/**
 * AeThex Compiler - Lexer (Tokenizer)
 * Converts source code into tokens
 */
export declare enum TokenType {
    REALITY = "REALITY",
    JOURNEY = "JOURNEY",
    LET = "LET",
    IMPORT = "IMPORT",
    FROM = "FROM",
    WHEN = "WHEN",
    OTHERWISE = "OTHERWISE",
    RETURN = "RETURN",
    PLATFORM = "PLATFORM",
    NOTIFY = "NOTIFY",
    REVEAL = "REVEAL",
    SYNC = "SYNC",
    ACROSS = "ACROSS",
    NEW = "NEW",
    IDENTIFIER = "IDENTIFIER",
    STRING = "STRING",
    NUMBER = "NUMBER",
    PLUS = "PLUS",
    MINUS = "MINUS",
    STAR = "STAR",
    SLASH = "SLASH",
    EQUALS = "EQUALS",
    EQUALS_EQUALS = "EQUALS_EQUALS",
    NOT_EQUALS = "NOT_EQUALS",
    BANG = "BANG",
    LESS_THAN = "LESS_THAN",
    GREATER_THAN = "GREATER_THAN",
    LESS_EQUALS = "LESS_EQUALS",
    GREATER_EQUALS = "GREATER_EQUALS",
    LEFT_PAREN = "LEFT_PAREN",
    RIGHT_PAREN = "RIGHT_PAREN",
    LEFT_BRACE = "LEFT_BRACE",
    RIGHT_BRACE = "RIGHT_BRACE",
    LEFT_BRACKET = "LEFT_BRACKET",
    RIGHT_BRACKET = "RIGHT_BRACKET",
    COMMA = "COMMA",
    DOT = "DOT",
    COLON = "COLON",
    SEMICOLON = "SEMICOLON",
    NEWLINE = "NEWLINE",
    EOF = "EOF",
    COMMENT = "COMMENT"
}
export interface Token {
    type: TokenType;
    value: string;
    line: number;
    column: number;
}
export declare class Lexer {
    private source;
    private position;
    private line;
    private column;
    private current;
    private keywords;
    constructor(source: string);
    tokenize(): Token[];
    private nextToken;
    private readComment;
    private readString;
    private readNumber;
    private readIdentifier;
    private readOperator;
    private skipWhitespace;
    private advance;
    private isAtEnd;
    private isDigit;
    private isAlpha;
    private isAlphaNumeric;
    private makeToken;
}
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