JSTypeExpression (Closure Compiler)

java.lang.Object
- com.google.javascript.rhino.JSTypeExpression

All Implemented Interfaces:

java.io.Serializable
```
public final class JSTypeExpression
extends java.lang.Object
implements java.io.Serializable
```
Represents a type expression as a miniature Rhino AST, so that the type expression can be evaluated later.

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

JSTypeExpression(Node root, java.lang.String sourceName)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(java.lang.Object other)`
`JSType`	`evaluate(StaticScope<JSType> scope, JSTypeRegistry registry)`	Evaluates the type expression into a `JSType` object.
`Node`	`getRoot()`
`int`	`hashCode()`
`boolean`	`isOptionalArg()`
`boolean`	`isVarArgs()`
`static JSTypeExpression`	`makeOptionalArg(JSTypeExpression expr)`	Make the given type expression into an optional type expression, if possible.

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

- Constructor Detail
  - JSTypeExpression
```
public JSTypeExpression(Node root,
                        java.lang.String sourceName)
```
- Method Detail
  - makeOptionalArg
```
public static JSTypeExpression makeOptionalArg(JSTypeExpression expr)
```
    Make the given type expression into an optional type expression, if possible.
  - isOptionalArg
```
public boolean isOptionalArg()
```
    Returns:
    
    Whether this expression denotes an optional @param.
  - isVarArgs
```
public boolean isVarArgs()
```
    Returns:
    
    Whether this expression denotes a rest args @param.
  - evaluate
```
public JSType evaluate(StaticScope<JSType> scope,
                       JSTypeRegistry registry)
```
    Evaluates the type expression into a JSType object.
  - equals
```
public boolean equals(java.lang.Object other)
```
    Overrides:
    
    equals in class java.lang.Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object
  - getRoot
```
public Node getRoot()
```
    Returns:
    
    The source for this type expression. Note that it will not contain an expression if there's an @override tag.