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frontend/node_modules/antd/es/_util/wave/style.js

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+import { genComponentStyleHook } from '../../theme/internal';
+const genWaveStyle = token => {
+  const {
+    componentCls,
+    colorPrimary
+  } = token;
+  return {
+    [componentCls]: {
+      position: 'absolute',
+      background: 'transparent',
+      pointerEvents: 'none',
+      boxSizing: 'border-box',
+      color: `var(--wave-color, ${colorPrimary})`,
+      boxShadow: `0 0 0 0 currentcolor`,
+      opacity: 0.2,
+      // =================== Motion ===================
+      '&.wave-motion-appear': {
+        transition: [`box-shadow 0.4s ${token.motionEaseOutCirc}`, `opacity 2s ${token.motionEaseOutCirc}`].join(','),
+        '&-active': {
+          boxShadow: `0 0 0 6px currentcolor`,
+          opacity: 0
+        },
+        '&.wave-quick': {
+          transition: [`box-shadow ${token.motionDurationSlow} ${token.motionEaseInOut}`, `opacity ${token.motionDurationSlow} ${token.motionEaseInOut}`].join(',')
+        }
+      }
+    }
+  };
+};
+export default genComponentStyleHook('Wave', genWaveStyle);