1 files changed, 66 insertions, 0 deletions
diff --git a/devtools/client/debugger/src/components/Editor/InlinePreview.js b/devtools/client/debugger/src/components/Editor/InlinePreview.js
new file mode 100644
index 0000000000..f978965134
--- /dev/null
+++ b/devtools/client/debugger/src/components/Editor/InlinePreview.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, { PureComponent } from "react";
+import PropTypes from "prop-types";
+import Reps from "devtools/client/shared/components/reps/index";
+
+const {
+  REPS: {
+    Rep,
+    ElementNode: { supportsObject: isElement },
+  },
+  MODE,
+} = Reps;
+
+// Renders single variable preview inside a codemirror line widget
+class InlinePreview extends PureComponent {
+  static get propTypes() {
+    return {
+      highlightDomElement: PropTypes.func.isRequired,
+      openElementInInspector: PropTypes.func.isRequired,
+      unHighlightDomElement: PropTypes.func.isRequired,
+      value: PropTypes.any,
+      variable: PropTypes.string.isRequired,
+    };
+  }
+
+  showInScopes(variable) {
+    // TODO: focus on variable value in the scopes sidepanel
+    // we will need more info from parent comp
+  }
+
+  render() {
+    const {
+      value,
+      variable,
+      openElementInInspector,
+      highlightDomElement,
+      unHighlightDomElement,
+    } = this.props;
+
+    const mode = isElement(value) ? MODE.TINY : MODE.SHORT;
+
+    return (
+      <span
+        className="inline-preview-outer"
+        onClick={() => this.showInScopes(variable)}
+      >
+        <span className="inline-preview-label">{variable}:</span>
+        <span className="inline-preview-value">
+          <Rep
+            object={value}
+            mode={mode}
+            onDOMNodeClick={grip => openElementInInspector(grip)}
+            onInspectIconClick={grip => openElementInInspector(grip)}
+            onDOMNodeMouseOver={grip => highlightDomElement(grip)}
+            onDOMNodeMouseOut={grip => unHighlightDomElement(grip)}
+          />
+        </span>
+      </span>
+    );
+  }
+}
+
+export default InlinePreview;