1 files changed, 66 insertions, 0 deletions
diff --git a/devtools/client/debugger/src/components/Editor/Exceptions.js b/devtools/client/debugger/src/components/Editor/Exceptions.js
new file mode 100644
index 0000000000..2fb183f135
--- /dev/null
+++ b/devtools/client/debugger/src/components/Editor/Exceptions.js
@@ -0,0 +1,66 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
+
+import React, { Component } from "devtools/client/shared/vendor/react";
+import PropTypes from "devtools/client/shared/vendor/react-prop-types";
+import { connect } from "devtools/client/shared/vendor/react-redux";
+
+import Exception from "./Exception";
+
+import {
+  getSelectedSource,
+  getSelectedSourceExceptions,
+} from "../../selectors/index";
+import { getDocument } from "../../utils/editor/index";
+
+class Exceptions extends Component {
+  static get propTypes() {
+    return {
+      exceptions: PropTypes.array,
+      selectedSource: PropTypes.object,
+    };
+  }
+
+  render() {
+    const { exceptions, selectedSource } = this.props;
+
+    if (!selectedSource || !exceptions.length) {
+      return null;
+    }
+
+    const doc = getDocument(selectedSource.id);
+    return React.createElement(
+      React.Fragment,
+      null,
+      exceptions.map(exception =>
+        React.createElement(Exception, {
+          exception,
+          doc,
+          key: `${exception.sourceActorId}:${exception.lineNumber}`,
+          selectedSource,
+        })
+      )
+    );
+  }
+}
+
+export default connect(state => {
+  const selectedSource = getSelectedSource(state);
+
+  // Avoid calling getSelectedSourceExceptions when there is no source selected.
+  if (!selectedSource) {
+    return {};
+  }
+
+  // Avoid causing any update until we start having exceptions
+  const exceptions = getSelectedSourceExceptions(state);
+  if (!exceptions.length) {
+    return {};
+  }
+
+  return {
+    exceptions: getSelectedSourceExceptions(state),
+    selectedSource,
+  };
+})(Exceptions);