diff --git a/docs/APIReference-KeyBindingUtil.md b/docs/APIReference-KeyBindingUtil.md
index f3fc5af470..98da3ad7ec 100644
--- a/docs/APIReference-KeyBindingUtil.md
+++ b/docs/APIReference-KeyBindingUtil.md
@@ -28,6 +28,15 @@ isOptionKeyCommand: function(
 ): boolean
 ```
 
+### usesMacOSHeuristics
+
+```
+usesMacOSHeuristics: function(): boolean
+```
+
+Check whether heuristics that only apply to macOS are used internally, for
+example when determining the key combination used as command modifier.
+
 ### hasCommandModifier
 
 ```
diff --git a/src/component/utils/KeyBindingUtil.js b/src/component/utils/KeyBindingUtil.js
index 179b89859b..ede7fba7c0 100644
--- a/src/component/utils/KeyBindingUtil.js
+++ b/src/component/utils/KeyBindingUtil.js
@@ -31,6 +31,10 @@ const KeyBindingUtil = {
     return isOSX && e.altKey;
   },
 
+  usesMacOSHeuristics: function(): boolean {
+    return isOSX;
+  },
+
   hasCommandModifier: function(e: SyntheticKeyboardEvent<>): boolean {
     return isOSX
       ? !!e.metaKey && !e.altKey