Update linting

build/build.ts

@@ -106,7 +106,7 @@ const assetsPlugin = {
   setup(build) {
     build.onLoad({ filter: /\/build\/assets.ts$/ }, () => {
       const lines = Object.entries(ASSETS).map(
-        ([k, v]) => `export const ${k} = ${JSON.stringify(v)};`
+        ([k, v]) => `export const ${k} = ${JSON.stringify(v)};`,
       );
       return { contents: lines.join("\n") };
     });
@@ -194,11 +194,11 @@ async function init(): Promise<void> {
     fsAsync.mkdir(path.join(OUTPUT_DIR, "public")),
     fsAsync.writeFile(
       path.join(OUTPUT_DIR, "package.json"),
-      JSON.stringify(packageJson, null, 2)
+      JSON.stringify(packageJson, null, 2),
     ),
     fsAsync.writeFile(
       path.join(OUTPUT_DIR, "npm-shrinkwrap.json"),
-      JSON.stringify(npmShrinkwrap, null, 2)
+      JSON.stringify(npmShrinkwrap, null, 2),
     ),
   ]);
 }
@@ -228,9 +228,9 @@ async function copyStatic(): Promise<void> {
     files.map((f) =>
       fsAsync.copyFile(
         path.join(INPUT_DIR, f),
-        path.join(OUTPUT_DIR, filenames[f] || f)
-      )
-    )
+        path.join(OUTPUT_DIR, filenames[f] || f),
+      ),
+    ),
   );
 }
 
@@ -252,7 +252,7 @@ async function generateCss(): Promise<void> {
     if (v.entryPoint === "ui/css/app.css") {
       ASSETS.APP_CSS = path.relative(
         path.join(OUTPUT_DIR, "public"),
-        path.join(INPUT_DIR, k)
+        path.join(INPUT_DIR, k),
       );
       break;
     }
@@ -315,7 +315,7 @@ async function generateFrontendJs(): Promise<void> {
     if (v.entryPoint === "ui/app.ts") {
       ASSETS.APP_JS = path.relative(
         path.join(OUTPUT_DIR, "public"),
-        path.join(INPUT_DIR, k)
+        path.join(INPUT_DIR, k),
       );
       break;
     }
@@ -344,12 +344,12 @@ async function generateIconsSprite(): Promise<void> {
     symbols.push(generateSymbol(id, data));
   }
   const data = `<svg xmlns="http://www.w3.org/2000/svg">${symbols.join(
-    ""
+    "",
   )}</svg>`;
   ASSETS.ICONS_SVG = `icons-${assetHash(data)}.svg`;
   await fsAsync.writeFile(
     path.join(OUTPUT_DIR, "public", ASSETS.ICONS_SVG),
-    data
+    data,
   );
 }
 
@@ -357,10 +357,10 @@ init()
   .then(() =>
     Promise.all([
       Promise.all([generateIconsSprite(), copyStatic()]).then(
-        generateFrontendJs
+        generateFrontendJs,
       ),
       generateCss(),
-    ]).then(generateBackendJs)
+    ]).then(generateBackendJs),
   )
   .catch((err) => {
     process.stderr.write(err.stack + "\n");

build/lint.ts

@@ -0,0 +1,55 @@
+import { exec } from "child_process";
+import { promisify } from "util";
+
+const execPromise = promisify(exec);
+
+async function runEslint(): Promise<string> {
+  const CMD =
+    "eslint 'bin/*.ts' 'lib/**/*.ts' 'ui/**/*.ts' 'test/**/*.ts' 'build/**/*.ts'";
+  const env = {
+    ...(process.stdout.isTTY && { FORCE_COLOR: "1" }),
+    ...process.env,
+  };
+  try {
+    const { stdout, stderr } = await execPromise(CMD, { env });
+    if (stderr) throw new Error(stderr);
+    return stdout;
+  } catch (err) {
+    if (err.killed || err.signal || err.stderr || err.code !== 1) throw err;
+    return err.stdout;
+  }
+}
+
+async function runTsc(): Promise<string> {
+  const CMD = "tsc --noEmit";
+  const env = {
+    ...(process.stdout.isTTY && { FORCE_COLOR: "1" }),
+    ...process.env,
+  };
+  const { stdout, stderr } = await execPromise(CMD, { env });
+  if (stderr) throw new Error(stderr);
+  return stdout;
+}
+
+async function runPrettier(): Promise<string> {
+  const CMD = "prettier --prose-wrap always --write .";
+  const env = {
+    ...(process.stdout.isTTY && { FORCE_COLOR: "1" }),
+    ...process.env,
+  };
+  const { stdout, stderr } = await execPromise(CMD, { env });
+  if (stderr) throw new Error(stderr);
+  return stdout;
+}
+
+async function runAll(): Promise<void> {
+  const prom1 = runPrettier();
+  const prom2 = runEslint();
+  const prom3 = runTsc();
+
+  console.log(await prom1);
+  console.log(await prom2);
+  console.log(await prom3);
+}
+
+runAll().catch(console.error);