Nest 2/4: vendor @nestjs/platform-node 12.1.3 typed sources

.gitignore

@@ -19,3 +19,4 @@ tools/tools
 *.bak
 *.orig
 *.rej
+vendor/

apps/nest-node-probe/correctness/error-subclass.ts

@@ -0,0 +1,29 @@
+class ParseFailure extends Error {
+  status: number
+  constructor(status: number, message: string, name = 'Error') {
+    super(message)
+    this.name = name
+    this.status = status
+  }
+}
+function fail(): never {
+  throw new ParseFailure(400, 'bad body', 'SyntaxError')
+}
+function describe(err: unknown): string {
+  return err instanceof Error ? `${err.name}: ${err.message}` : String(err)
+}
+try {
+  fail()
+} catch (err) {
+  console.log('caught instanceof Error', err instanceof Error)
+  console.log('caught instanceof ParseFailure', err instanceof ParseFailure)
+  console.log('describe', describe(err))
+  console.log('String', String(err))
+}
+const direct: unknown = new ParseFailure(415, 'unsupported', 'Error')
+console.log('direct instanceof Error', direct instanceof Error)
+console.log('describe direct', describe(direct))
+const plain: unknown = new Error('plain')
+console.log('plain describe', describe(plain))
+const wrapped: unknown = new TypeError('typed')
+console.log('typed describe', describe(wrapped))

apps/nest-node-probe/correctness/json-undefined.ts

@@ -0,0 +1,19 @@
+class Holder {
+  body: any = undefined
+}
+const holder = new Holder()
+const fromField: string | undefined = JSON.stringify(holder.body)
+console.log('field undefined === undefined', fromField === undefined)
+console.log('field typeof', typeof holder.body)
+function stringifyUnknown(body: unknown): string | undefined {
+  return JSON.stringify(body)
+}
+console.log('param unknown === undefined', stringifyUnknown(holder.body) === undefined)
+console.log('param unknown object', stringifyUnknown({ a: 1 }))
+const dynamic: unknown = undefined
+const fromUnknown: string | undefined = JSON.stringify(dynamic)
+console.log('unknown undefined === undefined', fromUnknown === undefined)
+holder.body = { a: [1, null, 'x'] }
+const fromObject: string | undefined = JSON.stringify(holder.body)
+console.log('object', fromObject)
+console.log('null', JSON.stringify(null))

apps/nest-node-probe/oracle.node.mjs

@@ -0,0 +1 @@
+import './dist/server.js'