AbstractMockChecker.TypeExtractor (error-prone library 2.11.0 API)

Type Parameters:

T - the type of Tree that this TypeExtractor operates on

Enclosing class:

AbstractMockChecker<T extends Annotation>
```
public static interface AbstractMockChecker.TypeExtractor<T extends Tree>
```
An extension of Matcher to return, not just a boolean `matches`, but also extract some type information about the Tree of interest.
This is used to identify what classes are being mocked in a Tree.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`Optional<com.sun.tools.javac.code.Type>`	`extract(T tree, VisitorState state)`	Investigate the provided Tree, and return type information about it if it matches.
`default AbstractMockChecker.TypeExtractor<T>`	`or(AbstractMockChecker.TypeExtractor<T> other)`	Enrich this TypeExtractor with fallback behavior.

- Method Detail
  - extract
```
Optional<com.sun.tools.javac.code.Type> extract(T tree,
                                                VisitorState state)
```
    Investigate the provided Tree, and return type information about it if it matches.
    
    Returns:
    
    the Type of the object being mocked, if any; Optional.empty() otherwise
  - or
```
default AbstractMockChecker.TypeExtractor<T> or(AbstractMockChecker.TypeExtractor<T> other)
```
    Enrich this TypeExtractor with fallback behavior.
    
    Returns:
    
    a TypeExtractor which first tries this.extract(t, s), and if that does not match, falls back to other.extract(t, s).