Class TokenExtractor

java.lang.Object

org.ek9lang.cli.TokenExtractor

public final class TokenExtractor
extends Object

Extracts tokens (keywords, operators, identifiers) from a line at a cursor position. Used for hover help and completion in the REPL.

Constructor Summary

Constructors

Constructor	Description
TokenExtractor()

Method Summary

Modifier and Type	Method	Description
Optional<String>	extractAt(String line, int cursor)	Extract the token at the cursor position.

Methods inherited from class Object

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

Constructor Details

TokenExtractor

public TokenExtractor()

Method Details

extractAt

public Optional<String> extractAt(String line,
 int cursor)

Extract the token at the cursor position.

Parameters:

line - The input line

cursor - The cursor position (0-based)

Returns:

The token if found, empty otherwise