Terraform Syntax Testing and Target Syntax Generation

.eslintrc.json

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+{
+  "root": true,
+  "parser": "@typescript-eslint/parser",
+  "plugins": ["@typescript-eslint"],
+  "extends": ["eslint:recommended", "plugin:@typescript-eslint/recommended"]
+}

.github/workflows/test.yml

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+name: Test
+
+on:
+  push:
+    branches:
+      - "master"
+  pull_request:
+    branches:
+      - "master"
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Install modules
+      run: npm ci
+    - name: Run vscode-textmate
+      run: npm test
+    - name: Run vscode-tmgrammar-test
+      run: npm run test:grammar

.gitignore

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+/node_modules/
+/build/
+/lib/
+/dist/
+/docs/
+.idea/*
+
+.DS_Store
+coverage
+*.log

.prettierrc

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+{
+  "endOfLine": "lf",
+  "printWidth": 120,
+  "semi": true,
+  "singleQuote": true,
+  "tabWidth": 2,
+  "trailingComma": "all",
+  "useTabs": false
+}

jest.config.js

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+/** @type {import('ts-jest/dist/types').InitialOptionsTsJest} */
+module.exports = {
+  preset: "ts-jest",
+  testEnvironment: "node",
+  roots: ["<rootDir>"],
+  testMatch: [
+    "**/__tests__/**/*.+(ts|tsx|js)",
+    "**/?(*.)+(spec|test).+(ts|tsx|js)",
+  ],
+  resetMocks: true,
+  clearMocks: true,
+  verbose: true,
+  silent: false,
+};

main.ts

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+import cson from 'cson';
+import * as plist from 'plist';
+import * as path from 'path';
+import * as yaml from 'yaml';
+import { promises as fsPromises } from 'fs';
+
+const languages = ['terraform'];
+
+languages.forEach(async (lang) => {
+  console.log(lang);
+  const sourceJSON = path.join(__dirname, 'src', lang, `${lang}.tmGrammar.json`);
+  const destPath = path.join(__dirname, 'syntaxes', lang);
+
+  console.log(`Reading ${sourceJSON}`);
+  const text = await fsPromises.readFile(sourceJSON);
+  const data = JSON.parse(text.toString());
+
+  await fsPromises.copyFile(sourceJSON, path.join('./syntaxes', lang, `${lang}.tmGrammar.json`));
+
+  // cson
+  const csonfile = path.join(destPath, `${lang}.tmGrammar.cson`);
+  console.log(`Exporting ${csonfile}`);
+  await fsPromises.writeFile(csonfile, cson.stringify(data));
+
+  // textmate
+  const plistfile = path.join(destPath, `${lang}.tmGrammar`);
+  console.log(`Exporting ${plistfile}`);
+  await fsPromises.writeFile(plistfile, plist.build(data));
+
+  // yaml
+  const yamlfile = path.join(destPath, `${lang}.yaml`);
+  console.log(`Exporting ${yamlfile}`);
+  await fsPromises.writeFile(yamlfile, yaml.stringify(data));
+});