First commit

This commit is contained in:
Ella Dunbar 2025-10-18 16:58:19 -05:00
commit 9392139a9c
47 changed files with 9107 additions and 0 deletions

551
src/grammar.json generated Normal file
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{
"name": "zanscript",
"rules": {
"translation_unit": {
"type": "REPEAT",
"content": {
"type": "SYMBOL",
"name": "_top_level_item"
}
},
"_top_level_item": {
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "_directive"
},
{
"type": "SYMBOL",
"name": "_command"
},
{
"type": "SYMBOL",
"name": "_statement"
}
]
},
"_directive": {
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "define"
},
{
"type": "SYMBOL",
"name": "include"
}
]
},
"define": {
"type": "SEQ",
"members": [
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "DEFINE"
},
{
"type": "STRING",
"value": "define"
},
{
"type": "STRING",
"value": "Define"
}
]
},
{
"type": "SYMBOL",
"name": "match"
},
{
"type": "SYMBOL",
"name": "match"
}
]
},
"include": {
"type": "SEQ",
"members": [
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "INCLUDE"
},
{
"type": "STRING",
"value": "include"
},
{
"type": "STRING",
"value": "Include"
}
]
},
{
"type": "SYMBOL",
"name": "identifier"
}
]
},
"_command": {
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "action"
},
{
"type": "SYMBOL",
"name": "_control"
}
]
},
"action": {
"type": "SEQ",
"members": [
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "ACTION"
},
{
"type": "STRING",
"value": "action"
},
{
"type": "STRING",
"value": "Action"
}
]
},
{
"type": "SYMBOL",
"name": "identifier"
},
{
"type": "SYMBOL",
"name": "block"
},
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "COMPLETE"
},
{
"type": "STRING",
"value": "complete"
},
{
"type": "STRING",
"value": "Complete"
}
]
}
]
},
"_control": {
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "branch"
},
{
"type": "SYMBOL",
"name": "loop"
}
]
},
"branch": {
"type": "SEQ",
"members": [
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "IF"
},
{
"type": "STRING",
"value": "if"
},
{
"type": "STRING",
"value": "If"
}
]
},
{
"type": "SYMBOL",
"name": "comparison"
},
{
"type": "SYMBOL",
"name": "block"
},
{
"type": "CHOICE",
"members": [
{
"type": "SEQ",
"members": [
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "ELSE"
},
{
"type": "STRING",
"value": "else"
},
{
"type": "STRING",
"value": "Else"
}
]
},
{
"type": "SYMBOL",
"name": "block"
}
]
},
{
"type": "BLANK"
}
]
},
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "ENDIF"
},
{
"type": "STRING",
"value": "endif"
},
{
"type": "STRING",
"value": "Endif"
},
{
"type": "STRING",
"value": "EndIf"
}
]
}
]
},
"loop": {
"type": "SEQ",
"members": [
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "WHILE"
},
{
"type": "STRING",
"value": "while"
},
{
"type": "STRING",
"value": "While"
}
]
},
{
"type": "SYMBOL",
"name": "comparison"
},
{
"type": "SYMBOL",
"name": "block"
},
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "ENDWHILE"
},
{
"type": "STRING",
"value": "endwhile"
},
{
"type": "STRING",
"value": "Endwhile"
}
]
}
]
},
"comparison": {
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "_argument"
},
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "<"
},
{
"type": "STRING",
"value": ">"
},
{
"type": "STRING",
"value": "="
}
]
},
{
"type": "SYMBOL",
"name": "_argument"
}
]
},
"block": {
"type": "REPEAT1",
"content": {
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "_statement"
},
{
"type": "SYMBOL",
"name": "_command"
}
]
}
},
"_statement": {
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "function"
},
{
"type": "SYMBOL",
"name": "assignment"
},
{
"type": "SYMBOL",
"name": "comment"
}
]
},
"function": {
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "identifier"
},
{
"type": "STRING",
"value": "("
},
{
"type": "CHOICE",
"members": [
{
"type": "REPEAT",
"content": {
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "_argument"
},
{
"type": "STRING",
"value": ","
}
]
}
},
{
"type": "BLANK"
}
]
},
{
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "_argument"
},
{
"type": "BLANK"
}
]
},
{
"type": "STRING",
"value": ")"
}
]
},
"_argument": {
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "identifier"
},
{
"type": "SYMBOL",
"name": "number"
},
{
"type": "SYMBOL",
"name": "string"
},
{
"type": "SYMBOL",
"name": "variable"
}
]
},
"assignment": {
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "variable"
},
{
"type": "STRING",
"value": "="
},
{
"type": "SYMBOL",
"name": "_expression"
}
]
},
"_expression": {
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "_argument"
},
{
"type": "CHOICE",
"members": [
{
"type": "REPEAT",
"content": {
"type": "SEQ",
"members": [
{
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "+"
},
{
"type": "STRING",
"value": "-"
},
{
"type": "STRING",
"value": "*"
},
{
"type": "STRING",
"value": "/"
}
]
},
{
"type": "SYMBOL",
"name": "_argument"
}
]
}
},
{
"type": "BLANK"
}
]
}
]
},
"comment": {
"type": "SEQ",
"members": [
{
"type": "STRING",
"value": "#"
},
{
"type": "PATTERN",
"value": ".*"
}
]
},
"variable": {
"type": "PATTERN",
"value": "@[a-zA-Z0-9_]+"
},
"match": {
"type": "PATTERN",
"value": "[a-zA-Z0-9_.]+"
},
"identifier": {
"type": "PATTERN",
"value": "[a-zA-Z_][a-zA-Z0-9_]*"
},
"number": {
"type": "PATTERN",
"value": "\\d+(\\.\\d+)?"
},
"string": {
"type": "PATTERN",
"value": "['\"].*['\"]"
}
},
"extras": [
{
"type": "PATTERN",
"value": "\\s"
}
],
"conflicts": [],
"precedences": [],
"externals": [],
"inline": [],
"supertypes": []
}

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[
{
"type": "action",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": true,
"types": [
{
"type": "block",
"named": true
},
{
"type": "identifier",
"named": true
}
]
}
},
{
"type": "assignment",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": true,
"types": [
{
"type": "identifier",
"named": true
},
{
"type": "number",
"named": true
},
{
"type": "string",
"named": true
},
{
"type": "variable",
"named": true
}
]
}
},
{
"type": "block",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": true,
"types": [
{
"type": "action",
"named": true
},
{
"type": "assignment",
"named": true
},
{
"type": "branch",
"named": true
},
{
"type": "comment",
"named": true
},
{
"type": "function",
"named": true
},
{
"type": "loop",
"named": true
}
]
}
},
{
"type": "branch",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": true,
"types": [
{
"type": "block",
"named": true
},
{
"type": "comparison",
"named": true
}
]
}
},
{
"type": "comment",
"named": true,
"fields": {}
},
{
"type": "comparison",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": true,
"types": [
{
"type": "identifier",
"named": true
},
{
"type": "number",
"named": true
},
{
"type": "string",
"named": true
},
{
"type": "variable",
"named": true
}
]
}
},
{
"type": "define",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": true,
"types": [
{
"type": "match",
"named": true
}
]
}
},
{
"type": "function",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": true,
"types": [
{
"type": "identifier",
"named": true
},
{
"type": "number",
"named": true
},
{
"type": "string",
"named": true
},
{
"type": "variable",
"named": true
}
]
}
},
{
"type": "include",
"named": true,
"fields": {},
"children": {
"multiple": false,
"required": true,
"types": [
{
"type": "identifier",
"named": true
}
]
}
},
{
"type": "loop",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": true,
"types": [
{
"type": "block",
"named": true
},
{
"type": "comparison",
"named": true
}
]
}
},
{
"type": "translation_unit",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": false,
"types": [
{
"type": "action",
"named": true
},
{
"type": "assignment",
"named": true
},
{
"type": "branch",
"named": true
},
{
"type": "comment",
"named": true
},
{
"type": "define",
"named": true
},
{
"type": "function",
"named": true
},
{
"type": "include",
"named": true
},
{
"type": "loop",
"named": true
}
]
}
},
{
"type": "#",
"named": false
},
{
"type": "(",
"named": false
},
{
"type": ")",
"named": false
},
{
"type": "*",
"named": false
},
{
"type": "+",
"named": false
},
{
"type": ",",
"named": false
},
{
"type": "-",
"named": false
},
{
"type": "/",
"named": false
},
{
"type": "<",
"named": false
},
{
"type": "=",
"named": false
},
{
"type": ">",
"named": false
},
{
"type": "ACTION",
"named": false
},
{
"type": "Action",
"named": false
},
{
"type": "COMPLETE",
"named": false
},
{
"type": "Complete",
"named": false
},
{
"type": "DEFINE",
"named": false
},
{
"type": "Define",
"named": false
},
{
"type": "ELSE",
"named": false
},
{
"type": "ENDIF",
"named": false
},
{
"type": "ENDWHILE",
"named": false
},
{
"type": "Else",
"named": false
},
{
"type": "EndIf",
"named": false
},
{
"type": "Endif",
"named": false
},
{
"type": "Endwhile",
"named": false
},
{
"type": "IF",
"named": false
},
{
"type": "INCLUDE",
"named": false
},
{
"type": "If",
"named": false
},
{
"type": "Include",
"named": false
},
{
"type": "WHILE",
"named": false
},
{
"type": "While",
"named": false
},
{
"type": "action",
"named": false
},
{
"type": "complete",
"named": false
},
{
"type": "define",
"named": false
},
{
"type": "else",
"named": false
},
{
"type": "endif",
"named": false
},
{
"type": "endwhile",
"named": false
},
{
"type": "identifier",
"named": true
},
{
"type": "if",
"named": false
},
{
"type": "include",
"named": false
},
{
"type": "match",
"named": true
},
{
"type": "number",
"named": true
},
{
"type": "string",
"named": true
},
{
"type": "variable",
"named": true
},
{
"type": "while",
"named": false
}
]

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#ifndef TREE_SITTER_ALLOC_H_
#define TREE_SITTER_ALLOC_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
// Allow clients to override allocation functions
#ifdef TREE_SITTER_REUSE_ALLOCATOR
extern void *(*ts_current_malloc)(size_t);
extern void *(*ts_current_calloc)(size_t, size_t);
extern void *(*ts_current_realloc)(void *, size_t);
extern void (*ts_current_free)(void *);
#ifndef ts_malloc
#define ts_malloc ts_current_malloc
#endif
#ifndef ts_calloc
#define ts_calloc ts_current_calloc
#endif
#ifndef ts_realloc
#define ts_realloc ts_current_realloc
#endif
#ifndef ts_free
#define ts_free ts_current_free
#endif
#else
#ifndef ts_malloc
#define ts_malloc malloc
#endif
#ifndef ts_calloc
#define ts_calloc calloc
#endif
#ifndef ts_realloc
#define ts_realloc realloc
#endif
#ifndef ts_free
#define ts_free free
#endif
#endif
#ifdef __cplusplus
}
#endif
#endif // TREE_SITTER_ALLOC_H_

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#ifndef TREE_SITTER_ARRAY_H_
#define TREE_SITTER_ARRAY_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "./alloc.h"
#include <assert.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#ifdef _MSC_VER
#pragma warning(disable : 4101)
#elif defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-variable"
#endif
#define Array(T) \
struct { \
T *contents; \
uint32_t size; \
uint32_t capacity; \
}
/// Initialize an array.
#define array_init(self) \
((self)->size = 0, (self)->capacity = 0, (self)->contents = NULL)
/// Create an empty array.
#define array_new() \
{ NULL, 0, 0 }
/// Get a pointer to the element at a given `index` in the array.
#define array_get(self, _index) \
(assert((uint32_t)(_index) < (self)->size), &(self)->contents[_index])
/// Get a pointer to the first element in the array.
#define array_front(self) array_get(self, 0)
/// Get a pointer to the last element in the array.
#define array_back(self) array_get(self, (self)->size - 1)
/// Clear the array, setting its size to zero. Note that this does not free any
/// memory allocated for the array's contents.
#define array_clear(self) ((self)->size = 0)
/// Reserve `new_capacity` elements of space in the array. If `new_capacity` is
/// less than the array's current capacity, this function has no effect.
#define array_reserve(self, new_capacity) \
_array__reserve((Array *)(self), array_elem_size(self), new_capacity)
/// Free any memory allocated for this array. Note that this does not free any
/// memory allocated for the array's contents.
#define array_delete(self) _array__delete((Array *)(self))
/// Push a new `element` onto the end of the array.
#define array_push(self, element) \
(_array__grow((Array *)(self), 1, array_elem_size(self)), \
(self)->contents[(self)->size++] = (element))
/// Increase the array's size by `count` elements.
/// New elements are zero-initialized.
#define array_grow_by(self, count) \
do { \
if ((count) == 0) break; \
_array__grow((Array *)(self), count, array_elem_size(self)); \
memset((self)->contents + (self)->size, 0, (count) * array_elem_size(self)); \
(self)->size += (count); \
} while (0)
/// Append all elements from one array to the end of another.
#define array_push_all(self, other) \
array_extend((self), (other)->size, (other)->contents)
/// Append `count` elements to the end of the array, reading their values from the
/// `contents` pointer.
#define array_extend(self, count, contents) \
_array__splice( \
(Array *)(self), array_elem_size(self), (self)->size, \
0, count, contents \
)
/// Remove `old_count` elements from the array starting at the given `index`. At
/// the same index, insert `new_count` new elements, reading their values from the
/// `new_contents` pointer.
#define array_splice(self, _index, old_count, new_count, new_contents) \
_array__splice( \
(Array *)(self), array_elem_size(self), _index, \
old_count, new_count, new_contents \
)
/// Insert one `element` into the array at the given `index`.
#define array_insert(self, _index, element) \
_array__splice((Array *)(self), array_elem_size(self), _index, 0, 1, &(element))
/// Remove one element from the array at the given `index`.
#define array_erase(self, _index) \
_array__erase((Array *)(self), array_elem_size(self), _index)
/// Pop the last element off the array, returning the element by value.
#define array_pop(self) ((self)->contents[--(self)->size])
/// Assign the contents of one array to another, reallocating if necessary.
#define array_assign(self, other) \
_array__assign((Array *)(self), (const Array *)(other), array_elem_size(self))
/// Swap one array with another
#define array_swap(self, other) \
_array__swap((Array *)(self), (Array *)(other))
/// Get the size of the array contents
#define array_elem_size(self) (sizeof *(self)->contents)
/// Search a sorted array for a given `needle` value, using the given `compare`
/// callback to determine the order.
///
/// If an existing element is found to be equal to `needle`, then the `index`
/// out-parameter is set to the existing value's index, and the `exists`
/// out-parameter is set to true. Otherwise, `index` is set to an index where
/// `needle` should be inserted in order to preserve the sorting, and `exists`
/// is set to false.
#define array_search_sorted_with(self, compare, needle, _index, _exists) \
_array__search_sorted(self, 0, compare, , needle, _index, _exists)
/// Search a sorted array for a given `needle` value, using integer comparisons
/// of a given struct field (specified with a leading dot) to determine the order.
///
/// See also `array_search_sorted_with`.
#define array_search_sorted_by(self, field, needle, _index, _exists) \
_array__search_sorted(self, 0, _compare_int, field, needle, _index, _exists)
/// Insert a given `value` into a sorted array, using the given `compare`
/// callback to determine the order.
#define array_insert_sorted_with(self, compare, value) \
do { \
unsigned _index, _exists; \
array_search_sorted_with(self, compare, &(value), &_index, &_exists); \
if (!_exists) array_insert(self, _index, value); \
} while (0)
/// Insert a given `value` into a sorted array, using integer comparisons of
/// a given struct field (specified with a leading dot) to determine the order.
///
/// See also `array_search_sorted_by`.
#define array_insert_sorted_by(self, field, value) \
do { \
unsigned _index, _exists; \
array_search_sorted_by(self, field, (value) field, &_index, &_exists); \
if (!_exists) array_insert(self, _index, value); \
} while (0)
// Private
typedef Array(void) Array;
/// This is not what you're looking for, see `array_delete`.
static inline void _array__delete(Array *self) {
if (self->contents) {
ts_free(self->contents);
self->contents = NULL;
self->size = 0;
self->capacity = 0;
}
}
/// This is not what you're looking for, see `array_erase`.
static inline void _array__erase(Array *self, size_t element_size,
uint32_t index) {
assert(index < self->size);
char *contents = (char *)self->contents;
memmove(contents + index * element_size, contents + (index + 1) * element_size,
(self->size - index - 1) * element_size);
self->size--;
}
/// This is not what you're looking for, see `array_reserve`.
static inline void _array__reserve(Array *self, size_t element_size, uint32_t new_capacity) {
if (new_capacity > self->capacity) {
if (self->contents) {
self->contents = ts_realloc(self->contents, new_capacity * element_size);
} else {
self->contents = ts_malloc(new_capacity * element_size);
}
self->capacity = new_capacity;
}
}
/// This is not what you're looking for, see `array_assign`.
static inline void _array__assign(Array *self, const Array *other, size_t element_size) {
_array__reserve(self, element_size, other->size);
self->size = other->size;
memcpy(self->contents, other->contents, self->size * element_size);
}
/// This is not what you're looking for, see `array_swap`.
static inline void _array__swap(Array *self, Array *other) {
Array swap = *other;
*other = *self;
*self = swap;
}
/// This is not what you're looking for, see `array_push` or `array_grow_by`.
static inline void _array__grow(Array *self, uint32_t count, size_t element_size) {
uint32_t new_size = self->size + count;
if (new_size > self->capacity) {
uint32_t new_capacity = self->capacity * 2;
if (new_capacity < 8) new_capacity = 8;
if (new_capacity < new_size) new_capacity = new_size;
_array__reserve(self, element_size, new_capacity);
}
}
/// This is not what you're looking for, see `array_splice`.
static inline void _array__splice(Array *self, size_t element_size,
uint32_t index, uint32_t old_count,
uint32_t new_count, const void *elements) {
uint32_t new_size = self->size + new_count - old_count;
uint32_t old_end = index + old_count;
uint32_t new_end = index + new_count;
assert(old_end <= self->size);
_array__reserve(self, element_size, new_size);
char *contents = (char *)self->contents;
if (self->size > old_end) {
memmove(
contents + new_end * element_size,
contents + old_end * element_size,
(self->size - old_end) * element_size
);
}
if (new_count > 0) {
if (elements) {
memcpy(
(contents + index * element_size),
elements,
new_count * element_size
);
} else {
memset(
(contents + index * element_size),
0,
new_count * element_size
);
}
}
self->size += new_count - old_count;
}
/// A binary search routine, based on Rust's `std::slice::binary_search_by`.
/// This is not what you're looking for, see `array_search_sorted_with` or `array_search_sorted_by`.
#define _array__search_sorted(self, start, compare, suffix, needle, _index, _exists) \
do { \
*(_index) = start; \
*(_exists) = false; \
uint32_t size = (self)->size - *(_index); \
if (size == 0) break; \
int comparison; \
while (size > 1) { \
uint32_t half_size = size / 2; \
uint32_t mid_index = *(_index) + half_size; \
comparison = compare(&((self)->contents[mid_index] suffix), (needle)); \
if (comparison <= 0) *(_index) = mid_index; \
size -= half_size; \
} \
comparison = compare(&((self)->contents[*(_index)] suffix), (needle)); \
if (comparison == 0) *(_exists) = true; \
else if (comparison < 0) *(_index) += 1; \
} while (0)
/// Helper macro for the `_sorted_by` routines below. This takes the left (existing)
/// parameter by reference in order to work with the generic sorting function above.
#define _compare_int(a, b) ((int)*(a) - (int)(b))
#ifdef _MSC_VER
#pragma warning(default : 4101)
#elif defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic pop
#endif
#ifdef __cplusplus
}
#endif
#endif // TREE_SITTER_ARRAY_H_

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#ifndef TREE_SITTER_PARSER_H_
#define TREE_SITTER_PARSER_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#define ts_builtin_sym_error ((TSSymbol)-1)
#define ts_builtin_sym_end 0
#define TREE_SITTER_SERIALIZATION_BUFFER_SIZE 1024
#ifndef TREE_SITTER_API_H_
typedef uint16_t TSStateId;
typedef uint16_t TSSymbol;
typedef uint16_t TSFieldId;
typedef struct TSLanguage TSLanguage;
#endif
typedef struct {
TSFieldId field_id;
uint8_t child_index;
bool inherited;
} TSFieldMapEntry;
typedef struct {
uint16_t index;
uint16_t length;
} TSFieldMapSlice;
typedef struct {
bool visible;
bool named;
bool supertype;
} TSSymbolMetadata;
typedef struct TSLexer TSLexer;
struct TSLexer {
int32_t lookahead;
TSSymbol result_symbol;
void (*advance)(TSLexer *, bool);
void (*mark_end)(TSLexer *);
uint32_t (*get_column)(TSLexer *);
bool (*is_at_included_range_start)(const TSLexer *);
bool (*eof)(const TSLexer *);
void (*log)(const TSLexer *, const char *, ...);
};
typedef enum {
TSParseActionTypeShift,
TSParseActionTypeReduce,
TSParseActionTypeAccept,
TSParseActionTypeRecover,
} TSParseActionType;
typedef union {
struct {
uint8_t type;
TSStateId state;
bool extra;
bool repetition;
} shift;
struct {
uint8_t type;
uint8_t child_count;
TSSymbol symbol;
int16_t dynamic_precedence;
uint16_t production_id;
} reduce;
uint8_t type;
} TSParseAction;
typedef struct {
uint16_t lex_state;
uint16_t external_lex_state;
} TSLexMode;
typedef union {
TSParseAction action;
struct {
uint8_t count;
bool reusable;
} entry;
} TSParseActionEntry;
typedef struct {
int32_t start;
int32_t end;
} TSCharacterRange;
struct TSLanguage {
uint32_t version;
uint32_t symbol_count;
uint32_t alias_count;
uint32_t token_count;
uint32_t external_token_count;
uint32_t state_count;
uint32_t large_state_count;
uint32_t production_id_count;
uint32_t field_count;
uint16_t max_alias_sequence_length;
const uint16_t *parse_table;
const uint16_t *small_parse_table;
const uint32_t *small_parse_table_map;
const TSParseActionEntry *parse_actions;
const char * const *symbol_names;
const char * const *field_names;
const TSFieldMapSlice *field_map_slices;
const TSFieldMapEntry *field_map_entries;
const TSSymbolMetadata *symbol_metadata;
const TSSymbol *public_symbol_map;
const uint16_t *alias_map;
const TSSymbol *alias_sequences;
const TSLexMode *lex_modes;
bool (*lex_fn)(TSLexer *, TSStateId);
bool (*keyword_lex_fn)(TSLexer *, TSStateId);
TSSymbol keyword_capture_token;
struct {
const bool *states;
const TSSymbol *symbol_map;
void *(*create)(void);
void (*destroy)(void *);
bool (*scan)(void *, TSLexer *, const bool *symbol_whitelist);
unsigned (*serialize)(void *, char *);
void (*deserialize)(void *, const char *, unsigned);
} external_scanner;
const TSStateId *primary_state_ids;
};
static inline bool set_contains(TSCharacterRange *ranges, uint32_t len, int32_t lookahead) {
uint32_t index = 0;
uint32_t size = len - index;
while (size > 1) {
uint32_t half_size = size / 2;
uint32_t mid_index = index + half_size;
TSCharacterRange *range = &ranges[mid_index];
if (lookahead >= range->start && lookahead <= range->end) {
return true;
} else if (lookahead > range->end) {
index = mid_index;
}
size -= half_size;
}
TSCharacterRange *range = &ranges[index];
return (lookahead >= range->start && lookahead <= range->end);
}
/*
* Lexer Macros
*/
#ifdef _MSC_VER
#define UNUSED __pragma(warning(suppress : 4101))
#else
#define UNUSED __attribute__((unused))
#endif
#define START_LEXER() \
bool result = false; \
bool skip = false; \
UNUSED \
bool eof = false; \
int32_t lookahead; \
goto start; \
next_state: \
lexer->advance(lexer, skip); \
start: \
skip = false; \
lookahead = lexer->lookahead;
#define ADVANCE(state_value) \
{ \
state = state_value; \
goto next_state; \
}
#define ADVANCE_MAP(...) \
{ \
static const uint16_t map[] = { __VA_ARGS__ }; \
for (uint32_t i = 0; i < sizeof(map) / sizeof(map[0]); i += 2) { \
if (map[i] == lookahead) { \
state = map[i + 1]; \
goto next_state; \
} \
} \
}
#define SKIP(state_value) \
{ \
skip = true; \
state = state_value; \
goto next_state; \
}
#define ACCEPT_TOKEN(symbol_value) \
result = true; \
lexer->result_symbol = symbol_value; \
lexer->mark_end(lexer);
#define END_STATE() return result;
/*
* Parse Table Macros
*/
#define SMALL_STATE(id) ((id) - LARGE_STATE_COUNT)
#define STATE(id) id
#define ACTIONS(id) id
#define SHIFT(state_value) \
{{ \
.shift = { \
.type = TSParseActionTypeShift, \
.state = (state_value) \
} \
}}
#define SHIFT_REPEAT(state_value) \
{{ \
.shift = { \
.type = TSParseActionTypeShift, \
.state = (state_value), \
.repetition = true \
} \
}}
#define SHIFT_EXTRA() \
{{ \
.shift = { \
.type = TSParseActionTypeShift, \
.extra = true \
} \
}}
#define REDUCE(symbol_name, children, precedence, prod_id) \
{{ \
.reduce = { \
.type = TSParseActionTypeReduce, \
.symbol = symbol_name, \
.child_count = children, \
.dynamic_precedence = precedence, \
.production_id = prod_id \
}, \
}}
#define RECOVER() \
{{ \
.type = TSParseActionTypeRecover \
}}
#define ACCEPT_INPUT() \
{{ \
.type = TSParseActionTypeAccept \
}}
#ifdef __cplusplus
}
#endif
#endif // TREE_SITTER_PARSER_H_