb_ast_t*);
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void rb_ast_add_mark_object(rb_ast_t*, VALUE);
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void rb_ast_delete_mark_object(rb_ast_t*, VALUE);
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void rb_ast_set_tokens(rb_ast_t*, VALUE);
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NODE *rb_ast_newnode(rb_ast_t*, enum node_type type, size_t size, size_t alignment);
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void rb_ast_delete_node(rb_ast_t*, NODE *n);
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rb_ast_id_table_t *rb_ast_new_local_table(rb_ast_t*, int);
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rb_ast_id_table_t *rb_ast_resize_latest_local_table(rb_ast_t*, int);
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VALUE rb_parser_dump_tree(const NODE *node, int comment);
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const struct kwtable *rb_reserved_word(const char *, unsigned int);
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struct parser_params;
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void *rb_parser_malloc(struct parser_params *, size_t);
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void *rb_parser_realloc(struct parser_params *, void *, size_t);
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void *rb_parser_calloc(struct parser_params *, size_t, size_t);
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void rb_parser_free(struct parser_params *, void *);
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PRINTF_ARGS(void rb_parser_printf(struct parser_params *parser, const char *fmt, ...), 2, 3);
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VALUE rb_node_set_type(NODE *n, enum node_type t);
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RUBY_SYMBOL_EXPORT_END
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#define NODE_LSHIFT (NODE_TYPESHIFT+7)
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#define NODE_LMASK (((SIGNED_VALUE)1<<(sizeof(VALUE)*CHAR_BIT-NODE_LSHIFT))-1)
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#define nd_line(n) (int)(((SIGNED_VALUE)(n)->flags)>>NODE_LSHIFT)
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#define nd_set_line(n,l) \
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(n)->flags=(((n)->flags&~((VALUE)(-1)<<NODE_LSHIFT))|((VALUE)((l)&NODE_LMASK)<<NODE_LSHIFT))
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#define NODE_SPECIAL_REQUIRED_KEYWORD ((NODE *)-1)
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#define NODE_REQUIRED_KEYWORD_P(node) ((node) == NODE_SPECIAL_REQUIRED_KEYWORD)
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#define NODE_SPECIAL_NO_NAME_REST ((NODE *)-1)
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#define NODE_NAMED_REST_P(node) ((node) != NODE_SPECIAL_NO_NAME_REST)
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#define NODE_SPECIAL_EXCESSIVE_COMMA ((ID)1)
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#define NODE_SPECIAL_NO_REST_KEYWORD ((NODE *)-1)
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#define nd_first_column(n) ((int)(RNODE(n)->nd_loc.beg_pos.column))
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#define nd_set_first_column(n, v) (RNODE(n)->nd_loc.beg_pos.column = (v))
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#define nd_first_lineno(n) ((int)(RNODE(n)->nd_loc.beg_pos.lineno))
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#define nd_set_first_lineno(n, v) (RNODE(n)->nd_loc.beg_pos.lineno = (v))
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#define nd_first_loc(n) (RNODE(n)->nd_loc.beg_pos)
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#define nd_set_first_loc(n, v) (nd_first_loc(n) = (v))
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#define nd_last_column(n) ((int)(RNODE(n)->nd_loc.end_pos.column))
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#define nd_set_last_column(n, v) (RNODE(n)->nd_loc.end_pos.column = (v))
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#define nd_last_lineno(n) ((int)(RNODE(n)->nd_loc.end_pos.lineno))
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#define nd_set_last_lineno(n, v) (RNODE(n)->nd_loc.end_pos.lineno = (v))
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#define nd_last_loc(n) (RNODE(n)->nd_loc.end_pos)
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#define nd_set_last_loc(n, v) (nd_last_loc(n) = (v))
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#define nd_node_id(n) (RNODE(n)->node_id)
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#define nd_set_node_id(n,id) (RNODE(n)->node_id = (id))
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static inline bool
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nd_type_p(const NODE *n, enum node_type t)
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{
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return (enum node_type)nd_type(n) == t;
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}
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#endif /* RUBY_NODE_H */
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