react-native-svg/elements/Defs.js

import React, { Component } from "react";
import { requireNativeComponent } from "react-native";

export default class Defs extends Component {
  static displayName = "Defs";

  render() {
    return <RNSVGDefs>{this.props.children}</RNSVGDefs>;
  }
}

const RNSVGDefs = requireNativeComponent("RNSVGDefs");