From a09b99565138bb4bc73a5328397428fb5025817b Mon Sep 17 00:00:00 2001
From: Jarred Sumner <jarred@jarredsumner.com>
Date: Wed, 19 Jan 2022 23:07:03 -0800
Subject: Bun.Transpiler – API for scanning imports/exports of JSX/TSX/TS/JS
 files
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---
 bench/snippets/scanner/bun.lockb             | Bin 0 -> 6186 bytes
 bench/snippets/scanner/package.json          |   6 +++++
 bench/snippets/scanner/remix-route.ts        |  15 +++++++++++
 bench/snippets/scanner/scan-imports-only.js  |  15 +++++++++++
 bench/snippets/scanner/scan.bun.js           |  23 +++++++++++++++++
 bench/snippets/scanner/scan.node-esbuild.mjs |  37 +++++++++++++++++++++++++++
 6 files changed, 96 insertions(+)
 create mode 100755 bench/snippets/scanner/bun.lockb
 create mode 100644 bench/snippets/scanner/package.json
 create mode 100644 bench/snippets/scanner/remix-route.ts
 create mode 100644 bench/snippets/scanner/scan-imports-only.js
 create mode 100644 bench/snippets/scanner/scan.bun.js
 create mode 100644 bench/snippets/scanner/scan.node-esbuild.mjs

(limited to 'bench/snippets')

diff --git a/bench/snippets/scanner/bun.lockb b/bench/snippets/scanner/bun.lockb
new file mode 100755
index 000000000..90bb78996
Binary files /dev/null and b/bench/snippets/scanner/bun.lockb differ
diff --git a/bench/snippets/scanner/package.json b/bench/snippets/scanner/package.json
new file mode 100644
index 000000000..7bb4e8990
--- /dev/null
+++ b/bench/snippets/scanner/package.json
@@ -0,0 +1,6 @@
+{
+  "name": "scan",
+  "dependencies": {
+    "esbuild": "^0.14.11"
+  }
+}
\ No newline at end of file
diff --git a/bench/snippets/scanner/remix-route.ts b/bench/snippets/scanner/remix-route.ts
new file mode 100644
index 000000000..dbacf3a4c
--- /dev/null
+++ b/bench/snippets/scanner/remix-route.ts
@@ -0,0 +1,15 @@
+import { useParams } from "remix";
+import type { LoaderFunction, ActionFunction } from "remix";
+
+export const loader: LoaderFunction = async ({ params }) => {
+  console.log(params.postId);
+};
+
+export const action: ActionFunction = async ({ params }) => {
+  console.log(params.postId);
+};
+
+export default function PostRoute() {
+  const params = useParams();
+  console.log(params.postId);
+}
diff --git a/bench/snippets/scanner/scan-imports-only.js b/bench/snippets/scanner/scan-imports-only.js
new file mode 100644
index 000000000..53222d57c
--- /dev/null
+++ b/bench/snippets/scanner/scan-imports-only.js
@@ -0,0 +1,15 @@
+import { readFileSync } from "fs";
+const fixture = ["action", "default", "loader"];
+
+const transpiler = new Bun.Transpiler({
+  loader: "ts",
+});
+
+console.time("Get exports");
+const ITERATIONS = parseInt(process.env.ITERATIONS || "1") || 1;
+for (let i = 0; i < ITERATIONS; i++) {
+  const imports = transpiler.scanImports(
+    readFileSync("remix-route.ts", "utf8")
+  );
+}
+console.timeEnd("Get exports");
diff --git a/bench/snippets/scanner/scan.bun.js b/bench/snippets/scanner/scan.bun.js
new file mode 100644
index 000000000..7a34f056e
--- /dev/null
+++ b/bench/snippets/scanner/scan.bun.js
@@ -0,0 +1,23 @@
+import { readFileSync } from "fs";
+const fixture = ["action", "default", "loader"];
+const ITERATIONS = parseInt(process.env.ITERATIONS || "1") || 1;
+
+const transpiler = new Bun.Transpiler({
+  loader: "ts",
+});
+
+console.time("Get exports");
+
+for (let i = 0; i < ITERATIONS; i++) {
+  const { imports, exports } = transpiler.scan(
+    readFileSync("remix-route.ts", "utf8")
+  );
+
+  for (let j = 0; j < fixture.length; j++) {
+    if (fixture[j] !== exports[j]) {
+      throw new Error("Mismatch");
+    }
+  }
+}
+
+console.timeEnd("Get exports");
diff --git a/bench/snippets/scanner/scan.node-esbuild.mjs b/bench/snippets/scanner/scan.node-esbuild.mjs
new file mode 100644
index 000000000..946250d1f
--- /dev/null
+++ b/bench/snippets/scanner/scan.node-esbuild.mjs
@@ -0,0 +1,37 @@
+import { build, buildSync } from "esbuild";
+const fixture = ["action", "default", "loader"];
+const ITERATIONS = parseInt(process.env.ITERATIONS || "1") || 1;
+
+const opts = {
+  metafile: true,
+  format: "esm",
+  platform: "neutral",
+  write: false,
+  logLevel: "silent",
+  entryPoints: ["remix-route.ts"],
+};
+
+const getExports = ({ metafile }) => {
+  for (let i = 0; i < fixture.length; i++) {
+    if (fixture[i] !== metafile.outputs["remix-route.js"].exports[i]) {
+      throw new Error("Mismatch");
+    }
+  }
+};
+
+console.time("Get exports");
+
+if (!process.env.SYNC) {
+  var promises = new Array(ITERATIONS);
+  for (let i = 0; i < ITERATIONS; i++) {
+    promises[i] = build(opts).then(getExports);
+  }
+
+  await Promise.all(promises);
+} else {
+  for (let i = 0; i < ITERATIONS; i++) {
+    getExports(buildSync(opts));
+  }
+}
+
+console.timeEnd("Get exports");
-- 
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