diff --git a/.editorconfig b/.editorconfig
deleted file mode 100644
index b6f9b02..0000000
--- a/.editorconfig
+++ /dev/null
@@ -1,11 +0,0 @@
-# editorconfig.org
-
-root = true
-
-[*]
-charset = utf-8
-insert_final_newline = true
-trim_trailing_whitespace = true
-end_of_line = lf
-indent_style = space
-indent_size = 2
diff --git a/.eslintrc.js b/.eslintrc.js
new file mode 100644
index 0000000..d8a520e
--- /dev/null
+++ b/.eslintrc.js
@@ -0,0 +1,28 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
+
+module.exports = {
+  ignorePatterns: ['**/*.d.ts', '**/test/*.*', '**/*.js'],
+  parser: '@typescript-eslint/parser',
+  extends: ['plugin:@typescript-eslint/recommended'],
+  plugins: ['header'],
+  parserOptions: {
+    ecmaVersion: 2018, // Allows for the parsing of modern ECMAScript features
+    sourceType: 'module', // Allows for the use of imports
+  },
+  rules: {
+    '@typescript-eslint/no-use-before-define': 'off',
+    '@typescript-eslint/explicit-function-return-type': 'off',
+    '@typescript-eslint/explicit-module-boundary-types': 'off',
+    'header/header': [
+      'error',
+      'block',
+      '---------------------------------------------------------\n * Copyright (C) Microsoft Corporation. All rights reserved.\n *--------------------------------------------------------',
+    ],
+
+    // todo: clean these:
+    '@typescript-eslint/no-explicit-any': 'off',
+    '@typescript-eslint/no-non-null-assertion': 'off',
+  },
+};
diff --git a/.gitignore b/.gitignore
index 339fce2..bcbec8a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,4 +36,3 @@ npm-debug.log
 /lib
 /.nyc_output
 /*.etcd/
-/.vscode
diff --git a/.npmignore b/.npmignore
index 5464530..3aec7c1 100644
--- a/.npmignore
+++ b/.npmignore
@@ -1,2 +1,3 @@
 /*
 !/lib
+/lib/test
diff --git a/.vscode/extensions.json b/.vscode/extensions.json
new file mode 100644
index 0000000..1d7ac85
--- /dev/null
+++ b/.vscode/extensions.json
@@ -0,0 +1,3 @@
+{
+  "recommendations": ["dbaeumer.vscode-eslint", "esbenp.prettier-vscode"]
+}
diff --git a/.vscode/launch.json b/.vscode/launch.json
new file mode 100644
index 0000000..6dcb192
--- /dev/null
+++ b/.vscode/launch.json
@@ -0,0 +1,25 @@
+{
+  // Use IntelliSense to learn about possible attributes.
+  // Hover to view descriptions of existing attributes.
+  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "type": "pwa-node",
+      "request": "launch",
+      "name": "Run Tests",
+      "skipFiles": ["<node_internals>/**"],
+      "program": "${workspaceFolder}/node_modules/mocha/bin/mocha",
+      "preLaunchTask": "tsc: build - tsconfig.json",
+      "args": [
+        "--timeout",
+        "60000",
+        "--require",
+        "source-map-support/register",
+        "--require",
+        "./lib/test/_setup.js",
+        "\"lib/test/**/*.test.js\""
+      ]
+    }
+  ]
+}
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..1b321c0
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,10 @@
+{
+  "typescript.tsdk": "node_modules\\typescript\\lib",
+  "editor.formatOnSave": true,
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
+  "search.exclude": {
+    "**/lib": true,
+    "**/.nyc_output": true,
+    "**/docs": true,
+  }
+}
diff --git a/bin/generate-methods.js b/bin/generate-methods.js
index 59f8ae5..193e665 100644
--- a/bin/generate-methods.js
+++ b/bin/generate-methods.js
@@ -6,7 +6,7 @@
  *
  * Usage:
  *
- *  > node bin/generate-methods proto/rpc.proto > src/methods.ts
+ *  > node bin/generate-methods proto/rpc.proto > src/rpc.ts
  *
  * protobufjs does have a TypeScript generator but its output isn't very useful
  * for grpc, much less this client. Rather than reprocessing it, let's just
diff --git a/bin/template/class-header.tmpl b/bin/template/class-header.tmpl
index a5de591..a49de35 100644
--- a/bin/template/class-header.tmpl
+++ b/bin/template/class-header.tmpl
@@ -1,2 +1,2 @@
 export class <%= name %>Client {
-  constructor(private client: ICallable<any>) {}
+  constructor(private client: ICallable<unknown>) {}
diff --git a/bin/template/duplex-stream-method.tmpl b/bin/template/duplex-stream-method.tmpl
index 10e2cf9..b57c9bc 100644
--- a/bin/template/duplex-stream-method.tmpl
+++ b/bin/template/duplex-stream-method.tmpl
@@ -3,6 +3,7 @@
     return this.client
       .getConnection('<%= service %>')
       .then(({ resource, client, metadata }) => {
+        // eslint-disable-next-line @typescript-eslint/no-explicit-any
         const stream = (<any> client).<%= _.lowerFirst(name) %>(metadata, options);
         stream.on('error', () => this.client.markFailed(resource));
         return stream;
diff --git a/bin/template/response-stream-method.tmpl b/bin/template/response-stream-method.tmpl
index f3f9251..33cc210 100644
--- a/bin/template/response-stream-method.tmpl
+++ b/bin/template/response-stream-method.tmpl
@@ -3,6 +3,7 @@
     return this.client
       .getConnection('<%= service %>')
       .then(({ resource, client, metadata }) => {
+        // eslint-disable-next-line @typescript-eslint/no-explicit-any
         const stream = (<any> client).<%= _.lowerFirst(name) %>(metadata, options, <%= req.empty ? '{}' : 'req' %>);
         stream.on('error', () => this.client.markFailed(resource));
         return stream;
diff --git a/bin/template/rpc-prefix.tmpl b/bin/template/rpc-prefix.tmpl
index d50f138..52f5e83 100644
--- a/bin/template/rpc-prefix.tmpl
+++ b/bin/template/rpc-prefix.tmpl
@@ -1,15 +1,19 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
+
 // AUTOGENERATED CODE, DO NOT EDIT
-// tslint:disable
 
 import * as grpc from 'grpc';
+import { StatusMessage } from './grpcTypes';
 
 export interface ICallable<T> {
-  exec(
+  exec<T>(
     service: keyof typeof Services,
     method: string,
-    params: object,
+    params: unknown,
     options?: grpc.CallOptions,
-  ): Promise<any>;
+  ): Promise<T>;
 
   getConnection(
     service: keyof typeof Services,
@@ -21,7 +25,7 @@ export interface ICallable<T> {
 export interface IResponseStream<T> {
   on(event: 'data', fn: (item: T) => void): this;
   on(event: 'end', fn: () => void): this;
-  on(event: 'status', fn: (status: grpc.StatusMessage) => void): this;
+  on(event: 'status', fn: (status: StatusMessage) => void): this;
   on(event: 'error', fn: (err: Error) => void): this;
 }
 
diff --git a/changelog.md b/changelog.md
index 5d23691..26183f3 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,9 @@
+## 1.0.0 TBA
+
+ - **breaking**: Node < 10 is no longer supported
+ - **breaking**: `bignumber.js`, used to handle 64-bit numbers returned from etcd, updated from 5.x to 9.0.0
+ - **breaking**: TypeScript is updated to 3.9, and the types of some function signatures have been narrowed
+
 ## 0.2.13 2019-07-03
 
  - **bug**: fixed comparisons breaking in STM when using namespaces (see [#90](https://github.com/mixer/etcd3/issues/90))
diff --git a/docker-compose.yml b/docker-compose.yml
deleted file mode 100644
index 5a11665..0000000
--- a/docker-compose.yml
+++ /dev/null
@@ -1,8 +0,0 @@
-version: '3.6'
-services:
-  etcd:
-    build:
-      context: .
-    ports:
-      - 2379:2379
-      - 2380:2380
diff --git a/package-lock.json b/package-lock.json
index b32b1f3..d0f7be6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,48 +13,6 @@
         "@babel/highlight": "^7.0.0"
       }
     },
-    "@babel/generator": {
-      "version": "7.4.4",
-      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.4.4.tgz",
-      "integrity": "sha512-53UOLK6TVNqKxf7RUh8NE851EHRxOOeVXKbK2bivdb+iziMyk03Sr4eaE9OELCbyZAAafAKPDwF2TPUES5QbxQ==",
-      "dev": true,
-      "requires": {
-        "@babel/types": "^7.4.4",
-        "jsesc": "^2.5.1",
-        "lodash": "^4.17.11",
-        "source-map": "^0.5.0",
-        "trim-right": "^1.0.1"
-      }
-    },
-    "@babel/helper-function-name": {
-      "version": "7.1.0",
-      "resolved": "https://registry.npmjs.org/@babel/helper-function-name/-/helper-function-name-7.1.0.tgz",
-      "integrity": "sha512-A95XEoCpb3TO+KZzJ4S/5uW5fNe26DjBGqf1o9ucyLyCmi1dXq/B3c8iaWTfBk3VvetUxl16e8tIrd5teOCfGw==",
-      "dev": true,
-      "requires": {
-        "@babel/helper-get-function-arity": "^7.0.0",
-        "@babel/template": "^7.1.0",
-        "@babel/types": "^7.0.0"
-      }
-    },
-    "@babel/helper-get-function-arity": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/@babel/helper-get-function-arity/-/helper-get-function-arity-7.0.0.tgz",
-      "integrity": "sha512-r2DbJeg4svYvt3HOS74U4eWKsUAMRH01Z1ds1zx8KNTPtpTL5JAsdFv8BNyOpVqdFhHkkRDIg5B4AsxmkjAlmQ==",
-      "dev": true,
-      "requires": {
-        "@babel/types": "^7.0.0"
-      }
-    },
-    "@babel/helper-split-export-declaration": {
-      "version": "7.4.4",
-      "resolved": "https://registry.npmjs.org/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.4.4.tgz",
-      "integrity": "sha512-Ro/XkzLf3JFITkW6b+hNxzZ1n5OQ80NvIUdmHspih1XAhtN3vPTuUFT4eQnela+2MaZ5ulH+iyP513KJrxbN7Q==",
-      "dev": true,
-      "requires": {
-        "@babel/types": "^7.4.4"
-      }
-    },
     "@babel/highlight": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.0.0.tgz",
@@ -66,38 +24,91 @@
         "js-tokens": "^4.0.0"
       }
     },
-    "@babel/parser": {
-      "version": "7.4.5",
-      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.4.5.tgz",
-      "integrity": "sha512-9mUqkL1FF5T7f0WDFfAoDdiMVPWsdD1gZYzSnaXsxUCUqzuch/8of9G3VUSNiZmMBoRxT3neyVsqeiL/ZPcjew==",
+    "@types/color-name": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@types/color-name/-/color-name-1.1.1.tgz",
+      "integrity": "sha512-rr+OQyAjxze7GgWrSaJwydHStIhHq2lvY3BOC2Mj7KnzI7XK0Uw1TOOdI9lDoajEbSWLiYgoo4f1R51erQfhPQ==",
       "dev": true
     },
-    "@babel/template": {
-      "version": "7.4.4",
-      "resolved": "https://registry.npmjs.org/@babel/template/-/template-7.4.4.tgz",
-      "integrity": "sha512-CiGzLN9KgAvgZsnivND7rkA+AeJ9JB0ciPOD4U59GKbQP2iQl+olF1l76kJOupqidozfZ32ghwBEJDhnk9MEcw==",
+    "@types/eslint-visitor-keys": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@types/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz",
+      "integrity": "sha512-OCutwjDZ4aFS6PB1UZ988C4YgwlBHJd6wCeQqaLdmadZ/7e+w79+hbMUFC1QXDNCmdyoRfAFdm0RypzwR+Qpag==",
+      "dev": true
+    },
+    "@types/json-schema": {
+      "version": "7.0.5",
+      "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.5.tgz",
+      "integrity": "sha512-7+2BITlgjgDhH0vvwZU/HZJVyk+2XUlvxXe8dFMedNX/aMkaOq++rMAFXc0tM7ij15QaWlbdQASBR9dihi+bDQ==",
+      "dev": true
+    },
+    "@typescript-eslint/eslint-plugin": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-3.3.0.tgz",
+      "integrity": "sha512-Ybx/wU75Tazz6nU2d7nN6ll0B98odoiYLXwcuwS5WSttGzK46t0n7TPRQ4ozwcTv82UY6TQoIvI+sJfTzqK9dQ==",
       "dev": true,
       "requires": {
-        "@babel/code-frame": "^7.0.0",
-        "@babel/parser": "^7.4.4",
-        "@babel/types": "^7.4.4"
+        "@typescript-eslint/experimental-utils": "3.3.0",
+        "functional-red-black-tree": "^1.0.1",
+        "regexpp": "^3.0.0",
+        "semver": "^7.3.2",
+        "tsutils": "^3.17.1"
+      },
+      "dependencies": {
+        "semver": {
+          "version": "7.3.2",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.2.tgz",
+          "integrity": "sha512-OrOb32TeeambH6UrhtShmF7CRDqhL6/5XpPNp2DuRH6+9QLw/orhp72j87v8Qa1ScDkvrrBNpZcDejAirJmfXQ==",
+          "dev": true
+        },
+        "tsutils": {
+          "version": "3.17.1",
+          "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-3.17.1.tgz",
+          "integrity": "sha512-kzeQ5B8H3w60nFY2g8cJIuH7JDpsALXySGtwGJ0p2LSjLgay3NdIpqq5SoOBe46bKDW2iq25irHCr8wjomUS2g==",
+          "dev": true,
+          "requires": {
+            "tslib": "^1.8.1"
+          }
+        }
       }
     },
-    "@babel/traverse": {
-      "version": "7.4.5",
-      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.4.5.tgz",
-      "integrity": "sha512-Vc+qjynwkjRmIFGxy0KYoPj4FdVDxLej89kMHFsWScq999uX+pwcX4v9mWRjW0KcAYTPAuVQl2LKP1wEVLsp+A==",
+    "@typescript-eslint/experimental-utils": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-3.3.0.tgz",
+      "integrity": "sha512-d4pGIAbu/tYsrPrdHCQ5xfadJGvlkUxbeBB56nO/VGmEDi/sKmfa5fGty5t5veL1OyJBrUmSiRn1R1qfVDydrg==",
       "dev": true,
       "requires": {
-        "@babel/code-frame": "^7.0.0",
-        "@babel/generator": "^7.4.4",
-        "@babel/helper-function-name": "^7.1.0",
-        "@babel/helper-split-export-declaration": "^7.4.4",
-        "@babel/parser": "^7.4.5",
-        "@babel/types": "^7.4.4",
-        "debug": "^4.1.0",
-        "globals": "^11.1.0",
-        "lodash": "^4.17.11"
+        "@types/json-schema": "^7.0.3",
+        "@typescript-eslint/typescript-estree": "3.3.0",
+        "eslint-scope": "^5.0.0",
+        "eslint-utils": "^2.0.0"
+      }
+    },
+    "@typescript-eslint/parser": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-3.3.0.tgz",
+      "integrity": "sha512-a7S0Sqn/+RpOOWTcaLw6RD4obsharzxmgMfdK24l364VxuBODXjuJM7ImCkSXEN7oz52aiZbXSbc76+2EsE91w==",
+      "dev": true,
+      "requires": {
+        "@types/eslint-visitor-keys": "^1.0.0",
+        "@typescript-eslint/experimental-utils": "3.3.0",
+        "@typescript-eslint/typescript-estree": "3.3.0",
+        "eslint-visitor-keys": "^1.1.0"
+      }
+    },
+    "@typescript-eslint/typescript-estree": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-3.3.0.tgz",
+      "integrity": "sha512-3SqxylENltEvJsjjMSDCUx/edZNSC7wAqifUU1Ywp//0OWEZwMZJfecJud9XxJ/40rAKEbJMKBOQzeOjrLJFzQ==",
+      "dev": true,
+      "requires": {
+        "debug": "^4.1.1",
+        "eslint-visitor-keys": "^1.1.0",
+        "glob": "^7.1.6",
+        "is-glob": "^4.0.1",
+        "lodash": "^4.17.15",
+        "semver": "^7.3.2",
+        "tsutils": "^3.17.1"
       },
       "dependencies": {
         "debug": {
@@ -108,246 +119,85 @@
           "requires": {
             "ms": "^2.1.1"
           }
+        },
+        "glob": {
+          "version": "7.1.6",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz",
+          "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==",
+          "dev": true,
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
+          }
+        },
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        },
+        "semver": {
+          "version": "7.3.2",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.2.tgz",
+          "integrity": "sha512-OrOb32TeeambH6UrhtShmF7CRDqhL6/5XpPNp2DuRH6+9QLw/orhp72j87v8Qa1ScDkvrrBNpZcDejAirJmfXQ==",
+          "dev": true
+        },
+        "tsutils": {
+          "version": "3.17.1",
+          "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-3.17.1.tgz",
+          "integrity": "sha512-kzeQ5B8H3w60nFY2g8cJIuH7JDpsALXySGtwGJ0p2LSjLgay3NdIpqq5SoOBe46bKDW2iq25irHCr8wjomUS2g==",
+          "dev": true,
+          "requires": {
+            "tslib": "^1.8.1"
+          }
         }
       }
     },
-    "@babel/types": {
-      "version": "7.4.4",
-      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.4.4.tgz",
-      "integrity": "sha512-dOllgYdnEFOebhkKCjzSVFqw/PmmB8pH6RGOWkY4GsboQNd47b1fBThBSwlHAq9alF9vc1M3+6oqR47R50L0tQ==",
+    "acorn": {
+      "version": "7.3.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.3.1.tgz",
+      "integrity": "sha512-tLc0wSnatxAQHVHUapaHdz72pi9KUyHjq5KyHjGg9Y8Ifdc79pTh2XvI6I1/chZbnM7QtNKzh66ooDogPZSleA==",
+      "dev": true
+    },
+    "acorn-jsx": {
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-5.2.0.tgz",
+      "integrity": "sha512-HiUX/+K2YpkpJ+SzBffkM/AQ2YE03S0U1kjTLVpoJdhZMOWy8qvXVN9JdLqv2QsaQ6MPYQIuNmwD8zOiYUofLQ==",
+      "dev": true
+    },
+    "ajv": {
+      "version": "6.12.2",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.2.tgz",
+      "integrity": "sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==",
       "dev": true,
       "requires": {
-        "esutils": "^2.0.2",
-        "lodash": "^4.17.11",
-        "to-fast-properties": "^2.0.0"
+        "fast-deep-equal": "^3.1.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
       }
     },
-    "@grpc/proto-loader": {
-      "version": "0.5.1",
-      "resolved": "https://registry.npmjs.org/@grpc/proto-loader/-/proto-loader-0.5.1.tgz",
-      "integrity": "sha512-3y0FhacYAwWvyXshH18eDkUI40wT/uGio7MAegzY8lO5+wVsc19+1A7T0pPptae4kl7bdITL+0cHpnAPmryBjQ==",
-      "requires": {
-        "lodash.camelcase": "^4.3.0",
-        "protobufjs": "^6.8.6"
-      }
-    },
-    "@protobufjs/aspromise": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/@protobufjs/aspromise/-/aspromise-1.1.2.tgz",
-      "integrity": "sha1-m4sMxmPWaafY9vXQiToU00jzD78="
-    },
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@@ -3238,234 +1733,26 @@
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-      "dev": true
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 }
diff --git a/package.json b/package.json
index 0f7a517..93b520e 100644
--- a/package.json
+++ b/package.json
@@ -6,18 +6,19 @@
   "typings": "lib/src/index.d.ts",
   "scripts": {
     "test": "npm-run-all --parallel test:lint test:unit",
-    "test:unit": "mocha",
+    "test:unit": "mocha --require source-map-support/register --require ./lib/test/_setup.js \"lib/test/**/*.test.js\" --timeout 10000 --exit",
     "test:cover": "nyc mocha",
-    "test:lint": "tslint --project tsconfig.json \"{src,test}/**/*.ts\"",
+    "test:lint": "eslint \"src/**/*.ts\"",
+    "watch": "tsc --watch",
     "build:proto": "node ./bin/update-proto ./proto && node bin/generate-methods.js ./proto/rpc.proto > src/rpc.ts && npm run fmt:ts",
-    "build:doc": "rm -rf docs && typedoc --gitRevision `git describe --abbrev=0 --tags` --exclude \"**/test/*\" --excludePrivate --out ./docs ./src/index.ts && node bin/tame-typedoc",
-    "build:ts": "tsc && cp -R proto lib",
-    "fmt": "prettier --write \"{src,test}/**/*.{ts,js}\" && npm run -s test:lint -- --fix",
+    "build:doc": "rimraf docs && typedoc --gitRevision `git describe --abbrev=0 --tags` --exclude \"**/test/*\" --excludePrivate --out ./docs ./src/index.ts && node bin/tame-typedoc",
+    "build:ts": "tsc",
+    "fmt": "prettier --write \"src/**/*.{ts,js}\" && npm run -s test:lint -- --fix",
     "prepare": "npm run -s build:ts"
   },
   "repository": {
     "type": "git",
-    "url": "git+https://github.com/mixer/etcd3.git"
+    "url": "git+https://github.com/microsoft/etcd3.git"
   },
   "nyc": {
     "include": [
@@ -47,42 +48,47 @@
   "author": "Connor Peet <connor@peet.io>",
   "license": "MIT",
   "bugs": {
-    "url": "https://github.com/mixer/etcd3/issues"
+    "url": "https://github.com/microsoft/etcd3/issues"
   },
-  "homepage": "https://github.com/mixer/etcd3#readme",
+  "homepage": "https://github.com/microsoft/etcd3#readme",
   "devDependencies": {
-    "@types/chai": "^4.1.7",
-    "@types/chai-as-promised": "^7.1.0",
-    "@types/chai-subset": "^1.3.2",
-    "@types/mocha": "^5.2.7",
-    "@types/node": "^7.0.12",
-    "@types/sinon": "^7.0.13",
+    "@types/chai": "^4.2.11",
+    "@types/chai-as-promised": "^7.1.2",
+    "@types/chai-subset": "^1.3.3",
+    "@types/mocha": "^7.0.2",
+    "@types/node": "^14.0.13",
+    "@types/sinon": "^9.0.4",
+    "@typescript-eslint/eslint-plugin": "^3.3.0",
+    "@typescript-eslint/parser": "^3.3.0",
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
-    "chai-subset": "^1.5.0",
-    "change-case": "^3.1.0",
-    "lodash": "^4.17.11",
-    "mocha": "^6.1.4",
+    "chai-subset": "^1.6.0",
+    "change-case": "^4.1.1",
+    "eslint": "^7.2.0",
+    "eslint-plugin-header": "^3.0.0",
+    "lodash": "^4.17.15",
+    "mocha": "^8.0.1",
+    "ncp": "^2.0.0",
     "node-fetch": "^2.6.0",
     "npm-run-all": "^4.1.5",
-    "nyc": "^14.1.1",
-    "prettier": "^1.18.2",
-    "protobufjs": "^6.8.8",
-    "sinon": "^7.3.2",
-    "ts-node": "^8.3.0",
-    "tslint": "^5.18.0",
-    "tslint-config-prettier": "^1.18.0",
-    "typedoc": "^0.14.2",
-    "typescript": "^3.5.2"
+    "nyc": "^15.1.0",
+    "prettier": "^2.0.5",
+    "protobufjs": "^6.9.0",
+    "rimraf": "^3.0.2",
+    "sinon": "^9.0.2",
+    "ts-node": "^8.10.2",
+    "typedoc": "^0.17.7",
+    "typescript": "^3.9.5"
   },
   "dependencies": {
-    "@grpc/proto-loader": "^0.5.1",
-    "bignumber.js": "^5.0.0",
-    "grpc": "^1.21.1"
+    "@grpc/proto-loader": "^0.5.4",
+    "bignumber.js": "^9.0.0",
+    "grpc": "^1.24.3"
   },
   "prettier": {
     "singleQuote": true,
     "trailingComma": "all",
-    "printWidth": 100
+    "printWidth": 100,
+    "arrowParens": "avoid"
   }
 }
diff --git a/readme.md b/readme.md
index 7889fad..6f9720c 100644
--- a/readme.md
+++ b/readme.md
@@ -41,6 +41,6 @@ $ docker-compose down
 
 ### Contributing
 
-Running tests for this module requires running an etcd3 server locally. The tests try to use the default port initially, and you can configure this by setting the `ETCD_ADDR` environment variable, like `export ETCD_ADDR=localhost:12345`.# Contributing
+Running tests for this module requires running an etcd3 server locally. The tests try to use the default port initially, and you can configure this by setting the `ETCD_ADDR` environment variable, like `export ETCD_ADDR=localhost:12345`.
 
 This project has adopted the [Microsoft Open Source Code of Conduct](https://opensource.microsoft.com/codeofconduct/). For more information see the [Code of Conduct FAQ](https://opensource.microsoft.com/codeofconduct/faq/) or contact [opencode@microsoft.com](mailto:opencode@microsoft.com) with any additional questions or comments.
diff --git a/src/auth.ts b/src/auth.ts
index 48935e8..b55f482 100644
--- a/src/auth.ts
+++ b/src/auth.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import * as grpc from 'grpc';
 
 import { Range } from './range';
diff --git a/src/backoff/backoff.ts b/src/backoff/backoff.ts
index 8b5ce59..ad48b4a 100644
--- a/src/backoff/backoff.ts
+++ b/src/backoff/backoff.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 export interface IBackoffStrategy {
   /**
    * getDelay returns the amount of delay of the current backoff.
diff --git a/src/backoff/exponential.ts b/src/backoff/exponential.ts
index f3ea62f..ebaeaa7 100644
--- a/src/backoff/exponential.ts
+++ b/src/backoff/exponential.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { IBackoffStrategy } from './backoff';
 
 /**
diff --git a/src/builder.ts b/src/builder.ts
index c837916..a17b83a 100644
--- a/src/builder.ts
+++ b/src/builder.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import * as grpc from 'grpc';
 
 import { Rangable, Range } from './range';
@@ -140,7 +143,7 @@ export class SingleRangeBuilder extends RangeBuilder<string | null> {
    * Runs the built request and parses the returned key as JSON,
    * or returns `null` if it isn't found.
    */
-  public json(): Promise<object> {
+  public json(): Promise<unknown> {
     return this.string().then(JSON.parse);
   }
 
@@ -148,7 +151,7 @@ export class SingleRangeBuilder extends RangeBuilder<string | null> {
    * Runs the built request and returns the value of the returned key as a
    * string, or `null` if it isn't found.
    */
-  public string(encoding: string = 'utf8'): Promise<string | null> {
+  public string(encoding: BufferEncoding = 'utf8'): Promise<string | null> {
     return this.exec().then(res =>
       res.kvs.length === 0 ? null : res.kvs[0].value.toString(encoding),
     );
@@ -249,7 +252,7 @@ export class MultiRangeBuilder extends RangeBuilder<{ [key: string]: string }> {
   /**
    * Keys returns an array of keys matching the query.
    */
-  public keys(encoding: string = 'utf8'): Promise<string[]> {
+  public keys(encoding: BufferEncoding = 'utf8'): Promise<string[]> {
     this.request.keys_only = true;
     return this.exec().then(res => {
       return res.kvs.map(kv => kv.key.toString(encoding));
@@ -269,7 +272,7 @@ export class MultiRangeBuilder extends RangeBuilder<{ [key: string]: string }> {
   /**
    * Runs the built request and parses the returned keys as JSON.
    */
-  public json(): Promise<{ [key: string]: object }> {
+  public json(): Promise<{ [key: string]: unknown }> {
     return this.mapValues(buf => JSON.parse(buf.toString()));
   }
 
@@ -277,7 +280,7 @@ export class MultiRangeBuilder extends RangeBuilder<{ [key: string]: string }> {
    * Runs the built request and returns the value of the returned key as a
    * string, or `null` if it isn't found.
    */
-  public strings(encoding: string = 'utf8'): Promise<{ [key: string]: string }> {
+  public strings(encoding: BufferEncoding = 'utf8'): Promise<{ [key: string]: string }> {
     return this.mapValues(buf => buf.toString(encoding));
   }
 
@@ -560,9 +563,9 @@ export class PutBuilder extends PromiseWrap<RPC.IPutResponse> {
  */
 export class ComparatorBuilder {
   private request: {
-    compare: Array<Promise<RPC.ICompare>>;
-    success: Array<Promise<RPC.IRequestOp>>;
-    failure: Array<Promise<RPC.IRequestOp>>;
+    compare: Promise<RPC.ICompare>[];
+    success: Promise<RPC.IRequestOp>[];
+    failure: Promise<RPC.IRequestOp>[];
   } = { compare: [], success: [], failure: [] };
   private callOptions: grpc.CallOptions | undefined;
 
@@ -607,7 +610,7 @@ export class ComparatorBuilder {
    * Adds one or more consequent clauses to be executed if the comparison
    * is truthy.
    */
-  public then(...clauses: Array<RPC.IRequestOp | IOperation>): this {
+  public then(...clauses: (RPC.IRequestOp | IOperation)[]): this {
     this.request.success = this.mapOperations(clauses);
     return this;
   }
@@ -616,7 +619,7 @@ export class ComparatorBuilder {
    * Adds one or more consequent clauses to be executed if the comparison
    * is falsey.
    */
-  public else(...clauses: Array<RPC.IRequestOp | IOperation>): this {
+  public else(...clauses: (RPC.IRequestOp | IOperation)[]): this {
     this.request.failure = this.mapOperations(clauses);
     return this;
   }
@@ -638,7 +641,7 @@ export class ComparatorBuilder {
   /**
    * Low-level method to add
    */
-  public mapOperations(ops: Array<RPC.IRequestOp | IOperation>) {
+  public mapOperations(ops: (RPC.IRequestOp | IOperation)[]): Promise<RPC.IRequestOp>[] {
     return ops.map(op => {
       if (typeof (op as IOperation).op === 'function') {
         return (op as IOperation).op();
diff --git a/src/connection-pool.ts b/src/connection-pool.ts
index c3236e3..8e07cd5 100644
--- a/src/connection-pool.ts
+++ b/src/connection-pool.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { loadSync } from '@grpc/proto-loader';
 import * as grpc from 'grpc';
 
@@ -44,7 +47,7 @@ function runServiceCall(
   metadata: grpc.Metadata,
   options: grpc.CallOptions | undefined,
   method: string,
-  payload: object,
+  payload: unknown,
 ): Promise<any> {
   return new Promise((resolve, reject) => {
     (client as any)[method](payload, metadata, options, (err: Error | null, res: any) => {
@@ -213,12 +216,12 @@ export class ConnectionPool implements ICallable<Host> {
   /**
    * @override
    */
-  public exec(
+  public exec<T>(
     serviceName: keyof typeof Services,
     method: string,
-    payload: object,
+    payload: unknown,
     options?: grpc.CallOptions,
-  ): Promise<any> {
+  ): Promise<T> {
     if (this.mockImpl) {
       return this.mockImpl.exec(serviceName, method, payload);
     }
diff --git a/src/errors.ts b/src/errors.ts
index 8b090e1..1a0d057 100644
--- a/src/errors.ts
+++ b/src/errors.ts
@@ -1,6 +1,7 @@
-/**
- * Thrown when an internal assertion fails.
- */
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
+
 export class ClientRuntimeError extends Error {
   constructor(message: string) {
     super(`${message} Please report this error at https://github.com/mixer/etcd3`);
diff --git a/src/grpcTypes.ts b/src/grpcTypes.ts
index 1cb88ce..1df93fa 100644
--- a/src/grpcTypes.ts
+++ b/src/grpcTypes.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import * as grpc from 'grpc';
 
 /**
diff --git a/src/index.ts b/src/index.ts
index b612181..33509f0 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { Role, User } from './auth';
 import { ConnectionPool } from './connection-pool';
 import { Namespace } from './namespace';
diff --git a/src/lease.ts b/src/lease.ts
index ab80f18..bf904d7 100644
--- a/src/lease.ts
+++ b/src/lease.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { EventEmitter } from 'events';
 import * as grpc from 'grpc';
 
diff --git a/src/lock.ts b/src/lock.ts
index 56decf1..061b96e 100644
--- a/src/lock.ts
+++ b/src/lock.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import * as grpc from 'grpc';
 
 import { ComparatorBuilder, PutBuilder } from './builder';
diff --git a/src/namespace.ts b/src/namespace.ts
index 56c922e..304b629 100644
--- a/src/namespace.ts
+++ b/src/namespace.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import * as grpc from 'grpc';
 
 import * as Builder from './builder';
diff --git a/src/options.ts b/src/options.ts
index d7df994..f4710e1 100644
--- a/src/options.ts
+++ b/src/options.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { ChannelOptions } from './grpcTypes';
 
 import { IBackoffStrategy } from './backoff/backoff';
diff --git a/src/range.ts b/src/range.ts
index e2d38c1..35f50d2 100644
--- a/src/range.ts
+++ b/src/range.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { emptyKey, endRangeForPrefix, toBuffer, zeroKey } from './util';
 
 function compare(a: Buffer, b: Buffer) {
diff --git a/src/rpc.ts b/src/rpc.ts
index d336d2d..c681654 100644
--- a/src/rpc.ts
+++ b/src/rpc.ts
@@ -1,16 +1,19 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
+
 // AUTOGENERATED CODE, DO NOT EDIT
-// tslint:disable
 
 import * as grpc from 'grpc';
 import { StatusMessage } from './grpcTypes';
 
 export interface ICallable<T> {
-  exec(
+  exec<T>(
     service: keyof typeof Services,
     method: string,
-    params: object,
+    params: unknown,
     options?: grpc.CallOptions,
-  ): Promise<any>;
+  ): Promise<T>;
 
   getConnection(
     service: keyof typeof Services,
@@ -34,7 +37,7 @@ export interface IRequestStream<T> {
 
 export interface IDuplexStream<T, R> extends IRequestStream<T>, IResponseStream<R> {}
 export class KVClient {
-  constructor(private client: ICallable<any>) {}
+  constructor(private client: ICallable<unknown>) {}
   /**
    * Range gets the keys in the range from the key-value store.
    */
@@ -83,7 +86,7 @@ export class KVClient {
 }
 
 export class WatchClient {
-  constructor(private client: ICallable<any>) {}
+  constructor(private client: ICallable<unknown>) {}
   /**
    * Watch watches for events happening or that have happened. Both input and output
    * are streams; the input stream is for creating and canceling watchers and the output
@@ -93,6 +96,7 @@ export class WatchClient {
    */
   public watch(options?: grpc.CallOptions): Promise<IDuplexStream<IWatchRequest, IWatchResponse>> {
     return this.client.getConnection('Watch').then(({ resource, client, metadata }) => {
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
       const stream = (<any>client).watch(metadata, options);
       stream.on('error', () => this.client.markFailed(resource));
       return stream;
@@ -101,7 +105,7 @@ export class WatchClient {
 }
 
 export class LeaseClient {
-  constructor(private client: ICallable<any>) {}
+  constructor(private client: ICallable<unknown>) {}
   /**
    * LeaseGrant creates a lease which expires if the server does not receive a keepAlive
    * within a given time to live period. All keys attached to the lease will be expired and
@@ -130,6 +134,7 @@ export class LeaseClient {
     options?: grpc.CallOptions,
   ): Promise<IDuplexStream<ILeaseKeepAliveRequest, ILeaseKeepAliveResponse>> {
     return this.client.getConnection('Lease').then(({ resource, client, metadata }) => {
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
       const stream = (<any>client).leaseKeepAlive(metadata, options);
       stream.on('error', () => this.client.markFailed(resource));
       return stream;
@@ -153,7 +158,7 @@ export class LeaseClient {
 }
 
 export class ClusterClient {
-  constructor(private client: ICallable<any>) {}
+  constructor(private client: ICallable<unknown>) {}
   /**
    * MemberAdd adds a member into the cluster.
    */
@@ -190,7 +195,7 @@ export class ClusterClient {
 }
 
 export class MaintenanceClient {
-  constructor(private client: ICallable<any>) {}
+  constructor(private client: ICallable<unknown>) {}
   /**
    * Alarm activates, deactivates, and queries alarms regarding cluster health.
    */
@@ -228,6 +233,7 @@ export class MaintenanceClient {
    */
   public snapshot(options?: grpc.CallOptions): Promise<IResponseStream<ISnapshotResponse>> {
     return this.client.getConnection('Maintenance').then(({ resource, client, metadata }) => {
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
       const stream = (<any>client).snapshot(metadata, options, {});
       stream.on('error', () => this.client.markFailed(resource));
       return stream;
@@ -245,7 +251,7 @@ export class MaintenanceClient {
 }
 
 export class AuthClient {
-  constructor(private client: ICallable<any>) {}
+  constructor(private client: ICallable<unknown>) {}
   /**
    * AuthEnable enables authentication.
    */
@@ -1167,6 +1173,25 @@ export interface IAuthRoleGrantPermissionResponse {
 export interface IAuthRoleRevokePermissionResponse {
   header: IResponseHeader;
 }
+export interface IUser {
+  name?: Buffer;
+  password?: Buffer;
+  roles?: string[];
+}
+export enum Permission {
+  Read = 0,
+  Write = 1,
+  Readwrite = 2,
+}
+export interface IPermission {
+  permType: keyof typeof Permission;
+  key: Buffer;
+  range_end: Buffer;
+}
+export interface IRole {
+  name?: Buffer;
+  keyPermission?: IPermission[];
+}
 export interface IKeyValue {
   /**
    * key is the first key for the range. If range_end is not given, the request only looks up key.
@@ -1205,25 +1230,6 @@ export interface IEvent {
    */
   prev_kv: IKeyValue;
 }
-export interface IUser {
-  name?: Buffer;
-  password?: Buffer;
-  roles?: string[];
-}
-export enum Permission {
-  Read = 0,
-  Write = 1,
-  Readwrite = 2,
-}
-export interface IPermission {
-  permType: keyof typeof Permission;
-  key: Buffer;
-  range_end: Buffer;
-}
-export interface IRole {
-  name?: Buffer;
-  keyPermission?: IPermission[];
-}
 export const Services = {
   KV: KVClient,
   Watch: WatchClient,
diff --git a/src/shared-pool.ts b/src/shared-pool.ts
index 76ed5f2..f623d02 100644
--- a/src/shared-pool.ts
+++ b/src/shared-pool.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { IBackoffStrategy } from './backoff/backoff';
 import { delay, minBy, sample } from './util';
 
@@ -23,7 +26,7 @@ export class SharedPool<T> {
   // tests simpler.
   private static deterministicInsertion: false;
 
-  private resources: Array<IResourceRecord<T>> = [];
+  private resources: IResourceRecord<T>[] = [];
   private contentionCount = 0;
 
   public constructor(private strategy: IBackoffStrategy) {}
diff --git a/src/stm.ts b/src/stm.ts
index 3a45e78..da3c1b2 100644
--- a/src/stm.ts
+++ b/src/stm.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import BigNumber from 'bignumber.js';
 import * as grpc from 'grpc';
 
@@ -91,7 +94,7 @@ function keyValueToResponse(key: string | Buffer, value?: Buffer): RPC.IRangeRes
  */
 class ReadSet {
   private readonly reads: { [key: string]: Promise<RPC.IRangeResponse> } = Object.create(null);
-  private readonly completedReads: Array<{ key: Buffer; res: RPC.IRangeResponse }> = [];
+  private readonly completedReads: { key: Buffer; res: RPC.IRangeResponse }[] = [];
   private earliestMod = new BigNumber(Infinity);
 
   /**
@@ -329,7 +332,7 @@ class BasicTransaction {
     ]);
   }
 
-  protected assertNoOption<T>(req: string, obj: T, keys: Array<keyof T>) {
+  protected assertNoOption<T>(req: string, obj: T, keys: (keyof T)[]) {
     keys.forEach(key => {
       if (obj[key] !== undefined) {
         throw new Error(`"${key}" is not supported in ${req} requests within STM transactions`);
@@ -490,10 +493,7 @@ export class SoftwareTransaction {
     const cmp = new Builder.ComparatorBuilder(this.rawKV, NSApplicator.default);
     switch (this.options.isolation) {
       case Isolation.SerializableSnapshot:
-        const earliestMod = this.tx.readSet
-          .earliestModRevision()
-          .add(1)
-          .toString();
+        const earliestMod = this.tx.readSet.earliestModRevision().plus(1).toString();
         this.tx.writeSet.addNotChangedChecks(cmp, earliestMod);
         this.tx.readSet.addCurrentChecks(cmp);
         break;
diff --git a/src/test/_setup.ts b/src/test/_setup.ts
new file mode 100644
index 0000000..db9c539
--- /dev/null
+++ b/src/test/_setup.ts
@@ -0,0 +1,11 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
+import * as chai from 'chai';
+
+import { SharedPool } from '../shared-pool';
+
+chai.use(require('chai-subset')); // tslint:disable-line
+chai.use(require('chai-as-promised')); // tslint:disable-line
+
+(SharedPool as any).deterministicInsertion = true;
diff --git a/test/backoff.test.ts b/src/test/backoff.test.ts
similarity index 74%
rename from test/backoff.test.ts
rename to src/test/backoff.test.ts
index c11cbe8..0b0f93d 100644
--- a/test/backoff.test.ts
+++ b/src/test/backoff.test.ts
@@ -1,7 +1,10 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 
-import { IBackoffStrategy } from '../src/backoff/backoff';
-import { ExponentialBackoff } from '../src/backoff/exponential';
+import { IBackoffStrategy } from '../backoff/backoff';
+import { ExponentialBackoff } from '../backoff/exponential';
 
 describe('backoff strategies', () => {
   describe('exponential strategy', () => {
diff --git a/test/certs/certs/ca.crt b/src/test/certs/certs/ca.crt
similarity index 100%
rename from test/certs/certs/ca.crt
rename to src/test/certs/certs/ca.crt
diff --git a/test/certs/certs/etcd-client.crt b/src/test/certs/certs/etcd-client.crt
similarity index 100%
rename from test/certs/certs/etcd-client.crt
rename to src/test/certs/certs/etcd-client.crt
diff --git a/test/certs/certs/etcd0.localhost.crt b/src/test/certs/certs/etcd0.localhost.crt
similarity index 100%
rename from test/certs/certs/etcd0.localhost.crt
rename to src/test/certs/certs/etcd0.localhost.crt
diff --git a/test/certs/etcd-client.csr b/src/test/certs/etcd-client.csr
similarity index 100%
rename from test/certs/etcd-client.csr
rename to src/test/certs/etcd-client.csr
diff --git a/test/certs/etcd0.localhost.csr b/src/test/certs/etcd0.localhost.csr
similarity index 100%
rename from test/certs/etcd0.localhost.csr
rename to src/test/certs/etcd0.localhost.csr
diff --git a/test/certs/newcerts/01.pem b/src/test/certs/newcerts/01.pem
similarity index 100%
rename from test/certs/newcerts/01.pem
rename to src/test/certs/newcerts/01.pem
diff --git a/test/certs/newcerts/02.pem b/src/test/certs/newcerts/02.pem
similarity index 100%
rename from test/certs/newcerts/02.pem
rename to src/test/certs/newcerts/02.pem
diff --git a/test/certs/private/ca.key b/src/test/certs/private/ca.key
similarity index 100%
rename from test/certs/private/ca.key
rename to src/test/certs/private/ca.key
diff --git a/test/certs/private/etcd-client.key b/src/test/certs/private/etcd-client.key
similarity index 100%
rename from test/certs/private/etcd-client.key
rename to src/test/certs/private/etcd-client.key
diff --git a/test/certs/private/etcd0.localhost.key b/src/test/certs/private/etcd0.localhost.key
similarity index 100%
rename from test/certs/private/etcd0.localhost.key
rename to src/test/certs/private/etcd0.localhost.key
diff --git a/test/certs/readme.md b/src/test/certs/readme.md
similarity index 100%
rename from test/certs/readme.md
rename to src/test/certs/readme.md
diff --git a/test/client.test.ts b/src/test/client.test.ts
similarity index 73%
rename from test/client.test.ts
rename to src/test/client.test.ts
index e715590..296d27e 100644
--- a/test/client.test.ts
+++ b/src/test/client.test.ts
@@ -1,7 +1,10 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 import * as sinon from 'sinon';
 
-import { Etcd3 } from '../src';
+import { Etcd3 } from '..';
 import { createTestClientAndKeys, tearDownTestClient } from './util';
 
 describe('client', () => {
@@ -12,7 +15,7 @@ describe('client', () => {
 
   it('allows mocking', async () => {
     const mock = client.mock({
-      exec: sinon.stub(),
+      exec: sinon.stub() as any,
       getConnection: sinon.stub(),
     });
 
diff --git a/test/connection-pool.test.ts b/src/test/connection-pool.test.ts
similarity index 84%
rename from test/connection-pool.test.ts
rename to src/test/connection-pool.test.ts
index 51383f9..8882835 100644
--- a/test/connection-pool.test.ts
+++ b/src/test/connection-pool.test.ts
@@ -1,7 +1,10 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 
-import { GRPCConnectFailedError, IOptions, KVClient } from '../src';
-import { ConnectionPool } from '../src/connection-pool';
+import { GRPCConnectFailedError, IOptions, KVClient } from '..';
+import { ConnectionPool } from '../connection-pool';
 import { getHost, getOptions } from './util';
 
 function getOptionsWithBadHost(options: Partial<IOptions> = {}): IOptions {
diff --git a/Dockerfile b/src/test/containers/3.2/Dockerfile
similarity index 89%
rename from Dockerfile
rename to src/test/containers/3.2/Dockerfile
index e7620e3..cea627c 100644
--- a/Dockerfile
+++ b/src/test/containers/3.2/Dockerfile
@@ -1,4 +1,4 @@
-from quay.io/coreos/etcd:v3.2.13
+FROM quay.io/coreos/etcd:v3.2.13
 
 COPY test/certs/certs/etcd0.localhost.crt test/certs/private/etcd0.localhost.key /root/
 
diff --git a/src/test/containers/3.2/docker-compose.yml b/src/test/containers/3.2/docker-compose.yml
new file mode 100644
index 0000000..b3a3c49
--- /dev/null
+++ b/src/test/containers/3.2/docker-compose.yml
@@ -0,0 +1,9 @@
+version: '3.6'
+services:
+  etcd3_2:
+    build:
+      context: ../../../
+      dockerfile: test/containers/3.2/Dockerfile
+    ports:
+      - 2379:2379
+      - 2380:2380
diff --git a/test/crud.test.ts b/src/test/crud.test.ts
similarity index 79%
rename from test/crud.test.ts
rename to src/test/crud.test.ts
index 4b16886..faedf91 100644
--- a/test/crud.test.ts
+++ b/src/test/crud.test.ts
@@ -1,6 +1,9 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 
-import { Etcd3 } from '../src';
+import { Etcd3 } from '..';
 import { createTestClientAndKeys, tearDownTestClient } from './util';
 
 describe('crud', () => {
@@ -27,12 +30,7 @@ describe('crud', () => {
     });
 
     it('queries prefixes', async () => {
-      expect(
-        await client
-          .getAll()
-          .prefix('fo')
-          .strings(),
-      ).to.deep.equal({
+      expect(await client.getAll().prefix('fo').strings()).to.deep.equal({
         foo1: 'bar1',
         foo2: 'bar2',
         foo3: '{"value":"bar3"}',
@@ -55,21 +53,11 @@ describe('crud', () => {
 
     it('sorts', async () => {
       expect(
-        await client
-          .getAll()
-          .prefix('foo')
-          .sort('Key', 'Ascend')
-          .limit(2)
-          .keys(),
+        await client.getAll().prefix('foo').sort('Key', 'Ascend').limit(2).keys(),
       ).to.deep.equal(['foo1', 'foo2']);
 
       expect(
-        await client
-          .getAll()
-          .prefix('foo')
-          .sort('Key', 'Descend')
-          .limit(2)
-          .keys(),
+        await client.getAll().prefix('foo').sort('Key', 'Descend').limit(2).keys(),
       ).to.deep.equal(['foo3', 'foo2']);
     });
   });
@@ -86,12 +74,7 @@ describe('crud', () => {
     });
 
     it('gets previous', async () => {
-      expect(
-        await client
-          .delete()
-          .key('foo1')
-          .getPrevious(),
-      ).to.containSubset([
+      expect(await client.delete().key('foo1').getPrevious()).to.containSubset([
         {
           key: new Buffer('foo1'),
           value: new Buffer('bar1'),
@@ -113,12 +96,7 @@ describe('crud', () => {
       });
 
       it('includes previous values', async () => {
-        expect(
-          await client
-            .put('foo1')
-            .value('updated')
-            .getPrevious(),
-        ).to.containSubset({
+        expect(await client.put('foo1').value('updated').getPrevious()).to.containSubset({
           key: new Buffer('foo1'),
           value: new Buffer('bar1'),
         });
diff --git a/test/lease.test.ts b/src/test/lease.test.ts
similarity index 95%
rename from test/lease.test.ts
rename to src/test/lease.test.ts
index 36c9094..d1c93c0 100644
--- a/test/lease.test.ts
+++ b/src/test/lease.test.ts
@@ -1,8 +1,11 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 import * as sinon from 'sinon';
 
-import { Etcd3, EtcdLeaseInvalidError, GRPCConnectFailedError, Lease } from '../src';
-import { onceEvent } from '../src/util';
+import { Etcd3, EtcdLeaseInvalidError, GRPCConnectFailedError, Lease } from '..';
+import { onceEvent } from '../util';
 import { createTestClientAndKeys, getOptions, proxy, tearDownTestClient } from './util';
 
 describe('lease()', () => {
diff --git a/test/lock.test.ts b/src/test/lock.test.ts
similarity index 85%
rename from test/lock.test.ts
rename to src/test/lock.test.ts
index 476b2a8..4126ece 100644
--- a/test/lock.test.ts
+++ b/src/test/lock.test.ts
@@ -1,6 +1,9 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 
-import { Etcd3, EtcdLockFailedError } from '../src';
+import { Etcd3, EtcdLockFailedError } from '..';
 import { createTestClientAndKeys, tearDownTestClient } from './util';
 
 describe('lock()', () => {
@@ -37,10 +40,7 @@ describe('lock()', () => {
   });
 
   it('allows setting lock TTL before acquiring', async () => {
-    const lock = await client
-      .lock('resource')
-      .ttl(10)
-      .acquire();
+    const lock = await client.lock('resource').ttl(10).acquire();
     await lock.release();
   });
 
diff --git a/test/namespacing.test.ts b/src/test/namespacing.test.ts
similarity index 84%
rename from test/namespacing.test.ts
rename to src/test/namespacing.test.ts
index 76876db..d5d6314 100644
--- a/test/namespacing.test.ts
+++ b/src/test/namespacing.test.ts
@@ -1,6 +1,9 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 
-import { Etcd3, Namespace } from '../src';
+import { Etcd3, Namespace } from '..';
 import { createTestClientAndKeys, tearDownTestClient } from './util';
 
 describe('namespacing', () => {
@@ -54,10 +57,7 @@ describe('namespacing', () => {
 
   it('runs a simple if', async () => {
     await ns.put('foo1').value('potatoes');
-    await ns
-      .if('foo1', 'Value', '==', 'potatoes')
-      .then(ns.put('foo1').value('tomatoes'))
-      .commit();
+    await ns.if('foo1', 'Value', '==', 'potatoes').then(ns.put('foo1').value('tomatoes')).commit();
 
     await assertEqualInNamespace('foo1', 'tomatoes');
   });
diff --git a/test/range.test.ts b/src/test/range.test.ts
similarity index 90%
rename from test/range.test.ts
rename to src/test/range.test.ts
index 39e6345..4dd7227 100644
--- a/test/range.test.ts
+++ b/src/test/range.test.ts
@@ -1,5 +1,8 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
-import { Range } from '../src/range';
+import { Range } from '../range';
 
 describe('Range', () => {
   describe('prefix', () => {
diff --git a/test/roles.test.ts b/src/test/roles.test.ts
similarity index 95%
rename from test/roles.test.ts
rename to src/test/roles.test.ts
index 9d5f70e..266f4c5 100644
--- a/test/roles.test.ts
+++ b/src/test/roles.test.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 import * as grpc from 'grpc';
 
@@ -11,7 +14,7 @@ import {
   EtcdUserExistsError,
   EtcdUserNotFoundError,
   Role,
-} from '../src';
+} from '..';
 import { createTestClientAndKeys, expectReject, getOptions, tearDownTestClient } from './util';
 
 function wipeAll(things: Promise<Array<{ delete(): any }>>) {
@@ -186,13 +189,7 @@ describe('roles and auth', () => {
         }),
       );
 
-      await expectReject(
-        authedClient
-          .put('wut')
-          .value('bar')
-          .exec(),
-        EtcdPermissionDeniedError,
-      );
+      await expectReject(authedClient.put('wut').value('bar').exec(), EtcdPermissionDeniedError);
 
       authedClient.close();
     });
@@ -208,10 +205,7 @@ describe('roles and auth', () => {
       );
 
       await expectReject(
-        authedClient
-          .put('foo')
-          .value('bar')
-          .exec(),
+        authedClient.put('foo').value('bar').exec(),
         EtcdAuthenticationFailedError,
       );
 
diff --git a/test/shared-pool.test.ts b/src/test/shared-pool.test.ts
similarity index 85%
rename from test/shared-pool.test.ts
rename to src/test/shared-pool.test.ts
index a824ab1..d2e363f 100644
--- a/test/shared-pool.test.ts
+++ b/src/test/shared-pool.test.ts
@@ -1,8 +1,11 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 import * as sinon from 'sinon';
 
-import { ExponentialBackoff } from '../src/backoff/exponential';
-import { SharedPool } from '../src/shared-pool';
+import { ExponentialBackoff } from '../backoff/exponential';
+import { SharedPool } from '../shared-pool';
 
 describe('shared pool', () => {
   let pool: SharedPool<number>;
@@ -24,7 +27,7 @@ describe('shared pool', () => {
 
   afterEach(() => clock.restore());
 
-  async function getAll(count: number = 3): Promise<number[]> {
+  async function getAll(count = 3): Promise<number[]> {
     const output: number[] = [];
     for (let i = 0; i < count; i += 1) {
       clock.tick(1);
diff --git a/test/stm.test.ts b/src/test/stm.test.ts
similarity index 96%
rename from test/stm.test.ts
rename to src/test/stm.test.ts
index dae15e6..ce9bde5 100644
--- a/test/stm.test.ts
+++ b/src/test/stm.test.ts
@@ -1,7 +1,10 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
-import { Isolation, SoftwareTransaction } from '../src/stm';
+import { Isolation, SoftwareTransaction } from '../stm';
 
-import { Etcd3, Namespace, STMConflictError } from '../src';
+import { Etcd3, Namespace, STMConflictError } from '..';
 import { createTestClient, createTestKeys, tearDownTestClient } from './util';
 
 describe('stm()', () => {
@@ -34,7 +37,7 @@ describe('stm()', () => {
       const expectRetry = async (
         isolation: Isolation,
         fn: (tx: SoftwareTransaction, tries: number) => Promise<any>,
-        retries: number = 2,
+        retries = 2,
       ) => {
         let tries = 0;
         await ns.stm({ isolation }).transact(async tx => fn(tx, ++tries));
diff --git a/test/transactions.test.ts b/src/test/transactions.test.ts
similarity index 78%
rename from test/transactions.test.ts
rename to src/test/transactions.test.ts
index a401a85..4d69893 100644
--- a/test/transactions.test.ts
+++ b/src/test/transactions.test.ts
@@ -1,6 +1,9 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 
-import { Etcd3 } from '../src';
+import { Etcd3 } from '..';
 import { createTestClientAndKeys, tearDownTestClient } from './util';
 
 describe('transactions', () => {
@@ -10,10 +13,7 @@ describe('transactions', () => {
   afterEach(async () => await tearDownTestClient(client));
 
   it('runs a simple if', async () => {
-    await client
-      .if('foo1', 'Value', '==', 'bar1')
-      .then(client.put('foo1').value('bar2'))
-      .commit();
+    await client.if('foo1', 'Value', '==', 'bar1').then(client.put('foo1').value('bar2')).commit();
 
     expect(await client.get('foo1').string()).to.equal('bar2');
   });
diff --git a/test/tslint.json b/src/test/tslint.json
similarity index 100%
rename from test/tslint.json
rename to src/test/tslint.json
diff --git a/test/util.ts b/src/test/util.ts
similarity index 87%
rename from test/util.ts
rename to src/test/util.ts
index edbb84e..e48fa4e 100644
--- a/test/util.ts
+++ b/src/test/util.ts
@@ -1,12 +1,18 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { expect } from 'chai';
 import * as fs from 'fs';
 import * as tls from 'tls';
 
-import { Etcd3, IOptions, Namespace } from '../src';
+import { Etcd3, IOptions, Namespace } from '..';
+import { AddressInfo } from 'net';
+import { resolve } from 'path';
 
-const rootCertificate = fs.readFileSync(`${__dirname}/certs/certs/ca.crt`);
-const tlsCert = fs.readFileSync(`${__dirname}/certs/certs/etcd0.localhost.crt`);
-const tlsKey = fs.readFileSync(`${__dirname}/certs/private/etcd0.localhost.key`);
+const rootPath = resolve(__dirname, '..', '..');
+const rootCertificate = fs.readFileSync(`${rootPath}/src/test/certs/certs/ca.crt`);
+const tlsCert = fs.readFileSync(`${rootPath}/src/test/certs/certs/etcd0.localhost.crt`);
+const tlsKey = fs.readFileSync(`${rootPath}/src/test/certs/private/etcd0.localhost.key`);
 const etcdSourceAddress = process.env.ETCD_ADDR || '127.0.0.1:2379';
 const [etcdSourceHost, etcdSourcePort] = etcdSourceAddress.split(':');
 
@@ -34,7 +40,7 @@ export class Proxy {
 
       this.server.listen(0, '127.0.0.1');
       this.server.on('listening', () => {
-        const addr = this.server.address();
+        const addr = this.server.address() as AddressInfo;
         this.host = addr.address;
         this.port = addr.port;
         this.isActive = true;
@@ -82,7 +88,7 @@ export class Proxy {
     let serverConnected = false;
     const serverBuffer: Buffer[] = [];
     const serverCnx = tls.connect(
-      etcdSourcePort,
+      Number(etcdSourcePort),
       etcdSourceHost,
       {
         secureContext: tls.createSecureContext({ ca: rootCertificate }),
diff --git a/test/watch.test.ts b/src/test/watch.test.ts
similarity index 78%
rename from test/watch.test.ts
rename to src/test/watch.test.ts
index e57f4af..8a6defe 100644
--- a/test/watch.test.ts
+++ b/src/test/watch.test.ts
@@ -1,8 +1,11 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import BigNumber from 'bignumber.js';
 import { expect } from 'chai';
 
-import { Etcd3, IKeyValue, IWatchResponse, Watcher } from '../src';
-import { onceEvent } from '../src/util';
+import { Etcd3, IKeyValue, IWatchResponse, Watcher } from '..';
+import { onceEvent } from '../util';
 import { createTestClientAndKeys, getOptions, proxy, tearDownTestClient } from './util';
 
 describe('watch()', () => {
@@ -57,10 +60,7 @@ describe('watch()', () => {
       await proxy.activate();
       const proxiedClient = await createTestClientAndKeys();
 
-      const watcher = await proxiedClient
-        .watch()
-        .key('foo1')
-        .create();
+      const watcher = await proxiedClient.watch().key('foo1').create();
 
       proxy.pause();
       await onceEvent(watcher, 'disconnected');
@@ -78,16 +78,13 @@ describe('watch()', () => {
       await proxy.activate();
       const proxiedClient = await createTestClientAndKeys();
 
-      const watcher = await proxiedClient
-        .watch()
-        .key('foo1')
-        .create();
+      const watcher = await proxiedClient.watch().key('foo1').create();
 
       await Promise.all([
         client.put('foo1').value('update 1'),
         onceEvent(watcher, 'data').then((res: IWatchResponse) => {
           expect(watcher.request.start_revision).to.equal(
-            new BigNumber(res.header.revision).add(1).toString(),
+            new BigNumber(res.header.revision).plus(1).toString(),
           );
         }),
       ]);
@@ -108,10 +105,7 @@ describe('watch()', () => {
       await proxy.activate();
       const proxiedClient = await createTestClientAndKeys();
 
-      const watcher = await proxiedClient
-        .watch()
-        .key('foo1')
-        .create();
+      const watcher = await proxiedClient.watch().key('foo1').create();
       proxy.pause();
       await onceEvent(watcher, 'disconnected');
       const actualRevision = Number(watcher.request.start_revision);
@@ -124,23 +118,14 @@ describe('watch()', () => {
 
   describe('subscription', () => {
     it('subscribes before the connection is established', async () => {
-      const watcher = await client
-        .watch()
-        .key('foo1')
-        .create();
+      const watcher = await client.watch().key('foo1').create();
       await expectWatching(watcher, 'foo1');
       expect(getWatchers()).to.deep.equal([watcher]);
     });
 
     it('subscribes while the connection is still being established', async () => {
-      const watcher1 = client
-        .watch()
-        .key('foo1')
-        .create();
-      const watcher2 = client
-        .watch()
-        .key('bar')
-        .create();
+      const watcher1 = client.watch().key('foo1').create();
+      const watcher2 = client.watch().key('bar').create();
 
       const watchers = await Promise.all([
         watcher1.then(w => expectWatching(w, 'foo1')),
@@ -151,14 +136,8 @@ describe('watch()', () => {
     });
 
     it('subscribes in series', async () => {
-      const watcher1 = client
-        .watch()
-        .key('foo1')
-        .watcher();
-      const watcher2 = client
-        .watch()
-        .key('bar')
-        .watcher();
+      const watcher1 = client.watch().key('foo1').watcher();
+      const watcher2 = client.watch().key('bar').watcher();
       const events: string[] = [];
 
       watcher1.on('connecting', () => events.push('connecting1'));
@@ -172,31 +151,19 @@ describe('watch()', () => {
     });
 
     it('subscribes after the connection is fully established', async () => {
-      const watcher1 = await client
-        .watch()
-        .key('foo1')
-        .create();
+      const watcher1 = await client.watch().key('foo1').create();
       await expectWatching(watcher1, 'foo1');
-      const watcher2 = await client
-        .watch()
-        .key('bar')
-        .create();
+      const watcher2 = await client.watch().key('bar').create();
       await expectWatching(watcher2, 'bar');
       expect(getWatchers()).to.deep.equal([watcher1, watcher2]);
     });
 
     it('allows successive resubscription (issue #51)', async () => {
-      const watcher1 = await client
-        .watch()
-        .key('foo1')
-        .create();
+      const watcher1 = await client.watch().key('foo1').create();
       await expectWatching(watcher1, 'foo1');
       await watcher1.cancel();
 
-      const watcher2 = await client
-        .watch()
-        .key('foo1')
-        .create();
+      const watcher2 = await client.watch().key('foo1').create();
       await expectWatching(watcher2, 'foo1');
       await watcher2.cancel();
     });
@@ -204,10 +171,7 @@ describe('watch()', () => {
 
   describe('unsubscribing', () => {
     it('unsubscribes while the connection is established', async () => {
-      const watcher = await client
-        .watch()
-        .key('foo1')
-        .create();
+      const watcher = await client.watch().key('foo1').create();
       await watcher.cancel();
       await expectNotWatching(watcher, 'foo1');
       expect(getWatchers()).to.deep.equal([]);
@@ -217,10 +181,7 @@ describe('watch()', () => {
       await proxy.activate();
       const proxiedClient = await createTestClientAndKeys();
 
-      const watcher = await proxiedClient
-        .watch()
-        .key('foo1')
-        .create();
+      const watcher = await proxiedClient.watch().key('foo1').create();
       proxy.pause();
       await watcher.cancel();
 
diff --git a/src/util.ts b/src/util.ts
index 0a46447..22cf7f5 100644
--- a/src/util.ts
+++ b/src/util.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import { EventEmitter } from 'events';
 
 import { ClientRuntimeError } from './errors';
@@ -155,7 +158,7 @@ export function forOwn<T>(
   obj: T,
   iterator: <K extends keyof T>(value: T[K], key: K) => void,
 ): void {
-  const keys = Object.keys(obj) as Array<keyof T>;
+  const keys = Object.keys(obj) as (keyof T)[];
   for (const key of keys) {
     iterator(obj[key], key);
   }
@@ -167,7 +170,7 @@ export function forOwn<T>(
  */
 export function onceEvent(emitter: EventEmitter, ...events: string[]): Promise<any> {
   return new Promise((resolve, reject) => {
-    const teardown: Array<() => void> = [];
+    const teardown: (() => void)[] = [];
 
     const handler = (data: any, event: string) => {
       teardown.forEach(t => t());
diff --git a/src/watch.ts b/src/watch.ts
index 25f1dd7..ec7fa33 100644
--- a/src/watch.ts
+++ b/src/watch.ts
@@ -1,3 +1,6 @@
+/*---------------------------------------------------------
+ * Copyright (C) Microsoft Corporation. All rights reserved.
+ *--------------------------------------------------------*/
 import BigNumber from 'bignumber.js';
 import { EventEmitter } from 'events';
 
@@ -381,7 +384,7 @@ export class WatchBuilder {
   /**
    * ignore omits certain operation kinds from the watch stream.
    */
-  public ignore(...operations: Array<keyof typeof operationNames>): this {
+  public ignore(...operations: (keyof typeof operationNames)[]): this {
     this.request.filters = operations.map(op => operationNames[op]);
     return this;
   }
@@ -531,6 +534,6 @@ export class Watcher extends EventEmitter {
    * Updates the current revision based on the revision in the watch header.
    */
   private updateRevision(req: RPC.IWatchResponse) {
-    this.request.start_revision = new BigNumber(req.header.revision).add(1).toString();
+    this.request.start_revision = new BigNumber(req.header.revision).plus(1).toString();
   }
 }
diff --git a/test/_setup.ts b/test/_setup.ts
deleted file mode 100644
index 937778c..0000000
--- a/test/_setup.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-import * as chai from 'chai';
-
-import { SharedPool } from '../src/shared-pool';
-
-chai.use(require('chai-subset')); // tslint:disable-line
-chai.use(require('chai-as-promised')); // tslint:disable-line
-
-(SharedPool as any).deterministicInsertion = true;
diff --git a/test/mocha.opts b/test/mocha.opts
deleted file mode 100644
index 66d2085..0000000
--- a/test/mocha.opts
+++ /dev/null
@@ -1,8 +0,0 @@
---watch-extensions ts
---require source-map-support/register
---require ts-node/register
---require test/_setup.ts
---timeout 20000
---recursive
---exit
-test/**/*.test.ts
diff --git a/tsconfig.json b/tsconfig.json
index 5584f6f..3c305f3 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,5 +1,6 @@
 {
   "compilerOptions": {
+    "sourceMap": true,
     "declaration": true,
     "noImplicitAny": true,
     "noImplicitReturns": true,
@@ -9,15 +10,9 @@
     "strictNullChecks": true,
     "experimentalDecorators": true,
     "module": "commonjs",
-    "target": "es6",
+    "target": "ES2018",
     "outDir": "lib",
-    "lib": [
-      "es5",
-      "es6"
-    ],
-    "typeRoots": [
-      "node_modules/@types"
-    ],
+    "lib": ["ES2018"],
     "types": [
       "chai-as-promised",
       "chai-subset",
@@ -25,14 +20,6 @@
       "node"
     ],
     "baseUrl": ".",
-    "paths": {
-      "*": [
-        "src/types/*"
-      ]
-    }
   },
-  "exclude": [
-    "node_modules",
-    "lib"
-  ]
+  "include": ["src"],
 }
diff --git a/tslint.json b/tslint.json
deleted file mode 100644
index de551f2..0000000
--- a/tslint.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-  "$schema": "http://json.schemastore.org/tslint",
-  "extends": ["tslint:recommended", "tslint-config-prettier"],
-  "rules": {
-    "object-literal-sort-keys": false,
-    "unified-signatures": false,
-    "max-classes-per-file": false,
-    "variable-name": false
-  }
-}