grpc-js: Fix an error from a previous change, and enable a TS compiler options to prevent regressions

packages/grpc-js/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@grpc/grpc-js",
-  "version": "1.8.17",
+  "version": "1.8.18",
   "description": "gRPC Library for Node - pure JS implementation",
   "homepage": "https://grpc.io/",
   "repository": "https://github.com/grpc/grpc-node/tree/master/packages/grpc-js",

packages/grpc-js/src/channel-credentials.ts

@@ -38,14 +38,6 @@ export type CheckServerIdentityCallback = (
   cert: PeerCertificate
 ) => Error | undefined;
 
-function bufferOrNullEqual(buf1: Buffer | null, buf2: Buffer | null) {
-  if (buf1 === null && buf2 === null) {
-    return true;
-  } else {
-    return buf1 !== null && buf2 !== null && buf1.equals(buf2);
-  }
-}
-
 /**
  * Additional peer verification options that can be set when creating
  * SSL credentials.
@@ -196,7 +188,7 @@ class SecureChannelCredentialsImpl extends ChannelCredentials {
     private verifyOptions: VerifyOptions
   ) {
     super();
-    this.connectionOptions = { 
+    this.connectionOptions = {
       secureContext
     };
     // Node asserts that this option is a function, so we cannot pass undefined
@@ -225,7 +217,7 @@ class SecureChannelCredentialsImpl extends ChannelCredentials {
     }
     if (other instanceof SecureChannelCredentialsImpl) {
       return (
-        this.secureContext === other.secureContext && 
+        this.secureContext === other.secureContext &&
         this.verifyOptions.checkServerIdentity === other.verifyOptions.checkServerIdentity
         );
     } else {

packages/grpc-js/src/client-interceptors.ts

@@ -32,7 +32,6 @@ import {
 import { Status } from './constants';
 import { Channel } from './channel';
 import { CallOptions } from './client';
-import { CallCredentials } from './call-credentials';
 import { ClientMethodDefinition } from './make-client';
 import { getErrorMessage } from './error';
 

packages/grpc-js/src/client.ts

@@ -347,13 +347,13 @@ export class Client {
               code: Status.INTERNAL,
               details: 'No message received',
               metadata: status.metadata
-            }, /*callerStack*/''));
+            }, callerStack));
           } else {
             callProperties.callback!(null, responseMessage);
           }
         } else {
           const callerStack = getErrorStackString(callerStackError!);
-          callProperties.callback!(callErrorFromStatus(status, /*callerStack*/''));
+          callProperties.callback!(callErrorFromStatus(status, callerStack));
         }
         /* Avoid retaining the callerStackError object in the call context of
          * the status event handler. */

packages/grpc-js/src/compression-filter.ts

@@ -282,7 +282,7 @@ export class CompressionFilter extends BaseFilter implements Filter {
 export class CompressionFilterFactory
   implements FilterFactory<CompressionFilter> {
     private sharedFilterConfig: SharedCompressionFilterConfig = {};
-  constructor(private readonly channel: Channel, private readonly options: ChannelOptions) {}
+  constructor(channel: Channel, private readonly options: ChannelOptions) {}
   createFilter(): CompressionFilter {
     return new CompressionFilter(this.options, this.sharedFilterConfig);
   }

packages/grpc-js/src/index.ts

@@ -43,9 +43,7 @@ import {
   loadPackageDefinition,
   makeClientConstructor,
   MethodDefinition,
-  ProtobufTypeDefinition,
   Serialize,
-  ServiceClientConstructor,
   ServiceDefinition,
 } from './make-client';
 import { Metadata, MetadataOptions, MetadataValue } from './metadata';

packages/grpc-js/src/internal-channel.ts

@@ -20,7 +20,7 @@ import { ChannelOptions } from './channel-options';
 import { ResolvingLoadBalancer } from './resolving-load-balancer';
 import { SubchannelPool, getSubchannelPool } from './subchannel-pool';
 import { ChannelControlHelper } from './load-balancer';
-import { UnavailablePicker, Picker, PickResultType } from './picker';
+import { UnavailablePicker, Picker } from './picker';
 import { Metadata } from './metadata';
 import { Status, LogVerbosity, Propagate } from './constants';
 import { FilterStackFactory } from './filter-stack';
@@ -31,22 +31,19 @@ import {
   getDefaultAuthority,
   mapUriDefaultScheme,
 } from './resolver';
-import { trace, log } from './logging';
+import { trace } from './logging';
 import { SubchannelAddress } from './subchannel-address';
 import { MaxMessageSizeFilterFactory } from './max-message-size-filter';
 import { mapProxyName } from './http_proxy';
-import { GrpcUri, parseUri, splitHostPort, uriToString } from './uri-parser';
+import { GrpcUri, parseUri, uriToString } from './uri-parser';
 import { ServerSurfaceCall } from './server-call';
-import { Filter } from './filter';
 
 import { ConnectivityState } from './connectivity-state';
 import { ChannelInfo, ChannelRef, ChannelzCallTracker, ChannelzChildrenTracker, ChannelzTrace, registerChannelzChannel, SubchannelRef, unregisterChannelzRef } from './channelz';
-import { Subchannel } from './subchannel';
 import { LoadBalancingCall } from './load-balancing-call';
 import { CallCredentials } from './call-credentials';
-import { Call, CallStreamOptions, InterceptingListener, MessageContext, StatusObject } from './call-interface';
-import { SubchannelCall } from './subchannel-call';
-import { Deadline, deadlineToString, getDeadlineTimeoutString } from './deadline';
+import { Call, CallStreamOptions, StatusObject } from './call-interface';
+import { Deadline, deadlineToString } from './deadline';
 import { ResolvingCall } from './resolving-call';
 import { getNextCallNumber } from './call-number';
 import { restrictControlPlaneStatusCode } from './control-plane-status';
@@ -112,7 +109,7 @@ class ChannelSubchannelWrapper extends BaseSubchannelWrapper implements Subchann
 }
 
 export class InternalChannel {
-  
+
   private resolvingLoadBalancer: ResolvingLoadBalancer;
   private subchannelPool: SubchannelPool;
   private connectivityState: ConnectivityState = ConnectivityState.IDLE;
@@ -376,7 +373,7 @@ export class InternalChannel {
     trace(
       LogVerbosity.DEBUG,
       'connectivity_state',
-      '(' + this.channelzRef.id + ') ' + 
+      '(' + this.channelzRef.id + ') ' +
         uriToString(this.target) +
         ' ' +
         ConnectivityState[this.connectivityState] +
@@ -601,7 +598,7 @@ export class InternalChannel {
   /**
    * Get the channelz reference object for this channel. The returned value is
    * garbage if channelz is disabled for this channel.
-   * @returns 
+   * @returns
    */
   getChannelzRef() {
     return this.channelzRef;

packages/grpc-js/src/load-balancer-outlier-detection.ts

@@ -20,11 +20,9 @@ import { ConnectivityState } from "./connectivity-state";
 import { LogVerbosity, Status } from "./constants";
 import { durationToMs, isDuration, msToDuration } from "./duration";
 import { ChannelControlHelper, createChildChannelControlHelper, registerLoadBalancerType } from "./experimental";
-import { BaseFilter, Filter, FilterFactory } from "./filter";
 import { getFirstUsableConfig, LoadBalancer, LoadBalancingConfig, validateLoadBalancingConfig } from "./load-balancer";
 import { ChildLoadBalancerHandler } from "./load-balancer-child-handler";
-import { PickArgs, Picker, PickResult, PickResultType, QueuePicker, UnavailablePicker } from "./picker";
-import { Subchannel } from "./subchannel";
+import { PickArgs, Picker, PickResult, PickResultType } from "./picker";
 import { SubchannelAddress, subchannelAddressToString } from "./subchannel-address";
 import { BaseSubchannelWrapper, ConnectivityStateListener, SubchannelInterface } from "./subchannel-interface";
 import * as logging from './logging';

packages/grpc-js/src/load-balancer.ts

@@ -16,7 +16,6 @@
  */
 
 import { ChannelOptions } from './channel-options';
-import { Subchannel } from './subchannel';
 import { SubchannelAddress } from './subchannel-address';
 import { ConnectivityState } from './connectivity-state';
 import { Picker } from './picker';
@@ -58,8 +57,8 @@ export interface ChannelControlHelper {
  * parent while letting others pass through to the parent unmodified. This
  * allows other code to create these children without needing to know about
  * all of the methods to be passed through.
- * @param parent 
- * @param overrides 
+ * @param parent
+ * @param overrides
  */
 export function createChildChannelControlHelper(parent: ChannelControlHelper, overrides: Partial<ChannelControlHelper>): ChannelControlHelper {
   return {

packages/grpc-js/src/load-balancing-call.ts

@@ -21,7 +21,6 @@ import { SubchannelCall } from "./subchannel-call";
 import { ConnectivityState } from "./connectivity-state";
 import { LogVerbosity, Status } from "./constants";
 import { Deadline, getDeadlineTimeoutString } from "./deadline";
-import { FilterStack, FilterStackFactory } from "./filter-stack";
 import { InternalChannel } from "./internal-channel";
 import { Metadata } from "./metadata";
 import { PickResultType } from "./picker";
@@ -48,7 +47,6 @@ export class LoadBalancingCall implements Call {
   private readPending = false;
   private pendingMessage: {context: MessageContext, message: Buffer} | null = null;
   private pendingHalfClose = false;
-  private pendingChildStatus: StatusObject | null = null;
   private ended = false;
   private serviceUrl: string;
   private metadata: Metadata | null = null;
@@ -104,9 +102,9 @@ export class LoadBalancingCall implements Call {
     }
     this.trace('Pick called')
     const pickResult = this.channel.doPick(this.metadata, this.callConfig.pickInformation);
-    const subchannelString = pickResult.subchannel ? 
-      '(' + pickResult.subchannel.getChannelzRef().id + ') ' + pickResult.subchannel.getAddress() : 
-      '' + pickResult.subchannel; 
+    const subchannelString = pickResult.subchannel ?
+      '(' + pickResult.subchannel.getChannelzRef().id + ') ' + pickResult.subchannel.getAddress() :
+      '' + pickResult.subchannel;
     this.trace(
       'Pick result: ' +
         PickResultType[pickResult.pickResultType] +
@@ -280,4 +278,4 @@ export class LoadBalancingCall implements Call {
   getCallNumber(): number {
     return this.callNumber;
   }
-}
+}

packages/grpc-js/src/max-message-size-filter.ts

@@ -29,7 +29,7 @@ export class MaxMessageSizeFilter extends BaseFilter implements Filter {
   private maxSendMessageSize: number = DEFAULT_MAX_SEND_MESSAGE_LENGTH;
   private maxReceiveMessageSize: number = DEFAULT_MAX_RECEIVE_MESSAGE_LENGTH;
   constructor(
-    private readonly options: ChannelOptions
+    options: ChannelOptions
   ) {
     super();
     if ('grpc.max_send_message_length' in options) {

packages/grpc-js/src/metadata.ts

@@ -229,11 +229,6 @@ export class Metadata {
     return result;
   }
 
-  // For compatibility with the other Metadata implementation
-  private _getCoreRepresentation() {
-    return this.internalRepr;
-  }
-
   /**
    * This modifies the behavior of JSON.stringify to show an object
    * representation of the metadata map.

packages/grpc-js/src/object-stream.ts

@@ -15,7 +15,7 @@
  *
  */
 
-import { Duplex, Readable, Writable } from 'stream';
+import { Readable, Writable } from 'stream';
 import { EmitterAugmentation1 } from './events';
 
 /* eslint-disable @typescript-eslint/no-explicit-any */

packages/grpc-js/src/resolver-ip.ts

@@ -42,7 +42,7 @@ class IpResolver implements Resolver {
   private addresses: SubchannelAddress[] = [];
   private error: StatusObject | null = null;
   constructor(
-    private target: GrpcUri,
+    target: GrpcUri,
     private listener: ResolverListener,
     channelOptions: ChannelOptions
   ) {

packages/grpc-js/src/resolving-call.ts

@@ -18,7 +18,7 @@
 import { CallCredentials } from "./call-credentials";
 import { Call, CallStreamOptions, InterceptingListener, MessageContext, StatusObject } from "./call-interface";
 import { LogVerbosity, Propagate, Status } from "./constants";
-import { Deadline, deadlineToString, getDeadlineTimeoutString, getRelativeTimeout, minDeadline } from "./deadline";
+import { Deadline, deadlineToString, getRelativeTimeout, minDeadline } from "./deadline";
 import { FilterStack, FilterStackFactory } from "./filter-stack";
 import { InternalChannel } from "./internal-channel";
 import { Metadata } from "./metadata";
@@ -276,4 +276,4 @@ export class ResolvingCall implements Call {
   getCallNumber(): number {
     return this.callNumber;
   }
-}
+}

packages/grpc-js/src/resolving-load-balancer.ts

@@ -36,16 +36,13 @@ import { SubchannelAddress } from './subchannel-address';
 import { GrpcUri, uriToString } from './uri-parser';
 import { ChildLoadBalancerHandler } from './load-balancer-child-handler';
 import { ChannelOptions } from './channel-options';
-import { PickFirstLoadBalancingConfig } from './load-balancer-pick-first';
 
 const TRACER_NAME = 'resolving_load_balancer';
 
 function trace(text: string): void {
   logging.trace(LogVerbosity.DEBUG, TRACER_NAME, text);
 }
 
-const DEFAULT_LOAD_BALANCER_NAME = 'pick_first';
-
 function getDefaultConfigSelector(
   serviceConfig: ServiceConfig | null
 ): ConfigSelector {
@@ -137,7 +134,7 @@ export class ResolvingLoadBalancer implements LoadBalancer {
   constructor(
     private readonly target: GrpcUri,
     private readonly channelControlHelper: ChannelControlHelper,
-    private readonly channelOptions: ChannelOptions,
+    channelOptions: ChannelOptions,
     private readonly onSuccessfulResolution: ResolutionCallback,
     private readonly onFailedResolution: ResolutionFailureCallback
   ) {

packages/grpc-js/src/server-call.ts

@@ -268,6 +268,9 @@ export class ServerDuplexStreamImpl<RequestType, ResponseType>
   implements ServerDuplexStream<RequestType, ResponseType>
 {
   cancelled: boolean;
+  /* This field appears to be unsued, but it is actually used in _final, which is assiged from
+   * ServerWritableStreamImpl.prototype._final below. */
+  // @ts-ignore noUnusedLocals
   private trailingMetadata: Metadata;
 
   constructor(
@@ -419,7 +422,7 @@ export class Http2ServerCallStream<
   constructor(
     private stream: http2.ServerHttp2Stream,
     private handler: Handler<RequestType, ResponseType>,
-    private options: ChannelOptions
+    options: ChannelOptions
   ) {
     super();
 
@@ -720,7 +723,7 @@ export class Http2ServerCallStream<
             [GRPC_MESSAGE_HEADER]: encodeURI(statusObj.details),
             ...statusObj.metadata?.toHttp2Headers(),
           };
-  
+
           this.stream.sendTrailers(trailersToSend);
           this.statusSent = true;
         });