feat: add nursery package

package.json

@@ -2,7 +2,8 @@
   "name": "@ast-grep/langs",
   "private": true,
   "workspaces": [
-    "packages/*"
+    "packages/*",
+    "scripts/*"
   ],
   "version": "0.0.1",
   "description": "Monorepo for `@ast-grep/lang-*` packages",

packages/toml/nursery.js

@@ -0,0 +1,13 @@
+const { setup } = require('@ast-grep/nursery')
+const toml = require('./index')
+
+setup({
+  name: 'toml',
+  packageName: '@tree-sitter-grammars/tree-sitter-toml',
+  testConfig: {
+    languageRegistration: toml,
+    code: `
+    $NAME = "toml"
+    `
+  }
+})

packages/toml/package.json

@@ -4,17 +4,19 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "build": "node build.js && tree-sitter build -o parser.so",
-    "test": "node test.js"
+    "copy-src": "node nursery.js copy",
+    "build": "tree-sitter build -o parser.so",
+    "postinstall": "npm run build",
+    "test": "node nursery.js test"
   },
   "keywords": [],
   "author": "",
   "license": "ISC",
-  "dependencies": {
-    "tree-sitter-cli": "0.24.6",
-    "@tree-sitter-grammars/tree-sitter-toml": "0.7.0"
+  "peerDependencies": {
+    "tree-sitter-cli": "0.24.6"
   },
   "devDependencies": {
-    "@ast-grep/napi": "0.33.0"
+    "@tree-sitter-grammars/tree-sitter-toml": "0.7.0",
+    "@ast-grep/nursery": "workspace:*"
   }
 }

pnpm-workspace.yaml

@@ -1,3 +1,4 @@
 packages:
   - 'packages/*'
+  - 'scripts/*'
 

scripts/nursery/index.js

@@ -0,0 +1,36 @@
+const { cp } = require('fs').promises
+const { parse, registerDynamicLanguage } = require('@ast-grep/napi')
+
+const path = require('path')
+
+async function copySrc(packageName) {
+  const src = path.join(process.cwd(), 'node_modules', packageName,  'src')
+  await cp(src, 'src', { recursive: true })
+}
+
+function test(name, lang, code) {
+  registerDynamicLanguage({ [name]: lang })
+  const tree = parse(name, code)
+  const root = tree.root()
+  const node = root.find('$NAME = "toml"')
+  console.log(node.kind())
+}
+
+// jsdoc for setupConfig
+// @param {Object} setupConfig
+// @param {string} setupConfig.packageName
+// @param {string} setupConfig.name
+// @param {Object} setupConfig.testConfig
+// @param {Object} setupConfig.testConfig.languageRegistration
+// @param {string} setupConfig.testConfig.code
+//
+//
+exports.setup = function setup(setupConfig){
+  const arg = process.argv[2]
+  if (arg === 'copy') {
+    copySrc(setupConfig.packageName)
+  } else if (arg === 'test') {
+    const testConfig = setupConfig.testConfig
+    test(setupConfig.name, testConfig.languageRegistration, testConfig.code)
+  }
+}

scripts/nursery/package.json

@@ -0,0 +1,13 @@
+{
+  "name": "@ast-grep/nursery",
+  "version": "0.0.1",
+  "description": "",
+  "main": "index.js",
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "tree-sitter-cli": "0.24.6",
+    "@ast-grep/napi": "0.33.0"
+  }
+}