UseDefAnalyzer

java.lang.Object

org.antlr.v4.semantics.UseDefAnalyzer

public class UseDefAnalyzer extends Object

Look for errors and deadcode stuff

Constructor Summary

Constructors

Constructor

Description

UseDefAnalyzer()
Method Summary

Modifier and Type

Method

Description

static boolean

actionIsContextDependent(ActionAST actionAST)

static Map<Rule, Set<Rule>>

getRuleDependencies(Grammar g)

Find all rules reachable from r directly or indirectly for all r in g

static Map<Rule, Set<Rule>>

getRuleDependencies(Grammar g, Collection<Rule> rules)

static Map<Rule, Set<Rule>>

getRuleDependencies(LexerGrammar g, String modeName)

static void

trackTokenRuleRefsInActions(Grammar g)

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

Constructor Details
- UseDefAnalyzer
  
  public UseDefAnalyzer()
Method Details
- trackTokenRuleRefsInActions
  
  public static void trackTokenRuleRefsInActions(Grammar g)
- actionIsContextDependent
  
  public static boolean actionIsContextDependent(ActionAST actionAST)
- getRuleDependencies
  
  public static Map<Rule, Set<Rule>> getRuleDependencies(Grammar g)
  
  Find all rules reachable from r directly or indirectly for all r in g
- getRuleDependencies
  
  public static Map<Rule, Set<Rule>> getRuleDependencies(LexerGrammar g, String modeName)
- getRuleDependencies
  
  public static Map<Rule, Set<Rule>> getRuleDependencies(Grammar g, Collection<Rule> rules)