112 lines
3.8 KiB
Ruby
112 lines
3.8 KiB
Ruby
require "language/node"
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class TreeSitter < Formula
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desc "Parser generator tool and incremental parsing library"
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homepage "https://tree-sitter.github.io/"
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url "https://github.com/tree-sitter/tree-sitter/archive/v0.20.7.tar.gz"
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sha256 "b355e968ec2d0241bbd96748e00a9038f83968f85d822ecb9940cbe4c42e182e"
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license "MIT"
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head "https://github.com/tree-sitter/tree-sitter.git", branch: "master"
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bottle do
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sha256 cellar: :any, arm64_monterey: "ed7732dfb93b41a1a9dec118f119903214b2733059a4666b4811a8c0b4995fb6"
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sha256 cellar: :any, arm64_big_sur: "1ca16211e94d5a9c72785bf1206141c18c10836027a8e7e58961809fb1e10141"
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sha256 cellar: :any, monterey: "c863b441b7df332c195dd7be16c67108d2bffab77cb6b5d336c59b77d2ac28b0"
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sha256 cellar: :any, big_sur: "49fc36d28fb16ab79081fd579585be955473a4c196971385b8425cb928fd8959"
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sha256 cellar: :any, catalina: "84744c0f0ac2af90eb3929ffedcd3284906da54186d923f3449e98cf53aea8d3"
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sha256 cellar: :any_skip_relocation, x86_64_linux: "3a9847f8198c9fc9b3da2b65a37e397a1eabaf549f0f7cb93a18a47a6fa0254c"
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end
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depends_on "emscripten" => [:build, :test]
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depends_on "node" => [:build, :test]
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depends_on "rust" => :build
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def install
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system "make", "AMALGAMATED=1"
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system "make", "install", "PREFIX=#{prefix}"
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# NOTE: This step needs to be done *before* `cargo install`
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cd "lib/binding_web" do
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system "npm", "install", *Language::Node.local_npm_install_args
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end
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system "script/build-wasm"
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cd "cli" do
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system "cargo", "install", *std_cargo_args
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end
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# Install the wasm module into the prefix.
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# NOTE: This step needs to be done *after* `cargo install`.
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%w[tree-sitter.js tree-sitter-web.d.ts tree-sitter.wasm package.json].each do |file|
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(lib/"binding_web").install "lib/binding_web/#{file}"
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end
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end
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test do
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# a trivial tree-sitter test
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assert_equal "tree-sitter #{version}", shell_output("#{bin}/tree-sitter --version").strip
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# test `tree-sitter generate`
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(testpath/"grammar.js").write <<~EOS
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module.exports = grammar({
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name: 'YOUR_LANGUAGE_NAME',
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rules: {
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source_file: $ => 'hello'
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}
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});
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EOS
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system bin/"tree-sitter", "generate", "--abi=latest"
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# test `tree-sitter parse`
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(testpath/"test/corpus/hello.txt").write <<~EOS
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hello
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EOS
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parse_result = shell_output("#{bin}/tree-sitter parse #{testpath}/test/corpus/hello.txt").strip
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assert_equal("(source_file [0, 0] - [1, 0])", parse_result)
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# test `tree-sitter test`
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(testpath/"test"/"corpus"/"test_case.txt").write <<~EOS
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=========
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hello
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=========
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hello
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---
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(source_file)
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EOS
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system "#{bin}/tree-sitter", "test"
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(testpath/"test_program.c").write <<~EOS
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#include <string.h>
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#include <tree_sitter/api.h>
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int main(int argc, char* argv[]) {
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TSParser *parser = ts_parser_new();
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if (parser == NULL) {
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return 1;
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}
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// Because we have no language libraries installed, we cannot
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// actually parse a string successfully. But, we can verify
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// that it can at least be attempted.
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const char *source_code = "empty";
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TSTree *tree = ts_parser_parse_string(
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parser,
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NULL,
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source_code,
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strlen(source_code)
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);
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if (tree == NULL) {
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printf("tree creation failed");
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}
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ts_tree_delete(tree);
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ts_parser_delete(parser);
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return 0;
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}
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EOS
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system ENV.cc, "test_program.c", "-L#{lib}", "-ltree-sitter", "-o", "test_program"
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assert_equal "tree creation failed", shell_output("./test_program")
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# test `tree-sitter build-wasm`
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ENV.delete "CPATH"
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system bin/"tree-sitter", "build-wasm"
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end
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end
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