autopublish script wip

Author: roguib

.gitignore

@@ -1,4 +1,5 @@
 node_modules
 build
 out
-coverage
+coverage
+scripts/**.js

package-lock.json

@@ -23,10 +23,13 @@
     "build:cjs": "rollup -c",
     "check": "tsc",
     "run": "node ./build/@roguib/ng-vs-snippets.js",
-    "test": "npm run build:cjs && jest ./tests/*"
+    "test": "npm run build:cjs && jest ./tests/*",
+    "auto-publish": "tsc scripts/auto-publish.ts && node scripts/auto-publish.js",
+    "prettier": "prettier"
   },
   "dependencies": {
     "@types/jest": "^26.0.24",
+    "prettier": "^2.3.2",
     "rollup": "^2.56.2",
     "rollup-plugin-add-shebang": "^0.3.1",
     "rollup-plugin-typescript2": "^0.30.0",

package.json

@@ -0,0 +1,91 @@
+const fs = require("fs");
+const readline = require("readline");
+const rl = readline.createInterface({
+  input: process.stdin,
+  output: process.stdout,
+});
+const iterator = rl[Symbol.asyncIterator]();
+const prettier = require("prettier");
+
+const autoPublish = async (): Promise<void> => {
+  console.log(
+    "Welcome to autopublish. This script walks you through the process of publishing the library to npm."
+  );
+  console.log("Choose which type of version you want to publish:");
+  console.log("1- Major version (X.0.0) (M)");
+  console.log("1- Minor version (0.X.0) (m)");
+  console.log("1- Patch version (0.0.X) (p)");
+
+  let version: { value: string; done: boolean } = undefined;
+  try {
+    console.log("Choose the version (M/m/p)");
+    version = await iterator.next();
+    if (version.value != "M" && version.value != "m" && version.value != "p") {
+      throw Error(
+        "Published version should be Major(M) / Minor(m) / Patch(p). Aborting"
+      );
+    }
+  } catch (error) {
+    throw error;
+  }
+
+  console.log("Updating package.json");
+  let packageJson: any = undefined;
+  try {
+    packageJson = JSON.parse(
+      fs.readFileSync("package.json", {
+        encoding: "utf8",
+        withFileTypes: true,
+      })
+    );
+  } catch (error) {
+    console.log(
+      "An error has occured while trying to read package.json file. Aborting"
+    );
+    throw error;
+  }
+
+  let vArr: Array<string> = packageJson.version.split("."),
+    index = 0;
+  switch (version.value) {
+    case "M":
+      index = 0;
+      break;
+    case "m":
+      index = 1;
+      break;
+    default:
+      index = 2;
+      break;
+  }
+  vArr[index] = (+vArr[index] + 1).toString();
+  packageJson.version = vArr.join(".");
+  try {
+    console.log("package.json updated. Running prettier formatter.");
+    fs.writeFileSync(
+      "package.json",
+      prettier.format(JSON.stringify(packageJson), {
+        semi: false,
+        parser: "json",
+      }),
+      {
+        encoding: "utf8",
+        withFileTypes: true,
+      }
+    );
+  } catch (error) {
+    console.log(
+      "An error has occured while trying to update package.json file. Aborting"
+    );
+    throw error;
+  }
+  // TODO
+  console.log("Pushing the new version into GitHub");
+
+  // TODO
+  console.log("Publishing the new version to npm");
+  rl.close();
+  return;
+};
+
+autoPublish();