fix: 'Map nullable value if not null' idiom (JetBrains#1483)

* 'Map nullable value if not null' idiom fix * Renamed variable, as suggested Co-Authored-By: Pavel Semyonov <[email protected]>
anno1985 · Oct 25, 2019 · a2ae9a1 · a2ae9a1
1 parent 8647b57
commit a2ae9a1
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/pages/docs/reference/idioms.md b/pages/docs/reference/idioms.md
@@ -217,7 +217,8 @@ value?.let {
 ```kotlin
 val value = ...
 
-val mapped = value?.let { transformValue(it) } ?: defaultValueIfValueIsNull
+val mapped = value?.let { transformValue(it) } ?: defaultValue 
+// defaultValue is returned if the value or the transform result is null.
 ```
 </div>