fix: resolve incorrect ESM bundle exports

package.json

@@ -5,7 +5,7 @@
 	"main": "dist/index.js",
 	"types": "dist/index.d.ts",
 	"exports": {
-		"import": "./dist/index.js",
+		"import": "./dist/index.mjs",
 		"require": "./dist/index.js"
 	},
 	"author": "@sapphire",
@@ -17,7 +17,10 @@
 		"docs": "typedoc",
 		"update": "yarn upgrade-interactive --latest",
 		"clean": "node scripts/clean-dist.mjs",
-		"build": "tsc -b src && node scripts/make-import.mjs",
+		"build": "tsc -b src",
+		"postbuild": "run-p postbuild:*",
+		"postbuild:make-import": "node scripts/make-import.mjs",
+		"postbuild:esm-entrypoint": "gen-esm-wrapper dist/index.js dist/index.mjs",
 		"watch": "tsc -b src -w",
 		"sversion": "standard-version",
 		"commit": "git-cz",
@@ -40,6 +43,7 @@
 		"@sapphire/ts-config": "^3.0.0",
 		"@types/node": "^16.9.1",
 		"cz-conventional-changelog": "^3.3.0",
+		"gen-esm-wrapper": "^1.1.3",
 		"husky": "^7.0.2",
 		"lint-staged": "^11.1.2",
 		"npm-run-all": "^4.1.5",

yarn.lock

@@ -555,6 +555,14 @@ arrify@^2.0.1:
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-2.0.1.tgz#c9655e9331e0abcd588d2a7cad7e9956f66701fa"
   integrity sha512-3duEwti880xqi4eAMN8AyR4a0ByT90zoYdLlevfrvU43vb0YZwZVfxOgxWrLXXXpyugL0hNZc9G6BiB5B3nUug==
 
+assert@^1.4.1:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/assert/-/assert-1.5.0.tgz#55c109aaf6e0aefdb3dc4b71240c70bf574b18eb"
+  integrity sha512-EDsgawzwoun2CZkCgtxJbv392v4nbk9XDD06zI+kQYoBM/3RBWLlEyJARDOmhAAosBjWACEkKL6S+lIZtcAubA==
+  dependencies:
+    object-assign "^4.1.1"
+    util "0.10.3"
+
 astral-regex@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/astral-regex/-/astral-regex-2.0.0.tgz#483143c567aeed4785759c0865786dc77d7d2e31"
@@ -1640,6 +1648,13 @@ functional-red-black-tree@^1.0.1:
   resolved "https://registry.yarnpkg.com/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz#1b0ab3bd553b2a0d6399d29c0e3ea0b252078327"
   integrity sha1-GwqzvVU7Kg1jmdKcDj6gslIHgyc=
 
+gen-esm-wrapper@^1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/gen-esm-wrapper/-/gen-esm-wrapper-1.1.3.tgz#f0dd910ea1e36d46e708eb0e9fb74ac4bc2f9c76"
+  integrity sha512-LNHZ+QpaCW/0VhABIbXn45V+P8kFvjjwuue9hbV23eOjuFVz6c0FE3z1XpLX9pSjLW7UmtCkXo5F9vhZWVs8oQ==
+  dependencies:
+    is-valid-identifier "^2.0.2"
+
 get-caller-file@^2.0.5:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
@@ -1977,6 +1992,11 @@ inherits@2, inherits@^2.0.3, inherits@~2.0.3:
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
   integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
 
+inherits@2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.1.tgz#b17d08d326b4423e568eff719f91b0b1cbdf69f1"
+  integrity sha1-sX0I0ya0Qj5Wjv9xn5GwscvfafE=
+
 ini@^1.3.2, ini@^1.3.4:
   version "1.3.8"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.8.tgz#a29da425b48806f34767a4efce397269af28432c"
@@ -2154,6 +2174,13 @@ is-utf8@^0.2.0, is-utf8@^0.2.1:
   resolved "https://registry.yarnpkg.com/is-utf8/-/is-utf8-0.2.1.tgz#4b0da1442104d1b336340e80797e865cf39f7d72"
   integrity sha1-Sw2hRCEE0bM2NA6AeX6GXPOffXI=
 
+is-valid-identifier@^2.0.2:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/is-valid-identifier/-/is-valid-identifier-2.0.2.tgz#146d9dbf29821b8118580b039d2203aa4bd1da4b"
+  integrity sha512-mpS5EGqXOwzXtKAg6I44jIAqeBfntFLxpAth1rrKbxtKyI6LPktyDYpHBI+tHlduhhX/SF26mFXmxQu995QVqg==
+  dependencies:
+    assert "^1.4.1"
+
 is-windows@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-windows/-/is-windows-1.0.2.tgz#d1850eb9791ecd18e6182ce12a30f396634bb19d"
@@ -2775,7 +2802,7 @@ null-check@^1.0.0:
   resolved "https://registry.yarnpkg.com/null-check/-/null-check-1.0.0.tgz#977dffd7176012b9ec30d2a39db5cf72a0439edd"
   integrity sha1-l33/1xdgErnsMNKjnbXPcqBDnt0=
 
-object-assign@^4.0.1:
+object-assign@^4.0.1, object-assign@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
   integrity sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=
@@ -3943,6 +3970,13 @@ util-deprecate@^1.0.1, util-deprecate@~1.0.1:
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
   integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
 
+util@0.10.3:
+  version "0.10.3"
+  resolved "https://registry.yarnpkg.com/util/-/util-0.10.3.tgz#7afb1afe50805246489e3db7fe0ed379336ac0f9"
+  integrity sha1-evsa/lCAUkZInj23/g7TeTNqwPk=
+  dependencies:
+    inherits "2.0.1"
+
 v8-compile-cache@^2.0.3:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/v8-compile-cache/-/v8-compile-cache-2.3.0.tgz#2de19618c66dc247dcfb6f99338035d8245a2cee"