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Mango0x45 · Sep 28, 2023 · 94b1b4a · 94b1b4a
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diff --git a/.gitignore b/.gitignore
@@ -0,0 +1,4 @@
+/node_modules/
+/target/
+Cargo.lock
+package-lock.json
diff --git a/Cargo.toml b/Cargo.toml
@@ -0,0 +1,26 @@
+[package]
+name = "tree-sitter-gsp"
+description = "gsp grammar for the tree-sitter parsing library"
+version = "0.0.1"
+keywords = ["incremental", "parsing", "gsp"]
+categories = ["parsing", "text-editors"]
+repository = "https://github.com/tree-sitter/tree-sitter-gsp"
+edition = "2018"
+license = "MIT"
+
+build = "bindings/rust/build.rs"
+include = [
+  "bindings/rust/*",
+  "grammar.js",
+  "queries/*",
+  "src/*",
+]
+
+[lib]
+path = "bindings/rust/lib.rs"
+
+[dependencies]
+tree-sitter = "~0.20.10"
+
+[build-dependencies]
+cc = "1.0"
diff --git a/LICENSE b/LICENSE
@@ -0,0 +1,14 @@
+BSD Zero Clause License
+
+Copyright © 2023 Thomas Voss
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.
diff --git a/binding.gyp b/binding.gyp
@@ -0,0 +1,19 @@
+{
+  "targets": [
+    {
+      "target_name": "tree_sitter_gsp_binding",
+      "include_dirs": [
+        "<!(node -e \"require('nan')\")",
+        "src"
+      ],
+      "sources": [
+        "bindings/node/binding.cc",
+        "src/parser.c",
+        # If your language uses an external scanner, add it here.
+      ],
+      "cflags_c": [
+        "-std=c99",
+      ]
+    }
+  ]
+}
diff --git a/bindings/node/binding.cc b/bindings/node/binding.cc
@@ -0,0 +1,28 @@
+#include "tree_sitter/parser.h"
+#include <node.h>
+#include "nan.h"
+
+using namespace v8;
+
+extern "C" TSLanguage * tree_sitter_gsp();
+
+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_gsp());
+
+  Nan::Set(instance, Nan::New("name").ToLocalChecked(), Nan::New("gsp").ToLocalChecked());
+  Nan::Set(module, Nan::New("exports").ToLocalChecked(), instance);
+}
+
+NODE_MODULE(tree_sitter_gsp_binding, Init)
+
+}  // namespace
diff --git a/bindings/node/index.js b/bindings/node/index.js
@@ -0,0 +1,19 @@
+try {
+  module.exports = require("../../build/Release/tree_sitter_gsp_binding");
+} catch (error1) {
+  if (error1.code !== 'MODULE_NOT_FOUND') {
+    throw error1;
+  }
+  try {
+    module.exports = require("../../build/Debug/tree_sitter_gsp_binding");
+  } catch (error2) {
+    if (error2.code !== 'MODULE_NOT_FOUND') {
+      throw error2;
+    }
+    throw error1
+  }
+}
+
+try {
+  module.exports.nodeTypeInfo = require("../../src/node-types.json");
+} catch (_) {}
diff --git a/bindings/rust/build.rs b/bindings/rust/build.rs
@@ -0,0 +1,40 @@
+fn main() {
+    let src_dir = std::path::Path::new("src");
+
+    let mut c_config = cc::Build::new();
+    c_config.include(&src_dir);
+    c_config
+        .flag_if_supported("-Wno-unused-parameter")
+        .flag_if_supported("-Wno-unused-but-set-variable")
+        .flag_if_supported("-Wno-trigraphs");
+    let parser_path = src_dir.join("parser.c");
+    c_config.file(&parser_path);
+
+    // If your language uses an external scanner written in C,
+    // then include this block of code:
+
+    /*
+    let scanner_path = src_dir.join("scanner.c");
+    c_config.file(&scanner_path);
+    println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
+    */
+
+    c_config.compile("parser");
+    println!("cargo:rerun-if-changed={}", parser_path.to_str().unwrap());
+
+    // If your language uses an external scanner written in C++,
+    // then include this block of code:
+
+    /*
+    let mut cpp_config = cc::Build::new();
+    cpp_config.cpp(true);
+    cpp_config.include(&src_dir);
+    cpp_config
+        .flag_if_supported("-Wno-unused-parameter")
+        .flag_if_supported("-Wno-unused-but-set-variable");
+    let scanner_path = src_dir.join("scanner.cc");
+    cpp_config.file(&scanner_path);
+    cpp_config.compile("scanner");
+    println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
+    */
+}
diff --git a/bindings/rust/lib.rs b/bindings/rust/lib.rs
@@ -0,0 +1,52 @@
+//! This crate provides gsp language support for the [tree-sitter][] parsing library.
+//!
+//! Typically, you will use the [language][language func] function to add this language to a
+//! tree-sitter [Parser][], and then use the parser to parse some code:
+//!
+//! ```
+//! let code = "";
+//! let mut parser = tree_sitter::Parser::new();
+//! parser.set_language(tree_sitter_gsp::language()).expect("Error loading gsp grammar");
+//! let tree = parser.parse(code, None).unwrap();
+//! ```
+//!
+//! [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
+//! [language func]: fn.language.html
+//! [Parser]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Parser.html
+//! [tree-sitter]: https://tree-sitter.github.io/
+
+use tree_sitter::Language;
+
+extern "C" {
+    fn tree_sitter_gsp() -> Language;
+}
+
+/// Get the tree-sitter [Language][] for this grammar.
+///
+/// [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
+pub fn language() -> Language {
+    unsafe { tree_sitter_gsp() }
+}
+
+/// 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");
+
+// Uncomment these to include any queries that this grammar contains
+
+// pub const HIGHLIGHTS_QUERY: &'static str = include_str!("../../queries/highlights.scm");
+// pub const INJECTIONS_QUERY: &'static str = include_str!("../../queries/injections.scm");
+// pub const LOCALS_QUERY: &'static str = include_str!("../../queries/locals.scm");
+// pub const TAGS_QUERY: &'static str = include_str!("../../queries/tags.scm");
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn test_can_load_grammar() {
+        let mut parser = tree_sitter::Parser::new();
+        parser
+            .set_language(super::language())
+            .expect("Error loading gsp language");
+    }
+}
diff --git a/grammar.js b/grammar.js
@@ -0,0 +1,52 @@
+module.exports = grammar({
+	name: 'gsp',
+
+	rules: {
+		source_file: $ => repeat($.node),
+
+		node: $ => seq(
+			optional('>'),
+			$.node_name,
+			optional($.attribute_list),
+			'{',
+			optional($.node_body),
+			'}',
+		),
+
+		node_body: $ => choice(
+			repeat1($.node),
+			$.text_node,
+		),
+
+		node_name: $ => /[a-zA-Z:_\u{000C0}-\u{000D6}\u{000D8}-\u{000F6}\u{000F8}-\u{002FF}\u{00370}-\u{0037D}\u{0037F}-\u{01FFF}\u{0200C}-\u{0200D}\u{02070}-\u{0218F}\u{02C00}-\u{02FEF}\u{03001}-\u{0D7FF}\u{0F900}-\u{0FDCF}\u{0FDF0}-\u{0FFFD}\u{10000}-\u{EFFFF}][a-zA-Z0-9:_\-.·\u{00300}-\u{0036F}\u{0203F}-\u{02040}\u{000C0}-\u{000D6}\u{000D8}-\u{000F6}\u{000F8}-\u{002FF}\u{00370}-\u{0037D}\u{0037F}-\u{01FFF}\u{0200C}-\u{0200D}\u{02070}-\u{0218F}\u{02C00}-\u{02FEF}\u{03001}-\u{0D7FF}\u{0F900}-\u{0FDCF}\u{0FDF0}-\u{0FFFD}\u{10000}-\u{EFFFF}]*/u,
+
+		text_node: $ => seq(
+			choice('-', '='),
+			repeat(
+				choice(
+					$.literal_text,
+					seq('@', $.node),
+				),
+			),
+		),
+
+		literal_text: $ => /(\\[@}\\]|[^@}])+/,
+
+		attribute_list: $ => repeat1($.attribute),
+
+		attribute: $ => choice(
+			$.class_shorthand,
+			$.id_shorthand,
+			seq(
+				$.attribute_name,
+				optional(seq('=', $.attribute_value)),
+			),
+		),
+
+		class_shorthand: $ => /\.[a-zA-Z0-9_-]+/,
+		id_shorthand: $ => /#[a-zA-Z0-9_-]+/,
+
+		attribute_name: $ => /[a-zA-Z0-9_-]+/,
+		attribute_value: $ => /"(\\.|[^"\\])*"/,
+	},
+})
diff --git a/package.json b/package.json
@@ -0,0 +1,22 @@
+{
+  "name": "tree-sitter-gsp",
+  "version": "1.0.0",
+  "description": "A tree-sitter parser for gsp",
+  "main": "bindings/node",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://git.sr.ht/~mango/tree-sitter-gsp.git"
+  },
+  "author": "Thomas Voss",
+  "license": "0BSD",
+  "bugs": {
+    "url": "https://todo.sr.ht/~mango/tree-sitter-gsp"
+  },
+  "homepage": "https://git.sr.ht/~mango/tree-sitter-gsp#readme",
+  "dependencies": {
+    "nan": "^2.18.0"
+  }
+}