Top Description Constructors Methods

org.antlr.v4.semantics

public Class UseDefAnalyzer

Class Inheritance

extends Object

java.lang.Object
org.antlr.v4.semantics.UseDefAnalyzer

Imports

org.antlr.runtime.ANTLRStringStream, .Token, org.antlr.v4.parse.ANTLRParser, .ActionSplitter, .ActionSplitterListener, org.antlr.v4.tool.Alternative, .Grammar, .LexerGrammar, .Rule, org.antlr.v4.tool.ast.ActionAST, .GrammarAST, java.util.Collection, .HashMap, .HashSet, .List, .Map, .Set

Look for errors and deadcode stuff

Constructor Summary

Access	Constructor and Description
public	UseDefAnalyzer()

Method Summary

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

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

UseDefAnalyzer	back to summary
public UseDefAnalyzer()

Method Detail

actionIsContextDependent	back to summary
public static boolean actionIsContextDependent(ActionAST actionAST)

getRuleDependencies	back to summary
public static Map<Rule, Set<Rule>> getRuleDependencies(Grammar g) Find all rules reachable from r directly or indirectly for all r in g

getRuleDependencies	back to summary
public static Map<Rule, Set<Rule>> getRuleDependencies(LexerGrammar g, String modeName)

getRuleDependencies	back to summary
public static Map<Rule, Set<Rule>> getRuleDependencies(Grammar g, Collection<Rule> rules)

trackTokenRuleRefsInActions	back to summary
public static void trackTokenRuleRefsInActions(Grammar g)