feat: improve bindings

.editorconfig

@@ -0,0 +1,39 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{json,toml,yml,gyp}]
+indent_style = space
+indent_size = 2
+
+[*.js]
+indent_style = space
+indent_size = 2
+
+[*.rs]
+indent_style = space
+indent_size = 4
+
+[*.{c,cc,h}]
+indent_style = space
+indent_size = 4
+
+[*.{py,pyi}]
+indent_style = space
+indent_size = 4
+
+[*.swift]
+indent_style = space
+indent_size = 4
+
+[*.go]
+indent_style = tab
+indent_size = 8
+
+[Makefile]
+indent_style = tab
+indent_size = 8

Cargo.toml

@@ -21,7 +21,7 @@ include = ["bindings/rust/*", "grammar.js", "queries/*", "src/*"]
 path = "bindings/rust/lib.rs"
 
 [dependencies]
-tree-sitter = "~0.20.10"
+tree-sitter = ">=0.20.10"
 
 [build-dependencies]
 cc = "~1.0"

Makefile

@@ -0,0 +1,94 @@
+VERSION := 0.0.1
+
+LANGUAGE_NAME := tree-sitter-python
+
+# repository
+SRC_DIR := src
+
+PARSER_REPO_URL := $(shell git -C $(SRC_DIR) remote get-url origin 2>/dev/null)
+
+ifeq ($(PARSER_URL),)
+	PARSER_URL := $(subst .git,,$(PARSER_REPO_URL))
+ifeq ($(shell echo $(PARSER_URL) | grep '^[a-z][-+.0-9a-z]*://'),)
+	PARSER_URL := $(subst :,/,$(PARSER_URL))
+	PARSER_URL := $(subst git@,https://,$(PARSER_URL))
+endif
+endif
+
+# ABI versioning
+SONAME_MAJOR := $(word 1,$(subst ., ,$(VERSION)))
+SONAME_MINOR := $(word 2,$(subst ., ,$(VERSION)))
+
+# install directory layout
+PREFIX ?= /usr/local
+INCLUDEDIR ?= $(PREFIX)/include
+LIBDIR ?= $(PREFIX)/lib
+PCLIBDIR ?= $(LIBDIR)/pkgconfig
+
+# object files
+OBJS := $(patsubst %.c,%.o,$(wildcard $(SRC_DIR)/*.c))
+
+# flags
+ARFLAGS := rcs
+override CFLAGS += -I$(SRC_DIR) -std=c11
+
+# OS-specific bits
+ifeq ($(shell uname),Darwin)
+	SOEXT = dylib
+	SOEXTVER_MAJOR = $(SONAME_MAJOR).dylib
+	SOEXTVER = $(SONAME_MAJOR).$(SONAME_MINOR).dylib
+	LINKSHARED := $(LINKSHARED)-dynamiclib -Wl,
+	ifneq ($(ADDITIONAL_LIBS),)
+	LINKSHARED := $(LINKSHARED)$(ADDITIONAL_LIBS),
+	endif
+	LINKSHARED := $(LINKSHARED)-install_name,$(LIBDIR)/lib$(LANGUAGE_NAME).$(SONAME_MAJOR).dylib,-rpath,@executable_path/../Frameworks
+else ifneq ($(filter $(shell uname),Linux FreeBSD NetBSD DragonFly),)
+	SOEXT = so
+	SOEXTVER_MAJOR = so.$(SONAME_MAJOR)
+	SOEXTVER = so.$(SONAME_MAJOR).$(SONAME_MINOR)
+	LINKSHARED := $(LINKSHARED)-shared -Wl,
+	ifneq ($(ADDITIONAL_LIBS),)
+	LINKSHARED := $(LINKSHARED)$(ADDITIONAL_LIBS)
+	endif
+	LINKSHARED := $(LINKSHARED)-soname,lib$(LANGUAGE_NAME).so.$(SONAME_MAJOR)
+else ifeq ($(OS),Windows_NT)
+	$(error "Windows is not supported")
+endif
+ifneq ($(filter $(shell uname),FreeBSD NetBSD DragonFly),)
+	PCLIBDIR := $(PREFIX)/libdata/pkgconfig
+endif
+
+all: lib$(LANGUAGE_NAME).a lib$(LANGUAGE_NAME).$(SOEXT) $(LANGUAGE_NAME).pc
+
+$(SRC_DIR)/%.o: $(SRC_DIR)/%.c
+	$(CC) -c $^ -o $@
+
+lib$(LANGUAGE_NAME).a: $(OBJS)
+	$(AR) $(ARFLAGS) $@ $^
+
+lib$(LANGUAGE_NAME).$(SOEXT): $(OBJS)
+	$(CC) -fPIC $(LDFLAGS) $(LINKSHARED) $^ $(LDLIBS) -o $@
+
+$(LANGUAGE_NAME).pc:
+	sed > $@ bindings/c/$(LANGUAGE_NAME).pc.in \
+		-e 's|@URL@|$(PARSER_URL)|' \
+		-e 's|@VERSION@|$(VERSION)|' \
+		-e 's|@LIBDIR@|$(LIBDIR)|;' \
+		-e 's|@INCLUDEDIR@|$(INCLUDEDIR)|;' \
+		-e 's|=$(PREFIX)|=$${prefix}|' \
+		-e 's|@PREFIX@|$(PREFIX)|' \
+		-e 's|@REQUIRES@|$(REQUIRES)|' \
+		-e 's|@ADDITIONAL_LIBS@|$(ADDITIONAL_LIBS)|'
+
+install: all
+	install -Dm644 bindings/c/$(LANGUAGE_NAME).h '$(DESTDIR)$(INCLUDEDIR)'/tree_sitter/$(LANGUAGE_NAME).h
+	install -Dm644 $(LANGUAGE_NAME).pc '$(DESTDIR)$(PCLIBDIR)'/$(LANGUAGE_NAME).pc
+	install -Dm755 lib$(LANGUAGE_NAME).a '$(DESTDIR)$(LIBDIR)'/lib$(LANGUAGE_NAME).a
+	install -Dm755 lib$(LANGUAGE_NAME).$(SOEXT) '$(DESTDIR)$(LIBDIR)'/lib$(LANGUAGE_NAME).$(SOEXTVER)
+	ln -sf lib$(LANGUAGE_NAME).$(SOEXTVER) '$(DESTDIR)$(LIBDIR)'/lib$(LANGUAGE_NAME).$(SOEXTVER_MAJOR)
+	ln -sf lib$(LANGUAGE_NAME).$(SOEXTVER_MAJOR) '$(DESTDIR)$(LIBDIR)'/lib$(LANGUAGE_NAME).$(SOEXT)
+
+clean:
+	$(RM) $(OBJS) $(LANGUAGE_NAME).pc lib$(LANGUAGE_NAME).a lib$(LANGUAGE_NAME).$(SOEXT)
+
+.PHONY: all install clean

bindings/c/tree-sitter-python.h

@@ -0,0 +1,16 @@
+#ifndef TREE_SITTER_PYTHON_H_
+#define TREE_SITTER_PYTHON_H_
+
+typedef struct TSLanguage TSLanguage;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern const TSLanguage *tree_sitter_python(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // TREE_SITTER_PYTHON_H_

bindings/c/tree-sitter-python.pc.in

@@ -0,0 +1,11 @@
+prefix=@PREFIX@
+libdir=@LIBDIR@
+includedir=@INCLUDEDIR@
+
+Name: tree-sitter-python
+Description: python grammar for tree-sitter
+URL: @URL@
+Version: @VERSION@
+Requires: @REQUIRES@
+Libs: -L${libdir} @ADDITIONAL_LIBS@ -ltree-sitter-python
+Cflags: -I${includedir}

bindings/go/binding.go

@@ -0,0 +1,13 @@
+package tree_sitter_python
+
+// #cgo CFLAGS: -std=c11 -fPIC
+// #include "../../src/parser.c"
+// // NOTE: if your language has an external scanner, add it here.
+import "C"
+
+import "unsafe"
+
+// Get the tree-sitter Language for this grammar.
+func Language() unsafe.Pointer {
+	return unsafe.Pointer(C.tree_sitter_python())
+}

bindings/go/binding_test.go

@@ -0,0 +1,15 @@
+package tree_sitter_python_test
+
+import (
+	"testing"
+
+	tree_sitter "github.com/smacker/go-tree-sitter"
+	"github.com/tree-sitter/tree-sitter-python"
+)
+
+func TestCanLoadGrammar(t *testing.T) {
+	language := tree_sitter.NewLanguage(tree_sitter_python.Language())
+	if language == nil {
+		t.Errorf("Error loading Python grammar")
+	}
+}

bindings/go/go.mod

@@ -0,0 +1,5 @@
+module github.com/tree-sitter/tree-sitter-python
+
+go 1.22
+
+require github.com/smacker/go-tree-sitter v0.0.0-20230720070738-0d0a9f78d8f8

bindings/python/tree_sitter_python/__init__.py

@@ -0,0 +1,3 @@
+"Python grammar for tree-sitter"
+
+from ._binding import language

bindings/python/tree_sitter_python/__init__.pyi

@@ -0,0 +1 @@
+def language() -> int: ...

bindings/python/tree_sitter_python/binding.c

@@ -0,0 +1,27 @@
+#include <Python.h>
+
+typedef struct TSLanguage TSLanguage;
+
+extern const TSLanguage *tree_sitter_python(void);
+
+static PyObject* _binding_language(PyObject *self, PyObject *args) {
+    return PyLong_FromVoidPtr((void *)tree_sitter_python());
+}
+
+static PyMethodDef methods[] = {
+    {"language", _binding_language, METH_NOARGS,
+     "Get the tree-sitter language for this grammar."},
+    {NULL, NULL, 0, NULL}
+};
+
+static struct PyModuleDef module = {
+    .m_base = PyModuleDef_HEAD_INIT,
+    .m_name = "_binding",
+    .m_doc = NULL,
+    .m_size = -1,
+    .m_methods = methods
+};
+
+PyMODINIT_FUNC PyInit__binding(void) {
+    return PyModule_Create(&module);
+}

pyproject.toml

@@ -0,0 +1,26 @@
+[build-system]
+requires = ["setuptools>=42", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "tree-sitter-python"
+description = "Python grammar for tree-sitter"
+version = "0.0.1"
+keywords = ["parsing", "incremental", "python"]
+classifiers = [
+  "Development Status :: 4 - Beta",
+  "Intended Audience :: Developers",
+  "License :: OSI Approved :: MIT License",
+  "Topic :: Software Development :: Compilers",
+  "Topic :: Text Processing :: Linguistic",
+]
+requires-python = ">=3.8"
+license.file = "LICENSE"
+readme = "README.md"
+
+[project.optional-dependencies]
+core = ["tree-sitter~=0.21"]
+
+[tool.cibuildwheel]
+build = "cp38-*"
+build-frontend = "build"

setup.py

@@ -0,0 +1,57 @@
+from os.path import isdir, join
+from platform import system
+
+from setuptools import Extension, find_packages, setup
+from setuptools.command.build import build
+from wheel.bdist_wheel import bdist_wheel
+
+
+class Build(build):
+    def run(self):
+        if isdir("queries"):
+            dest = join(self.build_lib, "tree_sitter_python", "queries")
+            self.copy_tree("queries", dest)
+        super().run()
+
+
+class BdistWheel(bdist_wheel):
+    def get_tag(self):
+        python, abi, platform = super().get_tag()
+        if python.startswith("cp"):
+            python, abi = "cp38", "abi3"
+        return python, abi, platform
+
+
+setup(
+    packages=find_packages("bindings/python"),
+    package_dir={"": "bindings/python"},
+    package_data={
+        "tree_sitter_python": ["*.pyi", "py.typed"],
+        "tree_sitter_python.queries": ["*.scm"],
+    },
+    ext_package="tree_sitter_python",
+    ext_modules=[
+        Extension(
+            name="_binding",
+            sources=[
+                "bindings/python/tree_sitter_python/binding.c",
+                "src/parser.c",
+                "src/scanner.c",
+            ],
+            extra_compile_args=(
+                ["-std=c11"] if system() != 'Windows' else []
+            ),
+            define_macros=[
+                ("Py_LIMITED_API", "0x03080000"),
+                ("PY_SSIZE_T_CLEAN", None)
+            ],
+            include_dirs=["src"],
+            py_limited_api=True,
+        )
+    ],
+    cmdclass={
+        "build": Build,
+        "bdist_wheel": BdistWheel
+    },
+    zip_safe=False,
+)