ConformanceRules.BanNullDeref

java.lang.Object

com.google.javascript.jscomp.ConformanceRules.AbstractRule

com.google.javascript.jscomp.ConformanceRules.BanNullDeref

All Implemented Interfaces:: CheckConformance.Rule

Enclosing class:: ConformanceRules

public static final class ConformanceRules.BanNullDeref extends ConformanceRules.AbstractRule

Banned dereferencing null or undefined types.

Constructor Summary

Constructors

Constructor

Description

BanNullDeref(AbstractCompiler compiler, com.google.javascript.jscomp.Requirement requirement)
Method Summary

Modifier and Type

Method

Description

protected ConformanceRules.ConformanceResult

checkConformance(NodeTraversal t, Node n)

protected boolean

isAllowlistedType(Node n)

protected boolean

isAssertionCall(Node n)

protected static boolean

isKnown(Node n)

protected boolean

isNativeObjectType(Node n)

protected static boolean

isTemplateType(Node n)

protected static boolean

isTop(Node n)

protected boolean

isTypeImmediatelyTightened(Node n)

protected static boolean

isUnknown(Node n)

protected boolean

isUsed(Node n)

protected @Nullable JSType

union(List<String> typeNames)

Methods inherited from class com.google.javascript.jscomp.ConformanceRules.AbstractRule
check, report, tsIsAllowlisted

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.google.javascript.jscomp.CheckConformance.Rule
getPrecondition

Constructor Details
- BanNullDeref
  
  public BanNullDeref(AbstractCompiler compiler, com.google.javascript.jscomp.Requirement requirement) throws CheckConformance.InvalidRequirementSpec
  
  Throws:
  
  CheckConformance.InvalidRequirementSpec
Method Details
- checkConformance
  
  protected ConformanceRules.ConformanceResult checkConformance(NodeTraversal t, Node n)
  
  Specified by:
  
  checkConformance in class ConformanceRules.AbstractRule
  
  Returns:
  
  Whether the code represented by the Node conforms to the rule.
- isAllowlistedType
  
  protected boolean isAllowlistedType(Node n)
- isKnown
  
  protected static boolean isKnown(Node n)
- isNativeObjectType
  
  protected boolean isNativeObjectType(Node n)
- isTop
  
  protected static boolean isTop(Node n)
- isUnknown
  
  protected static boolean isUnknown(Node n)
- isTemplateType
  
  protected static boolean isTemplateType(Node n)
- union
  
  protected @Nullable JSType union(List<String> typeNames)
- isAssertionCall
  
  protected boolean isAssertionCall(Node n)
- isTypeImmediatelyTightened
  
  protected boolean isTypeImmediatelyTightened(Node n)
- isUsed
  
  protected boolean isUsed(Node n)