move some script helpers around

Author: justjake

prepareVariants.ts

@@ -4,9 +4,9 @@
  * This file defines all the different variants of the quickjs WASM library.
  */
 
-import path from "path"
-import fs, { write } from "fs"
-import prettier from "prettier"
+import path from "node:path"
+import fs from "node:fs"
+import { writePretty } from "./scripts/helpers"
 import { Context, getMatches, buildFFI } from "./generate"
 import { TypeDocOptions } from "typedoc"
 
@@ -374,21 +374,6 @@ async function main() {
   await writePretty(path.join(__dirname, "variants.json"), JSON.stringify(variantsJson))
 }
 
-async function writePretty(filePath: string, text: string) {
-  let output = text
-
-  const isPrettierUnsupportedType = filePath.endsWith(".mk") || filePath.endsWith("Makefile")
-  if (!isPrettierUnsupportedType) {
-    const prettierConfig = (await prettier.resolveConfig(filePath)) ?? {}
-    output = await prettier.format(text, {
-      ...prettierConfig,
-      filepath: filePath,
-    })
-  }
-  console.warn(`write`, path.relative(process.cwd(), filePath))
-  fs.writeFileSync(filePath, output)
-}
-
 const describeInclusion = {
   [EmscriptenInclusion.SingleFile]: `The WASM runtime is included directly in the JS file. Use if you run into issues with missing .wasm files when building or deploying your app.`,
   [EmscriptenInclusion.Separate]: `Has a separate .wasm file. May offer better caching in your browser, and reduces the size of your JS bundle. If you have issues, try a 'singlefile' variant.`,

scripts/helpers.ts

@@ -1,6 +1,7 @@
 import path from "node:path"
 import fs from "node:fs"
 import p from "node:child_process"
+import prettier from "prettier"
 
 const packagesDir = path.resolve(__dirname, "../packages")
 const tarDir = path.resolve(__dirname, "../build/tar")
@@ -59,3 +60,31 @@ export function installDependencyGraphFromTar(
 export function resolve(...parts: string[]) {
   return path.resolve(...parts)
 }
+
+export async function writePretty(filePath: string, text: string) {
+  let output = text
+
+  const isPrettierUnsupportedType = filePath.endsWith(".mk") || filePath.endsWith("Makefile")
+  if (!isPrettierUnsupportedType) {
+    const prettierConfig = (await prettier.resolveConfig(filePath)) ?? {}
+    output = await prettier.format(text, {
+      ...prettierConfig,
+      filepath: filePath,
+    })
+  }
+  console.warn(`write`, path.relative(process.cwd(), filePath))
+  fs.writeFileSync(filePath, output)
+}
+
+interface WorkspaceJson {
+  location: string
+  name: string
+}
+
+function getYarnWorkspaces(): WorkspaceJson[] {
+  return p
+    .execSync("yarn workspaces list --json", { encoding: "utf-8" })
+    .split("\n")
+    .filter(Boolean)
+    .map((line) => JSON.parse(line) as WorkspaceJson)
+}