feat: print products as their finished

packages/isolate/IsolatedProject.mjs

@@ -9,6 +9,7 @@ import { extractPackageName, padScope } from './names.mjs'
 export class IsolatedProject extends Project {
   constructor(root, { reporter } = {}) {
     super(root)
+    this.handlers = {}
     this.isolated = {}
     this.mappedPackages = null
     this.onProgress = null
@@ -58,13 +59,30 @@ export class IsolatedProject extends Project {
   addProduct(productPath) {
     if (!this.products.includes(productPath)) {
       this.products.push(productPath)
+      this.announce('productAdded', { productPath })
     }
   }
 
   addTemp(tempPath) {
     this.temp.push(tempPath)
   }
 
+  announce(event, props) {
+    const handlers = this.handlers[event]
+    if (handlers) {
+      for (const handler of handlers) {
+        handler(props)
+      }
+    }
+  }
+
+  on(event, handler) {
+    if (!this.handlers[event]) {
+      this.handlers[event] = []
+    }
+    this.handlers[event].push(handler)
+  }
+
   async createDistDir() {
     await mkdir(this.distPath, { recursive: true })
   }
@@ -77,6 +95,9 @@ export class IsolatedProject extends Project {
         fn: async () => {
           await this.isolatePackage(pkg, options)
         },
+        after: () => {
+          this.announce('packageIsolated', pkg)
+        },
       }))
     )
     await this.cleanup()

packages/isolate/JobRunner.mjs

@@ -61,6 +61,9 @@ export class JobRunner {
       this.startJob(job)
       await job.fn.call()
       this.finishJob(job)
+      if (job.after) {
+        await job.after.call()
+      }
     }
   }
 }

packages/isolate/cli.mjs

@@ -1,6 +1,12 @@
 import childProcess from 'child_process'
 
-export const log = (message, { padding = 0, newline = true } = {}) => {
+export const log = (
+  message,
+  { clear = false, padding = 0, newline = true } = {}
+) => {
+  if (clear) {
+    process.stdout.write('\r')
+  }
   if (padding) {
     process.stdout.write(Array(padding).fill(' ').join(''))
   }

packages/isolate/isolate.mjs

@@ -20,15 +20,17 @@ async function isolatePackages(argv) {
   const project = new IsolatedProject(root, { reporter: jobRunner })
   const available = await project.filterPackages(argv)
   const toIsolate = await resolvePackages(available, argv.packages)
+  let products = []
+  project.on('productAdded', ({ productPath }) => {
+    products.push(productPath)
+  })
+  project.on('packageIsolated', () => {
+    products.map(productPath =>
+      log(relative(process.cwd(), productPath), { clear: true, padding: 2 })
+    )
+    products = []
+  })
   await project.isolatePackages(toIsolate)
-
-  if (project.products.length > 0) {
-    log('Created:')
-    project.products
-      .map(archive => relative(process.cwd(), archive))
-      .sort((a, b) => a.localeCompare(b))
-      .forEach(archive => log(`  ${archive}`))
-  }
 }
 
 function findMatchingPackage(available, pkg) {