Fixes

.eslintrc.js

@@ -0,0 +1,21 @@
+module.exports = {
+  'env': {
+    'commonjs': true,
+    'es2021': true,
+  },
+  'extends': 'google',
+  'overrides': [
+  ],
+  'parserOptions': {
+    'ecmaVersion': 'latest',
+    'sourceType': 'module',
+  },
+  'rules': {
+    'indent': ['error', 2, {'SwitchCase': 1}],
+    'max-len': [
+      'error',
+      {'code': 160, 'ignoreComments': true, 'ignoreUrls': true, 'ignoreStrings': true},
+    ],
+    'one-var': ['error', 'consecutive'],
+  },
+};

.gitattributes

@@ -1,2 +1,6 @@
 /src/** linguist-vendored
 /examples/* linguist-vendored
+
+src/grammar.json -diff
+src/node-types.json -diff
+src/parser.c -diff

.github/workflows/lint.yml

@@ -0,0 +1,19 @@
+name: Lint
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - "**"
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install modules
+        run: npm install
+      - name: Run ESLint
+        run: npm run lint

.github/workflows/release.yml

@@ -0,0 +1,103 @@
+name: Release
+
+on:
+  workflow_run:
+    workflows: ["CI"]
+    branches:
+      - master
+    types:
+      - completed
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Get previous commit SHA
+        id: get_previous_commit
+        run: |
+          LATEST_TAG=$(git describe --tags --abbrev=0)
+          if [[ -z "$LATEST_TAG" ]]; then
+            echo "No tag found. Failing..."
+            exit 1
+          fi
+          echo "latest_tag=${LATEST_TAG#v}" >> "$GITHUB_ENV" # Remove 'v' prefix from the tag
+
+      - name: Check if version changed and is greater than the previous
+        id: version_check
+        run: |
+          # Compare the current version with the version from the previous commit
+          PREVIOUS_NPM_VERSION=${{ env.latest_tag }}
+          CURRENT_NPM_VERSION=$(jq -r '.version' package.json)
+          CURRENT_CARGO_VERSION=$(awk -F '"' '/^version/ {print $2}' Cargo.toml)
+          if [[ "$CURRENT_NPM_VERSION" != "$CURRENT_CARGO_VERSION" ]]; then # Cargo.toml and package.json versions must match
+            echo "Mismatch: NPM version ($CURRENT_NPM_VERSION) and Cargo.toml version ($CURRENT_CARGO_VERSION)"
+            echo "version_changed=false" >> "$GITHUB_ENV"
+          else
+            if [[ "$PREVIOUS_NPM_VERSION" ==  "$CURRENT_NPM_VERSION" ]]; then
+              echo "version_changed=" >> "$GITHUB_ENV"
+            else
+              IFS='.' read -ra PREVIOUS_VERSION_PARTS <<< "$PREVIOUS_NPM_VERSION"
+              IFS='.' read -ra CURRENT_VERSION_PARTS <<< "$CURRENT_NPM_VERSION"
+              VERSION_CHANGED=false
+              for i in "${!PREVIOUS_VERSION_PARTS[@]}"; do
+                if [[ ${CURRENT_VERSION_PARTS[i]} -gt ${PREVIOUS_VERSION_PARTS[i]} ]]; then
+                  VERSION_CHANGED=true
+                  break
+                elif [[ ${CURRENT_VERSION_PARTS[i]} -lt ${PREVIOUS_VERSION_PARTS[i]} ]]; then
+                  break
+                fi
+              done
+
+              echo "version_changed=$VERSION_CHANGED" >> "$GITHUB_ENV"
+              echo "current_version=${CURRENT_NPM_VERSION}" >> "$GITHUB_ENV"
+            fi
+          fi
+
+      - name: Display result
+        run: |
+          echo "Version bump detected: ${{ env.version_changed }}"
+
+      - name: Fail if version is lower
+        if: env.version_changed == 'false'
+        run: exit 1
+
+      - name: Setup Node
+        if: env.version_changed == 'true'
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+          registry-url: "https://registry.npmjs.org"
+      - name: Publish to NPM
+        if: env.version_changed == 'true'
+        env:
+          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}
+        run: npm publish
+
+      - name: Setup Rust
+        if: env.version_changed == 'true'
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+      - name: Publish to Crates.io
+        if: env.version_changed == 'true'
+        uses: katyo/publish-crates@v2
+        with:
+          registry-token: ${{ secrets.CARGO_REGISTRY_TOKEN }}
+
+      - name: Tag versions
+        if: env.version_changed == 'true'
+        run: |
+          git checkout master
+          git config user.name github-actions[bot]
+          git config user.email github-actions[bot]@users.noreply.github.com
+          git tag -d "v${{ env.current_version }}" || true
+          git push origin --delete "v${{ env.current_version }}" || true
+          git tag -a "v${{ env.current_version }}" -m "Version ${{ env.current_version }}"
+          git push origin "v${{ env.current_version }}"

Cargo.toml

@@ -3,8 +3,8 @@ name = "tree-sitter-go"
 description = "Go grammar for the tree-sitter parsing library"
 version = "0.19.1"
 authors = [
-    "Max Brunsfeld <maxbrunsfeld@gmail.com>",
-    "Douglas Creager <dcreager@dcreager.net>",
+	"Max Brunsfeld <maxbrunsfeld@gmail.com>",
+	"Douglas Creager <dcreager@dcreager.net>",
 ]
 license = "MIT"
 readme = "bindings/rust/README.md"
@@ -14,12 +14,7 @@ repository = "https://github.com/tree-sitter/tree-sitter-go"
 edition = "2018"
 
 build = "bindings/rust/build.rs"
-include = [
-  "bindings/rust/*",
-  "grammar.js",
-  "queries/*",
-  "src/*",
-]
+include = ["bindings/rust/*", "grammar.js", "queries/*", "src/*"]
 
 [lib]
 path = "bindings/rust/lib.rs"

README.md

@@ -1,5 +1,4 @@
-tree-sitter-go
-===========================
+# tree-sitter-go
 
 [![Build/test](https://github.com/tree-sitter/tree-sitter-go/actions/workflows/ci.yml/badge.svg)](https://github.com/tree-sitter/tree-sitter-go/actions/workflows/ci.yml)
 

bindings/node/binding.cc

@@ -1,28 +1,30 @@
+#include "nan.h"
 #include "tree_sitter/parser.h"
 #include <node.h>
-#include "nan.h"
 
 using namespace v8;
 
-extern "C" TSLanguage * tree_sitter_go();
+extern "C" TSLanguage *tree_sitter_go();
 
 namespace {
 
 NAN_METHOD(New) {}
 
 void Init(Local<Object> exports, Local<Object> module) {
-  Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(New);
-  tpl->SetClassName(Nan::New("Language").ToLocalChecked());
-  tpl->InstanceTemplate()->SetInternalFieldCount(1);
-
-  Local<Function> constructor = Nan::GetFunction(tpl).ToLocalChecked();
-  Local<Object> instance = constructor->NewInstance(Nan::GetCurrentContext()).ToLocalChecked();
-  Nan::SetInternalFieldPointer(instance, 0, tree_sitter_go());
-
-  Nan::Set(instance, Nan::New("name").ToLocalChecked(), Nan::New("go").ToLocalChecked());
-  Nan::Set(module, Nan::New("exports").ToLocalChecked(), instance);
+    Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(New);
+    tpl->SetClassName(Nan::New("Language").ToLocalChecked());
+    tpl->InstanceTemplate()->SetInternalFieldCount(1);
+
+    Local<Function> constructor = Nan::GetFunction(tpl).ToLocalChecked();
+    Local<Object> instance =
+        constructor->NewInstance(Nan::GetCurrentContext()).ToLocalChecked();
+    Nan::SetInternalFieldPointer(instance, 0, tree_sitter_go());
+
+    Nan::Set(instance, Nan::New("name").ToLocalChecked(),
+             Nan::New("go").ToLocalChecked());
+    Nan::Set(module, Nan::New("exports").ToLocalChecked(), instance);
 }
 
 NODE_MODULE(tree_sitter_go_binding, Init)
 
-}  // namespace
+} // namespace

bindings/node/index.js

@@ -1,19 +1,19 @@
 try {
-  module.exports = require("../../build/Release/tree_sitter_go_binding");
+  module.exports = require('../../build/Release/tree_sitter_go_binding');
 } catch (error1) {
   if (error1.code !== 'MODULE_NOT_FOUND') {
     throw error1;
   }
   try {
-    module.exports = require("../../build/Debug/tree_sitter_go_binding");
+    module.exports = require('../../build/Debug/tree_sitter_go_binding');
   } catch (error2) {
     if (error2.code !== 'MODULE_NOT_FOUND') {
       throw error2;
     }
-    throw error1
+    throw error1;
   }
 }
 
 try {
-  module.exports.nodeTypeInfo = require("../../src/node-types.json");
+  module.exports.nodeTypeInfo = require('../../src/node-types.json');
 } catch (_) {}

bindings/rust/README.md

@@ -1,24 +1,24 @@
 # tree-sitter-go
 
-This crate provides a Go grammar for the [tree-sitter][] parsing library.  To
+This crate provides a Go grammar for the [tree-sitter][] parsing library. To
 use this crate, add it to the `[dependencies]` section of your `Cargo.toml`
-file.  (Note that you will probably also need to depend on the
+file. (Note that you will probably also need to depend on the
 [`tree-sitter`][tree-sitter crate] crate to use the parsed result in any useful
 way.)
 
-``` toml
+```toml
 [dependencies]
 tree-sitter = "0.20"
 tree-sitter-go = "0.19"
 ```
 
-Typically, you will use the [language][language func] function to add this
+Typically, you will use the [language][language] function to add this
 grammar to a tree-sitter [Parser][], and then use the parser to parse some code:
 
-``` rust
+```rust
 let code = r#"
     func double(x int) int {
-    	return x * 2
+        return x * 2
     }
 "#;
 let mut parser = Parser::new();
@@ -29,8 +29,7 @@ let parsed = parser.parse(code, None);
 If you have any questions, please reach out to us in the [tree-sitter
 discussions] page.
 
-[Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
-[language func]: https://docs.rs/tree-sitter-go/*/tree_sitter_go/fn.language.html
+[language]: https://docs.rs/tree-sitter-go/*/tree_sitter_go/fn.language.html
 [Parser]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Parser.html
 [tree-sitter]: https://tree-sitter.github.io/
 [tree-sitter crate]: https://crates.io/crates/tree-sitter

bindings/rust/build.rs

@@ -1,7 +1,7 @@
 fn main() {
     let src_dir = std::path::Path::new("src");
     let mut c_config = cc::Build::new();
-    c_config.include(&src_dir);
+    c_config.include(src_dir);
     c_config
         .flag_if_supported("-Wno-unused-parameter")
         .flag_if_supported("-Wno-unused-but-set-variable")

bindings/rust/lib.rs

@@ -14,15 +14,14 @@
 //!
 //! let code = r#"
 //!     func double(x int) int {
-//!     	return x * 2
+//!         return x * 2
 //!     }
 //! "#;
 //! let mut parser = Parser::new();
 //! parser.set_language(tree_sitter_go::language()).expect("Error loading Go grammar");
-//! let parsed = parser.parse(code, None);
-//! # let parsed = parsed.unwrap();
-//! # let root = parsed.root_node();
-//! # assert!(!root.has_error());
+//! let parsed = parser.parse(code, None).unwrap();
+//! let root = parsed.root_node();
+//! assert!(!root.has_error());
 //! ```
 //!
 //! [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
@@ -44,18 +43,18 @@ pub fn language() -> Language {
 }
 
 /// The source of the Go tree-sitter grammar description.
-pub const GRAMMAR: &'static str = include_str!("../../grammar.js");
+pub const GRAMMAR: &str = include_str!("../../grammar.js");
 
 /// The syntax highlighting query for this language.
-pub const HIGHLIGHT_QUERY: &'static str = include_str!("../../queries/highlights.scm");
+pub const HIGHLIGHT_QUERY: &str = include_str!("../../queries/highlights.scm");
 
 /// The content of the [`node-types.json`][] file for this grammar.
 ///
 /// [`node-types.json`]: https://tree-sitter.github.io/tree-sitter/using-parsers#static-node-types
-pub const NODE_TYPES: &'static str = include_str!("../../src/node-types.json");
+pub const NODE_TYPES: &str = include_str!("../../src/node-types.json");
 
 /// The symbol tagging query for this language.
-pub const TAGGING_QUERY: &'static str = include_str!("../../queries/tags.scm");
+pub const TAGGING_QUERY: &str = include_str!("../../queries/tags.scm");
 
 #[cfg(test)]
 mod tests {