diff --git a/package.json b/package.json
index 07ebb1cc5411..42fa148eb071 100644
--- a/package.json
+++ b/package.json
@@ -78,12 +78,12 @@
     "random-seed": "^0.3.0",
     "react-lifecycles-compat": "^3.0.4",
     "rimraf": "^3.0.0",
-    "rollup": "^0.52.1",
+    "rollup": "^1.19.4",
     "rollup-plugin-babel": "^4.0.1",
-    "rollup-plugin-commonjs": "^8.2.6",
+    "rollup-plugin-commonjs": "^9.3.4",
     "rollup-plugin-node-resolve": "^2.1.1",
-    "rollup-plugin-prettier": "^0.3.0",
-    "rollup-plugin-replace": "^2.0.0",
+    "rollup-plugin-prettier": "^0.6.0",
+    "rollup-plugin-replace": "^2.2.0",
     "rollup-plugin-strip-banner": "^0.2.0",
     "semver": "^7.1.1",
     "targz": "^1.0.1",
diff --git a/scripts/rollup/build.js b/scripts/rollup/build.js
index efdc6bef1b35..b1e4ff887e3a 100644
--- a/scripts/rollup/build.js
+++ b/scripts/rollup/build.js
@@ -410,10 +410,16 @@ function getPlugins(
     // Note that this plugin must be called after closure applies DCE.
     isProduction && stripUnusedImports(pureExternalModules),
     // Add the whitespace back if necessary.
-    shouldStayReadable && prettier({parser: 'babel'}),
+    shouldStayReadable &&
+      prettier({
+        parser: 'babel',
+        singleQuote: false,
+        trailingComma: 'none',
+        bracketSpacing: true,
+      }),
     // License and haste headers, top-level `if` blocks.
     {
-      transformBundle(source) {
+      renderChunk(source) {
         return Wrappers.wrapBundle(
           source,
           bundleType,
@@ -541,6 +547,12 @@ async function createBundle(bundle, bundleType) {
       bundle.moduleType,
       pureExternalModules
     ),
+    output: {
+      externalLiveBindings: false,
+      freeze: false,
+      interop: false,
+      esModule: false,
+    },
   };
   const [mainOutputPath, ...otherOutputPaths] = Packaging.getBundleOutputPaths(
     bundleType,
@@ -616,7 +628,9 @@ function handleRollupWarning(warning) {
     return;
   }
 
-  if (typeof warning.code === 'string') {
+  if (warning.code === 'CIRCULAR_DEPENDENCY') {
+    // Ignored
+  } else if (typeof warning.code === 'string') {
     // This is a warning coming from Rollup itself.
     // These tend to be important (e.g. clashes in namespaced exports)
     // so we'll fail the build on any of them.
diff --git a/scripts/rollup/plugins/closure-plugin.js b/scripts/rollup/plugins/closure-plugin.js
index 0c95ee99e22e..258f3b6be785 100644
--- a/scripts/rollup/plugins/closure-plugin.js
+++ b/scripts/rollup/plugins/closure-plugin.js
@@ -22,7 +22,7 @@ function compile(flags) {
 module.exports = function closure(flags = {}) {
   return {
     name: 'scripts/rollup/plugins/closure-plugin',
-    async transformBundle(code) {
+    async renderChunk(code) {
       const inputFile = tmp.fileSync();
       const tempPath = inputFile.name;
       flags = Object.assign({}, flags, {js: tempPath});
diff --git a/scripts/rollup/plugins/sizes-plugin.js b/scripts/rollup/plugins/sizes-plugin.js
index d2b994ef48ba..bab1978144a8 100644
--- a/scripts/rollup/plugins/sizes-plugin.js
+++ b/scripts/rollup/plugins/sizes-plugin.js
@@ -11,11 +11,15 @@ const gzip = require('gzip-size');
 module.exports = function sizes(options) {
   return {
     name: 'scripts/rollup/plugins/sizes-plugin',
-    ongenerate(bundle, obj) {
-      const size = Buffer.byteLength(obj.code);
-      const gzipSize = gzip.sync(obj.code);
-
-      options.getSize(size, gzipSize);
+    generateBundle(outputOptions, bundle, isWrite) {
+      Object.keys(bundle).forEach(id => {
+        const chunk = bundle[id];
+        if (chunk) {
+          const size = Buffer.byteLength(chunk.code);
+          const gzipSize = gzip.sync(chunk.code);
+          options.getSize(size, gzipSize);
+        }
+      });
     },
   };
 };
diff --git a/scripts/rollup/plugins/strip-unused-imports.js b/scripts/rollup/plugins/strip-unused-imports.js
index b5da1f292e0b..c0cd811d6462 100644
--- a/scripts/rollup/plugins/strip-unused-imports.js
+++ b/scripts/rollup/plugins/strip-unused-imports.js
@@ -9,7 +9,7 @@
 module.exports = function stripUnusedImports(pureExternalModules) {
   return {
     name: 'scripts/rollup/plugins/strip-unused-imports',
-    transformBundle(code) {
+    renderChunk(code) {
       pureExternalModules.forEach(module => {
         // Ideally this would use a negative lookbehind: (?<!= *)
         // But this isn't supported by the Node <= 8.9.
diff --git a/scripts/rollup/validate/eslintrc.umd.js b/scripts/rollup/validate/eslintrc.umd.js
index ffaeb9488e0b..786f517de3a1 100644
--- a/scripts/rollup/validate/eslintrc.umd.js
+++ b/scripts/rollup/validate/eslintrc.umd.js
@@ -23,6 +23,7 @@ module.exports = {
     module: true,
     define: true,
     require: true,
+    globalThis: true,
     global: true,
     // Trusted Types
     trustedTypes: true,
diff --git a/yarn.lock b/yarn.lock
index f9466e1a369f..2976661d97e7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1322,6 +1322,11 @@
   resolved "https://registry.yarnpkg.com/@types/debug/-/debug-4.1.5.tgz#b14efa8852b7768d898906613c23f688713e02cd"
   integrity sha512-Q1y515GcOdTHgagaVFhHnIFQ38ygs/kmxdNpvpou+raI9UO3YZcHDngBSYKQklcKlvA7iuQlmIKbzvmxcOE9CQ==
 
+"@types/estree@*":
+  version "0.0.42"
+  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.42.tgz#8d0c1f480339efedb3e46070e22dd63e0430dd11"
+  integrity sha512-K1DPVvnBCPxzD+G51/cxVIoc2X8uUVl1zpJeE6iKcgHMj4+tbat5Xu4TjV7v2QSDbIeAfLi2hIk+u2+s0MlpUQ==
+
 "@types/events@*":
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/@types/events/-/events-3.0.0.tgz#2862f3f58a9a7f7c3e78d79f130dd4d71c25c2a7"
@@ -1666,7 +1671,7 @@ acorn@^3.0.4:
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
   integrity sha1-ReN/s56No/JbruP/U2niu18iAXo=
 
-acorn@^5.2.1, acorn@^5.5.0:
+acorn@^5.5.0:
   version "5.7.3"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.7.3.tgz#67aa231bf8812974b85235a96771eb6bd07ea279"
   integrity sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw==
@@ -4584,12 +4589,7 @@ diff-sequences@^25.1.0:
   resolved "https://registry.yarnpkg.com/diff-sequences/-/diff-sequences-25.1.0.tgz#fd29a46f1c913fd66c22645dc75bffbe43051f32"
   integrity sha512-nFIfVk5B/NStCsJ+zaPO4vYuLjlzQ6uFvPxzYyHlejNZ/UGa7G/n7peOXVrVNvRuyfstt+mZQYGpjxg9Z6N8Kw==
 
-diff@3.3.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-3.3.0.tgz#056695150d7aa93237ca7e378ac3b1682b7963b9"
-  integrity sha512-w0XZubFWn0Adlsapj9EAWX0FqWdO4tz8kc3RiYdWLh4k/V8PTb6i0SMgXt0vRM3zyKnT8tKO7mUlieRQHIjMNg==
-
-diff@^4.0.1:
+diff@4.0.1, diff@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/diff/-/diff-4.0.1.tgz#0c667cb467ebbb5cea7f14f135cc2dba7780a8ff"
   integrity sha512-s2+XdvhPCOF01LRQBC8hf4vhbVmI2CGS5aZnxLJlT5FtdhPCDFq80q++zK2KlrVorVDdL5BOGZ/VfLrVtYNF+Q==
@@ -5366,12 +5366,7 @@ estree-walker@^0.3.0:
   resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.3.1.tgz#e6b1a51cf7292524e7237c312e5fe6660c1ce1aa"
   integrity sha1-5rGlHPcpJSTnI3wxLl/mZgwc4ao=
 
-estree-walker@^0.5.0:
-  version "0.5.0"
-  resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.5.0.tgz#aae3b57c42deb8010e349c892462f0e71c5dd1aa"
-  integrity sha512-/bEAy+yKAZQrEWUhGmS3H9XpGqSDBtRzX0I2PgMw9kA2n1jN22uV5B5p7MFdZdvWdXCRJztXAfx6ZeRfgkEETg==
-
-estree-walker@^0.6.1:
+estree-walker@^0.6.0, estree-walker@^0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.6.1.tgz#53049143f40c6eb918b23671d1fe3219f3a1b362"
   integrity sha512-SqmZANLWS0mnatqbSfRP5g8OXZC12Fgg1IwNtLsyHDzJizORW4khDfjPqJZsemPWBB2uqykUah5YpQ6epsqC/w==
@@ -8585,6 +8580,11 @@ lodash.get@^4.4.2:
   resolved "https://registry.yarnpkg.com/lodash.get/-/lodash.get-4.4.2.tgz#2d177f652fa31e939b4438d5341499dfa3825e99"
   integrity sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk=
 
+lodash.hasin@4.5.2:
+  version "4.5.2"
+  resolved "https://registry.yarnpkg.com/lodash.hasin/-/lodash.hasin-4.5.2.tgz#f91e352378d21ef7090b9e7687c2ca35c5b4d52a"
+  integrity sha1-+R41I3jSHvcJC552h8LKNcW01So=
+
 lodash.includes@^4.3.0:
   version "4.3.0"
   resolved "https://registry.yarnpkg.com/lodash.includes/-/lodash.includes-4.3.0.tgz#60bb98a87cb923c68ca1e51325483314849f553f"
@@ -8595,11 +8595,21 @@ lodash.isboolean@^3.0.3:
   resolved "https://registry.yarnpkg.com/lodash.isboolean/-/lodash.isboolean-3.0.3.tgz#6c2e171db2a257cd96802fd43b01b20d5f5870f6"
   integrity sha1-bC4XHbKiV82WgC/UOwGyDV9YcPY=
 
+lodash.isempty@4.4.0:
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/lodash.isempty/-/lodash.isempty-4.4.0.tgz#6f86cbedd8be4ec987be9aaf33c9684db1b31e7e"
+  integrity sha1-b4bL7di+TsmHvpqvM8loTbGzHn4=
+
 lodash.isinteger@^4.0.4:
   version "4.0.4"
   resolved "https://registry.yarnpkg.com/lodash.isinteger/-/lodash.isinteger-4.0.4.tgz#619c0af3d03f8b04c31f5882840b77b11cd68343"
   integrity sha1-YZwK89A/iwTDH1iChAt3sRzWg0M=
 
+lodash.isnil@4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/lodash.isnil/-/lodash.isnil-4.0.0.tgz#49e28cd559013458c814c5479d3c663a21bfaa6c"
+  integrity sha1-SeKM1VkBNFjIFMVHnTxmOiG/qmw=
+
 lodash.isnumber@^3.0.3:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/lodash.isnumber/-/lodash.isnumber-3.0.3.tgz#3ce76810c5928d03352301ac287317f11c0b1ffc"
@@ -8635,6 +8645,11 @@ lodash.memoize@^4.1.2:
   resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
   integrity sha1-vMbEmkKihA7Zl/Mj6tpezRguC/4=
 
+lodash.omitby@4.6.0:
+  version "4.6.0"
+  resolved "https://registry.yarnpkg.com/lodash.omitby/-/lodash.omitby-4.6.0.tgz#5c15ff4754ad555016b53c041311e8f079204791"
+  integrity sha1-XBX/R1StVVAWtTwEExHo8HkgR5E=
+
 lodash.once@^4.0.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash.once/-/lodash.once-4.1.1.tgz#0dd3971213c7c56df880977d504c88fb471a97ac"
@@ -8744,12 +8759,19 @@ magic-string@0.19.1:
   dependencies:
     vlq "^0.2.1"
 
-magic-string@0.22.4, magic-string@^0.22.4:
-  version "0.22.4"
-  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.22.4.tgz#31039b4e40366395618c1d6cf8193c53917475ff"
-  integrity sha512-kxBL06p6iO2qPBHsqGK2b3cRwiRGpnmSuVWNhwHcMX7qJOUr1HvricYP1LZOCdkQBUp0jiWg2d6WJwR3vYgByw==
+magic-string@0.25.1:
+  version "0.25.1"
+  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.25.1.tgz#b1c248b399cd7485da0fe7385c2fc7011843266e"
+  integrity sha512-sCuTz6pYom8Rlt4ISPFn6wuFodbKMIHUMv4Qko9P17dpxb7s52KJTmRuZZqHdGmLCK9AOcDare039nRIcfdkEg==
   dependencies:
-    vlq "^0.2.1"
+    sourcemap-codec "^1.4.1"
+
+magic-string@^0.25.2:
+  version "0.25.6"
+  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.25.6.tgz#5586387d1242f919c6d223579cc938bf1420795e"
+  integrity sha512-3a5LOMSGoCTH5rbqobC2HuDNRtE2glHZ8J7pK+QZYppyWA36yuNpsX994rIY2nCuyP7CZYy7lQq/X2jygiZ89g==
+  dependencies:
+    sourcemap-codec "^1.4.4"
 
 make-dir@^1.0.0:
   version "1.3.0"
@@ -9005,7 +9027,7 @@ minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
   resolved "https://registry.yarnpkg.com/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
   integrity sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo=
 
-"minimatch@2 || 3", minimatch@^3.0.2, minimatch@^3.0.4:
+"minimatch@2 || 3", minimatch@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
   integrity sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==
@@ -11324,7 +11346,7 @@ resolve@1.1.7:
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
   integrity sha1-IDEU2CrSxe2ejgQRs5ModeiJ6Xs=
 
-resolve@^1.1.6, resolve@^1.10.0, resolve@^1.12.0, resolve@^1.3.2, resolve@^1.4.0:
+resolve@^1.1.6, resolve@^1.10.0, resolve@^1.12.0, resolve@^1.3.2:
   version "1.14.2"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.14.2.tgz#dbf31d0fa98b1f29aa5169783b9c290cb865fea2"
   integrity sha512-EjlOBLBO1kxsUxsKjLt7TAECyKW6fOh1VRkykQkKGzcBbjjPIxBqGh0jf7GJ3k/f5mxMqW3htMD3WdTUVtW8HQ==
@@ -11423,16 +11445,15 @@ rollup-plugin-babel@^4.0.1:
     "@babel/helper-module-imports" "^7.0.0"
     rollup-pluginutils "^2.8.1"
 
-rollup-plugin-commonjs@^8.2.6:
-  version "8.2.6"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-commonjs/-/rollup-plugin-commonjs-8.2.6.tgz#27e5b9069ff94005bb01e01bb46a1e4873784677"
-  integrity sha512-qK0+uhktmnAgZkHkqFuajNmPw93fjrO7+CysDaxWE5jrUR9XSlSvuao5ZJP+XizxA8weakhgYYBtbVz9SGBpjA==
+rollup-plugin-commonjs@^9.3.4:
+  version "9.3.4"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-commonjs/-/rollup-plugin-commonjs-9.3.4.tgz#2b3dddbbbded83d45c36ff101cdd29e924fd23bc"
+  integrity sha512-DTZOvRoiVIHHLFBCL4pFxOaJt8pagxsVldEXBOn6wl3/V21wVaj17HFfyzTsQUuou3sZL3lEJZVWKPFblJfI6w==
   dependencies:
-    acorn "^5.2.1"
-    estree-walker "^0.5.0"
-    magic-string "^0.22.4"
-    resolve "^1.4.0"
-    rollup-pluginutils "^2.0.1"
+    estree-walker "^0.6.0"
+    magic-string "^0.25.2"
+    resolve "^1.10.0"
+    rollup-pluginutils "^2.6.0"
 
 rollup-plugin-node-resolve@^2.1.1:
   version "2.1.1"
@@ -11443,23 +11464,26 @@ rollup-plugin-node-resolve@^2.1.1:
     builtin-modules "^1.1.0"
     resolve "^1.1.6"
 
-rollup-plugin-prettier@^0.3.0:
-  version "0.3.0"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-prettier/-/rollup-plugin-prettier-0.3.0.tgz#1000df8a2914d367b79507c1caa582fdbed8b0f3"
-  integrity sha1-EADfiikU02e3lQfByqWC/b7YsPM=
-  dependencies:
-    diff "3.3.0"
-    magic-string "0.22.4"
+rollup-plugin-prettier@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-prettier/-/rollup-plugin-prettier-0.6.0.tgz#3b53b4ac2def23f150f496cff9106f4042a4ade1"
+  integrity sha512-BgfyZ1biKcAaRNzfUyG/CeI5dFn+WsygK7kYjuXM6aL4m3t/53ZpJI2ZSMAeaKj6w2dj3CkOYbT0gulwh2SvKA==
+  dependencies:
+    diff "4.0.1"
+    lodash.hasin "4.5.2"
+    lodash.isempty "4.4.0"
+    lodash.isnil "4.0.0"
+    lodash.omitby "4.6.0"
+    magic-string "0.25.1"
     prettier "^1.0.0"
 
-rollup-plugin-replace@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-replace/-/rollup-plugin-replace-2.0.0.tgz#19074089c8ed57184b8cc64e967a03d095119277"
-  integrity sha512-pK9mTd/FNrhtBxcTBXoh0YOwRIShV0gGhv9qvUtNcXHxIMRZMXqfiZKVBmCRGp8/2DJRy62z2JUE7/5tP6WxOQ==
+rollup-plugin-replace@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-replace/-/rollup-plugin-replace-2.2.0.tgz#f41ae5372e11e7a217cde349c8b5d5fd115e70e3"
+  integrity sha512-/5bxtUPkDHyBJAKketb4NfaeZjL5yLZdeUihSfbF2PQMz+rSTEb8ARKoOl3UBT4m7/X+QOXJo3sLTcq+yMMYTA==
   dependencies:
-    magic-string "^0.22.4"
-    minimatch "^3.0.2"
-    rollup-pluginutils "^2.0.1"
+    magic-string "^0.25.2"
+    rollup-pluginutils "^2.6.0"
 
 rollup-plugin-strip-banner@^0.2.0:
   version "0.2.0"
@@ -11478,17 +11502,28 @@ rollup-pluginutils@2.0.1:
     estree-walker "^0.3.0"
     micromatch "^2.3.11"
 
-rollup-pluginutils@^2.0.1, rollup-pluginutils@^2.8.1:
+rollup-pluginutils@^2.6.0:
+  version "2.8.2"
+  resolved "https://registry.yarnpkg.com/rollup-pluginutils/-/rollup-pluginutils-2.8.2.tgz#72f2af0748b592364dbd3389e600e5a9444a351e"
+  integrity sha512-EEp9NhnUkwY8aif6bxgovPHMoMoNr2FulJziTndpt5H9RdwC47GSGuII9XxpSdzVGM0GWrNPHV6ie1LTNJPaLQ==
+  dependencies:
+    estree-walker "^0.6.1"
+
+rollup-pluginutils@^2.8.1:
   version "2.8.1"
   resolved "https://registry.yarnpkg.com/rollup-pluginutils/-/rollup-pluginutils-2.8.1.tgz#8fa6dd0697344938ef26c2c09d2488ce9e33ce97"
   integrity sha512-J5oAoysWar6GuZo0s+3bZ6sVZAC0pfqKz68De7ZgDi5z63jOVZn1uJL/+z1jeKHNbGII8kAyHF5q8LnxSX5lQg==
   dependencies:
     estree-walker "^0.6.1"
 
-rollup@^0.52.1:
-  version "0.52.1"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-0.52.1.tgz#610e8e1be432f18fcfbfa865408a1cd7618cd707"
-  integrity sha512-cVOL8rUMivChVcScL7zq1JCl4+4gMiVOllnX9r2l6MlkUzyXRbBK7szGDGaFXyqZl6uruFtX+gFhize9o7iiKg==
+rollup@^1.19.4:
+  version "1.31.1"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.31.1.tgz#4170d6f87148d46e5fbe29b493f8f3ea3453c96f"
+  integrity sha512-2JREN1YdrS/kpPzEd33ZjtuNbOuBC3ePfuZBdKEybvqcEcszW1ckyVqzcEiEe0nE8sqHK+pbJg+PsAgRJ8+1dg==
+  dependencies:
+    "@types/estree" "*"
+    "@types/node" "*"
+    acorn "^7.1.0"
 
 rsvp@^4.8.4:
   version "4.8.5"
@@ -12286,6 +12321,11 @@ source-map@^0.7.3:
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.7.3.tgz#5302f8169031735226544092e64981f751750383"
   integrity sha512-CkCj6giN3S+n9qrYiBTX5gystlENnRW5jZeNLHpe6aue+SrHcG5VYwujhW9s4dY31mEGsxBDrHR6oI69fTXsaQ==
 
+sourcemap-codec@^1.4.1, sourcemap-codec@^1.4.4:
+  version "1.4.8"
+  resolved "https://registry.yarnpkg.com/sourcemap-codec/-/sourcemap-codec-1.4.8.tgz#ea804bd94857402e6992d05a38ef1ae35a9ab4c4"
+  integrity sha512-9NykojV5Uih4lgo5So5dtw+f0JgJX30KCNI8gwhz2J9A15wD0Ml6tjHKwf6fTSa6fAdVBdZeNOs9eJ71qCk8vA==
+
 spawn-sync@1.0.15:
   version "1.0.15"
   resolved "https://registry.yarnpkg.com/spawn-sync/-/spawn-sync-1.0.15.tgz#b00799557eb7fb0c8376c29d44e8a1ea67e57476"