WIP - setup tests, pull in jsonc-parser

package.json

@@ -8,7 +8,8 @@
   "devDependencies": {
     "@turbo/gen": "1.13.3",
     "dprint": "0.45.0",
-    "turbo": "1.13.3"
+    "turbo": "1.13.3",
+    "one-version": "workspace:*"
   },
   "scripts": {
     "dev": "turbo run dev",
@@ -19,6 +20,7 @@
     "format": "dprint fmt",
     "format:check": "dprint check",
     "test": "turbo run test",
+    "one-version:check": "one-version check",
     "generator": "bun ./scripts/generator.ts"
   }
 }

packages/one-version/__tests__/jsonc-parser.test.mjs

@@ -0,0 +1,15 @@
+import assert from "node:assert";
+import { after, before, test } from "node:test";
+import { parse } from "../utils/jsonc-parser.mjs";
+
+test("parses plain old JSON fine", () => {
+  let sample = {
+    foo: {
+      bar: ["baz", 1, 2, false, true, null],
+    },
+  };
+
+  let result = parse(JSON.stringify(sample));
+
+  assert.deepEqual(result, sample);
+});

packages/one-version/__tests__/one-version.test.mjs

@@ -1,6 +1,15 @@
 import assert from "node:assert";
 import { after, before, test } from "node:test";
+import { start } from "../one-version.mjs";
 
-test("stub", () => {
-  assert.ok(true);
+test("supports help command", async () => {
+  let logs = [];
+  const logger = {
+    log: (...args) => {
+      logs.push(args.join(" "));
+    },
+  };
+  await start({ rootDirectory: process.cwd(), logger, args: ["help"] });
+
+  assert.match(logs[0], /one-version/);
 });

packages/one-version/bin/index.mjs

@@ -1,7 +1,7 @@
 #!/usr/bin/env node
 import { start } from "../one-version.mjs";
 
-start({ rootDirectory: process.cwd(), logger: console }).catch((e) => {
+start({ rootDirectory: process.cwd(), logger: console, args: process.argv.slice(2) }).catch((e) => {
   console.error("Error running one-version:");
   console.error(e);
   process.exit(1);

packages/one-version/biome.jsonc

@@ -6,7 +6,11 @@
 	"linter": {
 		"enabled": true,
 		"rules": {
-			"recommended": true
+			"recommended": true,
+			"style": {
+				"useConst": "off",
+				"noUnusedTemplateLiteral": "off"
+			}
 		}
 	}
 }

packages/one-version/one-version.mjs

@@ -1,4 +1,37 @@
-export async function start({ rootDirectory, logger }) {
-  logger.log(`Running one-version in ${rootDirectory}`);
-  return Promise.resolve();
+import { parse } from "./utils/jsonc-parser.mjs";
+
+async function _loadConfig({ rootDirectory }) {
+}
+
+export async function start({ rootDirectory, logger, args, loadConfig = _loadConfig }) {
+  let [firstArg] = args;
+
+  let usageLogs = [
+    "",
+    `Usage:`,
+    `  one-version check - Check the repo to ensure all dependencies are match the expected versions`,
+    `  one-version help  - Display this help message!`,
+    "",
+  ];
+
+  switch (firstArg) {
+    case "check": {
+      // @TODO
+      return;
+    }
+    case "help": {
+      logger.log(`one-version - a strict dependency conformance tool for (mono)repos!`);
+      for (let log of usageLogs) {
+        logger.log(log);
+      }
+      return;
+    }
+    default: {
+      logger.log(`Unknown command: ${firstArg}`);
+      for (let log of usageLogs) {
+        logger.log(log);
+      }
+      return;
+    }
+  }
 }