org.antlr.v4.semantics

Class ActionSniffer

java.lang.Object

org.antlr.v4.semantics.BlankActionSplitterListener

org.antlr.v4.semantics.ActionSniffer

All Implemented Interfaces:

ActionSplitterListener

public class ActionSniffer
extends BlankActionSplitterListener

Find token and rule refs plus refs to them in actions; side-effect: update Alternatives

Field Summary

Fields

Modifier and Type	Field and Description
org.antlr.runtime.Token	actionToken
Alternative	alt
ErrorManager	errMgr
Grammar	g
ActionAST	node
Rule	r

Constructor Summary

Constructors

Constructor and Description
ActionSniffer(Grammar g, Rule r, Alternative alt, ActionAST node, org.antlr.runtime.Token actionToken)

Method Summary

Methods

Modifier and Type	Method and Description
void	attr(String expr, org.antlr.runtime.Token x)
void	examineAction()
void	processNested(org.antlr.runtime.Token actionToken)
void	qualifiedAttr(String expr, org.antlr.runtime.Token x, org.antlr.runtime.Token y)
void	setAttr(String expr, org.antlr.runtime.Token x, org.antlr.runtime.Token rhs)
void	setNonLocalAttr(String expr, org.antlr.runtime.Token x, org.antlr.runtime.Token y, org.antlr.runtime.Token rhs)
void	trackRef(org.antlr.runtime.Token x)

Methods inherited from class org.antlr.v4.semantics.BlankActionSplitterListener

indirectTemplateInstance, nonLocalAttr, setExprAttribute, setSTAttribute, templateExpr, templateInstance, text

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

g

public Grammar g

r

public Rule r

alt

public Alternative alt

node

public ActionAST node

actionToken

public org.antlr.runtime.Token actionToken

errMgr

public ErrorManager errMgr

Constructor Detail

ActionSniffer

public ActionSniffer(Grammar g,
             Rule r,
             Alternative alt,
             ActionAST node,
             org.antlr.runtime.Token actionToken)

Method Detail

examineAction

public void examineAction()

processNested

public void processNested(org.antlr.runtime.Token actionToken)

attr

public void attr(String expr,
        org.antlr.runtime.Token x)

Specified by:

attr in interface ActionSplitterListener

Overrides:

attr in class BlankActionSplitterListener

qualifiedAttr

public void qualifiedAttr(String expr,
                 org.antlr.runtime.Token x,
                 org.antlr.runtime.Token y)

Specified by:

qualifiedAttr in interface ActionSplitterListener

Overrides:

qualifiedAttr in class BlankActionSplitterListener

setAttr

public void setAttr(String expr,
           org.antlr.runtime.Token x,
           org.antlr.runtime.Token rhs)

Specified by:

setAttr in interface ActionSplitterListener

Overrides:

setAttr in class BlankActionSplitterListener

setNonLocalAttr

public void setNonLocalAttr(String expr,
                   org.antlr.runtime.Token x,
                   org.antlr.runtime.Token y,
                   org.antlr.runtime.Token rhs)

Specified by:

setNonLocalAttr in interface ActionSplitterListener

Overrides:

setNonLocalAttr in class BlankActionSplitterListener

trackRef

public void trackRef(org.antlr.runtime.Token x)