mirror of https://github.com/Wilfred/difftastic/
Remove old lua grammar
Wilfred Hughes
parent
2e016566ac
commit
9e44712cda
@ -1,10 +0,0 @@
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# EditorConfig is awesome: http://EditorConfig.org
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root = true
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[*]
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indent_style = space
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indent_size = 2
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charset = utf-8
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trim_trailing_whitespace = true
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insert_final_newline = true
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end_of_line = lf
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@ -1,15 +0,0 @@
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# dependencies
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/node_modules
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# testing
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/parser.exp
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/parser.lib
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/parser.obj
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/scanner.obj
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# production
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/build
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# misc
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.DS_Store
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*.log
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@ -1,32 +0,0 @@
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language: node_js
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sudo: false
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node_js:
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- 10
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os:
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- linux
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matrix:
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include:
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- os: osx
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- os: linux
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env: CXX=clang++
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branches:
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only:
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- master
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- "/^v.*$/"
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deploy:
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provider: script
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script: npm run dist && npm run dist:upload -u ${PREBUILD_UPLOAD}
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skip_cleanup: true
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on:
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all_branches: true
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tags: true
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env:
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global:
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secure: 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@ -1,25 +0,0 @@
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[package]
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name = "tree-sitter-lua"
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description = "lua grammar for the tree-sitter parsing library"
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version = "0.0.1"
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keywords = ["incremental", "parsing", "lua"]
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categories = ["parsing", "text-editors"]
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repository = "https://github.com/tree-sitter/tree-sitter-javascript"
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edition = "2018"
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build = "bindings/rust/build.rs"
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include = [
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"bindings/rust/*",
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"grammar.js",
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"queries/*",
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"src/*",
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]
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[lib]
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path = "bindings/rust/lib.rs"
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[dependencies]
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tree-sitter = "0.19"
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[build-dependencies]
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cc = "1.0"
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@ -1,21 +0,0 @@
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The MIT License (MIT)
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Copyright (c) 2020 Ademir J. Ferreira Junior
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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@ -1,15 +0,0 @@
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# tree-sitter-lua
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[](https://travis-ci.org/Azganoth/tree-sitter-lua)
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[](https://ci.appveyor.com/project/Azganoth/tree-sitter-lua/branch/master)
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Lua grammar for tree-sitter.
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## References
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- [Lua Documentation](https://www.lua.org/docs.html)
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- [Lua 5.3 Reference Manual](https://www.lua.org/manual/5.3/)
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## License
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This package is under a [MIT license](https://github.com/Azganoth/tree-sitter-lua/blob/master/LICENSE.md).
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@ -1,28 +0,0 @@
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image: Visual Studio 2015
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environment:
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NODEJS_VERSION: "10"
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PREBUILD_UPLOAD:
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secure: wFXEkNtRRO23ArXLq0wwWb77936/rCD4Pquty4hHH9wSdOZftPSvveLZvNbwWf2N
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platform:
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- x64
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- x86
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install:
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- ps: Install-Product node $env:NODEJS_VERSION $env:Platform
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- node --version
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- npm --version
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- npm install
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test_script:
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- npm run test
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build: off
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branches:
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only:
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- master
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- /^v.*$/
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deploy_script: IF "%APPVEYOR_REPO_TAG%" == "true" (npm run dist && npm run dist:upload -u %PREBUILD_UPLOAD%)
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@ -1,19 +0,0 @@
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{
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"targets": [
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{
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"target_name": "tree_sitter_lua_binding",
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"include_dirs": [
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"<!(node -e \"require('nan')\")",
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"src"
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],
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"sources": [
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"src/parser.c",
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"bindings/node/binding.cc",
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"src/scanner.cc"
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],
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"cflags_c": [
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"-std=c99",
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]
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}
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]
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}
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@ -1,28 +0,0 @@
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#include "tree_sitter/parser.h"
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#include <node.h>
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#include "nan.h"
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using namespace v8;
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extern "C" TSLanguage * tree_sitter_lua();
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namespace {
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NAN_METHOD(New) {}
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void Init(Local<Object> exports, Local<Object> module) {
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Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(New);
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tpl->SetClassName(Nan::New("Language").ToLocalChecked());
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tpl->InstanceTemplate()->SetInternalFieldCount(1);
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Local<Function> constructor = Nan::GetFunction(tpl).ToLocalChecked();
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Local<Object> instance = constructor->NewInstance(Nan::GetCurrentContext()).ToLocalChecked();
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Nan::SetInternalFieldPointer(instance, 0, tree_sitter_lua());
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Nan::Set(instance, Nan::New("name").ToLocalChecked(), Nan::New("lua").ToLocalChecked());
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Nan::Set(module, Nan::New("exports").ToLocalChecked(), instance);
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}
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NODE_MODULE(tree_sitter_lua_binding, Init)
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} // namespace
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@ -1,19 +0,0 @@
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try {
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module.exports = require("../../build/Release/tree_sitter_lua_binding");
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} catch (error1) {
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if (error1.code !== 'MODULE_NOT_FOUND') {
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throw error1;
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}
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try {
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module.exports = require("../../build/Debug/tree_sitter_lua_binding");
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} catch (error2) {
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if (error2.code !== 'MODULE_NOT_FOUND') {
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throw error2;
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}
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throw error1
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}
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}
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try {
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module.exports.nodeTypeInfo = require("../../src/node-types.json");
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} catch (_) {}
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fn main() {
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let src_dir = std::path::Path::new("src");
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let mut c_config = cc::Build::new();
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c_config.include(&src_dir);
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c_config
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.flag_if_supported("-Wno-unused-parameter")
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.flag_if_supported("-Wno-unused-but-set-variable")
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.flag_if_supported("-Wno-trigraphs");
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let parser_path = src_dir.join("parser.c");
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c_config.file(&parser_path);
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// If your language uses an external scanner written in C,
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// then include this block of code:
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/*
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let scanner_path = src_dir.join("scanner.c");
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c_config.file(&scanner_path);
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println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
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*/
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println!("cargo:rerun-if-changed={}", parser_path.to_str().unwrap());
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c_config.compile("parser");
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// If your language uses an external scanner written in C++,
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// then include this block of code:
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/*
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let mut cpp_config = cc::Build::new();
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cpp_config.cpp(true);
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cpp_config.include(&src_dir);
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cpp_config
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.flag_if_supported("-Wno-unused-parameter")
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.flag_if_supported("-Wno-unused-but-set-variable");
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let scanner_path = src_dir.join("scanner.cc");
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cpp_config.file(&scanner_path);
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println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
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cpp_config.compile("scanner");
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*/
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}
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@ -1,52 +0,0 @@
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//! This crate provides lua language support for the [tree-sitter][] parsing library.
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//!
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//! Typically, you will use the [language][language func] function to add this language to a
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//! tree-sitter [Parser][], and then use the parser to parse some code:
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//!
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//! ```
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//! let code = "";
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//! let mut parser = tree_sitter::Parser::new();
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//! parser.set_language(tree_sitter_javascript::language()).expect("Error loading lua grammar");
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//! let tree = parser.parse(code, None).unwrap();
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//! ```
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//!
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//! [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
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//! [language func]: fn.language.html
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//! [Parser]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Parser.html
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//! [tree-sitter]: https://tree-sitter.github.io/
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use tree_sitter::Language;
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extern "C" {
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fn tree_sitter_lua() -> Language;
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}
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/// Get the tree-sitter [Language][] for this grammar.
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///
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/// [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
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pub fn language() -> Language {
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unsafe { tree_sitter_lua() }
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}
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/// The content of the [`node-types.json`][] file for this grammar.
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///
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/// [`node-types.json`]: https://tree-sitter.github.io/tree-sitter/using-parsers#static-node-types
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pub const NODE_TYPES: &'static str = include_str!("../../src/node-types.json");
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// Uncomment these to include any queries that this grammar contains
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// pub const HIGHLIGHTS_QUERY: &'static str = include_str!("../../queries/highlights.scm");
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// pub const INJECTIONS_QUERY: &'static str = include_str!("../../queries/injections.scm");
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// pub const LOCALS_QUERY: &'static str = include_str!("../../queries/locals.scm");
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// pub const TAGS_QUERY: &'static str = include_str!("../../queries/tags.scm");
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#[cfg(test)]
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mod tests {
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#[test]
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fn test_can_load_grammar() {
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let mut parser = tree_sitter::Parser::new();
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parser
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.set_language(super::language())
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.expect("Error loading lua language");
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}
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}
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@ -1,52 +0,0 @@
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============================================
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Comments
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============================================
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--
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-- single-line comment, below an empty single-line comment
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--[[
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"block comment"
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--]]
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--[[
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"block comment"
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]]
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-- [[
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"not block comment"
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--]]
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--[==[
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"level 2 block comment"
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-- ]==]
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--[==[
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"level 2 block comment"
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]==]
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-- [==[
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"not level 2 block comment"
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--]==]
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---
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(program
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(comment)
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(comment)
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(comment)
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(comment)
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(comment)
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(expression (string))
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(comment)
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(comment)
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(comment)
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(comment)
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(expression (string))
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(comment))
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@ -1,90 +0,0 @@
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============================================
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Tables
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============================================
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food = {
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["favorites"] = {
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['pizza'] = true,
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hotdog = false
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}
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}
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local games = {
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favorites = {
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{ 'the witcher', "world of warcraft", 'dragon age', "mass effect" }
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}
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}
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---
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(program
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(variable_declaration (variable_declarator (identifier))
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(table
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(field (string)
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(table
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(field (string) (true))
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(field (identifier) (false))))))
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(local_variable_declaration (variable_declarator (identifier))
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(table
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(field (identifier)
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(table
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(field
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(table
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(field (string))
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(field (string))
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(field (string))
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(field (string)))))))))
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============================================
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Binary operations
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============================================
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a = i + j * 3 - j % 5
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b = k + v % 5 ^ 2
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c = i * 2 ^ j
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---
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(program
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(variable_declaration (variable_declarator (identifier))
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(binary_operation
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(binary_operation (identifier)
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(binary_operation (identifier) (number)))
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(binary_operation (identifier) (number))))
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(variable_declaration (variable_declarator (identifier))
|
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(binary_operation (identifier)
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(binary_operation (identifier)
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(binary_operation (number) (number)))))
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(variable_declaration (variable_declarator (identifier))
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(binary_operation (identifier)
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(binary_operation (number) (identifier)))))
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============================================
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Unary operations
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============================================
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food_table_size = #food
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negative_value = -value
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tern_bool = not condition and true or false
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---
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(program
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(variable_declaration (variable_declarator (identifier))
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(unary_operation (identifier)))
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|
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(variable_declaration (variable_declarator (identifier))
|
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(unary_operation (identifier)))
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|
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(variable_declaration (variable_declarator (identifier))
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(binary_operation
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(binary_operation
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(unary_operation (identifier)) (true))
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(false))))
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@ -1,107 +0,0 @@
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============================================
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Function definitions
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============================================
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f = function() return false end
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a.b.f = function() return true end
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local f
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f = function() return 'some string' end
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a.b.f = function(self, test, ...) return 10 end
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---
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(program
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(variable_declaration (variable_declarator (identifier))
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(function_definition (parameters)
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(return_statement (false))))
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|
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(variable_declaration (variable_declarator
|
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(field_expression (field_expression (identifier) (property_identifier)) (property_identifier)))
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(function_definition (parameters)
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(return_statement (true))))
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(local_variable_declaration (variable_declarator (identifier)))
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|
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(variable_declaration (variable_declarator (identifier))
|
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(function_definition (parameters)
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(return_statement (string))))
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(variable_declaration (variable_declarator
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(field_expression (field_expression (identifier) (property_identifier)) (property_identifier)))
|
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(function_definition (parameters (self) (identifier) (spread))
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(return_statement (number)))))
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============================================
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Function statements
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============================================
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function f()
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return false
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end
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f = function() return false end
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|
||||
function t.a.b.c.f()
|
||||
return true
|
||||
end
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(function (function_name (identifier)) (parameters)
|
||||
(return_statement (false)))
|
||||
|
||||
(variable_declaration (variable_declarator (identifier))
|
||||
(function_definition (parameters)
|
||||
(return_statement (false))))
|
||||
|
||||
(function (function_name (function_name_field (identifier) (property_identifier) (property_identifier) (property_identifier) (property_identifier))) (parameters)
|
||||
(return_statement (true))))
|
||||
|
||||
|
||||
============================================
|
||||
Local function statements
|
||||
============================================
|
||||
|
||||
local function f()
|
||||
return 'some string'
|
||||
end
|
||||
|
||||
local f
|
||||
f = function() return 'some string' end
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(local_function (identifier) (parameters)
|
||||
(return_statement (string)))
|
||||
|
||||
(local_variable_declaration (variable_declarator (identifier)))
|
||||
(variable_declaration (variable_declarator (identifier))
|
||||
(function_definition (parameters)
|
||||
(return_statement (string)))))
|
||||
|
||||
============================================
|
||||
Function calls
|
||||
============================================
|
||||
|
||||
f(3)
|
||||
|
||||
f(r(), 10)
|
||||
|
||||
g(5, r())
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(function_call (identifier)
|
||||
(arguments (number)))
|
||||
|
||||
(function_call (identifier)
|
||||
(arguments (function_call (identifier) (arguments)) (number)))
|
||||
|
||||
(function_call (identifier)
|
||||
(arguments (number) (function_call (identifier) (arguments)))))
|
||||
@ -1,83 +0,0 @@
|
||||
============================================
|
||||
Literal strings (short/long)
|
||||
============================================
|
||||
|
||||
'a short literal string with single \'quote\''
|
||||
"a short literal string with double \"quote\""
|
||||
|
||||
[[
|
||||
a level 0 long literal string
|
||||
with double brackets [=[ a level 1 string completely ignored ]=]
|
||||
]]
|
||||
|
||||
[==[
|
||||
a level 2 long literal string
|
||||
with double brackets [[ a level 0 string completely ignored ]]
|
||||
]==]
|
||||
|
||||
"a string with comment token inside -> -- disabled comment"
|
||||
|
||||
[[
|
||||
a level 0 long literal string with comment token inside -> -- disabled comment
|
||||
]]
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(expression (string))
|
||||
(expression (string))
|
||||
|
||||
(expression (string))
|
||||
|
||||
(expression (string))
|
||||
|
||||
(expression (string))
|
||||
|
||||
(expression (string)))
|
||||
|
||||
============================================
|
||||
Numeric constants
|
||||
============================================
|
||||
|
||||
3
|
||||
345
|
||||
0xff
|
||||
0xBEBADA
|
||||
3.0
|
||||
3.1416
|
||||
314.16e-2
|
||||
0.31416E1
|
||||
34e1
|
||||
0x0.1E
|
||||
0xA23p-4
|
||||
0X1.921FB54442D18P+1
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number))
|
||||
(expression (number)))
|
||||
|
||||
=============================
|
||||
Shebang
|
||||
=============================
|
||||
|
||||
#!foobar
|
||||
|
||||
return
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(shebang)
|
||||
(return_statement))
|
||||
@ -1,216 +0,0 @@
|
||||
============================================
|
||||
Do statements
|
||||
============================================
|
||||
|
||||
do
|
||||
local a2 = 2 * a
|
||||
local d = sqrt(b ^ 2 - 4 * a * c)
|
||||
x1 = (-b + d) / a2
|
||||
x2 = (-b - d) / a2
|
||||
end
|
||||
print(x1, x2)
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(do_statement
|
||||
(local_variable_declaration (variable_declarator (identifier))
|
||||
(binary_operation (number) (identifier)))
|
||||
(local_variable_declaration (variable_declarator (identifier))
|
||||
(function_call (identifier)
|
||||
(arguments
|
||||
(binary_operation
|
||||
(binary_operation (identifier) (number))
|
||||
(binary_operation
|
||||
(binary_operation (number) (identifier))
|
||||
(identifier))))))
|
||||
(variable_declaration (variable_declarator (identifier))
|
||||
(binary_operation
|
||||
(binary_operation (unary_operation (identifier))
|
||||
(identifier))
|
||||
(identifier)))
|
||||
(variable_declaration (variable_declarator (identifier))
|
||||
(binary_operation
|
||||
(binary_operation (unary_operation (identifier))
|
||||
(identifier))
|
||||
(identifier))))
|
||||
(function_call (identifier)
|
||||
(arguments (identifier) (identifier))))
|
||||
|
||||
============================================
|
||||
If clauses
|
||||
============================================
|
||||
|
||||
if num > 40 then
|
||||
print('over 40')
|
||||
elseif s ~= 'walternate' then
|
||||
io.write('not over 40\n')
|
||||
else
|
||||
thisIsGlobal = 5
|
||||
|
||||
local line = io.read()
|
||||
|
||||
print('Winter is coming, ' .. line)
|
||||
end
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(if_statement
|
||||
(condition_expression (binary_operation (identifier) (number)))
|
||||
(function_call (identifier)
|
||||
(arguments (string)))
|
||||
(elseif (condition_expression (binary_operation (identifier) (string)))
|
||||
(function_call (field_expression (identifier) (property_identifier))
|
||||
(arguments (string))))
|
||||
(else
|
||||
(variable_declaration (variable_declarator (identifier)) (number))
|
||||
|
||||
(local_variable_declaration (variable_declarator (identifier))
|
||||
(function_call (field_expression (identifier) (property_identifier))
|
||||
(arguments)))
|
||||
|
||||
(function_call (identifier)
|
||||
(arguments (binary_operation (string) (identifier)))))))
|
||||
|
||||
============================================
|
||||
While statements
|
||||
============================================
|
||||
|
||||
while num < 50 do
|
||||
num = num + 1
|
||||
end
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(while_statement
|
||||
(condition_expression
|
||||
(binary_operation (identifier) (number)))
|
||||
(variable_declaration (variable_declarator (identifier))
|
||||
(binary_operation (identifier) (number)))))
|
||||
|
||||
============================================
|
||||
Repeat statements
|
||||
============================================
|
||||
|
||||
repeat
|
||||
print('the way of the future')
|
||||
num = num - 1
|
||||
until num == 0
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(repeat_statement
|
||||
(function_call (identifier) (arguments (string)))
|
||||
(variable_declaration (variable_declarator (identifier))
|
||||
(binary_operation (identifier) (number)))
|
||||
(condition_expression (binary_operation (identifier) (number)))))
|
||||
|
||||
============================================
|
||||
For statement
|
||||
============================================
|
||||
|
||||
karlSum = 0
|
||||
for i = 1, 100 do
|
||||
karlSum = karlSum + i
|
||||
end
|
||||
|
||||
fredSum = 0
|
||||
for j = 100, 1, -1 do
|
||||
fredSum = fredSum + j
|
||||
end
|
||||
|
||||
v = {'value1', 'value2', 1.21, 'gigawatts'}
|
||||
for i = 1, #v do
|
||||
print(v[i])
|
||||
end
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(variable_declaration (variable_declarator (identifier)) (number))
|
||||
(for_statement (loop_expression (identifier) (number) (number))
|
||||
(variable_declaration (variable_declarator (identifier))
|
||||
(binary_operation (identifier) (identifier))))
|
||||
|
||||
(variable_declaration (variable_declarator (identifier)) (number))
|
||||
(for_statement (loop_expression (identifier) (number) (number) (unary_operation (number)))
|
||||
(variable_declaration (variable_declarator (identifier))
|
||||
(binary_operation (identifier) (identifier))))
|
||||
|
||||
(variable_declaration (variable_declarator (identifier))
|
||||
(table (field (string)) (field (string)) (field (number)) (field (string))))
|
||||
(for_statement (loop_expression (identifier) (number) (unary_operation (identifier)))
|
||||
(function_call (identifier) (arguments (identifier) (identifier)))))
|
||||
|
||||
============================================
|
||||
For in statements
|
||||
============================================
|
||||
|
||||
for key, val in pairs(u) do
|
||||
print(key, val)
|
||||
end
|
||||
|
||||
for key, val in ipairs(u) do
|
||||
print(key, val)
|
||||
end
|
||||
|
||||
for key, val in next, u do
|
||||
print(key, val)
|
||||
end
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(for_in_statement (loop_expression (identifier) (identifier) (function_call (identifier) (arguments (identifier))))
|
||||
(function_call (identifier) (arguments (identifier) (identifier))))
|
||||
|
||||
(for_in_statement (loop_expression (identifier) (identifier) (function_call (identifier) (arguments (identifier))))
|
||||
(function_call (identifier) (arguments (identifier) (identifier))))
|
||||
|
||||
(for_in_statement (loop_expression (identifier) (identifier) (next) (identifier))
|
||||
(function_call (identifier) (arguments (identifier) (identifier)))))
|
||||
|
||||
============================================
|
||||
Goto statements
|
||||
============================================
|
||||
|
||||
goto someLuaLabel
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(goto_statement (identifier)))
|
||||
|
||||
============================================
|
||||
Break statements
|
||||
============================================
|
||||
|
||||
for i = 1, 10 do
|
||||
if i == 5 then
|
||||
break
|
||||
end
|
||||
end
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(for_statement
|
||||
(loop_expression (identifier) (number) (number))
|
||||
(if_statement
|
||||
(condition_expression
|
||||
(binary_operation (identifier) (number)))
|
||||
(break_statement))))
|
||||
|
||||
============================================
|
||||
Label statements
|
||||
============================================
|
||||
|
||||
:: someLuaLabel ::
|
||||
|
||||
---
|
||||
|
||||
(program
|
||||
(label_statement (identifier)))
|
||||
@ -1,91 +0,0 @@
|
||||
# The complete syntax of Lua
|
||||
|
||||
Here is the complete syntax of Lua in extended BNF. As usual in extended BNF, {A} means 0 or more As, and [A] means an optional A.
|
||||
|
||||
---
|
||||
|
||||
<pre>
|
||||
|
||||
chunk ::=
|
||||
block
|
||||
|
||||
block ::=
|
||||
{stat} [retstat]
|
||||
|
||||
stat ::=
|
||||
<b>';'</b> | varlist <b>'='</b> explist | functioncall | label | <b>break</b> | <b>goto</b> Name |
|
||||
<b>do</b> block <b>end</b> |
|
||||
<b>while</b> exp <b>do</b> block <b>end</b> |
|
||||
<b>repeat</b> block <b>until</b> exp |
|
||||
<b>if</b> exp <b>then</b> block {<b>elseif</b> exp <b>then</b> block} [<b>else</b> block] <b>end</b> |
|
||||
<b>for</b> Name <b>'='</b> exp <b>','</b> exp [<b>','</b> exp] <b>do</b> block <b>end</b> |
|
||||
<b>for</b> namelist <b>in</b> explist <b>do</b> block <b>end</b> |
|
||||
<b>function</b> funcname funcbody |
|
||||
<b>local</b> <b>function</b> Name funcbody |
|
||||
<b>local</b> namelist [<b>'='</b> explist]
|
||||
|
||||
retstat ::=
|
||||
<b>return</b> [explist] [<b>';'</b>]
|
||||
|
||||
label ::=
|
||||
<b>'::'</b> Name <b>'::'</b>
|
||||
|
||||
funcname ::=
|
||||
Name {<b>'.'</b> Name} [<b>':'</b> Name]
|
||||
|
||||
varlist ::=
|
||||
var {<b>,</b> var}
|
||||
|
||||
var ::=
|
||||
Name | prefixexp <b>'['</b> exp <b>']'</b> | prefixexp <b>'.'</b> Name
|
||||
|
||||
namelist ::=
|
||||
Name {<b>','</b> Name}
|
||||
|
||||
explist ::=
|
||||
exp {<b>','</b> exp}
|
||||
|
||||
exp ::=
|
||||
<b>nil</b> | <b>false</b> | <b>true</b> | Numeral | LiteralString | <b>'...'</b> | functiondef |
|
||||
prefixexp | tableconstructor | exp binop exp | unop exp
|
||||
|
||||
prefixexp ::=
|
||||
var | functioncall | <b>'('</b> exp <b>')'</b>
|
||||
|
||||
functioncall ::=
|
||||
prefixexp args | prefixexp <b>':'</b> Name args
|
||||
|
||||
args ::=
|
||||
<b>'('</b> [explist] <b>')'</b> | tableconstructor | LiteralString
|
||||
|
||||
functiondef ::=
|
||||
<b>function</b> funcbody
|
||||
|
||||
funcbody ::=
|
||||
<b>'('</b> [parlist] <b>')'</b> block <b>end</b>
|
||||
|
||||
parlist ::=
|
||||
namelist [<b>','</b> <b>'...'</b>] | <b>'...'</b>
|
||||
|
||||
tableconstructor ::=
|
||||
<b>'{'</b> [ fieldlist ] <b>'}'</b>
|
||||
|
||||
fieldlist ::=
|
||||
field {fieldsep field} [fieldsep]
|
||||
|
||||
field ::=
|
||||
<b>'['</b> exp <b>']'</b> <b>'='</b> exp | Name <b>'='</b> exp | exp
|
||||
|
||||
fieldsep ::=
|
||||
<b>','</b> | <b>';'</b>
|
||||
|
||||
binop ::=
|
||||
<b>'+'</b> | <b>'-'</b> | <b>'*'</b> | <b>'/'</b> | <b>'//'</b> | <b>'^'</b> | <b>'%'</b> |
|
||||
<b>'&'</b> | <b>'~'</b> | <b>'|'</b> | <b>'>>'</b> | <b>'<<'</b> | <b>'..'</b> |
|
||||
<b>'<'</b> | <b>'<='</b> | <b>'>'</b> | <b>'>='</b> | <b>'=='</b> | <b>'~='</b> |
|
||||
<b>not</b> | <b>or</b>
|
||||
|
||||
unop ::=
|
||||
<b>'-'</b> | <b>not</b> | <b>'#'</b> | <b>'~'</b>
|
||||
|
||||
</pre>
|
||||
@ -1,410 +0,0 @@
|
||||
const PREC = {
|
||||
COMMA: -1,
|
||||
PRIORITY: 1,
|
||||
|
||||
OR: 1, //=> or
|
||||
AND: 2, //=> and
|
||||
COMPARE: 3, //=> < <= == ~= >= >
|
||||
BIT_OR: 4, //=> |
|
||||
BIT_NOT: 5, //=> ~
|
||||
BIT_AND: 6, //=> &
|
||||
SHIFT: 7, //=> << >>
|
||||
CONCAT: 8, //=> ..
|
||||
PLUS: 9, //=> + -
|
||||
MULTI: 10, //=> * / // %
|
||||
UNARY: 11, //=> not # - ~
|
||||
POWER: 12 //=> ^
|
||||
}
|
||||
|
||||
module.exports = grammar({
|
||||
name: 'lua',
|
||||
|
||||
extras: $ => [
|
||||
$.comment,
|
||||
/[\s\n]/
|
||||
],
|
||||
|
||||
inline: $ => [
|
||||
$._statement
|
||||
],
|
||||
|
||||
conflicts: $ => [
|
||||
[$._prefix],
|
||||
[$._expression, $._variable_declarator],
|
||||
[$._expression, $.function_call_statement],
|
||||
[$.function_name, $.function_name_field]
|
||||
],
|
||||
|
||||
externals: $ => [
|
||||
$.comment,
|
||||
$.string
|
||||
],
|
||||
|
||||
rules: {
|
||||
program: $ => seq(optional($.shebang), repeat($._statement), optional($.return_statement)),
|
||||
|
||||
shebang: $ => /#!.*\n/,
|
||||
|
||||
// Return statement
|
||||
return_statement: $ => seq(
|
||||
'return',
|
||||
optional(commaSeq($._expression)),
|
||||
optional($._empty_statement)
|
||||
),
|
||||
|
||||
// Statements
|
||||
_statement: $ => choice(
|
||||
alias($._expression, $.expression),
|
||||
|
||||
$.variable_declaration,
|
||||
$.local_variable_declaration,
|
||||
|
||||
$.do_statement,
|
||||
$.if_statement,
|
||||
$.while_statement,
|
||||
$.repeat_statement,
|
||||
$.for_statement,
|
||||
$.for_in_statement,
|
||||
|
||||
$.goto_statement,
|
||||
$.break_statement,
|
||||
|
||||
$.label_statement,
|
||||
$._empty_statement,
|
||||
|
||||
alias($.function_statement, $.function),
|
||||
alias($.local_function_statement, $.local_function),
|
||||
alias($.function_call_statement, $.function_call)
|
||||
),
|
||||
|
||||
// Statements: Variable eclarations
|
||||
variable_declaration: $ => seq(
|
||||
commaSeq(alias($._variable_declarator, $.variable_declarator)),
|
||||
'=',
|
||||
commaSeq($._expression)
|
||||
),
|
||||
|
||||
local_variable_declaration: $ => seq(
|
||||
'local',
|
||||
alias($._local_variable_declarator, $.variable_declarator),
|
||||
optional(seq('=', commaSeq($._expression)))
|
||||
),
|
||||
|
||||
_variable_declarator: $ => choice(
|
||||
$.identifier,
|
||||
seq($._prefix, '[', $._expression, ']'),
|
||||
$.field_expression
|
||||
),
|
||||
|
||||
field_expression: $ => seq($._prefix, '.', alias($.identifier, $.property_identifier)),
|
||||
|
||||
_local_variable_declarator: $ => commaSeq($.identifier),
|
||||
|
||||
// Statements: Control statements
|
||||
do_statement: $ => seq(
|
||||
'do',
|
||||
repeat($._statement),
|
||||
optional($.return_statement),
|
||||
'end'
|
||||
),
|
||||
|
||||
if_statement: $ => seq(
|
||||
'if',
|
||||
alias($._expression, $.condition_expression),
|
||||
'then',
|
||||
repeat($._statement),
|
||||
optional($.return_statement),
|
||||
repeat($.elseif),
|
||||
optional($.else),
|
||||
'end'
|
||||
),
|
||||
|
||||
elseif: $ => seq(
|
||||
'elseif',
|
||||
alias($._expression, $.condition_expression),
|
||||
'then',
|
||||
repeat($._statement),
|
||||
optional($.return_statement)
|
||||
),
|
||||
|
||||
else: $ => seq(
|
||||
'else',
|
||||
repeat($._statement),
|
||||
optional($.return_statement)
|
||||
),
|
||||
|
||||
while_statement: $ => seq(
|
||||
'while',
|
||||
alias($._expression, $.condition_expression),
|
||||
'do',
|
||||
repeat($._statement),
|
||||
optional($.return_statement),
|
||||
'end'
|
||||
),
|
||||
|
||||
repeat_statement: $ => seq(
|
||||
'repeat',
|
||||
repeat($._statement),
|
||||
optional($.return_statement),
|
||||
'until',
|
||||
alias($._expression, $.condition_expression)
|
||||
),
|
||||
|
||||
// Statements: For statements
|
||||
for_statement: $ => seq(
|
||||
'for',
|
||||
alias($._loop_expression, $.loop_expression),
|
||||
'do',
|
||||
repeat($._statement),
|
||||
optional($.return_statement),
|
||||
'end'
|
||||
),
|
||||
|
||||
for_in_statement: $ => seq(
|
||||
'for',
|
||||
alias($._in_loop_expression, $.loop_expression),
|
||||
'do',
|
||||
repeat($._statement),
|
||||
optional($.return_statement),
|
||||
'end'
|
||||
),
|
||||
|
||||
_loop_expression: $ => seq(
|
||||
$.identifier,
|
||||
'=',
|
||||
$._expression,
|
||||
',',
|
||||
$._expression,
|
||||
optional(seq(',', $._expression))
|
||||
),
|
||||
|
||||
_in_loop_expression: $ => seq(
|
||||
commaSeq($.identifier),
|
||||
'in',
|
||||
commaSeq($._expression),
|
||||
),
|
||||
|
||||
// Statements: Simple statements
|
||||
goto_statement: $ => seq(
|
||||
'goto',
|
||||
$.identifier
|
||||
),
|
||||
|
||||
break_statement: $ => 'break',
|
||||
|
||||
// Statements: Void statements
|
||||
label_statement: $ => seq(
|
||||
'::',
|
||||
$.identifier,
|
||||
'::'
|
||||
),
|
||||
|
||||
_empty_statement: $ => ';',
|
||||
|
||||
// Statements: Function statements
|
||||
function_statement: $ => seq(
|
||||
'function',
|
||||
$.function_name,
|
||||
$._function_body
|
||||
),
|
||||
|
||||
local_function_statement: $ => seq(
|
||||
'local',
|
||||
'function',
|
||||
$.identifier,
|
||||
$._function_body
|
||||
),
|
||||
|
||||
function_call_statement: $ => prec.dynamic(PREC.PRIORITY, choice(
|
||||
seq($._prefix, $.arguments),
|
||||
seq($._prefix, ':', alias($.identifier, $.method), $.arguments)
|
||||
)),
|
||||
|
||||
arguments: $ => choice(
|
||||
seq('(', optional(commaSeq($._expression)), ')'),
|
||||
$.table,
|
||||
$.string
|
||||
),
|
||||
|
||||
function_name: $ => seq(
|
||||
choice($.identifier,
|
||||
$.function_name_field
|
||||
),
|
||||
optional(seq(':', alias($.identifier, $.method)))
|
||||
),
|
||||
|
||||
function_name_field: $ => seq(
|
||||
field("object", $.identifier),
|
||||
repeat(seq('.', alias($.identifier, $.property_identifier))),
|
||||
),
|
||||
|
||||
parameters: $ => seq(
|
||||
'(',
|
||||
optional(seq(
|
||||
choice($.self, $.spread, $.identifier),
|
||||
repeat(seq(',', $.identifier)),
|
||||
optional(seq(',', $.spread))
|
||||
)),
|
||||
')'
|
||||
),
|
||||
|
||||
_function_body: $ => seq(
|
||||
$.parameters,
|
||||
repeat($._statement),
|
||||
optional($.return_statement),
|
||||
'end'
|
||||
),
|
||||
|
||||
// Expressions
|
||||
_expression: $ => choice(
|
||||
$.spread,
|
||||
$._prefix,
|
||||
|
||||
$.next,
|
||||
|
||||
$.function_definition,
|
||||
|
||||
$.table,
|
||||
|
||||
$.binary_operation,
|
||||
$.unary_operation,
|
||||
|
||||
$.string,
|
||||
$.number,
|
||||
$.nil,
|
||||
$.true,
|
||||
$.false,
|
||||
$.identifier
|
||||
),
|
||||
|
||||
// Expressions: Common
|
||||
spread: $ => '...',
|
||||
|
||||
self: $ => 'self',
|
||||
|
||||
next: $ => 'next',
|
||||
|
||||
global_variable: $ => choice('_G', '_VERSION'),
|
||||
|
||||
_prefix: $ => choice(
|
||||
$.self,
|
||||
$.global_variable,
|
||||
$._variable_declarator,
|
||||
prec(-1, alias($.function_call_statement, $.function_call)),
|
||||
seq('(', $._expression, ')')
|
||||
),
|
||||
|
||||
// Expressions: Function definition
|
||||
function_definition: $ => seq(
|
||||
'function',
|
||||
$._function_body
|
||||
),
|
||||
|
||||
// Expressions: Table expressions
|
||||
table: $ => seq(
|
||||
'{',
|
||||
optional($._field_sequence),
|
||||
'}'
|
||||
),
|
||||
|
||||
field: $ => choice(
|
||||
seq('[', $._expression, ']', '=', $._expression),
|
||||
seq($.identifier, '=', $._expression),
|
||||
$._expression
|
||||
),
|
||||
|
||||
_field_sequence: $ => prec(PREC.COMMA, seq(
|
||||
$.field,
|
||||
repeat(seq($._field_sep, $.field)),
|
||||
optional($._field_sep)
|
||||
)),
|
||||
|
||||
_field_sep: $ => choice(',', ';'),
|
||||
|
||||
// Expressions: Operation expressions
|
||||
binary_operation: $ => choice(
|
||||
...[
|
||||
['or', PREC.OR],
|
||||
['and', PREC.AND],
|
||||
['<', PREC.COMPARE],
|
||||
['<=', PREC.COMPARE],
|
||||
['==', PREC.COMPARE],
|
||||
['~=', PREC.COMPARE],
|
||||
['>=', PREC.COMPARE],
|
||||
['>', PREC.COMPARE],
|
||||
['|', PREC.BIT_OR],
|
||||
['~', PREC.BIT_NOT],
|
||||
['&', PREC.BIT_AND],
|
||||
['<<', PREC.SHIFT],
|
||||
['>>', PREC.SHIFT],
|
||||
['+', PREC.PLUS],
|
||||
['-', PREC.PLUS],
|
||||
['*', PREC.MULTI],
|
||||
['/', PREC.MULTI],
|
||||
['//', PREC.MULTI],
|
||||
['%', PREC.MULTI],
|
||||
].map(([operator, precedence]) => prec.left(precedence, seq(
|
||||
$._expression,
|
||||
operator,
|
||||
$._expression
|
||||
))),
|
||||
...[
|
||||
['..', PREC.CONCAT],
|
||||
['^', PREC.POWER],
|
||||
].map(([operator, precedence]) => prec.right(precedence, seq(
|
||||
$._expression,
|
||||
operator,
|
||||
$._expression
|
||||
)))
|
||||
),
|
||||
|
||||
unary_operation: $ => prec.left(PREC.UNARY, seq(
|
||||
choice('not', '#', '-', '~'),
|
||||
$._expression
|
||||
)),
|
||||
|
||||
// Expressions: Primitives
|
||||
number: $ => {
|
||||
const decimal_digits = /[0-9]+/
|
||||
const signed_integer = seq(optional(choice('-', '+')), decimal_digits)
|
||||
const decimal_exponent_part = seq(choice('e', 'E'), signed_integer)
|
||||
|
||||
const decimal_integer_literal = choice(
|
||||
'0',
|
||||
seq(optional('0'), /[1-9]/, optional(decimal_digits))
|
||||
)
|
||||
|
||||
const hex_digits = /[a-fA-F0-9]+/
|
||||
const hex_exponent_part = seq(choice('p', 'P'), signed_integer)
|
||||
|
||||
const decimal_literal = choice(
|
||||
seq(decimal_integer_literal, '.', optional(decimal_digits), optional(decimal_exponent_part)),
|
||||
seq('.', decimal_digits, optional(decimal_exponent_part)),
|
||||
seq(decimal_integer_literal, optional(decimal_exponent_part))
|
||||
)
|
||||
|
||||
const hex_literal = seq(
|
||||
choice('0x', '0X'),
|
||||
hex_digits,
|
||||
optional(seq('.', hex_digits)),
|
||||
optional(hex_exponent_part)
|
||||
)
|
||||
|
||||
return token(choice(
|
||||
decimal_literal,
|
||||
hex_literal
|
||||
))
|
||||
},
|
||||
|
||||
nil: $ => 'nil',
|
||||
true: $ => 'true',
|
||||
false: $ => 'false',
|
||||
|
||||
// Identifier
|
||||
identifier: $ => /[a-zA-Z_][a-zA-Z0-9_]*/
|
||||
}
|
||||
})
|
||||
|
||||
function commaSeq(rule) {
|
||||
return seq(rule, repeat(seq(',', rule)))
|
||||
}
|
||||
File diff suppressed because it is too large
Load Diff
@ -1,37 +0,0 @@
|
||||
{
|
||||
"name": "tree-sitter-lua",
|
||||
"version": "1.6.1",
|
||||
"description": "Lua grammar for tree-sitter.",
|
||||
"main": "bindings/node",
|
||||
"keywords": [
|
||||
"tree-sitter",
|
||||
"parser",
|
||||
"lua"
|
||||
],
|
||||
"repository": "https://github.com/Azganoth/tree-sitter-lua",
|
||||
"author": "Ademir J. Ferreira Junior <ademirj.ferreirajunior@gmail.com> (https://github.com/Azganoth)",
|
||||
"license": "MIT",
|
||||
"scripts": {
|
||||
"build": "tree-sitter generate && node-gyp build --debug",
|
||||
"install": "prebuild-install || node-gyp rebuild",
|
||||
"dist": "prebuild -r electron -t 3.0.0 -t 4.0.0 -t 4.0.4 -t 5.0.0 --strip && prebuild -t 8.16.0 -t 10.16.1 --strip",
|
||||
"dist:upload": "prebuild --upload-all",
|
||||
"test": "tree-sitter test"
|
||||
},
|
||||
"dependencies": {
|
||||
"nan": "^2.14.2",
|
||||
"prebuild-install": "^6.0.1"
|
||||
},
|
||||
"devDependencies": {
|
||||
"prebuild": "^10.0.1",
|
||||
"tree-sitter-cli": "^0.19.1"
|
||||
},
|
||||
"files": [
|
||||
"src",
|
||||
"binding.gyp",
|
||||
"grammar.js",
|
||||
"index.js",
|
||||
"package.json",
|
||||
"package-lock.json"
|
||||
]
|
||||
}
|
||||
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
@ -1,231 +0,0 @@
|
||||
#include <tree_sitter/parser.h>
|
||||
#include <cwctype>
|
||||
|
||||
namespace {
|
||||
|
||||
using std::iswspace;
|
||||
|
||||
enum TokenType {
|
||||
COMMENT,
|
||||
STRING
|
||||
};
|
||||
|
||||
struct Scanner {
|
||||
static void skip(TSLexer *lexer) { lexer->advance(lexer, true); }
|
||||
|
||||
static void advance(TSLexer *lexer) { lexer->advance(lexer, false); }
|
||||
|
||||
static bool scan_sequence(TSLexer *lexer, const char *sequence) {
|
||||
// Try to match all characters in the given 'sequence'
|
||||
for (const char *c = sequence; *c; c++) {
|
||||
if (lexer->lookahead == *c) {
|
||||
// Consume the character in 'c'
|
||||
advance(lexer);
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool scan_multiline_content(TSLexer *lexer) {
|
||||
// Initialize lua multiline content level count
|
||||
int start_level = 0;
|
||||
int end_level = 0;
|
||||
|
||||
if (lexer->lookahead == '[') {
|
||||
// Consume first appearance of '['
|
||||
advance(lexer);
|
||||
|
||||
if (lexer->lookahead == '[' || lexer->lookahead == '=') {
|
||||
while (lexer->lookahead == '=') {
|
||||
// Increment level count
|
||||
++start_level;
|
||||
|
||||
// Consume all '=' characters
|
||||
advance(lexer);
|
||||
}
|
||||
|
||||
if (lexer->lookahead == '[') {
|
||||
// Consume last appearance of '['
|
||||
advance(lexer);
|
||||
|
||||
// Loop while not end of file (eof)
|
||||
while (lexer->lookahead != 0) {
|
||||
// Gives the end level count the same as start level count
|
||||
end_level = start_level;
|
||||
|
||||
if (lexer->lookahead == ']') {
|
||||
// Consume first appearance of ']'
|
||||
advance(lexer);
|
||||
|
||||
if (lexer->lookahead == ']' || lexer->lookahead == '=') {
|
||||
while (lexer->lookahead == '=' && end_level > 0) {
|
||||
// Decrement level count
|
||||
--end_level;
|
||||
|
||||
// Consume all '=' characters
|
||||
advance(lexer);
|
||||
}
|
||||
|
||||
if (lexer->lookahead == ']' && end_level == 0) {
|
||||
// Consume last appearance of ']'
|
||||
advance(lexer);
|
||||
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (lexer->lookahead != 0) {
|
||||
// Consume all but end of file (eof)
|
||||
advance(lexer);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
bool scan(TSLexer *lexer, const bool *valid_symbols) {
|
||||
if (valid_symbols[COMMENT] || valid_symbols[STRING]) {
|
||||
while (iswspace(lexer->lookahead)) {
|
||||
skip(lexer);
|
||||
}
|
||||
|
||||
// Try to make a short literal string with single quote
|
||||
if (lexer->lookahead == '\'') {
|
||||
lexer->result_symbol = STRING;
|
||||
|
||||
// Consume first appearance of '\''
|
||||
advance(lexer);
|
||||
|
||||
// Loop when isn't new line neither end of file (eof)
|
||||
while (lexer->lookahead != '\n' && lexer->lookahead != 0) {
|
||||
if (lexer->lookahead == '\\') {
|
||||
// Consume '\\'
|
||||
advance(lexer);
|
||||
|
||||
if (lexer->lookahead != '\n' && lexer->lookahead != 0) {
|
||||
// Consume any character that isn't new line neither end of file (eof)
|
||||
advance(lexer);
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
} else {
|
||||
if (lexer->lookahead == '\'') {
|
||||
// Consume last appearance of '\''
|
||||
advance(lexer);
|
||||
|
||||
return true;
|
||||
} else {
|
||||
if (lexer->lookahead != '\n' && lexer->lookahead != 0) {
|
||||
// Consume any character that isn't new line neither end of file (eof)
|
||||
advance(lexer);
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Try to make a short literal string with double quote
|
||||
else if (lexer->lookahead == '"') {
|
||||
lexer->result_symbol = STRING;
|
||||
|
||||
// Consume first appearance of '"'
|
||||
advance(lexer);
|
||||
|
||||
// Loop when next character isn't new line neither end of file (eof)
|
||||
while (lexer->lookahead != '\n' && lexer->lookahead != 0) {
|
||||
if (lexer->lookahead == '\\') {
|
||||
// Consume '\\'
|
||||
advance(lexer);
|
||||
|
||||
if (lexer->lookahead != '\n' && lexer->lookahead != 0) {
|
||||
// Consume any character that isn't new line neither end of file (eof)
|
||||
advance(lexer);
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
} else {
|
||||
if (lexer->lookahead == '"') {
|
||||
// Consume last appearance of '"'
|
||||
advance(lexer);
|
||||
|
||||
return true;
|
||||
} else {
|
||||
if (lexer->lookahead != '\n' && lexer->lookahead != 0) {
|
||||
// Consume any character that isn't new line neither end of file (eof)
|
||||
advance(lexer);
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Try to make a comment
|
||||
else if (scan_sequence(lexer, "--")) {
|
||||
if (scan_multiline_content(lexer)) {
|
||||
return true;
|
||||
}
|
||||
|
||||
while (iswspace(lexer->lookahead) && lexer->lookahead != '\n' && lexer->lookahead != 0) {
|
||||
advance(lexer);
|
||||
}
|
||||
|
||||
lexer->result_symbol = COMMENT;
|
||||
|
||||
while (lexer->lookahead != '\n' && lexer->lookahead != 0) {
|
||||
// Consume any character that isn't new line neither end of file (eof)
|
||||
advance(lexer);
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
// Try to make a long literal string with double bracket
|
||||
else if (scan_multiline_content(lexer)) {
|
||||
lexer->result_symbol = STRING;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
};
|
||||
|
||||
}
|
||||
|
||||
extern "C" {
|
||||
|
||||
void *tree_sitter_lua_external_scanner_create() {
|
||||
return new Scanner();
|
||||
}
|
||||
|
||||
void tree_sitter_lua_external_scanner_destroy(void *payload) {
|
||||
Scanner *scanner = static_cast<Scanner *>(payload);
|
||||
delete scanner;
|
||||
}
|
||||
|
||||
bool tree_sitter_lua_external_scanner_scan(void *payload, TSLexer *lexer, const bool *valid_symbols) {
|
||||
Scanner *scanner = static_cast<Scanner *>(payload);
|
||||
return scanner->scan(lexer, valid_symbols);
|
||||
}
|
||||
|
||||
unsigned tree_sitter_lua_external_scanner_serialize(void *payload, char *buffer) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
void tree_sitter_lua_external_scanner_deserialize(void *payload, const char *buffer, unsigned length) {}
|
||||
|
||||
}
|
||||
@ -1,223 +0,0 @@
|
||||
#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
|
||||
|
||||
typedef uint16_t TSStateId;
|
||||
|
||||
#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 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 *);
|
||||
};
|
||||
|
||||
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;
|
||||
|
||||
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;
|
||||
};
|
||||
|
||||
/*
|
||||
* 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) \
|
||||
{{ \
|
||||
.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_val, child_count_val, ...) \
|
||||
{{ \
|
||||
.reduce = { \
|
||||
.type = TSParseActionTypeReduce, \
|
||||
.symbol = symbol_val, \
|
||||
.child_count = child_count_val, \
|
||||
__VA_ARGS__ \
|
||||
}, \
|
||||
}}
|
||||
|
||||
#define RECOVER() \
|
||||
{{ \
|
||||
.type = TSParseActionTypeRecover \
|
||||
}}
|
||||
|
||||
#define ACCEPT_INPUT() \
|
||||
{{ \
|
||||
.type = TSParseActionTypeAccept \
|
||||
}}
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif // TREE_SITTER_PARSER_H_
|
||||
Loading…
Reference in New Issue