AltAST

org.antlr.v4.tool.ast

Class AltAST

java.lang.Object
- CommonTree
- - org.antlr.v4.tool.ast.GrammarAST
  - - org.antlr.v4.tool.ast.GrammarASTWithOptions
    - - org.antlr.v4.tool.ast.AltAST

public class AltAST
extends GrammarASTWithOptions

Any ALT (which can be child of ALT_REWRITE node)

Field Summary

Fields

Modifier and Type	Field and Description
`Alternative`	`alt`
`GrammarAST`	`altLabel` If someone specified an outermost alternative label with #foo.
`LeftRecursiveRuleAltInfo`	`leftRecursiveAltInfo` If we transformed this alt from a left-recursive one, need info on it

Fields inherited from class org.antlr.v4.tool.ast.GrammarASTWithOptions
options

Fields inherited from class org.antlr.v4.tool.ast.GrammarAST
atnState, g, textOverride

Constructor Summary

Constructors

Constructor and Description
`AltAST(AltAST node)`
`AltAST(int type, Token t)`
`AltAST(int type, Token t, String text)`
`AltAST(Token t)`

Method Summary

All Methods

Instance Methods

Concrete Methods
Modifier and Type	Method and Description
`AltAST`	`dupNode()`
`Object`	`visit(GrammarASTVisitor v)`

Methods inherited from class org.antlr.v4.tool.ast.GrammarASTWithOptions
getNumberOfOptions, getOptionAST, getOptions, getOptionString, setOption

Methods inherited from class org.antlr.v4.tool.ast.GrammarAST
deleteChild, dupTree, getAllChildrenWithType, getAltLabel, getChildrenAsArray, getFirstDescendantWithType, getFirstDescendantWithType, getNodesWithType, getNodesWithType, getNodesWithTypePreorderDFS_, getNodesWithTypePreorderDFS, getNodeWithTokenIndex, getOutermostAltNode, setText, setType, toTokenString

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

Field Detail
- alt
```
public Alternative alt
```
- leftRecursiveAltInfo
```
public LeftRecursiveRuleAltInfo leftRecursiveAltInfo
```
  If we transformed this alt from a left-recursive one, need info on it
- altLabel
```
public GrammarAST altLabel
```
  If someone specified an outermost alternative label with #foo. Token type will be ID.

Constructor Detail

AltAST
```
public AltAST(AltAST node)
```

AltAST
```
public AltAST(Token t)
```

AltAST

public AltAST(int type,
              Token t)

AltAST

public AltAST(int type,
              Token t,
              String text)

Method Detail

dupNode
```
public AltAST dupNode()
```

visit

public Object visit(GrammarASTVisitor v)