Add context predicate parser

This commit is contained in:
Nathan Sobo 2021-03-09 19:32:51 -07:00
parent 222f9d373d
commit a015c61337
16 changed files with 1537 additions and 2 deletions

1
Cargo.lock generated
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@ -576,6 +576,7 @@ dependencies = [
"anyhow",
"async-task 4.0.3 (git+https://github.com/zedit-io/async-task?rev=341b57d6de98cdfd7b418567b8de2022ca993a6e)",
"bindgen",
"cc",
"cocoa",
"core-foundation",
"core-text",

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@ -15,6 +15,7 @@ tree-sitter = "0.17"
[build-dependencies]
bindgen = "0.57"
cc = "1.0.67"
[target.'cfg(target_os = "macos")'.dependencies]
anyhow = "1"

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@ -2,6 +2,7 @@ use std::{env, path::PathBuf};
fn main() {
generate_dispatch_bindings();
compile_context_predicate_parser();
}
fn generate_dispatch_bindings() {
@ -21,3 +22,14 @@ fn generate_dispatch_bindings() {
.write_to_file(out_path.join("dispatch_sys.rs"))
.expect("couldn't write bindings");
}
fn compile_context_predicate_parser() {
let dir = PathBuf::from("./grammars/context-predicate/src");
let parser_c = dir.join("parser.c");
println!("cargo:rerun-if-changed={}", &parser_c.to_str().unwrap());
cc::Build::new()
.include(&dir)
.file(parser_c)
.compile("tree_sitter_context_predicate");
}

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@ -0,0 +1,2 @@
/node_modules
/build

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@ -0,0 +1,18 @@
{
"targets": [
{
"target_name": "tree_sitter_context_predicate_binding",
"include_dirs": [
"<!(node -e \"require('nan')\")",
"src"
],
"sources": [
"src/parser.c",
"src/binding.cc"
],
"cflags_c": [
"-std=c99",
]
}
]
}

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@ -0,0 +1,49 @@
==================
Identifiers
==================
abc12
---
(source (identifier))
==================
Negation
==================
!abc
---
(source (not (identifier)))
==================
And/Or
==================
a || b && c && d
---
(source
(or
(identifier)
(and
(and (identifier) (identifier))
(identifier))))
==================
Expressions
==================
a && (b == c || d != e)
---
(source
(and
(identifier)
(parenthesized (or
(equal (identifier) (identifier))
(not_equal (identifier) (identifier))))))

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@ -0,0 +1,31 @@
module.exports = grammar({
name: 'context_predicate',
rules: {
source: $ => $._expression,
_expression: $ => choice(
$.identifier,
$.not,
$.and,
$.or,
$.equal,
$.not_equal,
$.parenthesized,
),
identifier: $ => /[A-Za-z0-9_-]+/,
not: $ => prec(3, seq("!", field("expression", $._expression))),
and: $ => prec.left(2, seq(field("left", $._expression), "&&", field("right", $._expression))),
or: $ => prec.left(1, seq(field("left", $._expression), "||", field("right", $._expression))),
equal: $ => seq(field("left", $.identifier), "==", field("right", $.identifier)),
not_equal: $ => seq(field("left", $.identifier), "!=", field("right", $.identifier)),
parenthesized: $ => seq("(", field("expression", $._expression), ")"),
}
});

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@ -0,0 +1,13 @@
try {
module.exports = require("./build/Release/tree_sitter_context_predicate_binding");
} catch (error) {
try {
module.exports = require("./build/Debug/tree_sitter_context_predicate_binding");
} catch (_) {
throw error
}
}
try {
module.exports.nodeTypeInfo = require("./src/node-types.json");
} catch (_) { }

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@ -0,0 +1,44 @@
{
"name": "tree-sitter-context-predicate",
"lockfileVersion": 2,
"requires": true,
"packages": {
"": {
"name": "tree-sitter-context-predicate",
"dependencies": {
"nan": "^2.14.0"
},
"devDependencies": {
"tree-sitter-cli": "^0.18.3"
}
},
"node_modules/nan": {
"version": "2.14.2",
"resolved": "https://registry.npmjs.org/nan/-/nan-2.14.2.tgz",
"integrity": "sha512-M2ufzIiINKCuDfBSAUr1vWQ+vuVcA9kqx8JJUsbQi6yf1uGRyb7HfpdfUr5qLXf3B/t8dPvcjhKMmlfnP47EzQ=="
},
"node_modules/tree-sitter-cli": {
"version": "0.18.3",
"resolved": "https://registry.npmjs.org/tree-sitter-cli/-/tree-sitter-cli-0.18.3.tgz",
"integrity": "sha512-ntN8Siljy7dlazb4cSYtZCfibaNppIy6RIr/XGt44GW1hAy/yuTLtKVi4kqYlImB4/7H0AjktcSlQRmI8zLNng==",
"dev": true,
"hasInstallScript": true,
"bin": {
"tree-sitter": "cli.js"
}
}
},
"dependencies": {
"nan": {
"version": "2.14.2",
"resolved": "https://registry.npmjs.org/nan/-/nan-2.14.2.tgz",
"integrity": "sha512-M2ufzIiINKCuDfBSAUr1vWQ+vuVcA9kqx8JJUsbQi6yf1uGRyb7HfpdfUr5qLXf3B/t8dPvcjhKMmlfnP47EzQ=="
},
"tree-sitter-cli": {
"version": "0.18.3",
"resolved": "https://registry.npmjs.org/tree-sitter-cli/-/tree-sitter-cli-0.18.3.tgz",
"integrity": "sha512-ntN8Siljy7dlazb4cSYtZCfibaNppIy6RIr/XGt44GW1hAy/yuTLtKVi4kqYlImB4/7H0AjktcSlQRmI8zLNng==",
"dev": true
}
}
}

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@ -0,0 +1,10 @@
{
"name": "tree-sitter-context-predicate",
"main": "index.js",
"devDependencies": {
"tree-sitter-cli": "^0.18.3"
},
"dependencies": {
"nan": "^2.14.0"
}
}

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@ -0,0 +1,28 @@
#include "tree_sitter/parser.h"
#include <node.h>
#include "nan.h"
using namespace v8;
extern "C" TSLanguage * tree_sitter_context_predicate();
namespace {
NAN_METHOD(New) {}
void Init(Local<Object> exports, Local<Object> module) {
Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(New);
tpl->SetClassName(Nan::New("Language").ToLocalChecked());
tpl->InstanceTemplate()->SetInternalFieldCount(1);
Local<Function> constructor = Nan::GetFunction(tpl).ToLocalChecked();
Local<Object> instance = constructor->NewInstance(Nan::GetCurrentContext()).ToLocalChecked();
Nan::SetInternalFieldPointer(instance, 0, tree_sitter_context_predicate());
Nan::Set(instance, Nan::New("name").ToLocalChecked(), Nan::New("context_predicate").ToLocalChecked());
Nan::Set(module, Nan::New("exports").ToLocalChecked(), instance);
}
NODE_MODULE(tree_sitter_context_predicate_binding, Init)
} // namespace

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@ -0,0 +1,208 @@
{
"name": "context_predicate",
"rules": {
"source": {
"type": "SYMBOL",
"name": "_expression"
},
"_expression": {
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "identifier"
},
{
"type": "SYMBOL",
"name": "not"
},
{
"type": "SYMBOL",
"name": "and"
},
{
"type": "SYMBOL",
"name": "or"
},
{
"type": "SYMBOL",
"name": "equal"
},
{
"type": "SYMBOL",
"name": "not_equal"
},
{
"type": "SYMBOL",
"name": "parenthesized"
}
]
},
"identifier": {
"type": "PATTERN",
"value": "[A-Za-z0-9_-]+"
},
"not": {
"type": "PREC",
"value": 3,
"content": {
"type": "SEQ",
"members": [
{
"type": "STRING",
"value": "!"
},
{
"type": "FIELD",
"name": "expression",
"content": {
"type": "SYMBOL",
"name": "_expression"
}
}
]
}
},
"and": {
"type": "PREC_LEFT",
"value": 2,
"content": {
"type": "SEQ",
"members": [
{
"type": "FIELD",
"name": "left",
"content": {
"type": "SYMBOL",
"name": "_expression"
}
},
{
"type": "STRING",
"value": "&&"
},
{
"type": "FIELD",
"name": "right",
"content": {
"type": "SYMBOL",
"name": "_expression"
}
}
]
}
},
"or": {
"type": "PREC_LEFT",
"value": 1,
"content": {
"type": "SEQ",
"members": [
{
"type": "FIELD",
"name": "left",
"content": {
"type": "SYMBOL",
"name": "_expression"
}
},
{
"type": "STRING",
"value": "||"
},
{
"type": "FIELD",
"name": "right",
"content": {
"type": "SYMBOL",
"name": "_expression"
}
}
]
}
},
"equal": {
"type": "SEQ",
"members": [
{
"type": "FIELD",
"name": "left",
"content": {
"type": "SYMBOL",
"name": "identifier"
}
},
{
"type": "STRING",
"value": "=="
},
{
"type": "FIELD",
"name": "right",
"content": {
"type": "SYMBOL",
"name": "identifier"
}
}
]
},
"not_equal": {
"type": "SEQ",
"members": [
{
"type": "FIELD",
"name": "left",
"content": {
"type": "SYMBOL",
"name": "identifier"
}
},
{
"type": "STRING",
"value": "!="
},
{
"type": "FIELD",
"name": "right",
"content": {
"type": "SYMBOL",
"name": "identifier"
}
}
]
},
"parenthesized": {
"type": "SEQ",
"members": [
{
"type": "STRING",
"value": "("
},
{
"type": "FIELD",
"name": "expression",
"content": {
"type": "SYMBOL",
"name": "_expression"
}
},
{
"type": "STRING",
"value": ")"
}
]
}
},
"extras": [
{
"type": "PATTERN",
"value": "\\s"
}
],
"conflicts": [],
"precedences": [],
"externals": [],
"inline": [],
"supertypes": []
}

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@ -0,0 +1,353 @@
[
{
"type": "and",
"named": true,
"fields": {
"left": {
"multiple": false,
"required": true,
"types": [
{
"type": "and",
"named": true
},
{
"type": "equal",
"named": true
},
{
"type": "identifier",
"named": true
},
{
"type": "not",
"named": true
},
{
"type": "not_equal",
"named": true
},
{
"type": "or",
"named": true
},
{
"type": "parenthesized",
"named": true
}
]
},
"right": {
"multiple": false,
"required": true,
"types": [
{
"type": "and",
"named": true
},
{
"type": "equal",
"named": true
},
{
"type": "identifier",
"named": true
},
{
"type": "not",
"named": true
},
{
"type": "not_equal",
"named": true
},
{
"type": "or",
"named": true
},
{
"type": "parenthesized",
"named": true
}
]
}
}
},
{
"type": "equal",
"named": true,
"fields": {
"left": {
"multiple": false,
"required": true,
"types": [
{
"type": "identifier",
"named": true
}
]
},
"right": {
"multiple": false,
"required": true,
"types": [
{
"type": "identifier",
"named": true
}
]
}
}
},
{
"type": "not",
"named": true,
"fields": {
"expression": {
"multiple": false,
"required": true,
"types": [
{
"type": "and",
"named": true
},
{
"type": "equal",
"named": true
},
{
"type": "identifier",
"named": true
},
{
"type": "not",
"named": true
},
{
"type": "not_equal",
"named": true
},
{
"type": "or",
"named": true
},
{
"type": "parenthesized",
"named": true
}
]
}
}
},
{
"type": "not_equal",
"named": true,
"fields": {
"left": {
"multiple": false,
"required": true,
"types": [
{
"type": "identifier",
"named": true
}
]
},
"right": {
"multiple": false,
"required": true,
"types": [
{
"type": "identifier",
"named": true
}
]
}
}
},
{
"type": "or",
"named": true,
"fields": {
"left": {
"multiple": false,
"required": true,
"types": [
{
"type": "and",
"named": true
},
{
"type": "equal",
"named": true
},
{
"type": "identifier",
"named": true
},
{
"type": "not",
"named": true
},
{
"type": "not_equal",
"named": true
},
{
"type": "or",
"named": true
},
{
"type": "parenthesized",
"named": true
}
]
},
"right": {
"multiple": false,
"required": true,
"types": [
{
"type": "and",
"named": true
},
{
"type": "equal",
"named": true
},
{
"type": "identifier",
"named": true
},
{
"type": "not",
"named": true
},
{
"type": "not_equal",
"named": true
},
{
"type": "or",
"named": true
},
{
"type": "parenthesized",
"named": true
}
]
}
}
},
{
"type": "parenthesized",
"named": true,
"fields": {
"expression": {
"multiple": false,
"required": true,
"types": [
{
"type": "and",
"named": true
},
{
"type": "equal",
"named": true
},
{
"type": "identifier",
"named": true
},
{
"type": "not",
"named": true
},
{
"type": "not_equal",
"named": true
},
{
"type": "or",
"named": true
},
{
"type": "parenthesized",
"named": true
}
]
}
}
},
{
"type": "source",
"named": true,
"fields": {},
"children": {
"multiple": false,
"required": true,
"types": [
{
"type": "and",
"named": true
},
{
"type": "equal",
"named": true
},
{
"type": "identifier",
"named": true
},
{
"type": "not",
"named": true
},
{
"type": "not_equal",
"named": true
},
{
"type": "or",
"named": true
},
{
"type": "parenthesized",
"named": true
}
]
}
},
{
"type": "!",
"named": false
},
{
"type": "!=",
"named": false
},
{
"type": "&&",
"named": false
},
{
"type": "(",
"named": false
},
{
"type": ")",
"named": false
},
{
"type": "==",
"named": false
},
{
"type": "identifier",
"named": true
},
{
"type": "||",
"named": false
}
]

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@ -0,0 +1,527 @@
#include <tree_sitter/parser.h>
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
#endif
#define LANGUAGE_VERSION 12
#define STATE_COUNT 18
#define LARGE_STATE_COUNT 6
#define SYMBOL_COUNT 17
#define ALIAS_COUNT 0
#define TOKEN_COUNT 9
#define EXTERNAL_TOKEN_COUNT 0
#define FIELD_COUNT 3
#define MAX_ALIAS_SEQUENCE_LENGTH 3
enum {
sym_identifier = 1,
anon_sym_BANG = 2,
anon_sym_AMP_AMP = 3,
anon_sym_PIPE_PIPE = 4,
anon_sym_EQ_EQ = 5,
anon_sym_BANG_EQ = 6,
anon_sym_LPAREN = 7,
anon_sym_RPAREN = 8,
sym_source = 9,
sym__expression = 10,
sym_not = 11,
sym_and = 12,
sym_or = 13,
sym_equal = 14,
sym_not_equal = 15,
sym_parenthesized = 16,
};
static const char *ts_symbol_names[] = {
[ts_builtin_sym_end] = "end",
[sym_identifier] = "identifier",
[anon_sym_BANG] = "!",
[anon_sym_AMP_AMP] = "&&",
[anon_sym_PIPE_PIPE] = "||",
[anon_sym_EQ_EQ] = "==",
[anon_sym_BANG_EQ] = "!=",
[anon_sym_LPAREN] = "(",
[anon_sym_RPAREN] = ")",
[sym_source] = "source",
[sym__expression] = "_expression",
[sym_not] = "not",
[sym_and] = "and",
[sym_or] = "or",
[sym_equal] = "equal",
[sym_not_equal] = "not_equal",
[sym_parenthesized] = "parenthesized",
};
static TSSymbol ts_symbol_map[] = {
[ts_builtin_sym_end] = ts_builtin_sym_end,
[sym_identifier] = sym_identifier,
[anon_sym_BANG] = anon_sym_BANG,
[anon_sym_AMP_AMP] = anon_sym_AMP_AMP,
[anon_sym_PIPE_PIPE] = anon_sym_PIPE_PIPE,
[anon_sym_EQ_EQ] = anon_sym_EQ_EQ,
[anon_sym_BANG_EQ] = anon_sym_BANG_EQ,
[anon_sym_LPAREN] = anon_sym_LPAREN,
[anon_sym_RPAREN] = anon_sym_RPAREN,
[sym_source] = sym_source,
[sym__expression] = sym__expression,
[sym_not] = sym_not,
[sym_and] = sym_and,
[sym_or] = sym_or,
[sym_equal] = sym_equal,
[sym_not_equal] = sym_not_equal,
[sym_parenthesized] = sym_parenthesized,
};
static const TSSymbolMetadata ts_symbol_metadata[] = {
[ts_builtin_sym_end] = {
.visible = false,
.named = true,
},
[sym_identifier] = {
.visible = true,
.named = true,
},
[anon_sym_BANG] = {
.visible = true,
.named = false,
},
[anon_sym_AMP_AMP] = {
.visible = true,
.named = false,
},
[anon_sym_PIPE_PIPE] = {
.visible = true,
.named = false,
},
[anon_sym_EQ_EQ] = {
.visible = true,
.named = false,
},
[anon_sym_BANG_EQ] = {
.visible = true,
.named = false,
},
[anon_sym_LPAREN] = {
.visible = true,
.named = false,
},
[anon_sym_RPAREN] = {
.visible = true,
.named = false,
},
[sym_source] = {
.visible = true,
.named = true,
},
[sym__expression] = {
.visible = false,
.named = true,
},
[sym_not] = {
.visible = true,
.named = true,
},
[sym_and] = {
.visible = true,
.named = true,
},
[sym_or] = {
.visible = true,
.named = true,
},
[sym_equal] = {
.visible = true,
.named = true,
},
[sym_not_equal] = {
.visible = true,
.named = true,
},
[sym_parenthesized] = {
.visible = true,
.named = true,
},
};
enum {
field_expression = 1,
field_left = 2,
field_right = 3,
};
static const char *ts_field_names[] = {
[0] = NULL,
[field_expression] = "expression",
[field_left] = "left",
[field_right] = "right",
};
static const TSFieldMapSlice ts_field_map_slices[3] = {
[1] = {.index = 0, .length = 1},
[2] = {.index = 1, .length = 2},
};
static const TSFieldMapEntry ts_field_map_entries[] = {
[0] =
{field_expression, 1},
[1] =
{field_left, 0},
{field_right, 2},
};
static TSSymbol ts_alias_sequences[3][MAX_ALIAS_SEQUENCE_LENGTH] = {
[0] = {0},
};
static uint16_t ts_non_terminal_alias_map[] = {
0,
};
static bool ts_lex(TSLexer *lexer, TSStateId state) {
START_LEXER();
eof = lexer->eof(lexer);
switch (state) {
case 0:
if (eof) ADVANCE(7);
if (lookahead == '!') ADVANCE(10);
if (lookahead == '&') ADVANCE(2);
if (lookahead == '(') ADVANCE(15);
if (lookahead == ')') ADVANCE(16);
if (lookahead == '=') ADVANCE(4);
if (lookahead == '|') ADVANCE(5);
if (lookahead == '\t' ||
lookahead == '\n' ||
lookahead == '\r' ||
lookahead == ' ') SKIP(0)
if (lookahead == '-' ||
('0' <= lookahead && lookahead <= '9') ||
('A' <= lookahead && lookahead <= 'Z') ||
lookahead == '_' ||
('a' <= lookahead && lookahead <= 'z')) ADVANCE(8);
END_STATE();
case 1:
if (lookahead == '!') ADVANCE(9);
if (lookahead == '(') ADVANCE(15);
if (lookahead == '\t' ||
lookahead == '\n' ||
lookahead == '\r' ||
lookahead == ' ') SKIP(1)
if (lookahead == '-' ||
('0' <= lookahead && lookahead <= '9') ||
('A' <= lookahead && lookahead <= 'Z') ||
lookahead == '_' ||
('a' <= lookahead && lookahead <= 'z')) ADVANCE(8);
END_STATE();
case 2:
if (lookahead == '&') ADVANCE(11);
END_STATE();
case 3:
if (lookahead == '=') ADVANCE(14);
END_STATE();
case 4:
if (lookahead == '=') ADVANCE(13);
END_STATE();
case 5:
if (lookahead == '|') ADVANCE(12);
END_STATE();
case 6:
if (eof) ADVANCE(7);
if (lookahead == '!') ADVANCE(3);
if (lookahead == '&') ADVANCE(2);
if (lookahead == ')') ADVANCE(16);
if (lookahead == '=') ADVANCE(4);
if (lookahead == '|') ADVANCE(5);
if (lookahead == '\t' ||
lookahead == '\n' ||
lookahead == '\r' ||
lookahead == ' ') SKIP(6)
END_STATE();
case 7:
ACCEPT_TOKEN(ts_builtin_sym_end);
END_STATE();
case 8:
ACCEPT_TOKEN(sym_identifier);
if (lookahead == '-' ||
('0' <= lookahead && lookahead <= '9') ||
('A' <= lookahead && lookahead <= 'Z') ||
lookahead == '_' ||
('a' <= lookahead && lookahead <= 'z')) ADVANCE(8);
END_STATE();
case 9:
ACCEPT_TOKEN(anon_sym_BANG);
END_STATE();
case 10:
ACCEPT_TOKEN(anon_sym_BANG);
if (lookahead == '=') ADVANCE(14);
END_STATE();
case 11:
ACCEPT_TOKEN(anon_sym_AMP_AMP);
END_STATE();
case 12:
ACCEPT_TOKEN(anon_sym_PIPE_PIPE);
END_STATE();
case 13:
ACCEPT_TOKEN(anon_sym_EQ_EQ);
END_STATE();
case 14:
ACCEPT_TOKEN(anon_sym_BANG_EQ);
END_STATE();
case 15:
ACCEPT_TOKEN(anon_sym_LPAREN);
END_STATE();
case 16:
ACCEPT_TOKEN(anon_sym_RPAREN);
END_STATE();
default:
return false;
}
}
static TSLexMode ts_lex_modes[STATE_COUNT] = {
[0] = {.lex_state = 0},
[1] = {.lex_state = 1},
[2] = {.lex_state = 1},
[3] = {.lex_state = 1},
[4] = {.lex_state = 1},
[5] = {.lex_state = 1},
[6] = {.lex_state = 6},
[7] = {.lex_state = 0},
[8] = {.lex_state = 0},
[9] = {.lex_state = 0},
[10] = {.lex_state = 0},
[11] = {.lex_state = 0},
[12] = {.lex_state = 0},
[13] = {.lex_state = 0},
[14] = {.lex_state = 0},
[15] = {.lex_state = 0},
[16] = {.lex_state = 0},
[17] = {.lex_state = 0},
};
static uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
[0] = {
[ts_builtin_sym_end] = ACTIONS(1),
[sym_identifier] = ACTIONS(1),
[anon_sym_BANG] = ACTIONS(1),
[anon_sym_AMP_AMP] = ACTIONS(1),
[anon_sym_PIPE_PIPE] = ACTIONS(1),
[anon_sym_EQ_EQ] = ACTIONS(1),
[anon_sym_BANG_EQ] = ACTIONS(1),
[anon_sym_LPAREN] = ACTIONS(1),
[anon_sym_RPAREN] = ACTIONS(1),
},
[1] = {
[sym_source] = STATE(15),
[sym__expression] = STATE(13),
[sym_not] = STATE(13),
[sym_and] = STATE(13),
[sym_or] = STATE(13),
[sym_equal] = STATE(13),
[sym_not_equal] = STATE(13),
[sym_parenthesized] = STATE(13),
[sym_identifier] = ACTIONS(3),
[anon_sym_BANG] = ACTIONS(5),
[anon_sym_LPAREN] = ACTIONS(7),
},
[2] = {
[sym__expression] = STATE(7),
[sym_not] = STATE(7),
[sym_and] = STATE(7),
[sym_or] = STATE(7),
[sym_equal] = STATE(7),
[sym_not_equal] = STATE(7),
[sym_parenthesized] = STATE(7),
[sym_identifier] = ACTIONS(3),
[anon_sym_BANG] = ACTIONS(5),
[anon_sym_LPAREN] = ACTIONS(7),
},
[3] = {
[sym__expression] = STATE(14),
[sym_not] = STATE(14),
[sym_and] = STATE(14),
[sym_or] = STATE(14),
[sym_equal] = STATE(14),
[sym_not_equal] = STATE(14),
[sym_parenthesized] = STATE(14),
[sym_identifier] = ACTIONS(3),
[anon_sym_BANG] = ACTIONS(5),
[anon_sym_LPAREN] = ACTIONS(7),
},
[4] = {
[sym__expression] = STATE(11),
[sym_not] = STATE(11),
[sym_and] = STATE(11),
[sym_or] = STATE(11),
[sym_equal] = STATE(11),
[sym_not_equal] = STATE(11),
[sym_parenthesized] = STATE(11),
[sym_identifier] = ACTIONS(3),
[anon_sym_BANG] = ACTIONS(5),
[anon_sym_LPAREN] = ACTIONS(7),
},
[5] = {
[sym__expression] = STATE(12),
[sym_not] = STATE(12),
[sym_and] = STATE(12),
[sym_or] = STATE(12),
[sym_equal] = STATE(12),
[sym_not_equal] = STATE(12),
[sym_parenthesized] = STATE(12),
[sym_identifier] = ACTIONS(3),
[anon_sym_BANG] = ACTIONS(5),
[anon_sym_LPAREN] = ACTIONS(7),
},
};
static uint16_t ts_small_parse_table[] = {
[0] = 3,
ACTIONS(11), 1,
anon_sym_EQ_EQ,
ACTIONS(13), 1,
anon_sym_BANG_EQ,
ACTIONS(9), 4,
ts_builtin_sym_end,
anon_sym_AMP_AMP,
anon_sym_PIPE_PIPE,
anon_sym_RPAREN,
[13] = 1,
ACTIONS(15), 4,
ts_builtin_sym_end,
anon_sym_AMP_AMP,
anon_sym_PIPE_PIPE,
anon_sym_RPAREN,
[20] = 1,
ACTIONS(17), 4,
ts_builtin_sym_end,
anon_sym_AMP_AMP,
anon_sym_PIPE_PIPE,
anon_sym_RPAREN,
[27] = 1,
ACTIONS(19), 4,
ts_builtin_sym_end,
anon_sym_AMP_AMP,
anon_sym_PIPE_PIPE,
anon_sym_RPAREN,
[34] = 1,
ACTIONS(21), 4,
ts_builtin_sym_end,
anon_sym_AMP_AMP,
anon_sym_PIPE_PIPE,
anon_sym_RPAREN,
[41] = 1,
ACTIONS(23), 4,
ts_builtin_sym_end,
anon_sym_AMP_AMP,
anon_sym_PIPE_PIPE,
anon_sym_RPAREN,
[48] = 2,
ACTIONS(27), 1,
anon_sym_AMP_AMP,
ACTIONS(25), 3,
ts_builtin_sym_end,
anon_sym_PIPE_PIPE,
anon_sym_RPAREN,
[57] = 3,
ACTIONS(27), 1,
anon_sym_AMP_AMP,
ACTIONS(29), 1,
ts_builtin_sym_end,
ACTIONS(31), 1,
anon_sym_PIPE_PIPE,
[67] = 3,
ACTIONS(27), 1,
anon_sym_AMP_AMP,
ACTIONS(31), 1,
anon_sym_PIPE_PIPE,
ACTIONS(33), 1,
anon_sym_RPAREN,
[77] = 1,
ACTIONS(35), 1,
ts_builtin_sym_end,
[81] = 1,
ACTIONS(37), 1,
sym_identifier,
[85] = 1,
ACTIONS(39), 1,
sym_identifier,
};
static uint32_t ts_small_parse_table_map[] = {
[SMALL_STATE(6)] = 0,
[SMALL_STATE(7)] = 13,
[SMALL_STATE(8)] = 20,
[SMALL_STATE(9)] = 27,
[SMALL_STATE(10)] = 34,
[SMALL_STATE(11)] = 41,
[SMALL_STATE(12)] = 48,
[SMALL_STATE(13)] = 57,
[SMALL_STATE(14)] = 67,
[SMALL_STATE(15)] = 77,
[SMALL_STATE(16)] = 81,
[SMALL_STATE(17)] = 85,
};
static TSParseActionEntry ts_parse_actions[] = {
[0] = {.entry = {.count = 0, .reusable = false}},
[1] = {.entry = {.count = 1, .reusable = false}}, RECOVER(),
[3] = {.entry = {.count = 1, .reusable = true}}, SHIFT(6),
[5] = {.entry = {.count = 1, .reusable = true}}, SHIFT(2),
[7] = {.entry = {.count = 1, .reusable = true}}, SHIFT(3),
[9] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym__expression, 1),
[11] = {.entry = {.count = 1, .reusable = true}}, SHIFT(16),
[13] = {.entry = {.count = 1, .reusable = true}}, SHIFT(17),
[15] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_not, 2, .production_id = 1),
[17] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_equal, 3, .production_id = 2),
[19] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_not_equal, 3, .production_id = 2),
[21] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_parenthesized, 3, .production_id = 1),
[23] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_and, 3, .production_id = 2),
[25] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_or, 3, .production_id = 2),
[27] = {.entry = {.count = 1, .reusable = true}}, SHIFT(4),
[29] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_source, 1),
[31] = {.entry = {.count = 1, .reusable = true}}, SHIFT(5),
[33] = {.entry = {.count = 1, .reusable = true}}, SHIFT(10),
[35] = {.entry = {.count = 1, .reusable = true}}, ACCEPT_INPUT(),
[37] = {.entry = {.count = 1, .reusable = true}}, SHIFT(8),
[39] = {.entry = {.count = 1, .reusable = true}}, SHIFT(9),
};
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _WIN32
#define extern __declspec(dllexport)
#endif
extern const TSLanguage *tree_sitter_context_predicate(void) {
static TSLanguage language = {
.version = LANGUAGE_VERSION,
.symbol_count = SYMBOL_COUNT,
.alias_count = ALIAS_COUNT,
.token_count = TOKEN_COUNT,
.external_token_count = EXTERNAL_TOKEN_COUNT,
.symbol_names = ts_symbol_names,
.symbol_metadata = ts_symbol_metadata,
.parse_table = (const uint16_t *)ts_parse_table,
.parse_actions = ts_parse_actions,
.lex_modes = ts_lex_modes,
.alias_sequences = (const TSSymbol *)ts_alias_sequences,
.max_alias_sequence_length = MAX_ALIAS_SEQUENCE_LENGTH,
.lex_fn = ts_lex,
.field_count = FIELD_COUNT,
.field_map_slices = (const TSFieldMapSlice *)ts_field_map_slices,
.field_map_entries = (const TSFieldMapEntry *)ts_field_map_entries,
.field_names = ts_field_names,
.large_state_count = LARGE_STATE_COUNT,
.small_parse_table = (const uint16_t *)ts_small_parse_table,
.small_parse_table_map = (const uint32_t *)ts_small_parse_table_map,
.public_symbol_map = ts_symbol_map,
.alias_map = ts_non_terminal_alias_map,
.state_count = STATE_COUNT,
};
return &language;
}
#ifdef __cplusplus
}
#endif

View File

@ -0,0 +1,238 @@
#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 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 uint16_t TSStateId;
typedef struct {
bool visible : 1;
bool named : 1;
bool supertype: 1;
} 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 *);
};
typedef enum {
TSParseActionTypeShift,
TSParseActionTypeReduce,
TSParseActionTypeAccept,
TSParseActionTypeRecover,
} TSParseActionType;
typedef struct {
union {
struct {
TSStateId state;
bool extra : 1;
bool repetition : 1;
} shift;
struct {
TSSymbol symbol;
int16_t dynamic_precedence;
uint8_t child_count;
uint8_t production_id;
} reduce;
} params;
TSParseActionType type : 4;
} TSParseAction;
typedef struct {
uint16_t lex_state;
uint16_t external_lex_state;
} TSLexMode;
typedef union {
TSParseAction action;
struct {
uint8_t count;
bool reusable : 1;
} entry;
} TSParseActionEntry;
struct TSLanguage {
uint32_t version;
uint32_t symbol_count;
uint32_t alias_count;
uint32_t token_count;
uint32_t external_token_count;
const char **symbol_names;
const TSSymbolMetadata *symbol_metadata;
const uint16_t *parse_table;
const TSParseActionEntry *parse_actions;
const TSLexMode *lex_modes;
const TSSymbol *alias_sequences;
uint16_t max_alias_sequence_length;
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;
uint32_t field_count;
const TSFieldMapSlice *field_map_slices;
const TSFieldMapEntry *field_map_entries;
const char **field_names;
uint32_t large_state_count;
const uint16_t *small_parse_table;
const uint32_t *small_parse_table_map;
const TSSymbol *public_symbol_map;
const uint16_t *alias_map;
uint32_t state_count;
};
/*
* Lexer Macros
*/
#define START_LEXER() \
bool result = false; \
bool skip = false; \
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 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) \
{ \
{ \
.params = { \
.shift = { \
.state = state_value \
} \
}, \
.type = TSParseActionTypeShift \
} \
}
#define SHIFT_REPEAT(state_value) \
{ \
{ \
.params = { \
.shift = { \
.state = state_value, \
.repetition = true \
} \
}, \
.type = TSParseActionTypeShift \
} \
}
#define RECOVER() \
{ \
{ .type = TSParseActionTypeRecover } \
}
#define SHIFT_EXTRA() \
{ \
{ \
.params = { \
.shift = { \
.extra = true \
} \
}, \
.type = TSParseActionTypeShift \
} \
}
#define REDUCE(symbol_val, child_count_val, ...) \
{ \
{ \
.params = { \
.reduce = { \
.symbol = symbol_val, \
.child_count = child_count_val, \
__VA_ARGS__ \
}, \
}, \
.type = TSParseActionTypeReduce \
} \
}
#define ACCEPT_INPUT() \
{ \
{ .type = TSParseActionTypeAccept } \
}
#ifdef __cplusplus
}
#endif
#endif // TREE_SITTER_PARSER_H_

View File

@ -6,7 +6,7 @@ use std::{
use tree_sitter::{Language, Node, Parser};
extern "C" {
fn tree_sitter_zed_context_predicate() -> Language;
fn tree_sitter_context_predicate() -> Language;
}
pub struct Matcher {
@ -247,7 +247,7 @@ impl Context {
impl ContextPredicate {
fn parse(source: &str) -> anyhow::Result<Self> {
let mut parser = Parser::new();
let language = unsafe { tree_sitter_zed_context_predicate() };
let language = unsafe { tree_sitter_context_predicate() };
parser.set_language(language).unwrap();
let source = source.as_bytes();
let tree = parser.parse(source, None).unwrap();