Add "Redundant 'requireNotNull' or 'checkNotNull' call" inspection

#KT-29113 Fixed
2019-02-04 16:40:55 +09:00
parent c234683770
commit fa1f3871c0
16 changed files with 212 additions and 0 deletions
@@ -3248,6 +3248,15 @@
                     language="kotlin"
    />

+    <localInspection implementationClass="org.jetbrains.kotlin.idea.inspections.RedundantRequireNotNullCallInspection"
+                     displayName="Redundant 'requireNotNull' or 'checkNotNull' call"
+                     groupPath="Kotlin"
+                     groupName="Redundant constructs"
+                     enabledByDefault="true"
+                     level="WEAK WARNING"
+                     language="kotlin"
+    />
+
    <referenceImporter implementation="org.jetbrains.kotlin.idea.quickfix.KotlinReferenceImporter"/>

    <fileType.fileViewProviderFactory filetype="KJSM" implementationClass="com.intellij.psi.ClassFileViewProviderFactory"/>
@@ -0,0 +1,11 @@
+<html>
+<body>This inspection reports redundant <b>requireNotNull</b> or <b>checkNotNull</b> call:
+
+<pre>
+fun foo(i: Int) {
+  requireNotNull(i) // This 'i' is always not null, so this 'requireNotNull' call is redundant.
+}
+</pre>
+
+</body>
+</html>