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lib/src/components/data/Log.js

@@ -0,0 +1,43 @@
+import { Component } from 'react';
+import log from '../../log';
+
+class Log extends Component {
+  constructor() {
+    super();
+    this.state = {
+      logs: [],
+    };
+    this.addLog = this.addLog.bind(this);
+  }
+
+  componentDidMount() {
+    log.listen(this.addLog);
+  }
+
+  componentWillUnmount() {
+    log.unlisten(this.addLog);
+  }
+
+  addLog(entry) {
+    entry = Array.isArray(entry) ? entry : [entry];
+    const logs = [
+      ...this.state.logs,
+      ...entry,
+    ];
+    this.setState({
+      logs,
+    });
+  }
+
+  render() {
+    const {
+      children,
+    } = this.props;
+    const component = children(
+      this.state,
+    );
+    return component;
+  }
+}
+
+export default Log;