mirror of https://github.com/Wilfred/difftastic/
Update Nix parser and use the crate from crates.io
Wilfred Hughes
parent
bd9c98050e
commit
d42797fa7e
@ -1 +0,0 @@
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../tree-sitter-nix/queries/highlights.scm
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@ -1 +0,0 @@
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tree-sitter-nix/src
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@ -1,18 +0,0 @@
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root = true
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[*]
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end_of_line = lf
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insert_final_newline = true
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trim_trailing_whitespace = false
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# for testing purposes, the corpus may have trailing whitespace
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# and may have mixed EOL.
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# Still want a final newline though, as that makes no semantic difference.
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[corpus/*]
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trim_trailing_whitespace = false
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end_of_line = unset
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[**.{js,json,cc,css}]
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indent_style = space
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indent_size = 2
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@ -1,2 +0,0 @@
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/src/** linguist-vendored
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/src/scanner.cc linguist-vendored=false
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@ -1,33 +0,0 @@
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name: build
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on:
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workflow_dispatch:
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pull_request:
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push:
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jobs:
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build:
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name: build
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runs-on: ubuntu-latest
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steps:
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- name: Checkout code
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uses: actions/checkout@v2
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- name: Setup Node
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uses: actions/setup-node@v2-beta
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with:
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node-version: '16'
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- name: Display Node versions
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run: |
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node --version
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npm --version
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- name: Install dependencies
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run: npm install
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- name: Check generated parser is checked in
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run: npm run generate && git diff --exit-code src
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- name: Test corpus
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run: npm test
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@ -1,3 +0,0 @@
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build
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node_modules
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Cargo.lock
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@ -1,21 +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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- node
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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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osx_image: xcode9.2
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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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@ -1,26 +0,0 @@
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[package]
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name = "tree-sitter-nix"
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description = "nix grammar for the tree-sitter parsing library"
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version = "0.0.1"
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keywords = ["incremental", "parsing", "nix"]
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categories = ["parsing", "text-editors"]
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repository = "https://github.com/cstrahan/tree-sitter-nix"
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edition = "2018"
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license = "MIT"
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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 = "0.20"
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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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MIT License
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Copyright (c) 2019 Charles Strahan
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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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@ -1,7 +0,0 @@
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tree-sitter-nix
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================
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[](https://travis-ci.org/cstrahan/tree-sitter-nix)
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[](https://github.com/cstrahan/tree-sitter-nix/actions?query=workflow%3Abuild)
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Nix grammar for [tree-sitter](https://github.com/tree-sitter/tree-sitter).
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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_nix_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.c"
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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_nix();
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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_nix());
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Nan::Set(instance, Nan::New("name").ToLocalChecked(), Nan::New("nix").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_nix_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_nix_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_nix_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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@ -1,38 +0,0 @@
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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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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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c_config.compile("parser");
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println!("cargo:rerun-if-changed={}", parser_path.to_str().unwrap());
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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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cpp_config.compile("scanner");
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println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
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*/
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}
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@ -1,52 +0,0 @@
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//! This crate provides nix 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_nix::language()).expect("Error loading nix 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_nix() -> 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_nix() }
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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 nix language");
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}
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}
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@ -1,528 +0,0 @@
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====================
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empty source
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====================
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---
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(source_code)
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====================
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comments
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====================
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# This is a comment.
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/*
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This is also a comment.
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*/
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/*This as well, even with two asterisks.**/
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"This is a string."
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---
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(source_code (comment) (comment) (comment) (string_expression (string_fragment)))
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====================
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identifier
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====================
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abc
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---
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(source_code (variable_expression (identifier)))
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====================
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integer_expression
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====================
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123
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---
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(source_code (integer_expression))
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====================
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float_expression
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====================
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123.456
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---
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(source_code (float_expression))
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====================
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uri
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====================
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http://foobar.com:80?baz=quux&blarg=etc
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---
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(source_code (uri_expression))
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====================
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list (empty)
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====================
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[ ]
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---
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(source_code (list_expression))
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====================
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list
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====================
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[ a 1 2.0 ]
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---
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(source_code (list_expression (variable_expression (identifier)) (integer_expression) (float_expression)))
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====================
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if
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====================
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if a then b else c
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---
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(source_code (if_expression (variable_expression (identifier)) (variable_expression (identifier)) (variable_expression (identifier))))
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====================
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assert
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====================
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assert a; b
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---
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(source_code (assert_expression (variable_expression (identifier)) (variable_expression (identifier))))
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====================
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with
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====================
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with a; b
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---
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(source_code (with_expression (variable_expression (identifier)) (variable_expression (identifier))))
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====================
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let (empty)
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====================
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||||
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let in a
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---
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(source_code (let_expression (variable_expression (identifier))))
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====================
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let (binding)
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====================
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let a = b; in c
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|
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---
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(source_code
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(let_expression
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(binding_set
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(binding
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(attrpath (identifier))
|
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(variable_expression (identifier))))
|
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(variable_expression (identifier))))
|
||||
|
||||
====================
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let (binding, comments)
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====================
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||||
|
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let
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# foo
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a = b;
|
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# bar
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x = y;
|
||||
in
|
||||
# baz
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||||
c
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(let_expression
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||||
(comment)
|
||||
(binding_set
|
||||
(binding (attrpath (identifier)) (variable_expression (identifier)))
|
||||
(comment)
|
||||
(binding (attrpath (identifier)) (variable_expression (identifier))))
|
||||
(comment)
|
||||
(variable_expression (identifier))))
|
||||
|
||||
====================
|
||||
let (inherit)
|
||||
====================
|
||||
|
||||
let inherit a; in c
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(let_expression
|
||||
(binding_set
|
||||
(inherit
|
||||
(inherited_attrs
|
||||
(identifier))))
|
||||
(variable_expression (identifier))))
|
||||
|
||||
====================
|
||||
let (inherit from)
|
||||
====================
|
||||
|
||||
let inherit (a) b "c" ${d}; in 123
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(let_expression
|
||||
(binding_set
|
||||
(inherit_from
|
||||
(variable_expression (identifier))
|
||||
(inherited_attrs
|
||||
(identifier) (string_expression (string_fragment)) (interpolation (variable_expression (identifier))))))
|
||||
(integer_expression)))
|
||||
|
||||
====================
|
||||
function_expression
|
||||
====================
|
||||
|
||||
a: b
|
||||
|
||||
---
|
||||
|
||||
(source_code (function_expression (identifier) (variable_expression (identifier))))
|
||||
|
||||
====================
|
||||
function_expression (with_expression formals)
|
||||
====================
|
||||
|
||||
a@{ /*1*/ b, /*2*/ c ? 123, /*3*/ ... }: 1.234
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(function_expression
|
||||
(identifier)
|
||||
(formals
|
||||
(comment)
|
||||
(formal (identifier))
|
||||
(comment)
|
||||
(formal (identifier) (integer_expression))
|
||||
(comment)
|
||||
(ellipses))
|
||||
(float_expression)))
|
||||
|
||||
====================
|
||||
rec. attrset (empty)
|
||||
====================
|
||||
|
||||
rec { }
|
||||
|
||||
---
|
||||
|
||||
(source_code (rec_attrset_expression))
|
||||
|
||||
====================
|
||||
let attrset (empty)
|
||||
====================
|
||||
|
||||
let { }
|
||||
|
||||
---
|
||||
|
||||
(source_code (let_attrset_expression))
|
||||
|
||||
====================
|
||||
attrset (empty)
|
||||
====================
|
||||
|
||||
{ }
|
||||
|
||||
---
|
||||
|
||||
(source_code (attrset_expression))
|
||||
|
||||
====================
|
||||
attr set
|
||||
====================
|
||||
|
||||
{ a = 1; ${b} = "quux"; "c" = 3.14; x.y.z = <foo>; }
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(attrset_expression
|
||||
(binding_set
|
||||
(binding (attrpath (identifier)) (integer_expression))
|
||||
(binding (attrpath (interpolation (variable_expression (identifier)))) (string_expression (string_fragment)))
|
||||
(binding (attrpath (string_expression (string_fragment))) (float_expression))
|
||||
(binding (attrpath (identifier) (identifier) (identifier)) (spath_expression)))))
|
||||
|
||||
====================
|
||||
select_expression
|
||||
====================
|
||||
|
||||
u.v.${w}."x${y}z"
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(select_expression
|
||||
(variable_expression (identifier))
|
||||
(attrpath
|
||||
(identifier)
|
||||
(interpolation (variable_expression (identifier)))
|
||||
(string_expression
|
||||
(string_fragment)
|
||||
(interpolation (variable_expression (identifier)))
|
||||
(string_fragment)))))
|
||||
|
||||
|
||||
|
||||
====================
|
||||
hasAttr operator
|
||||
====================
|
||||
|
||||
a ? ${b}.c."d"
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(has_attr_expression
|
||||
(variable_expression (identifier))
|
||||
(attrpath
|
||||
(interpolation (variable_expression (identifier)))
|
||||
(identifier)
|
||||
(string_expression (string_fragment)))))
|
||||
|
||||
====================
|
||||
apply_expressionlication
|
||||
====================
|
||||
|
||||
a 1 2.0
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(apply_expression
|
||||
(apply_expression
|
||||
(variable_expression (identifier))
|
||||
(integer_expression))
|
||||
(float_expression)))
|
||||
|
||||
====================
|
||||
path_expression test
|
||||
====================
|
||||
|
||||
a/c${x}c
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(path_expression
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))
|
||||
(path_fragment)))
|
||||
|
||||
|
||||
====================
|
||||
path_expression1
|
||||
====================
|
||||
|
||||
x/a${x}a.a${123}
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(path_expression
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(integer_expression))))
|
||||
|
||||
====================
|
||||
path_expression2
|
||||
====================
|
||||
|
||||
x/a${x}a/a${123}
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(path_expression
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(integer_expression))))
|
||||
|
||||
|
||||
====================
|
||||
path_expression3
|
||||
====================
|
||||
|
||||
/abc
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(path_expression
|
||||
(path_fragment)))
|
||||
|
||||
====================
|
||||
path_expression4
|
||||
====================
|
||||
|
||||
-123/abc
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(path_expression
|
||||
(path_fragment)))
|
||||
|
||||
====================
|
||||
path_expression5
|
||||
====================
|
||||
|
||||
dir/${name}.${extension}
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(path_expression
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))))
|
||||
|
||||
====================
|
||||
path_expression6
|
||||
====================
|
||||
|
||||
|
||||
a/b${c} d/e${f}
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(apply_expression
|
||||
(path_expression
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier))))
|
||||
(path_expression
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier))))))
|
||||
|
||||
====================
|
||||
hpath_expression1
|
||||
====================
|
||||
|
||||
~/.
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(hpath_expression
|
||||
(path_fragment)))
|
||||
|
||||
|
||||
====================
|
||||
hpath_expression2
|
||||
====================
|
||||
|
||||
~/a${x}a/a${123}
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(hpath_expression
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(integer_expression))))
|
||||
|
||||
====================
|
||||
division not mistaken for path_expressions (1)
|
||||
====================
|
||||
|
||||
a/ b
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(binary_expression
|
||||
(variable_expression (identifier))
|
||||
(variable_expression (identifier))))
|
||||
|
||||
====================
|
||||
path_expression craziness - see https://github.com/NixOS/nix/pull/5066#issuecomment-1071918251
|
||||
====================
|
||||
|
||||
a.${foo}/b.${bar}
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(apply_expression
|
||||
(select_expression
|
||||
(variable_expression (identifier))
|
||||
(attrpath
|
||||
(interpolation
|
||||
(variable_expression (identifier)))))
|
||||
(path_expression
|
||||
(path_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier))))))
|
||||
|
||||
====================
|
||||
operators
|
||||
====================
|
||||
|
||||
square 2 + -pi - 42.0
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(binary_expression
|
||||
(binary_expression
|
||||
(apply_expression (variable_expression (identifier)) (integer_expression))
|
||||
(unary_expression (variable_expression (identifier))))
|
||||
(float_expression)))
|
||||
|
||||
====================
|
||||
parens
|
||||
====================
|
||||
|
||||
(123)
|
||||
|
||||
---
|
||||
|
||||
(source_code
|
||||
(parenthesized_expression (integer_expression)))
|
||||
@ -1,268 +0,0 @@
|
||||
================================================================================
|
||||
attrset typing field
|
||||
================================================================================
|
||||
|
||||
{
|
||||
a = "foo";
|
||||
b = 42;
|
||||
typing
|
||||
c = {};
|
||||
d = x: x;
|
||||
}
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(attrset_expression
|
||||
(binding_set
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(string_expression (string_fragment)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(integer_expression))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(ERROR
|
||||
(identifier))
|
||||
(attrset_expression))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(function_expression
|
||||
(identifier)
|
||||
(variable_expression (identifier)))))))
|
||||
|
||||
================================================================================
|
||||
attrset typing field following string
|
||||
================================================================================
|
||||
|
||||
{
|
||||
typing
|
||||
inputs.nixpkgs.url = "github:nixos/nixpkgs";
|
||||
inputs.nixpkgs-21-05.url = "github:nixos/nixpkgs/nixos-21.05";
|
||||
}
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(attrset_expression
|
||||
(ERROR
|
||||
(identifier))
|
||||
(binding_set
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier)
|
||||
(identifier)
|
||||
(identifier))
|
||||
(string_expression (string_fragment)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier)
|
||||
(identifier)
|
||||
(identifier))
|
||||
(string_expression (string_fragment))))))
|
||||
|
||||
================================================================================
|
||||
attrset typing attrpath
|
||||
================================================================================
|
||||
|
||||
{
|
||||
a = "foo";
|
||||
b = 42;
|
||||
typing.path_expression
|
||||
c = {};
|
||||
d = x: x;
|
||||
}
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(attrset_expression
|
||||
(binding_set
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(string_expression (string_fragment)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(integer_expression))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier)
|
||||
(identifier))
|
||||
(ERROR
|
||||
(identifier))
|
||||
(attrset_expression))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(function_expression
|
||||
(identifier)
|
||||
(variable_expression (identifier)))))))
|
||||
|
||||
================================================================================
|
||||
attrset missing value
|
||||
================================================================================
|
||||
|
||||
{
|
||||
a = "foo";
|
||||
b = 42;
|
||||
typing =
|
||||
c = {};
|
||||
d = x: x;
|
||||
}
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(attrset_expression
|
||||
(binding_set
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(string_expression (string_fragment)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(integer_expression))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(apply_expression
|
||||
(variable_expression (identifier))
|
||||
(ERROR)
|
||||
(attrset_expression)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(function_expression
|
||||
(identifier)
|
||||
(variable_expression (identifier)))))))
|
||||
|
||||
================================================================================
|
||||
bind typing parenthesis
|
||||
================================================================================
|
||||
|
||||
{
|
||||
a = "foo";
|
||||
b = a: 42;
|
||||
typing = (a:
|
||||
c = {};
|
||||
d = x: x;
|
||||
}
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(attrset_expression
|
||||
(binding_set
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(string_expression (string_fragment)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(function_expression
|
||||
(identifier)
|
||||
(integer_expression)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(ERROR
|
||||
(function_expression
|
||||
(identifier)
|
||||
(variable_expression (identifier))))
|
||||
(attrset_expression))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(function_expression
|
||||
(identifier)
|
||||
(variable_expression (identifier)))))))
|
||||
|
||||
================================================================================
|
||||
let typing field
|
||||
================================================================================
|
||||
|
||||
let
|
||||
a = "foo";
|
||||
b = 42;
|
||||
typing
|
||||
c = {};
|
||||
d = x: x;
|
||||
in {}
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(let_expression
|
||||
(binding_set
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(string_expression (string_fragment)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(integer_expression))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(ERROR
|
||||
(identifier))
|
||||
(attrset_expression))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(function_expression
|
||||
(identifier)
|
||||
(variable_expression (identifier)))))
|
||||
(attrset_expression)))
|
||||
|
||||
================================================================================
|
||||
let missing value
|
||||
================================================================================
|
||||
|
||||
let
|
||||
a = "foo";
|
||||
b = 42;
|
||||
typing =
|
||||
c = {};
|
||||
d = x: x;
|
||||
in
|
||||
a
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(let_expression
|
||||
(binding_set
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(string_expression (string_fragment)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(integer_expression))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(apply_expression
|
||||
(variable_expression (identifier))
|
||||
(ERROR)
|
||||
(attrset_expression)))
|
||||
(binding
|
||||
(attrpath
|
||||
(identifier))
|
||||
(function_expression
|
||||
(identifier)
|
||||
(variable_expression (identifier)))))
|
||||
(variable_expression (identifier))))
|
||||
|
||||
@ -1,168 +0,0 @@
|
||||
================================================================================
|
||||
string
|
||||
================================================================================
|
||||
|
||||
"abcdef"
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(string_expression (string_fragment)))
|
||||
|
||||
================================================================================
|
||||
string (complex)
|
||||
================================================================================
|
||||
|
||||
"
|
||||
${bob} likes crisp $ bills. escape newline \
|
||||
\${don't interpolate here!}"
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(string_expression
|
||||
(string_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))
|
||||
(string_fragment)
|
||||
(escape_sequence)
|
||||
(escape_sequence)
|
||||
(string_fragment)))
|
||||
|
||||
================================================================================
|
||||
indented string
|
||||
================================================================================
|
||||
|
||||
''
|
||||
abc
|
||||
def
|
||||
ghi
|
||||
''
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(indented_string_expression (string_fragment)))
|
||||
|
||||
================================================================================
|
||||
indented string (complex)
|
||||
================================================================================
|
||||
|
||||
''
|
||||
This is just a couple of quotes: '''
|
||||
A lone $ doesn't throw things off.
|
||||
And of course, ''\${this shouldn't be an interpolation}.
|
||||
But ${this} is.
|
||||
This works, too: ''$
|
||||
''
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(indented_string_expression
|
||||
(string_fragment)
|
||||
(escape_sequence)
|
||||
(string_fragment)
|
||||
(escape_sequence)
|
||||
(string_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))
|
||||
(string_fragment)
|
||||
(escape_sequence)
|
||||
(string_fragment)))
|
||||
|
||||
================================================================================
|
||||
string ($)
|
||||
================================================================================
|
||||
|
||||
[
|
||||
"$"
|
||||
"$\n"
|
||||
"${x}"
|
||||
"$${x}"
|
||||
"$$${x}"
|
||||
"$$$${x}"
|
||||
]
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(list_expression
|
||||
(string_expression (string_fragment))
|
||||
(string_expression
|
||||
(string_fragment)
|
||||
(escape_sequence))
|
||||
(string_expression
|
||||
(interpolation
|
||||
(variable_expression (identifier))))
|
||||
(string_expression (string_fragment))
|
||||
(string_expression
|
||||
(string_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier))))
|
||||
(string_expression (string_fragment))))
|
||||
|
||||
================================================================================
|
||||
indented string ($)
|
||||
================================================================================
|
||||
|
||||
[
|
||||
''$''
|
||||
''$''\n''
|
||||
''${x}''
|
||||
''$${x}''
|
||||
''$$${x}''
|
||||
''$$$${x}''
|
||||
]
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(list_expression
|
||||
(indented_string_expression (string_fragment))
|
||||
(indented_string_expression
|
||||
(string_fragment)
|
||||
(escape_sequence))
|
||||
(indented_string_expression
|
||||
(interpolation
|
||||
(variable_expression (identifier))))
|
||||
(indented_string_expression (string_fragment))
|
||||
(indented_string_expression
|
||||
(string_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier))))
|
||||
(indented_string_expression (string_fragment))))
|
||||
|
||||
================================================================================
|
||||
unterminated string
|
||||
================================================================================
|
||||
|
||||
"foo ${bar} \n
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(string_expression
|
||||
(string_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))
|
||||
(string_fragment)
|
||||
(escape_sequence)
|
||||
(MISSING """)))
|
||||
|
||||
================================================================================
|
||||
unterminated string escape
|
||||
================================================================================
|
||||
|
||||
"foo ${bar} \n \
|
||||
--------------------------------------------------------------------------------
|
||||
|
||||
(source_code
|
||||
(ERROR
|
||||
(string_fragment)
|
||||
(interpolation
|
||||
(variable_expression (identifier)))
|
||||
(string_fragment)
|
||||
(escape_sequence)
|
||||
(string_fragment)
|
||||
(UNEXPECTED '\0')))
|
||||
@ -1,299 +0,0 @@
|
||||
const PREC = {
|
||||
impl: 1,
|
||||
or: 2,
|
||||
and: 3,
|
||||
eq: 4,
|
||||
neq: 4,
|
||||
'<': 5,
|
||||
'>': 5,
|
||||
leq: 5,
|
||||
geq: 5,
|
||||
update: 6,
|
||||
not: 7,
|
||||
'+': 8,
|
||||
'-': 8,
|
||||
'*': 9,
|
||||
'/': 9,
|
||||
concat: 10,
|
||||
'?': 11,
|
||||
negate: 12
|
||||
}
|
||||
|
||||
module.exports = grammar({
|
||||
name: 'nix',
|
||||
|
||||
extras: $ => [
|
||||
/\s/,
|
||||
$.comment,
|
||||
],
|
||||
|
||||
supertypes: $ => [
|
||||
$._expression
|
||||
],
|
||||
|
||||
inline: $ => [
|
||||
],
|
||||
|
||||
externals: $ => [
|
||||
$.string_fragment,
|
||||
$._indented_string_fragment,
|
||||
$._path_start,
|
||||
$.path_fragment,
|
||||
],
|
||||
|
||||
word: $ => $.keyword,
|
||||
|
||||
conflicts: $ => [
|
||||
],
|
||||
|
||||
rules: {
|
||||
source_code: $ => optional(field('expression', $._expression)),
|
||||
_expression: $ => $._expr_function_expression,
|
||||
|
||||
// Keywords go before identifiers to let them take precedence when both are expected.
|
||||
// Workaround before https://github.com/tree-sitter/tree-sitter/pull/246
|
||||
keyword: $ => /if|then|else|let|inherit|in|rec|with|assert/,
|
||||
identifier: $ => /[a-zA-Z_][a-zA-Z0-9_\'\-]*/,
|
||||
|
||||
variable_expression: $ => field('name', $.identifier),
|
||||
integer_expression: $ => /[0-9]+/,
|
||||
float_expression: $ => /(([1-9][0-9]*\.[0-9]*)|(0?\.[0-9]+))([Ee][+-]?[0-9]+)?/,
|
||||
|
||||
path_expression: $=> seq(
|
||||
alias($._path_start, $.path_fragment),
|
||||
repeat(
|
||||
choice(
|
||||
$.path_fragment,
|
||||
alias($._immediate_interpolation, $.interpolation),
|
||||
)
|
||||
),
|
||||
),
|
||||
|
||||
_hpath_start: $ => /\~\/[a-zA-Z0-9\._\-\+\/]+/,
|
||||
hpath_expression: $=> seq(
|
||||
alias($._hpath_start, $.path_fragment),
|
||||
repeat(
|
||||
choice(
|
||||
$.path_fragment,
|
||||
alias($._immediate_interpolation, $.interpolation),
|
||||
)
|
||||
),
|
||||
),
|
||||
|
||||
spath_expression: $ => /<[a-zA-Z0-9\._\-\+]+(\/[a-zA-Z0-9\._\-\+]+)*>/,
|
||||
uri_expression: $ => /[a-zA-Z][a-zA-Z0-9\+\-\.]*:[a-zA-Z0-9%\/\?:@\&=\+\$,\-_\.\!\~\*\']+/,
|
||||
|
||||
_expr_function_expression: $ => choice(
|
||||
$.function_expression,
|
||||
$.assert_expression,
|
||||
$.with_expression,
|
||||
$.let_expression,
|
||||
$._expr_if
|
||||
),
|
||||
|
||||
function_expression: $ => choice(
|
||||
seq(field('universal', $.identifier), ':', field('body', $._expr_function_expression)),
|
||||
seq(field('formals', $.formals), ":", field('body', $._expr_function_expression)),
|
||||
seq(field('formals', $.formals), '@', field('universal', $.identifier), ':', field('body', $._expr_function_expression)),
|
||||
seq(field('universal', $.identifier), '@', field('formals', $.formals), ':', field('body', $._expr_function_expression)),
|
||||
),
|
||||
|
||||
formals: $ => choice(
|
||||
seq('{', '}'),
|
||||
seq('{', commaSep1(field('formal', $.formal)), '}'),
|
||||
seq('{', commaSep1(field('formal', $.formal)), ',', field('ellipses', $.ellipses), '}'),
|
||||
seq('{', field('ellipses', $.ellipses), '}'),
|
||||
),
|
||||
formal: $ => seq(field("name", $.identifier), optional(seq('?', field('default', $._expression)))),
|
||||
ellipses: $ => '...',
|
||||
|
||||
assert_expression: $ => seq('assert', field('condition', $._expression), ';', field('body', $._expr_function_expression)),
|
||||
with_expression: $ => seq('with', field('environment', $._expression), ';', field('body', $._expr_function_expression)),
|
||||
let_expression: $ => seq('let', optional($.binding_set), 'in', field('body', $._expr_function_expression)),
|
||||
|
||||
_expr_if: $ => choice(
|
||||
$.if_expression,
|
||||
$._expr_op
|
||||
),
|
||||
|
||||
if_expression: $ => seq('if', field('condition', $._expression), 'then', field('consequence', $._expression), 'else', field('alternative', $._expression)),
|
||||
|
||||
_expr_op: $ => choice(
|
||||
$.has_attr_expression,
|
||||
$.unary_expression,
|
||||
$.binary_expression,
|
||||
$._expr_apply_expression
|
||||
),
|
||||
|
||||
// I choose to *not* have this among the binary operators because
|
||||
// this is the sole exception that takes an attrpath (instead of expression)
|
||||
// as its right operand.
|
||||
// My gut feeling is that this is:
|
||||
// 1) better in theory, and
|
||||
// 2) will be easier to work with in practice.
|
||||
has_attr_expression: $ => prec(PREC['?'],
|
||||
seq(
|
||||
field('expression', $._expr_op),
|
||||
field('operator', '?'),
|
||||
field('attrpath', $.attrpath)
|
||||
)
|
||||
),
|
||||
|
||||
unary_expression: $ => choice(
|
||||
...[
|
||||
['!', PREC.not],
|
||||
['-', PREC.negate],
|
||||
].map(([operator, precedence]) =>
|
||||
prec(precedence, seq(
|
||||
field('operator', operator),
|
||||
field('argument', $._expr_op)
|
||||
))
|
||||
)
|
||||
),
|
||||
|
||||
binary_expression: $ => choice(
|
||||
// left assoc.
|
||||
...[
|
||||
['==', PREC.eq],
|
||||
['!=', PREC.neq],
|
||||
['<', PREC['<']],
|
||||
['<=', PREC.leq],
|
||||
['>', PREC['>']],
|
||||
['>=', PREC.geq],
|
||||
['&&', PREC.and],
|
||||
['||', PREC.or],
|
||||
['+', PREC['+']],
|
||||
['-', PREC['-']],
|
||||
['*', PREC['*']],
|
||||
['/', PREC['/']],
|
||||
].map(([operator, precedence]) =>
|
||||
prec.left(precedence, seq(
|
||||
field('left', $._expr_op),
|
||||
field('operator', operator),
|
||||
field('right', $._expr_op)
|
||||
))),
|
||||
// right assoc.
|
||||
...[
|
||||
['->', PREC.impl],
|
||||
['//', PREC.update],
|
||||
['++', PREC.concat],
|
||||
].map(([operator, precedence]) =>
|
||||
prec.right(precedence, seq(
|
||||
field('left', $._expr_op),
|
||||
field('operator', operator),
|
||||
field('right', $._expr_op)
|
||||
)))
|
||||
),
|
||||
|
||||
_expr_apply_expression: $ => choice(
|
||||
$.apply_expression,
|
||||
$._expr_select_expression
|
||||
),
|
||||
|
||||
apply_expression: $ => seq(field('function', $._expr_apply_expression), field('argument', $._expr_select_expression)),
|
||||
|
||||
_expr_select_expression: $ => choice(
|
||||
$.select_expression,
|
||||
$._expr_simple
|
||||
),
|
||||
|
||||
select_expression: $ => choice(
|
||||
seq(field('expression', $._expr_simple), '.', field('attrpath', $.attrpath)),
|
||||
seq(field('expression', $._expr_simple), '.', field('attrpath', $.attrpath), 'or', field('default', $._expr_select_expression)),
|
||||
),
|
||||
|
||||
_expr_simple: $ => choice(
|
||||
$.variable_expression,
|
||||
$.integer_expression,
|
||||
$.float_expression,
|
||||
$.string_expression,
|
||||
$.indented_string_expression,
|
||||
$.path_expression,
|
||||
$.hpath_expression,
|
||||
$.spath_expression,
|
||||
$.uri_expression,
|
||||
$.parenthesized_expression,
|
||||
$.attrset_expression,
|
||||
$.let_attrset_expression,
|
||||
$.rec_attrset_expression,
|
||||
$.list_expression
|
||||
),
|
||||
|
||||
parenthesized_expression: $ => seq('(', field('expression', $._expression), ')'),
|
||||
|
||||
attrset_expression: $ => seq('{', optional($.binding_set), '}'),
|
||||
let_attrset_expression: $ => seq('let', '{', optional($.binding_set), '}'),
|
||||
rec_attrset_expression: $ => seq('rec', '{', optional($.binding_set), '}'),
|
||||
|
||||
string_expression: $ => seq(
|
||||
'"',
|
||||
repeat(choice(
|
||||
$.string_fragment,
|
||||
$.interpolation,
|
||||
$.escape_sequence
|
||||
)),
|
||||
'"'
|
||||
),
|
||||
escape_sequence: $ => token.immediate(/\\(.|\s)/), // Can also escape newline.
|
||||
|
||||
indented_string_expression: $ => seq(
|
||||
"''",
|
||||
repeat(choice(
|
||||
alias($._indented_string_fragment, $.string_fragment),
|
||||
$.interpolation,
|
||||
alias($._indented_escape_sequence, $.escape_sequence),
|
||||
)),
|
||||
"''"
|
||||
),
|
||||
_indented_escape_sequence: $ => token.immediate(/'''|''\$|''\\(.|\s)/), // Can also escape newline.
|
||||
|
||||
binding_set: $ => repeat1(field('binding', choice($.binding, $.inherit, $.inherit_from))),
|
||||
binding: $ => seq(field('attrpath', $.attrpath), '=', field('expression', $._expression), ';'),
|
||||
inherit: $ => seq('inherit', field('attrs', $.inherited_attrs), ';'),
|
||||
inherit_from: $ =>
|
||||
seq('inherit', '(', field('expression', $._expression), ')', field('attrs', $.inherited_attrs), ';'),
|
||||
|
||||
attrpath: $ => sep1(field('attr', choice(
|
||||
$.identifier,
|
||||
$.string_expression,
|
||||
$.interpolation,
|
||||
)), "."),
|
||||
|
||||
inherited_attrs: $ => repeat1(field('attr', choice(
|
||||
$.identifier,
|
||||
$.string_expression,
|
||||
$.interpolation,
|
||||
))),
|
||||
|
||||
_immediate_interpolation: $ => seq(token.immediate('${'), field('expression', $._expression), '}'),
|
||||
interpolation: $ => seq('${', field('expression', $._expression), '}'),
|
||||
|
||||
list_expression: $ => seq('[', repeat(field('element', $._expr_select_expression)), ']'),
|
||||
|
||||
comment: $ => token(choice(
|
||||
seq('#', /.*/),
|
||||
seq(
|
||||
'/*',
|
||||
/[^*]*\*+([^/*][^*]*\*+)*/,
|
||||
'/'
|
||||
)
|
||||
)),
|
||||
},
|
||||
});
|
||||
|
||||
|
||||
function sep(rule, separator) {
|
||||
return optional(sep1(rule, separator));
|
||||
}
|
||||
|
||||
function sep1(rule, separator) {
|
||||
return seq(rule, repeat(seq(separator, rule)));
|
||||
}
|
||||
|
||||
function commaSep1(rule) {
|
||||
return sep1(rule, ',');
|
||||
}
|
||||
|
||||
function commaSep(rule) {
|
||||
return optional(commaSep1(rule));
|
||||
}
|
||||
@ -1,47 +0,0 @@
|
||||
{
|
||||
"name": "tree-sitter-nix",
|
||||
"version": "0.0.2",
|
||||
"lockfileVersion": 2,
|
||||
"requires": true,
|
||||
"packages": {
|
||||
"": {
|
||||
"name": "tree-sitter-nix",
|
||||
"version": "0.0.2",
|
||||
"license": "MIT",
|
||||
"dependencies": {
|
||||
"nan": "^2.14.2"
|
||||
},
|
||||
"devDependencies": {
|
||||
"tree-sitter-cli": "^0.20.0"
|
||||
}
|
||||
},
|
||||
"node_modules/nan": {
|
||||
"version": "2.15.0",
|
||||
"resolved": "https://registry.npmjs.org/nan/-/nan-2.15.0.tgz",
|
||||
"integrity": "sha512-8ZtvEnA2c5aYCZYd1cvgdnU6cqwixRoYg70xPLWUws5ORTa/lnw+u4amixRS/Ac5U5mQVgp9pnlSUnbNWFaWZQ=="
|
||||
},
|
||||
"node_modules/tree-sitter-cli": {
|
||||
"version": "0.20.6",
|
||||
"resolved": "https://registry.npmjs.org/tree-sitter-cli/-/tree-sitter-cli-0.20.6.tgz",
|
||||
"integrity": "sha512-tjbAeuGSMhco/EnsThjWkQbDIYMDmdkWsTPsa/NJAW7bjaki9P7oM9TkLxfdlnm4LXd1wR5wVSM2/RTLtZbm6A==",
|
||||
"dev": true,
|
||||
"hasInstallScript": true,
|
||||
"bin": {
|
||||
"tree-sitter": "cli.js"
|
||||
}
|
||||
}
|
||||
},
|
||||
"dependencies": {
|
||||
"nan": {
|
||||
"version": "2.15.0",
|
||||
"resolved": "https://registry.npmjs.org/nan/-/nan-2.15.0.tgz",
|
||||
"integrity": "sha512-8ZtvEnA2c5aYCZYd1cvgdnU6cqwixRoYg70xPLWUws5ORTa/lnw+u4amixRS/Ac5U5mQVgp9pnlSUnbNWFaWZQ=="
|
||||
},
|
||||
"tree-sitter-cli": {
|
||||
"version": "0.20.6",
|
||||
"resolved": "https://registry.npmjs.org/tree-sitter-cli/-/tree-sitter-cli-0.20.6.tgz",
|
||||
"integrity": "sha512-tjbAeuGSMhco/EnsThjWkQbDIYMDmdkWsTPsa/NJAW7bjaki9P7oM9TkLxfdlnm4LXd1wR5wVSM2/RTLtZbm6A==",
|
||||
"dev": true
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -1,41 +0,0 @@
|
||||
{
|
||||
"name": "tree-sitter-nix",
|
||||
"version": "0.0.2",
|
||||
"description": "Tree Sitter grammar for Nix",
|
||||
"main": "bindings/node",
|
||||
"scripts": {
|
||||
"generate": "tree-sitter generate",
|
||||
"test": "tree-sitter test"
|
||||
},
|
||||
"repository": {
|
||||
"type": "git",
|
||||
"url": "git+https://github.com/cstrahan/tree-sitter-nix.git"
|
||||
},
|
||||
"author": "Charles Strahan",
|
||||
"license": "MIT",
|
||||
"bugs": {
|
||||
"url": "https://github.com/cstrahan/tree-sitter-nix/issues"
|
||||
},
|
||||
"homepage": "https://github.com/cstrahan/tree-sitter-nix#readme",
|
||||
"dependencies": {
|
||||
"nan": "^2.14.2"
|
||||
},
|
||||
"devDependencies": {
|
||||
"tree-sitter-cli": "^0.20.6"
|
||||
},
|
||||
"tree-sitter": [
|
||||
{
|
||||
"file-types": [
|
||||
"nix"
|
||||
],
|
||||
"highlights": [
|
||||
"queries/highlights.scm"
|
||||
],
|
||||
"injection-regex": "^(nix)$",
|
||||
"locals": [
|
||||
"queries/locals.scm"
|
||||
],
|
||||
"scope": "source.nix"
|
||||
}
|
||||
]
|
||||
}
|
||||
@ -1,97 +0,0 @@
|
||||
(comment) @comment
|
||||
|
||||
[
|
||||
"if"
|
||||
"then"
|
||||
"else"
|
||||
"let"
|
||||
"inherit"
|
||||
"in"
|
||||
"rec"
|
||||
"with"
|
||||
"assert"
|
||||
"or"
|
||||
] @keyword
|
||||
|
||||
((identifier) @variable.builtin
|
||||
(#match? @variable.builtin "^(__currentSystem|__currentTime|__nixPath|__nixVersion|__storeDir|builtins|false|null|true)$")
|
||||
(#is-not? local))
|
||||
|
||||
((identifier) @function.builtin
|
||||
(#match? @function.builtin "^(__add|__addErrorContext|__all|__any|__appendContext|__attrNames|__attrValues|__bitAnd|__bitOr|__bitXor|__catAttrs|__compareVersions|__concatLists|__concatMap|__concatStringsSep|__deepSeq|__div|__elem|__elemAt|__fetchurl|__filter|__filterSource|__findFile|__foldl'|__fromJSON|__functionArgs|__genList|__genericClosure|__getAttr|__getContext|__getEnv|__hasAttr|__hasContext|__hashFile|__hashString|__head|__intersectAttrs|__isAttrs|__isBool|__isFloat|__isFunction|__isInt|__isList|__isPath|__isString|__langVersion|__length|__lessThan|__listToAttrs|__mapAttrs|__match|__mul|__parseDrvName|__partition|__path|__pathExists|__readDir|__readFile|__replaceStrings|__seq|__sort|__split|__splitVersion|__storePath|__stringLength|__sub|__substring|__tail|__toFile|__toJSON|__toPath|__toXML|__trace|__tryEval|__typeOf|__unsafeDiscardOutputDependency|__unsafeDiscardStringContext|__unsafeGetAttrPos|__valueSize|abort|baseNameOf|derivation|derivationStrict|dirOf|fetchGit|fetchMercurial|fetchTarball|fromTOML|import|isNull|map|placeholder|removeAttrs|scopedImport|throw|toString)$")
|
||||
(#is-not? local))
|
||||
|
||||
[
|
||||
(string_expression)
|
||||
(indented_string_expression)
|
||||
] @string
|
||||
|
||||
[
|
||||
(path_expression)
|
||||
(hpath_expression)
|
||||
(spath_expression)
|
||||
] @string.special.path
|
||||
|
||||
(uri_expression) @string.special.uri
|
||||
|
||||
[
|
||||
(integer_expression)
|
||||
(float_expression)
|
||||
] @number
|
||||
|
||||
(interpolation
|
||||
"${" @punctuation.special
|
||||
"}" @punctuation.special) @embedded
|
||||
|
||||
(escape_sequence) @escape
|
||||
|
||||
(function_expression
|
||||
universal: (identifier) @variable.parameter
|
||||
)
|
||||
|
||||
(formal
|
||||
name: (identifier) @variable.parameter
|
||||
"?"? @punctuation.delimiter)
|
||||
|
||||
(select_expression
|
||||
attrpath: (attrpath (identifier)) @property)
|
||||
|
||||
(apply_expression
|
||||
function: [
|
||||
(variable_expression (identifier)) @function
|
||||
(select_expression
|
||||
attrpath: (attrpath
|
||||
attr: (identifier) @function .))])
|
||||
|
||||
(unary_expression
|
||||
operator: _ @operator)
|
||||
|
||||
(binary_expression
|
||||
operator: _ @operator)
|
||||
|
||||
(variable_expression (identifier) @variable)
|
||||
|
||||
(binding
|
||||
attrpath: (attrpath (identifier)) @property)
|
||||
|
||||
(identifier) @property
|
||||
|
||||
(inherit_from attrs: (inherited_attrs attr: (identifier) @property) )
|
||||
|
||||
[
|
||||
";"
|
||||
"."
|
||||
","
|
||||
"="
|
||||
] @punctuation.delimiter
|
||||
|
||||
[
|
||||
"("
|
||||
")"
|
||||
"["
|
||||
"]"
|
||||
"{"
|
||||
"}"
|
||||
] @punctuation.bracket
|
||||
|
||||
(identifier) @variable
|
||||
@ -1,33 +0,0 @@
|
||||
;; when using @local.reference, tree-sitter seems to
|
||||
;; apply the scope from the identifier it has looked up,
|
||||
;; which makes sense for most languages.
|
||||
;; however, we want to highlight things as function based on their call-site,
|
||||
;; not their definition; therefore using TS's support for tracking locals
|
||||
;; impedes our ability to get the highlighting we want.
|
||||
;;
|
||||
;; also, TS doesn't seem to support scoping as implemented in languages
|
||||
;; with lazy let bindings, which results in syntax highlighting/goto-reference
|
||||
;; results that depend on the order of definitions, which is counter to the
|
||||
;; semantics of Nix.
|
||||
;;
|
||||
;; so for now we'll opt for not having any locals queries.
|
||||
;;
|
||||
;; see: https://github.com/tree-sitter/tree-sitter/issues/918
|
||||
|
||||
;(function_expression
|
||||
; universal: (identifier)? @local.definition
|
||||
; formals: (formals (formal name: (identifier) @local.definition)*)
|
||||
; universal: (identifier)? @local.definition
|
||||
; ) @local.scope
|
||||
;
|
||||
;(rec_attrset_expression
|
||||
; bind: (binding
|
||||
; attrpath: (attrpath . (attr_identifier) @local.definition))
|
||||
;) @local.scope
|
||||
;
|
||||
;(let_expression
|
||||
; bind: (binding
|
||||
; attrpath: (attrpath . (attr_identifier) @local.definition))
|
||||
;) @local.scope
|
||||
;
|
||||
;(identifier) @local.reference
|
||||
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
@ -1,192 +0,0 @@
|
||||
#include <tree_sitter/parser.h>
|
||||
|
||||
enum TokenType {
|
||||
STRING_FRAGMENT,
|
||||
INDENTED_STRING_FRAGMENT,
|
||||
PATH_START,
|
||||
PATH_FRAGMENT,
|
||||
};
|
||||
|
||||
static void advance(TSLexer *lexer) {
|
||||
lexer->advance(lexer, false);
|
||||
}
|
||||
|
||||
static void skip(TSLexer *lexer) {
|
||||
lexer->advance(lexer, true);
|
||||
}
|
||||
|
||||
// Here we only parse literal fragment inside a string.
|
||||
// Delimiter, interpolation and escape sequence are handled by the parser and we simply stop at them.
|
||||
//
|
||||
// The implementation is inspired by tree-sitter-javascript:
|
||||
// https://github.com/tree-sitter/tree-sitter-javascript/blob/fdeb68ac8d2bd5a78b943528bb68ceda3aade2eb/src/scanner.c#L19
|
||||
static bool scan_string_fragment(TSLexer *lexer) {
|
||||
lexer->result_symbol = STRING_FRAGMENT;
|
||||
for (bool has_content = false;; has_content = true) {
|
||||
lexer->mark_end(lexer);
|
||||
switch (lexer->lookahead) {
|
||||
case '"':
|
||||
case '\\':
|
||||
return has_content;
|
||||
case '$':
|
||||
advance(lexer);
|
||||
if (lexer->lookahead == '{') {
|
||||
return has_content;
|
||||
} else if (lexer->lookahead != '"' && lexer->lookahead != '\\') {
|
||||
// Any char following '$' other than '"', '\\' and '{' (which was handled above)
|
||||
// should be consumed as additional string content.
|
||||
// This means `$${` doesn't start an interpolation, but `$$${` does.
|
||||
advance(lexer);
|
||||
}
|
||||
break;
|
||||
// Simply give up on EOF or '\0'.
|
||||
case '\0':
|
||||
return false;
|
||||
default:
|
||||
advance(lexer);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// See comments of scan_string_fragment.
|
||||
static bool scan_indented_string_fragment(TSLexer *lexer) {
|
||||
lexer->result_symbol = INDENTED_STRING_FRAGMENT;
|
||||
for (bool has_content = false;; has_content = true) {
|
||||
lexer->mark_end(lexer);
|
||||
switch (lexer->lookahead) {
|
||||
case '$':
|
||||
advance(lexer);
|
||||
if (lexer->lookahead == '{') {
|
||||
return has_content;
|
||||
} else if (lexer->lookahead != '\'') {
|
||||
// Any char following '$' other than '\'' and '{' (which was handled above)
|
||||
// should be consumed as additional string content.
|
||||
// This means `$${` doesn't start an interpolation, but `$$${` does.
|
||||
advance(lexer);
|
||||
}
|
||||
break;
|
||||
case '\'':
|
||||
advance(lexer);
|
||||
if (lexer->lookahead == '\'') {
|
||||
// Two single quotes always stop current string fragment.
|
||||
// It can be either an end delimiter '', or escape sequences ''', ''$, ''\<any>
|
||||
return has_content;
|
||||
}
|
||||
break;
|
||||
// Simply give up on EOF or '\0'.
|
||||
case '\0':
|
||||
return false;
|
||||
default:
|
||||
advance(lexer);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static bool is_path_char(char c) {
|
||||
return (c >= '0' && c <= '9') || (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || c == '-' || c == '+' || c == '_' || c == '.' || c == '/';
|
||||
}
|
||||
|
||||
static bool scan_path_start(TSLexer *lexer) {
|
||||
lexer->result_symbol = PATH_START;
|
||||
|
||||
bool have_sep = false;
|
||||
bool have_after_sep = false;
|
||||
char c = lexer->lookahead;
|
||||
|
||||
// unlike string_fragments which which are preceded by initial token (i.e. '"')
|
||||
// and thus will have all leading external whitespace consumed,
|
||||
// we have no such luxury with the path_start token.
|
||||
//
|
||||
// so we must skip over any leading whitespace here.
|
||||
while (c == ' ' || c == '\n' || c == '\r' || c == '\t') {
|
||||
skip(lexer);
|
||||
c = lexer->lookahead;
|
||||
}
|
||||
|
||||
while (true) {
|
||||
lexer->mark_end(lexer);
|
||||
c = lexer->lookahead;
|
||||
|
||||
if (c == '/') {
|
||||
have_sep = true;
|
||||
} else if (is_path_char(c)) {
|
||||
if (have_sep) {
|
||||
have_after_sep = true;
|
||||
}
|
||||
} else if (c == '$') {
|
||||
// starting a interpolation,
|
||||
// so we have a valid token as long as we've seen a separator.
|
||||
// example: a/${x}
|
||||
return have_sep;
|
||||
} else {
|
||||
// we have a valid token if we've consumed anything after a separator.
|
||||
// example: a/b
|
||||
return have_after_sep;
|
||||
}
|
||||
|
||||
advance(lexer);
|
||||
}
|
||||
}
|
||||
|
||||
static bool scan_path_fragment(TSLexer *lexer) {
|
||||
lexer->result_symbol = PATH_FRAGMENT;
|
||||
|
||||
for (bool has_content = false;; has_content = true) {
|
||||
lexer->mark_end(lexer);
|
||||
if (!is_path_char(lexer->lookahead)) {
|
||||
return has_content;
|
||||
}
|
||||
advance(lexer);
|
||||
}
|
||||
}
|
||||
|
||||
void *tree_sitter_nix_external_scanner_create() {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
bool tree_sitter_nix_external_scanner_scan(void *payload, TSLexer *lexer,
|
||||
const bool *valid_symbols) {
|
||||
// This never happens in valid grammar. Only during error recovery, everything becomes valid.
|
||||
// See: https://github.com/tree-sitter/tree-sitter/issues/1259
|
||||
//
|
||||
// We should not consume any content as string fragment during error recovery, or we'll break
|
||||
// more valid grammar below.
|
||||
// The test 'attrset typing field following string' covers this.
|
||||
if (valid_symbols[STRING_FRAGMENT] && valid_symbols[INDENTED_STRING_FRAGMENT] && valid_symbols[PATH_START] && valid_symbols[PATH_FRAGMENT] ) {
|
||||
return false;
|
||||
} else if (valid_symbols[STRING_FRAGMENT]) {
|
||||
return scan_string_fragment(lexer);
|
||||
} else if (valid_symbols[INDENTED_STRING_FRAGMENT]) {
|
||||
return scan_indented_string_fragment(lexer);
|
||||
} else if (valid_symbols[PATH_FRAGMENT] && is_path_char(lexer->lookahead)) {
|
||||
// path_fragments should be scanned as immediate tokens, with no preceding extras.
|
||||
// so we assert that the very first token is a path character,
|
||||
// and otherwise we fall through to the case below.
|
||||
// example:
|
||||
// a/b${c} d/e${f}
|
||||
// ^--- note that scanning for the path_fragment will start here.
|
||||
// this *should* be parsed as a function application.
|
||||
// so we want to fall through to the path_start case below,
|
||||
// which will skip the whitespace and correctly scan the following path_start.
|
||||
//
|
||||
// also, we want this above path_start, because wherever there's ambiguity we want to parse another fragment
|
||||
// instead of starting a new path.
|
||||
// example:
|
||||
// a/b${c}d/e${f}
|
||||
// if we swap the precedence, we'd effectively parse the above as the following function application:
|
||||
// (a/b${c}) (d/e${f})
|
||||
return scan_path_fragment(lexer);
|
||||
} else if (valid_symbols[PATH_START]) {
|
||||
return scan_path_start(lexer);
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
unsigned tree_sitter_nix_external_scanner_serialize(void *payload, char *buffer) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
void tree_sitter_nix_external_scanner_deserialize(void *payload, const char *buffer, unsigned length) { }
|
||||
|
||||
void tree_sitter_nix_external_scanner_destroy(void *payload) { }
|
||||
@ -1,224 +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;
|
||||
const TSStateId *primary_state_ids;
|
||||
};
|
||||
|
||||
/*
|
||||
* 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_
|
||||
@ -1,80 +0,0 @@
|
||||
{
|
||||
or = { or = 1; }.or or 42;
|
||||
# <- property
|
||||
# ^ punctuation.delimiter
|
||||
# ^ property
|
||||
# ^ property
|
||||
# ^ keyword
|
||||
the-question = if builtins.true then "to be" else "not to be";
|
||||
# <- property
|
||||
# ^ property
|
||||
# ^ property
|
||||
# ^ keyword
|
||||
# ^ variable.builtin
|
||||
# ^ property
|
||||
# ^ keyword
|
||||
# ^ string
|
||||
# ^ keyword
|
||||
# ^ string
|
||||
null = if null then true else false;
|
||||
# <- property
|
||||
# ^ variable.builtin
|
||||
# ^ variable.builtin
|
||||
# ^ variable.builtin
|
||||
pkgs' = { inherit (pkgs) stdenv lib; };
|
||||
# <- property
|
||||
# ^ property
|
||||
# ^ keyword
|
||||
# ^ variable
|
||||
# ^ property
|
||||
# ^ property
|
||||
thing' =
|
||||
# <- property
|
||||
let inherit (pkgs) stdenv lib;
|
||||
# <- keyword
|
||||
# ^ keyword
|
||||
# ^ variable
|
||||
# ^ property
|
||||
# ^ property
|
||||
in derivation rec {
|
||||
# <- keyword
|
||||
# ^ function.builtin
|
||||
# ^ keyword
|
||||
pname = "thing";
|
||||
# <- property
|
||||
# ^ string
|
||||
version = "v1.2.3";
|
||||
name = "${pname}-${version}";
|
||||
# <- property
|
||||
# ^ string
|
||||
# ^ punctuation.special
|
||||
# ^ variable
|
||||
# ^ punctuation.special
|
||||
# ^ string
|
||||
# ^ variable
|
||||
# ^ string
|
||||
buildInputs = with pkgs; [ thing_a thing_b ];
|
||||
# <- property
|
||||
# ^ keyword
|
||||
# ^ variable
|
||||
# ^ variable
|
||||
# ^ variable
|
||||
};
|
||||
assert_bool = bool: assert lib.isBool bool; bool;
|
||||
# <- property
|
||||
# ^ variable.parameter
|
||||
# ^ keyword
|
||||
# ^ variable
|
||||
# ^ function
|
||||
# ^ variable
|
||||
# ^ variable
|
||||
import = import ./overlays.nix { inherit pkgs; };
|
||||
# <- property
|
||||
# ^ function.builtin
|
||||
# ^ string.special.path
|
||||
# ^ keyword
|
||||
# ^ property
|
||||
uri = https://github.com;
|
||||
# ^ string.special.uri
|
||||
# ^ string.special.uri
|
||||
}
|
||||
Loading…
Reference in New Issue