Happy new year! (#3578)

120 files changed, 120 insertions, 120 deletions

diff --git a/std/archive/tar.ts b/std/archive/tar.ts
index e53cd9111..15d7fe6e8 100644
--- a/std/archive/tar.ts
+++ b/std/archive/tar.ts
@@ -6,7 +6,7 @@
  *
  * Copyright (c) 2011 T. Jameson Little
  * Copyright (c) 2019 Jun Kato
- * Copyright (c) 2019 the Deno authors
+ * Copyright (c) 2020 the Deno authors
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
diff --git a/std/bytes/mod.ts b/std/bytes/mod.ts
index a42eaffd2..0157b39a5 100644
--- a/std/bytes/mod.ts
+++ b/std/bytes/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { copyBytes } from "../io/util.ts";
 
 /** Find first index of binary pattern from a. If not found, then return -1 **/
diff --git a/std/bytes/test.ts b/std/bytes/test.ts
index 0a779dd3d..fc7089c2f 100644
--- a/std/bytes/test.ts
+++ b/std/bytes/test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 import { findIndex, findLastIndex, equal, hasPrefix, repeat } from "./mod.ts";
 import { test } from "../testing/mod.ts";
diff --git a/std/datetime/mod.ts b/std/datetime/mod.ts
index 219e4ae2c..8f2db2991 100644
--- a/std/datetime/mod.ts
+++ b/std/datetime/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { pad } from "../strings/pad.ts";
 
 export type DateFormat = "mm-dd-yyyy" | "dd-mm-yyyy" | "yyyy-mm-dd";
diff --git a/std/datetime/test.ts b/std/datetime/test.ts
index c3977258a..1958c6fab 100644
--- a/std/datetime/test.ts
+++ b/std/datetime/test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals, assertThrows } from "../testing/asserts.ts";
 import * as datetime from "./mod.ts";
diff --git a/std/encoding/csv.ts b/std/encoding/csv.ts
index 8cfa1cab9..cc486641b 100644
--- a/std/encoding/csv.ts
+++ b/std/encoding/csv.ts
@@ -1,6 +1,6 @@
 // Ported from Go:
 // https://github.com/golang/go/blob/go1.12.5/src/encoding/csv/
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 import { BufReader } from "../io/bufio.ts";
 import { TextProtoReader } from "../textproto/mod.ts";
diff --git a/std/encoding/hex.ts b/std/encoding/hex.ts
index de3d76869..3aee59310 100644
--- a/std/encoding/hex.ts
+++ b/std/encoding/hex.ts
@@ -3,7 +3,7 @@
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 const hextable = new TextEncoder().encode("0123456789abcdef");
 
diff --git a/std/encoding/hex_test.ts b/std/encoding/hex_test.ts
index 5ea81ebdb..126aa8ac4 100644
--- a/std/encoding/hex_test.ts
+++ b/std/encoding/hex_test.ts
@@ -3,7 +3,7 @@
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test, runIfMain } from "../testing/mod.ts";
 import { assertEquals, assertThrows } from "../testing/asserts.ts";
 
diff --git a/std/encoding/toml.ts b/std/encoding/toml.ts
index 0cbd51ba0..6af31a1a1 100644
--- a/std/encoding/toml.ts
+++ b/std/encoding/toml.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { deepAssign } from "../util/deep_assign.ts";
 import { pad } from "../strings/pad.ts";
 
diff --git a/std/encoding/toml_test.ts b/std/encoding/toml_test.ts
index 065ab506c..da5251458 100644
--- a/std/encoding/toml_test.ts
+++ b/std/encoding/toml_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { runIfMain, test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { existsSync } from "../fs/exists.ts";
diff --git a/std/encoding/yaml.ts b/std/encoding/yaml.ts
index 27c2874ec..9abe30b4b 100644
--- a/std/encoding/yaml.ts
+++ b/std/encoding/yaml.ts
@@ -1,7 +1,7 @@
 // Ported from js-yaml v3.13.1:
 // https://github.com/nodeca/js-yaml/commit/665aadda42349dcae869f12040d9b10ef18d12da
 // Copyright 2011-2015 by Vitaly Puzrin. All rights reserved. MIT license.
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 export { ParseOptions, parse } from "./yaml/parse.ts";
 export {
diff --git a/std/encoding/yaml_test.ts b/std/encoding/yaml_test.ts
index 40de6a94d..a5a8374cc 100644
--- a/std/encoding/yaml_test.ts
+++ b/std/encoding/yaml_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 import "./yaml/parse_test.ts";
 import "./yaml/stringify_test.ts";
diff --git a/std/examples/cat.ts b/std/examples/cat.ts
index 9e713d862..92d5ae397 100644
--- a/std/examples/cat.ts
+++ b/std/examples/cat.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const filenames = Deno.args.slice(1);
 for (const filename of filenames) {
   const file = await Deno.open(filename);
diff --git a/std/examples/catj.ts b/std/examples/catj.ts
index 87fd6a964..2f578790d 100644
--- a/std/examples/catj.ts
+++ b/std/examples/catj.ts
@@ -1,7 +1,7 @@
 #!/usr/bin/env -S deno --allow-read
 // Ported from: https://github.com/soheilpro/catj
 // Copyright (c) 2014 Soheil Rashidi
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 // Install using `deno install`
 // $ deno install catj https://deno.land/std/examples/catj.ts --allow-read
diff --git a/std/examples/colors.ts b/std/examples/colors.ts
index 6f03355c6..e02c90746 100644
--- a/std/examples/colors.ts
+++ b/std/examples/colors.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { bgBlue, red, bold, italic } from "../fmt/colors.ts";
 
 console.log(bgBlue(italic(red(bold("Hello world!")))));
diff --git a/std/examples/curl.ts b/std/examples/curl.ts
index b62e58b27..65a687262 100644
--- a/std/examples/curl.ts
+++ b/std/examples/curl.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const url_ = Deno.args[1];
 const res = await fetch(url_);
 await Deno.copy(Deno.stdout, res.body);
diff --git a/std/examples/echo_server.ts b/std/examples/echo_server.ts
index 1eafae50c..dbcc9b5ae 100644
--- a/std/examples/echo_server.ts
+++ b/std/examples/echo_server.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const hostname = "0.0.0.0";
 const port = 8080;
 const listener = Deno.listen({ hostname, port });
diff --git a/std/examples/gist.ts b/std/examples/gist.ts
index d0e369c66..c9a9b024b 100755
--- a/std/examples/gist.ts
+++ b/std/examples/gist.ts
@@ -1,5 +1,5 @@
 #!/usr/bin/env -S deno --allow-net --allow-env
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { parse } from "https://deno.land/std/flags/mod.ts";
 
 function pathBase(p: string): string {
diff --git a/std/examples/test.ts b/std/examples/test.ts
index 9887b1267..26dd989e4 100644
--- a/std/examples/test.ts
+++ b/std/examples/test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { run } = Deno;
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
diff --git a/std/flags/all_bool_test.ts b/std/flags/all_bool_test.ts
index 711bf3da1..d738d1afc 100755
--- a/std/flags/all_bool_test.ts
+++ b/std/flags/all_bool_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/bool_test.ts b/std/flags/bool_test.ts
index 5ef052e2c..fd3b6487f 100755
--- a/std/flags/bool_test.ts
+++ b/std/flags/bool_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/dash_test.ts b/std/flags/dash_test.ts
index f4901b352..053351fbd 100755
--- a/std/flags/dash_test.ts
+++ b/std/flags/dash_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/default_bool_test.ts b/std/flags/default_bool_test.ts
index dc953cdc8..bf44f5b47 100755
--- a/std/flags/default_bool_test.ts
+++ b/std/flags/default_bool_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/dotted_test.ts b/std/flags/dotted_test.ts
index 3ec7409e7..6b98d11d0 100755
--- a/std/flags/dotted_test.ts
+++ b/std/flags/dotted_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/example.ts b/std/flags/example.ts
index 04ace4673..ad0317269 100644
--- a/std/flags/example.ts
+++ b/std/flags/example.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { args } = Deno;
 import { parse } from "./mod.ts";
 
diff --git a/std/flags/kv_short_test.ts b/std/flags/kv_short_test.ts
index 271e5c67d..e5aec0fd2 100755
--- a/std/flags/kv_short_test.ts
+++ b/std/flags/kv_short_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/long_test.ts b/std/flags/long_test.ts
index 5b14fc630..7c19efaca 100755
--- a/std/flags/long_test.ts
+++ b/std/flags/long_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/mod.ts b/std/flags/mod.ts
index 19defd1ed..5f4b18a18 100644
--- a/std/flags/mod.ts
+++ b/std/flags/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 export interface ArgParsingOptions {
   unknown?: (i: unknown) => unknown;
   boolean?: boolean | string | string[];
diff --git a/std/flags/num_test.ts b/std/flags/num_test.ts
index 1123f7ecc..265a4a3d4 100755
--- a/std/flags/num_test.ts
+++ b/std/flags/num_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/parse_test.ts b/std/flags/parse_test.ts
index 9918ce8bb..6ed158a9a 100755
--- a/std/flags/parse_test.ts
+++ b/std/flags/parse_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/short_test.ts b/std/flags/short_test.ts
index f624381b1..ff0190437 100755
--- a/std/flags/short_test.ts
+++ b/std/flags/short_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/stop_early_test.ts b/std/flags/stop_early_test.ts
index 144a2921f..f054d780b 100755
--- a/std/flags/stop_early_test.ts
+++ b/std/flags/stop_early_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/unknown_test.ts b/std/flags/unknown_test.ts
index dde725a75..b7817564c 100755
--- a/std/flags/unknown_test.ts
+++ b/std/flags/unknown_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/flags/whitespace_test.ts b/std/flags/whitespace_test.ts
index 9e6ba7115..9f66dfdfc 100755
--- a/std/flags/whitespace_test.ts
+++ b/std/flags/whitespace_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
diff --git a/std/fmt/colors.ts b/std/fmt/colors.ts
index 3f241d5b0..9476ce076 100644
--- a/std/fmt/colors.ts
+++ b/std/fmt/colors.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 /**
  * A module to print ANSI terminal colors. Inspired by chalk, kleur, and colors
  * on npm.
diff --git a/std/fmt/colors_test.ts b/std/fmt/colors_test.ts
index 467cda1bb..6113bd22f 100644
--- a/std/fmt/colors_test.ts
+++ b/std/fmt/colors_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import * as c from "./colors.ts";
diff --git a/std/fs/copy.ts b/std/fs/copy.ts
index 783597882..44d3a51e2 100644
--- a/std/fs/copy.ts
+++ b/std/fs/copy.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import * as path from "../path/mod.ts";
 import { ensureDir, ensureDirSync } from "./ensure_dir.ts";
 import { isSubdir, getFileInfoType } from "./utils.ts";
diff --git a/std/fs/copy_test.ts b/std/fs/copy_test.ts
index da84e252c..8134eb1d8 100644
--- a/std/fs/copy_test.ts
+++ b/std/fs/copy_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import {
   assertEquals,
diff --git a/std/fs/empty_dir.ts b/std/fs/empty_dir.ts
index ded02b7e4..a838de3b8 100644
--- a/std/fs/empty_dir.ts
+++ b/std/fs/empty_dir.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { join } from "../path/mod.ts";
 const {
   readDir,
diff --git a/std/fs/empty_dir_test.ts b/std/fs/empty_dir_test.ts
index d25461ce3..55fdb52dc 100644
--- a/std/fs/empty_dir_test.ts
+++ b/std/fs/empty_dir_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import {
   assertEquals,
diff --git a/std/fs/ensure_dir.ts b/std/fs/ensure_dir.ts
index de0cba333..92db873b3 100644
--- a/std/fs/ensure_dir.ts
+++ b/std/fs/ensure_dir.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { getFileInfoType } from "./utils.ts";
 const { lstat, lstatSync, mkdir, mkdirSync, ErrorKind } = Deno;
 
diff --git a/std/fs/ensure_dir_test.ts b/std/fs/ensure_dir_test.ts
index c0a06749b..998b74e2d 100644
--- a/std/fs/ensure_dir_test.ts
+++ b/std/fs/ensure_dir_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertThrows, assertThrowsAsync } from "../testing/asserts.ts";
 import * as path from "../path/mod.ts";
diff --git a/std/fs/ensure_file.ts b/std/fs/ensure_file.ts
index e46d7b5f9..06c65b5f7 100644
--- a/std/fs/ensure_file.ts
+++ b/std/fs/ensure_file.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import * as path from "../path/mod.ts";
 import { ensureDir, ensureDirSync } from "./ensure_dir.ts";
 import { getFileInfoType } from "./utils.ts";
diff --git a/std/fs/ensure_file_test.ts b/std/fs/ensure_file_test.ts
index efd88d983..855ad4f50 100644
--- a/std/fs/ensure_file_test.ts
+++ b/std/fs/ensure_file_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertThrows, assertThrowsAsync } from "../testing/asserts.ts";
 import * as path from "../path/mod.ts";
diff --git a/std/fs/ensure_link.ts b/std/fs/ensure_link.ts
index f2db5243c..e43325a25 100644
--- a/std/fs/ensure_link.ts
+++ b/std/fs/ensure_link.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import * as path from "../path/mod.ts";
 import { ensureDir, ensureDirSync } from "./ensure_dir.ts";
 import { exists, existsSync } from "./exists.ts";
diff --git a/std/fs/ensure_link_test.ts b/std/fs/ensure_link_test.ts
index d15e5c1f6..e438bf0e3 100644
--- a/std/fs/ensure_link_test.ts
+++ b/std/fs/ensure_link_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 // TODO(axetroy): Add test for Windows once symlink is implemented for Windows.
 import { test } from "../testing/mod.ts";
 import {
diff --git a/std/fs/ensure_symlink.ts b/std/fs/ensure_symlink.ts
index 4c771e5f9..03c355b5d 100644
--- a/std/fs/ensure_symlink.ts
+++ b/std/fs/ensure_symlink.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import * as path from "../path/mod.ts";
 import { ensureDir, ensureDirSync } from "./ensure_dir.ts";
 import { exists, existsSync } from "./exists.ts";
diff --git a/std/fs/ensure_symlink_test.ts b/std/fs/ensure_symlink_test.ts
index 6c1fe5fb5..ee32d4861 100644
--- a/std/fs/ensure_symlink_test.ts
+++ b/std/fs/ensure_symlink_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 // TODO(axetroy): Add test for Windows once symlink is implemented for Windows.
 import { test } from "../testing/mod.ts";
 import {
diff --git a/std/fs/eol.ts b/std/fs/eol.ts
index 55d03fa83..d4bb8032c 100644
--- a/std/fs/eol.ts
+++ b/std/fs/eol.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 /** EndOfLine character enum */
 export enum EOL {
diff --git a/std/fs/eol_test.ts b/std/fs/eol_test.ts
index 4669c795a..92306ce6b 100644
--- a/std/fs/eol_test.ts
+++ b/std/fs/eol_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { format, detect, EOL } from "./eol.ts";
diff --git a/std/fs/exists.ts b/std/fs/exists.ts
index aa6334b43..4584dbff9 100644
--- a/std/fs/exists.ts
+++ b/std/fs/exists.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { lstat, lstatSync, DenoError, ErrorKind } = Deno;
 /**
  * Test whether or not the given path exists by checking with the file system
diff --git a/std/fs/exists_test.ts b/std/fs/exists_test.ts
index 69c18d467..b8c968a02 100644
--- a/std/fs/exists_test.ts
+++ b/std/fs/exists_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import * as path from "../path/mod.ts";
diff --git a/std/fs/mod.ts b/std/fs/mod.ts
index 684ad94bd..aa76b6925 100644
--- a/std/fs/mod.ts
+++ b/std/fs/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 export * from "./empty_dir.ts";
 export * from "./ensure_dir.ts";
 export * from "./ensure_file.ts";
diff --git a/std/fs/move.ts b/std/fs/move.ts
index 190f88609..e87d59c6e 100644
--- a/std/fs/move.ts
+++ b/std/fs/move.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { exists, existsSync } from "./exists.ts";
 import { isSubdir } from "./utils.ts";
 
diff --git a/std/fs/move_test.ts b/std/fs/move_test.ts
index d45ae1cf5..27f66f7de 100644
--- a/std/fs/move_test.ts
+++ b/std/fs/move_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import {
   assertEquals,
diff --git a/std/fs/read_file_str.ts b/std/fs/read_file_str.ts
index 9f87c9338..7420183e2 100644
--- a/std/fs/read_file_str.ts
+++ b/std/fs/read_file_str.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 export interface ReadOptions {
   encoding?: string;
diff --git a/std/fs/read_json.ts b/std/fs/read_json.ts
index ca5928afe..aa7a0a477 100644
--- a/std/fs/read_json.ts
+++ b/std/fs/read_json.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 /** Reads a JSON file and then parses it into an object */
 export async function readJson(filePath: string): Promise<unknown> {
diff --git a/std/fs/read_json_test.ts b/std/fs/read_json_test.ts
index c4c8d67d8..c89006ec1 100644
--- a/std/fs/read_json_test.ts
+++ b/std/fs/read_json_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import {
   assertEquals,
diff --git a/std/fs/write_file_str.ts b/std/fs/write_file_str.ts
index a4a4beb5b..670399dcc 100644
--- a/std/fs/write_file_str.ts
+++ b/std/fs/write_file_str.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 /**
  * Write the string to file synchronously.
diff --git a/std/fs/write_json.ts b/std/fs/write_json.ts
index c5936d3f8..e382fa306 100644
--- a/std/fs/write_json.ts
+++ b/std/fs/write_json.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 /* eslint-disable @typescript-eslint/no-explicit-any */
 type Replacer = (key: string, value: any) => any;
 
diff --git a/std/fs/write_json_test.ts b/std/fs/write_json_test.ts
index 38bc3ed4b..5b1d88c5a 100644
--- a/std/fs/write_json_test.ts
+++ b/std/fs/write_json_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import {
   assertEquals,
diff --git a/std/http/cookie.ts b/std/http/cookie.ts
index 4d2704da1..b63c31216 100644
--- a/std/http/cookie.ts
+++ b/std/http/cookie.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 // Structured similarly to Go's cookie.go
 // https://github.com/golang/go/blob/master/src/net/http/cookie.go
 import { ServerRequest, Response } from "./server.ts";
diff --git a/std/http/cookie_test.ts b/std/http/cookie_test.ts
index eed88a69e..66061a5a4 100644
--- a/std/http/cookie_test.ts
+++ b/std/http/cookie_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { ServerRequest, Response } from "./server.ts";
 import { getCookies, delCookie, setCookie } from "./cookie.ts";
 import { assert, assertEquals } from "../testing/asserts.ts";
diff --git a/std/http/file_server.ts b/std/http/file_server.ts
index 4fd49930c..4510023f7 100755
--- a/std/http/file_server.ts
+++ b/std/http/file_server.ts
@@ -1,5 +1,5 @@
 #!/usr/bin/env -S deno --allow-net
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 // This program serves files in the current directory over HTTP.
 // TODO Stream responses instead of reading them into memory.
diff --git a/std/http/file_server_test.ts b/std/http/file_server_test.ts
index deb08f198..170979b61 100644
--- a/std/http/file_server_test.ts
+++ b/std/http/file_server_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assert, assertEquals } from "../testing/asserts.ts";
 import { BufReader } from "../io/bufio.ts";
diff --git a/std/http/http_bench.ts b/std/http/http_bench.ts
index 7b38e742a..8ca389e5c 100644
--- a/std/http/http_bench.ts
+++ b/std/http/http_bench.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { serve } from "./server.ts";
 
 const addr = Deno.args[1] || "127.0.0.1:4500";
diff --git a/std/http/http_status.ts b/std/http/http_status.ts
index cad0b9e1c..ead1e1ff0 100644
--- a/std/http/http_status.ts
+++ b/std/http/http_status.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 /** HTTP status codes */
 export enum Status {
diff --git a/std/http/racing_server.ts b/std/http/racing_server.ts
index 17d982460..629fef2db 100644
--- a/std/http/racing_server.ts
+++ b/std/http/racing_server.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { serve, ServerRequest } from "./server.ts";
 import { delay } from "../util/async.ts";
 
diff --git a/std/http/server.ts b/std/http/server.ts
index 457e0461e..0966d450a 100644
--- a/std/http/server.ts
+++ b/std/http/server.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { listen, listenTLS, copy, toAsyncIterator } = Deno;
 type Listener = Deno.Listener;
 type Conn = Deno.Conn;
diff --git a/std/installer/mod.ts b/std/installer/mod.ts
index 7751bc12e..b39121ab9 100644
--- a/std/installer/mod.ts
+++ b/std/installer/mod.ts
@@ -1,5 +1,5 @@
 #!/usr/bin/env -S deno --allow-all
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { env, stdin, args, exit, writeFile, chmod, run } = Deno;
 import { parse } from "../flags/mod.ts";
 import { exists } from "../fs/exists.ts";
diff --git a/std/installer/test.ts b/std/installer/test.ts
index 371cbdfa0..5239dc157 100644
--- a/std/installer/test.ts
+++ b/std/installer/test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { run, stat, makeTempDir, remove, env, readAll } = Deno;
 
 import { test, runIfMain, TestFunction } from "../testing/mod.ts";
diff --git a/std/io/ioutil.ts b/std/io/ioutil.ts
index f1ca54e14..83d639463 100644
--- a/std/io/ioutil.ts
+++ b/std/io/ioutil.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { BufReader, UnexpectedEOFError } from "./bufio.ts";
 type Reader = Deno.Reader;
 type Writer = Deno.Writer;
diff --git a/std/io/ioutil_test.ts b/std/io/ioutil_test.ts
index 97ab244c0..26f307a6b 100644
--- a/std/io/ioutil_test.ts
+++ b/std/io/ioutil_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { Buffer } = Deno;
 type Reader = Deno.Reader;
 import { test } from "../testing/mod.ts";
diff --git a/std/io/readers.ts b/std/io/readers.ts
index 0208de413..5b1bf1948 100644
--- a/std/io/readers.ts
+++ b/std/io/readers.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 type Reader = Deno.Reader;
 import { encode } from "../strings/mod.ts";
 
diff --git a/std/io/util.ts b/std/io/util.ts
index 7ecf0e48d..1226640bd 100644
--- a/std/io/util.ts
+++ b/std/io/util.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { Buffer, mkdir, open } = Deno;
 type File = Deno.File;
 type Reader = Deno.Reader;
diff --git a/std/io/util_test.ts b/std/io/util_test.ts
index 4f97bf5ef..472b0dfb9 100644
--- a/std/io/util_test.ts
+++ b/std/io/util_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { remove } = Deno;
 import { test } from "../testing/mod.ts";
 import { assert, assertEquals } from "../testing/asserts.ts";
diff --git a/std/io/writers.ts b/std/io/writers.ts
index 91d19a9d7..f23277f4c 100644
--- a/std/io/writers.ts
+++ b/std/io/writers.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 type Writer = Deno.Writer;
 import { decode, encode } from "../strings/mod.ts";
 
diff --git a/std/log/handlers.ts b/std/log/handlers.ts
index 93bdd3edd..32b0525e7 100644
--- a/std/log/handlers.ts
+++ b/std/log/handlers.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { open } = Deno;
 type File = Deno.File;
 type Writer = Deno.Writer;
diff --git a/std/log/handlers_test.ts b/std/log/handlers_test.ts
index 329541fa1..bfba4f840 100644
--- a/std/log/handlers_test.ts
+++ b/std/log/handlers_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { LogLevel, getLevelName, getLevelByName } from "./levels.ts";
diff --git a/std/log/levels.ts b/std/log/levels.ts
index 20cafb205..599629f85 100644
--- a/std/log/levels.ts
+++ b/std/log/levels.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 export const LogLevel: Record<string, number> = {
   NOTSET: 0,
   DEBUG: 10,
diff --git a/std/log/logger.ts b/std/log/logger.ts
index 482743b23..99d17ef48 100644
--- a/std/log/logger.ts
+++ b/std/log/logger.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { LogLevel, getLevelByName, getLevelName } from "./levels.ts";
 import { BaseHandler } from "./handlers.ts";
 
diff --git a/std/log/logger_test.ts b/std/log/logger_test.ts
index d8d205c08..2385ac378 100644
--- a/std/log/logger_test.ts
+++ b/std/log/logger_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { LogRecord, Logger } from "./logger.ts";
diff --git a/std/log/mod.ts b/std/log/mod.ts
index 3f34d7f1d..6006b73e1 100644
--- a/std/log/mod.ts
+++ b/std/log/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { Logger } from "./logger.ts";
 import {
   BaseHandler,
diff --git a/std/log/test.ts b/std/log/test.ts
index 5a17f9a35..a970d10ba 100644
--- a/std/log/test.ts
+++ b/std/log/test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import * as log from "./mod.ts";
diff --git a/std/media_types/deps.ts b/std/media_types/deps.ts
index ee095f50c..2a56d2079 100644
--- a/std/media_types/deps.ts
+++ b/std/media_types/deps.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 export { extname } from "../path/mod.ts";
 
diff --git a/std/media_types/mod.ts b/std/media_types/mod.ts
index b7c75fb22..6a6067a0e 100644
--- a/std/media_types/mod.ts
+++ b/std/media_types/mod.ts
@@ -5,7 +5,7 @@
  *
  * Copyright (c) 2014 Jonathan Ong <me@jongleberry.com>
  * Copyright (c) 2015 Douglas Christopher Wilson <doug@somethingdoug.com>
- * Copyright (c) 2019 the Deno authors
+ * Copyright (c) 2020 the Deno authors
  *
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
diff --git a/std/media_types/test.ts b/std/media_types/test.ts
index 9d630ad10..155dd6e3d 100644
--- a/std/media_types/test.ts
+++ b/std/media_types/test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
diff --git a/std/mime/multipart.ts b/std/mime/multipart.ts
index 9fdec99b1..26860e3de 100644
--- a/std/mime/multipart.ts
+++ b/std/mime/multipart.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 const { Buffer, copy, remove } = Deno;
 const { min, max } = Math;
diff --git a/std/mime/multipart_test.ts b/std/mime/multipart_test.ts
index 4382ec670..4658ce976 100644
--- a/std/mime/multipart_test.ts
+++ b/std/mime/multipart_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 const { Buffer, copy, open, remove } = Deno;
 import {
diff --git a/std/multipart/formfile.ts b/std/multipart/formfile.ts
index a0e721a15..0f7a3eb15 100644
--- a/std/multipart/formfile.ts
+++ b/std/multipart/formfile.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { hasOwnProperty } from "../util/has_own_property.ts";
 
 /** FormFile object */
diff --git a/std/multipart/formfile_test.ts b/std/multipart/formfile_test.ts
index 52dd3addd..cc46168fb 100644
--- a/std/multipart/formfile_test.ts
+++ b/std/multipart/formfile_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { isFormFile } from "./formfile.ts";
diff --git a/std/prettier/ignore.ts b/std/prettier/ignore.ts
index ffada98de..08a823984 100644
--- a/std/prettier/ignore.ts
+++ b/std/prettier/ignore.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 /**
  * Parse the contents of the ignore file and return patterns.
diff --git a/std/prettier/ignore_test.ts b/std/prettier/ignore_test.ts
index 05f67edf4..019cddc0e 100644
--- a/std/prettier/ignore_test.ts
+++ b/std/prettier/ignore_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test, runIfMain } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./ignore.ts";
diff --git a/std/prettier/main.ts b/std/prettier/main.ts
index 163e0e45f..248aff9a0 100755
--- a/std/prettier/main.ts
+++ b/std/prettier/main.ts
@@ -20,7 +20,7 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 // This script formats the given source files. If the files are omitted, it
 // formats the all files in the repository.
 import { parse } from "../flags/mod.ts";
diff --git a/std/prettier/main_test.ts b/std/prettier/main_test.ts
index dd5197e4d..85712bbef 100644
--- a/std/prettier/main_test.ts
+++ b/std/prettier/main_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { assertEquals } from "../testing/asserts.ts";
 import { test, runIfMain } from "../testing/mod.ts";
 import { copy, emptyDir } from "../fs/mod.ts";
diff --git a/std/prettier/prettier.ts b/std/prettier/prettier.ts
index 37b6cd4d6..cce374441 100644
--- a/std/prettier/prettier.ts
+++ b/std/prettier/prettier.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 /**
  * Types are given here because parser files are big
  * and it's much faster to give TS compiler just type declarations.
diff --git a/std/prettier/util.ts b/std/prettier/util.ts
index b8f79005d..0d3b01252 100644
--- a/std/prettier/util.ts
+++ b/std/prettier/util.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 const { build, run } = Deno;
 
 // Runs a command in cross-platform way
diff --git a/std/strings/mod.ts b/std/strings/mod.ts
index 2acc32600..4603068ef 100644
--- a/std/strings/mod.ts
+++ b/std/strings/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 export * from "./encode.ts";
 export * from "./decode.ts";
diff --git a/std/strings/pad.ts b/std/strings/pad.ts
index 267839a39..dc75a2954 100644
--- a/std/strings/pad.ts
+++ b/std/strings/pad.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 /** FillOption Object */
 export interface FillOption {
diff --git a/std/style_guide.md b/std/style_guide.md
index 5ad5432e3..2ef657004 100644
--- a/std/style_guide.md
+++ b/std/style_guide.md
@@ -165,7 +165,7 @@ parentheses. Example:
 Most files in `deno_std` should have the following copyright header:
 
 ```ts
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 ```
 
 If the code originates elsewhere, ensure that the file has the proper copyright
diff --git a/std/testing/asserts.ts b/std/testing/asserts.ts
index e52644e7a..f2877eb8d 100644
--- a/std/testing/asserts.ts
+++ b/std/testing/asserts.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { red, green, white, gray, bold } from "../fmt/colors.ts";
 import diff, { DiffType, DiffResult } from "./diff.ts";
 import { format } from "./format.ts";
diff --git a/std/testing/asserts_test.ts b/std/testing/asserts_test.ts
index be0502ce6..ede5abbde 100644
--- a/std/testing/asserts_test.ts
+++ b/std/testing/asserts_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 import {
   assert,
diff --git a/std/testing/bench.ts b/std/testing/bench.ts
index 3bb62526d..c76c1bd7c 100644
--- a/std/testing/bench.ts
+++ b/std/testing/bench.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 const { exit, noColor } = Deno;
 
diff --git a/std/testing/diff.ts b/std/testing/diff.ts
index 38d632e9a..5cedb402a 100644
--- a/std/testing/diff.ts
+++ b/std/testing/diff.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 interface FarthestPoint {
   y: number;
   id: number;
diff --git a/std/testing/mod.ts b/std/testing/mod.ts
index 06a1df958..16eae5ebe 100644
--- a/std/testing/mod.ts
+++ b/std/testing/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 export * from "./asserts.ts";
 export * from "./bench.ts";
diff --git a/std/testing/runner.ts b/std/testing/runner.ts
index 3bea649f7..d0d9ae2ec 100755
--- a/std/testing/runner.ts
+++ b/std/testing/runner.ts
@@ -1,5 +1,5 @@
 #!/usr/bin/env -S deno -A
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { parse } from "../flags/mod.ts";
 import { ExpandGlobOptions, expandGlob } from "../fs/mod.ts";
 import { isWindows, join } from "../path/mod.ts";
diff --git a/std/testing/runner_test.ts b/std/testing/runner_test.ts
index 40159db3d..95f2b49cc 100644
--- a/std/testing/runner_test.ts
+++ b/std/testing/runner_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { assertEquals } from "../testing/asserts.ts";
 import { isWindows } from "../path/mod.ts";
 import { test } from "./mod.ts";
diff --git a/std/testing/test.ts b/std/testing/test.ts
index 56eacdeed..5379a5199 100644
--- a/std/testing/test.ts
+++ b/std/testing/test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test, runIfMain } from "./mod.ts";
 import {
   assert,
diff --git a/std/util/async.ts b/std/util/async.ts
index 6e2db69dc..f6bffa07a 100644
--- a/std/util/async.ts
+++ b/std/util/async.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 // TODO(ry) It'd be better to make Deferred a class that inherits from
 // Promise, rather than an interface. This is possible in ES2016, however
diff --git a/std/util/async_test.ts b/std/util/async_test.ts
index adaac1e22..f51d00138 100644
--- a/std/util/async_test.ts
+++ b/std/util/async_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test, runIfMain } from "../testing/mod.ts";
 import { assert, assertEquals, assertStrictEq } from "../testing/asserts.ts";
 import { collectUint8Arrays, deferred, MuxAsyncIterator } from "./async.ts";
diff --git a/std/util/deep_assign.ts b/std/util/deep_assign.ts
index b1c9f9ac9..36777795c 100644
--- a/std/util/deep_assign.ts
+++ b/std/util/deep_assign.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 export function deepAssign(
   target: Record<string, unknown>,
   ...sources: object[]
diff --git a/std/util/deep_assign_test.ts b/std/util/deep_assign_test.ts
index c197344f7..bc66d2179 100644
--- a/std/util/deep_assign_test.ts
+++ b/std/util/deep_assign_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals, assert } from "../testing/asserts.ts";
 import { deepAssign } from "./deep_assign.ts";
diff --git a/std/util/has_own_property.ts b/std/util/has_own_property.ts
index 707d951d3..351905cec 100644
--- a/std/util/has_own_property.ts
+++ b/std/util/has_own_property.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 /**
  * Determines whether an object has a property with the specified name.
diff --git a/std/uuid/mod.ts b/std/uuid/mod.ts
index 1838133f5..26e4b43ff 100644
--- a/std/uuid/mod.ts
+++ b/std/uuid/mod.ts
@@ -1,5 +1,5 @@
 // Based on https://github.com/kelektiv/node-uuid
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import * as v4 from "./v4.ts";
 
 export const NIL_UUID = "00000000-0000-0000-0000-000000000000";
diff --git a/std/uuid/test.ts b/std/uuid/test.ts
index 610a46582..1e6e98154 100755
--- a/std/uuid/test.ts
+++ b/std/uuid/test.ts
@@ -1,5 +1,5 @@
 #!/usr/bin/env -S deno run
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { runIfMain } from "../testing/mod.ts";
 
 // Generic Tests
diff --git a/std/uuid/v4.ts b/std/uuid/v4.ts
index c6ca20615..7688a5306 100644
--- a/std/uuid/v4.ts
+++ b/std/uuid/v4.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 const UUID_RE = new RegExp(
   "^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$",
diff --git a/std/ws/example_server.ts b/std/ws/example_server.ts
index cb8ec61cd..982f72412 100644
--- a/std/ws/example_server.ts
+++ b/std/ws/example_server.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { serve } from "../http/server.ts";
 import {
   acceptWebSocket,
diff --git a/std/ws/mod.ts b/std/ws/mod.ts
index 11e3ee23e..a32380efc 100644
--- a/std/ws/mod.ts
+++ b/std/ws/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 import { decode, encode } from "../strings/mod.ts";
 import { hasOwnProperty } from "../util/has_own_property.ts";
diff --git a/std/ws/sha1_test.ts b/std/ws/sha1_test.ts
index 8ece1a7e8..43b4bc3c1 100644
--- a/std/ws/sha1_test.ts
+++ b/std/ws/sha1_test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { Sha1 } from "./sha1.ts";
diff --git a/std/ws/test.ts b/std/ws/test.ts
index 4351a391b..8ccda0988 100644
--- a/std/ws/test.ts
+++ b/std/ws/test.ts
@@ -1,4 +1,4 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { BufReader } from "../io/bufio.ts";
 import { assert, assertEquals, assertThrowsAsync } from "../testing/asserts.ts";
 import { runIfMain, test } from "../testing/mod.ts";