feat(spanner): split handwritten spanner library from its gapics and protos

handwritten/spanner/benchmark/spanner.ts

@@ -20,7 +20,8 @@ import * as mock from '../test/mockserver/mockspanner';
 import {SimulatedExecutionTime} from '../test/mockserver/mockspanner';
 import * as mockInstanceAdmin from '../test/mockserver/mockinstanceadmin';
 import * as mockDatabaseAdmin from '../test/mockserver/mockdatabaseadmin';
-import {google} from '../protos/protos';
+import {protos} from '@google-cloud/spanner-api';
+import google = protos.google;
 import {SessionPoolOptions} from '../src/session-pool';
 import protobuf = google.spanner.v1;
 import {performance} from 'perf_hooks';

handwritten/spanner/google-cloud-spanner-executor/src/cloud-client-executor.ts

@@ -17,9 +17,9 @@
 import {ServerDuplexStream, status} from '@grpc/grpc-js';
 import {Spanner} from '../../src';
 import {trace, context, Tracer} from '@opentelemetry/api';
-import * as protos from '../../protos/protos';
 import {CloudUtil} from './cloud-util';
 import {OutcomeSender, ExecutionFlowContextInterface} from './cloud-executor';
+import {protos} from '@google-cloud/spanner-api';
 import spanner = protos.google.spanner;
 import SpannerAsyncActionRequest = spanner.executor.v1.SpannerAsyncActionRequest;
 import SpannerAsyncActionResponse = spanner.executor.v1.SpannerAsyncActionResponse;

handwritten/spanner/google-cloud-spanner-executor/src/cloud-executor-impl.ts

@@ -17,7 +17,7 @@
 import {ServerDuplexStream, status} from '@grpc/grpc-js';
 import {trace, context, Tracer} from '@opentelemetry/api';
 import {CloudClientExecutor} from './cloud-client-executor';
-import * as protos from '../../protos/protos';
+import {protos} from '@google-cloud/spanner-api';
 import spanner = protos.google.spanner;
 import SpannerAsyncActionRequest = spanner.executor.v1.SpannerAsyncActionRequest;
 import SpannerAsyncActionResponse = spanner.executor.v1.SpannerAsyncActionResponse;

handwritten/spanner/google-cloud-spanner-executor/src/cloud-executor.ts

@@ -15,9 +15,9 @@
  */
 
 import {status} from '@grpc/grpc-js';
-import * as protos from '../../protos/protos';
 
 // Import Protobuf types
+import {protos as protos} from '@google-cloud/spanner-api';
 import spanner = protos.google.spanner;
 import SpannerActionOutcome = spanner.executor.v1.SpannerActionOutcome;
 import SpannerAsyncActionResponse = spanner.executor.v1.SpannerAsyncActionResponse;

handwritten/spanner/google-cloud-spanner-executor/src/worker-proxy.ts

@@ -23,11 +23,9 @@ import {CloudExecutorImpl} from './cloud-executor-impl';
 import {CloudUtil} from './cloud-util';
 import {HealthImplementation} from 'grpc-health-check';
 import {ReflectionService} from '@grpc/reflection';
+import {getProtoPath} from '../../src/protos';
 
-const PROTO_PATH = path.join(
-  __dirname,
-  '../../protos/google/spanner/executor/v1/cloud_executor.proto',
-);
+const PROTO_PATH = getProtoPath('google/spanner/executor/v1/cloud_executor.proto');
 
 const OPTION_SPANNER_PORT = 'spanner_port';
 const OPTION_PROXY_PORT = 'proxy_port';
@@ -160,7 +158,7 @@ export class WorkerProxy {
       defaults: true,
       oneofs: true,
       includeDirs: [
-        path.join(__dirname, '../../protos'),
+        path.join(__dirname, '../../../node_modules/@google-cloud/spanner-api/build/protos'),
         path.join(__dirname, '../../../node_modules/google-proto-files'),
         path.join(__dirname, '../../../node_modules/google-gax/build/protos'),
       ],

handwritten/spanner/observability-test/database.ts

@@ -20,7 +20,8 @@ import * as through from 'through2';
 import {EventEmitter} from 'events';
 import * as assert from 'assert';
 import * as extend from 'extend';
-import {google} from '../protos/protos';
+import {protos} from '@google-cloud/spanner-api';
+import google = protos.google;
 import {
   BatchWriteOptions,
   CommitCallback,

handwritten/spanner/observability-test/spanner.ts

@@ -16,7 +16,8 @@
 
 import * as assert from 'assert';
 import {grpc} from 'google-gax';
-import {google} from '../protos/protos';
+import {protos} from '@google-cloud/spanner-api';
+import google = protos.google;
 import {Database, Instance, Spanner} from '../src';
 import {MutationSet} from '../src/transaction';
 import protobuf = google.spanner.v1;

handwritten/spanner/package.json

@@ -42,14 +42,12 @@
     "fix": "gts fix",
     "clean": "gts clean",
     "compile": "tsc -p . && cp -r protos build && cp -r test/data build/test",
-    "prepare": "npm run compile-protos && npm run compile",
+    "prepare": "npm run compile",
     "pretest": "npm run compile",
     "presystem-test": "npm run compile",
     "preobservability-test": "npm run compile",
-    "proto": "compileProtos src",
     "benchwrapper": "node bin/benchwrapper.js",
     "precompile": "gts clean",
-    "compile-protos": "compileProtos src",
     "coverage": "c8 mocha build/test build/test/common && c8 report --check-coverage"
   },
   "dependencies": {
@@ -61,6 +59,7 @@
     "@google-cloud/opentelemetry-resource-util": "^2.4.0",
     "@google-cloud/precise-date": "^5.0.0",
     "@google-cloud/promisify": "^5.0.0",
+    "@google-cloud/spanner-api": "^0.2.0",
     "@grpc/grpc-js": "^1.13.2",
     "@grpc/proto-loader": "^0.8.0",
     "@opentelemetry/api": "^1.9.0",
@@ -140,6 +139,7 @@
   "overrides": {
     "gcp-metadata": "^7.0.1",
     "@sinonjs/fake-timers": "15.2.1",
+    "brace-expansion": "5.0.7",
     "@eslint-community/eslint-utils": "<4.10.0"
   },
   "pnpm": {