Security upgrades

node_modules/@material-ui/system/es/breakpoints.js

@@ -0,0 +1,74 @@
+import _extends from "@babel/runtime/helpers/esm/extends";
+import PropTypes from 'prop-types';
+import merge from './merge'; // The breakpoint **start** at this value.
+// For instance with the first breakpoint xs: [xs, sm[.
+
+const values = {
+  xs: 0,
+  sm: 600,
+  md: 960,
+  lg: 1280,
+  xl: 1920
+};
+const defaultBreakpoints = {
+  // Sorted ASC by size. That's important.
+  // It can't be configured as it's used statically for propTypes.
+  keys: ['xs', 'sm', 'md', 'lg', 'xl'],
+  up: key => `@media (min-width:${values[key]}px)`
+};
+export function handleBreakpoints(props, propValue, styleFromPropValue) {
+  if (process.env.NODE_ENV !== 'production') {
+    if (!props.theme) {
+      console.error('Material-UI: You are calling a style function without a theme value.');
+    }
+  }
+
+  if (Array.isArray(propValue)) {
+    const themeBreakpoints = props.theme.breakpoints || defaultBreakpoints;
+    return propValue.reduce((acc, item, index) => {
+      acc[themeBreakpoints.up(themeBreakpoints.keys[index])] = styleFromPropValue(propValue[index]);
+      return acc;
+    }, {});
+  }
+
+  if (typeof propValue === 'object') {
+    const themeBreakpoints = props.theme.breakpoints || defaultBreakpoints;
+    return Object.keys(propValue).reduce((acc, breakpoint) => {
+      acc[themeBreakpoints.up(breakpoint)] = styleFromPropValue(propValue[breakpoint]);
+      return acc;
+    }, {});
+  }
+
+  const output = styleFromPropValue(propValue);
+  return output;
+}
+
+function breakpoints(styleFunction) {
+  const newStyleFunction = props => {
+    const base = styleFunction(props);
+    const themeBreakpoints = props.theme.breakpoints || defaultBreakpoints;
+    const extended = themeBreakpoints.keys.reduce((acc, key) => {
+      if (props[key]) {
+        acc = acc || {};
+        acc[themeBreakpoints.up(key)] = styleFunction(_extends({
+          theme: props.theme
+        }, props[key]));
+      }
+
+      return acc;
+    }, null);
+    return merge(base, extended);
+  };
+
+  newStyleFunction.propTypes = process.env.NODE_ENV !== 'production' ? _extends(_extends({}, styleFunction.propTypes), {}, {
+    xs: PropTypes.object,
+    sm: PropTypes.object,
+    md: PropTypes.object,
+    lg: PropTypes.object,
+    xl: PropTypes.object
+  }) : {};
+  newStyleFunction.filterProps = ['xs', 'sm', 'md', 'lg', 'xl', ...styleFunction.filterProps];
+  return newStyleFunction;
+}
+
+export default breakpoints;