0.2.0 - Mid migration

web/node_modules/@material-ui/styles/es/ServerStyleSheets/ServerStyleSheets.js

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+import _extends from "@babel/runtime/helpers/esm/extends";
+import React from 'react';
+import { SheetsRegistry } from 'jss';
+import StylesProvider from '../StylesProvider';
+import createGenerateClassName from '../createGenerateClassName';
+export default class ServerStyleSheets {
+  constructor(options = {}) {
+    this.options = options;
+  }
+
+  collect(children) {
+    // This is needed in order to deduplicate the injection of CSS in the page.
+    const sheetsManager = new Map(); // This is needed in order to inject the critical CSS.
+
+    this.sheetsRegistry = new SheetsRegistry(); // A new class name generator
+
+    const generateClassName = createGenerateClassName();
+    return /*#__PURE__*/React.createElement(StylesProvider, _extends({
+      sheetsManager: sheetsManager,
+      serverGenerateClassName: generateClassName,
+      sheetsRegistry: this.sheetsRegistry
+    }, this.options), children);
+  }
+
+  toString() {
+    return this.sheetsRegistry ? this.sheetsRegistry.toString() : '';
+  }
+
+  getStyleElement(props) {
+    return /*#__PURE__*/React.createElement('style', _extends({
+      id: 'jss-server-side',
+      key: 'jss-server-side',
+      dangerouslySetInnerHTML: {
+        __html: this.toString()
+      }
+    }, props));
+  }
+
+}

web/node_modules/@material-ui/styles/es/ServerStyleSheets/index.js

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+export { default } from './ServerStyleSheets';