Ruby  3.4.0dev (2024-11-05 revision e440268d51fe02b303e3817a7a733a0dac1c5091)
prism.h
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1 
6 #ifndef PRISM_H
7 #define PRISM_H
8 
9 #include "prism/defines.h"
10 #include "prism/util/pm_buffer.h"
11 #include "prism/util/pm_char.h"
12 #include "prism/util/pm_integer.h"
13 #include "prism/util/pm_memchr.h"
15 #include "prism/util/pm_strpbrk.h"
16 #include "prism/ast.h"
17 #include "prism/diagnostic.h"
18 #include "prism/node.h"
19 #include "prism/options.h"
20 #include "prism/pack.h"
21 #include "prism/parser.h"
22 #include "prism/prettyprint.h"
23 #include "prism/regexp.h"
24 #include "prism/static_literals.h"
25 #include "prism/version.h"
26 
27 #include <assert.h>
28 #include <errno.h>
29 #include <locale.h>
30 #include <math.h>
31 #include <stdarg.h>
32 #include <stdbool.h>
33 #include <stdint.h>
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <string.h>
37 
38 #ifndef _WIN32
39 #include <strings.h>
40 #endif
41 
47 PRISM_EXPORTED_FUNCTION const char * pm_version(void);
48 
57 PRISM_EXPORTED_FUNCTION void pm_parser_init(pm_parser_t *parser, const uint8_t *source, size_t size, const pm_options_t *options);
58 
67 
74 
82 
88 typedef char * (pm_parse_stream_fgets_t)(char *string, int size, void *stream);
89 
100 PRISM_EXPORTED_FUNCTION pm_node_t * pm_parse_stream(pm_parser_t *parser, pm_buffer_t *buffer, void *stream, pm_parse_stream_fgets_t *fgets, const pm_options_t *options);
101 
102 // We optionally support serializing to a binary string. For systems that don't
103 // want or need this functionality, it can be turned off with the
104 // PRISM_EXCLUDE_SERIALIZATION define.
105 #ifndef PRISM_EXCLUDE_SERIALIZATION
106 
116 PRISM_EXPORTED_FUNCTION void pm_serialize_parse_stream(pm_buffer_t *buffer, void *stream, pm_parse_stream_fgets_t *fgets, const char *data);
117 
125 void pm_serialize_comment_list(pm_parser_t *parser, pm_list_t *list, pm_buffer_t *buffer);
126 
133 void pm_serialize_encoding(const pm_encoding_t *encoding, pm_buffer_t *buffer);
134 
142 void pm_serialize_content(pm_parser_t *parser, pm_node_t *node, pm_buffer_t *buffer);
143 
152 
161 PRISM_EXPORTED_FUNCTION void pm_serialize_parse(pm_buffer_t *buffer, const uint8_t *source, size_t size, const char *data);
162 
171 PRISM_EXPORTED_FUNCTION void pm_serialize_parse_comments(pm_buffer_t *buffer, const uint8_t *source, size_t size, const char *data);
172 
181 PRISM_EXPORTED_FUNCTION void pm_serialize_lex(pm_buffer_t *buffer, const uint8_t *source, size_t size, const char *data);
182 
192 PRISM_EXPORTED_FUNCTION void pm_serialize_parse_lex(pm_buffer_t *buffer, const uint8_t *source, size_t size, const char *data);
193 
194 #endif
195 
204 PRISM_EXPORTED_FUNCTION bool pm_parse_success_p(const uint8_t *source, size_t size, const char *data);
205 
213 
220 const char * pm_token_type_human(pm_token_type_t token_type);
221 
222 // We optionally support dumping to JSON. For systems that don't want or need
223 // this functionality, it can be turned off with the PRISM_EXCLUDE_JSON define.
224 #ifndef PRISM_EXCLUDE_JSON
225 
233 PRISM_EXPORTED_FUNCTION void pm_dump_json(pm_buffer_t *buffer, const pm_parser_t *parser, const pm_node_t *node);
234 
235 #endif
236 
240 typedef enum {
243 
246 
250 
260 PRISM_EXPORTED_FUNCTION pm_string_query_t pm_string_query_local(const uint8_t *source, size_t length, const char *encoding_name);
261 
271 PRISM_EXPORTED_FUNCTION pm_string_query_t pm_string_query_constant(const uint8_t *source, size_t length, const char *encoding_name);
272 
282 PRISM_EXPORTED_FUNCTION pm_string_query_t pm_string_query_method_name(const uint8_t *source, size_t length, const char *encoding_name);
283 
383 #endif
The abstract syntax tree.
enum pm_token_type pm_token_type_t
This enum represents every type of token in the Ruby source.
A list of diagnostics generated during parsing.
The options that can be passed to parsing.
A pack template string parser.
The parser used to parse Ruby source.
void(* pm_encoding_changed_callback_t)(pm_parser_t *parser)
When the encoding that is being used to parse the source is changed by prism, we provide the ability ...
Definition: parser.h:496
A wrapper around a contiguous block of allocated memory.
Functions for working with characters and strings.
This module provides functions for working with arbitrary-sized integers.
A custom memchr implementation.
A custom strncasecmp implementation.
A custom strpbrk implementation.
An AST node pretty-printer.
Macro definitions used throughout the prism library.
#define PRISM_EXPORTED_FUNCTION
By default, we compile with -fvisibility=hidden.
Definition: defines.h:50
Functions related to nodes in the AST.
The version of the Prism library.
PRISM_EXPORTED_FUNCTION pm_string_query_t pm_string_query_method_name(const uint8_t *source, size_t length, const char *encoding_name)
Check that the slice is a valid method name.
Definition: prism.c:22781
PRISM_EXPORTED_FUNCTION void pm_parser_register_encoding_changed_callback(pm_parser_t *parser, pm_encoding_changed_callback_t callback)
Register a callback that will be called whenever prism changes the encoding it is using to parse base...
Definition: prism.c:22369
PRISM_EXPORTED_FUNCTION void pm_serialize_lex(pm_buffer_t *buffer, const uint8_t *source, size_t size, const char *data)
Lex the given source and serialize to the given buffer.
Definition: serialize.c:2195
PRISM_EXPORTED_FUNCTION const char * pm_version(void)
The prism version and the serialization format.
Definition: prism.c:7
PRISM_EXPORTED_FUNCTION void pm_parser_free(pm_parser_t *parser)
Free any memory associated with the given parser.
Definition: prism.c:22407
pm_string_query_t
Represents the results of a slice query.
Definition: prism.h:240
@ PM_STRING_QUERY_TRUE
Returned if the result of the slice query is true.
Definition: prism.h:248
@ PM_STRING_QUERY_ERROR
Returned if the encoding given to a slice query was invalid.
Definition: prism.h:242
@ PM_STRING_QUERY_FALSE
Returned if the result of the slice query is false.
Definition: prism.h:245
void pm_serialize_content(pm_parser_t *parser, pm_node_t *node, pm_buffer_t *buffer)
Serialize the encoding, metadata, nodes, and constant pool.
Definition: serialize.c:2121
char *() pm_parse_stream_fgets_t(char *string, int size, void *stream)
This function is used in pm_parse_stream to retrieve a line of input from a stream.
Definition: prism.h:88
PRISM_EXPORTED_FUNCTION const char * pm_token_type_name(pm_token_type_t token_type)
Returns a string representation of the given token type.
Definition: token_type.c:17
PRISM_EXPORTED_FUNCTION void pm_serialize_parse_lex(pm_buffer_t *buffer, const uint8_t *source, size_t size, const char *data)
Parse and serialize both the AST and the tokens represented by the given source to the given buffer.
Definition: serialize.c:2225
PRISM_EXPORTED_FUNCTION void pm_serialize(pm_parser_t *parser, pm_node_t *node, pm_buffer_t *buffer)
Serialize the AST represented by the given node to the given buffer.
Definition: prism.c:22581
PRISM_EXPORTED_FUNCTION void pm_serialize_parse_comments(pm_buffer_t *buffer, const uint8_t *source, size_t size, const char *data)
Parse and serialize the comments in the given source to the given buffer.
Definition: prism.c:22636
PRISM_EXPORTED_FUNCTION void pm_serialize_parse_stream(pm_buffer_t *buffer, void *stream, pm_parse_stream_fgets_t *fgets, const char *data)
Parse and serialize the AST represented by the source that is read out of the given stream into to th...
Definition: prism.c:22615
PRISM_EXPORTED_FUNCTION pm_node_t * pm_parse_stream(pm_parser_t *parser, pm_buffer_t *buffer, void *stream, pm_parse_stream_fgets_t *fgets, const pm_options_t *options)
Parse a stream of Ruby source and return the tree.
Definition: prism.c:22514
PRISM_EXPORTED_FUNCTION pm_node_t * pm_parse(pm_parser_t *parser)
Initiate the parser with the given parser.
Definition: prism.c:22433
PRISM_EXPORTED_FUNCTION void pm_serialize_parse(pm_buffer_t *buffer, const uint8_t *source, size_t size, const char *data)
Parse the given source to the AST and dump the AST to the given buffer.
Definition: prism.c:22592
void pm_serialize_encoding(const pm_encoding_t *encoding, pm_buffer_t *buffer)
Serialize the name of the encoding to the buffer.
Definition: serialize.c:2098
PRISM_EXPORTED_FUNCTION void pm_dump_json(pm_buffer_t *buffer, const pm_parser_t *parser, const pm_node_t *node)
Dump JSON to the given buffer.
Definition: node.c:3019
PRISM_EXPORTED_FUNCTION void pm_parser_init(pm_parser_t *parser, const uint8_t *source, size_t size, const pm_options_t *options)
Initialize a parser with the given start and end pointers.
Definition: prism.c:22114
PRISM_EXPORTED_FUNCTION bool pm_parse_success_p(const uint8_t *source, size_t size, const char *data)
Parse the source and return true if it parses without errors or warnings.
Definition: prism.c:22537
PRISM_EXPORTED_FUNCTION pm_string_query_t pm_string_query_constant(const uint8_t *source, size_t length, const char *encoding_name)
Check that the slice is a valid constant name.
Definition: prism.c:22761
PRISM_EXPORTED_FUNCTION pm_string_query_t pm_string_query_local(const uint8_t *source, size_t length, const char *encoding_name)
Check that the slice is a valid local variable name.
Definition: prism.c:22741
void pm_serialize_comment_list(pm_parser_t *parser, pm_list_t *list, pm_buffer_t *buffer)
Serialize the given list of comments to the given buffer.
Definition: serialize.c:2028
const char * pm_token_type_human(pm_token_type_t token_type)
Returns the human name of the given token type.
Definition: token_type.c:362
A regular expression parser.
A set of static literal nodes that can be checked for duplicates.
Defines old _.
C99 shim for <stdbool.h>
A pm_buffer_t is a simple memory buffer that stores data in a contiguous block of memory.
Definition: pm_buffer.h:22
This struct defines the functions necessary to implement the encoding interface so we can determine h...
Definition: encoding.h:23
This represents the overall linked list.
Definition: pm_list.h:55
This is the base structure that represents a node in the syntax tree.
Definition: ast.h:1069
The options that can be passed to the parser.
Definition: options.h:77
This struct represents the overall parser.
Definition: parser.h:640