import { KMXPlus } from "@keymanapp/common-types";
import { CompilerCallbacks, LDMLKeyboard } from "@keymanapp/developer-utils";
/** newable interface to Linter c'tor */
export type LinterNew = new (source: LDMLKeyboard.LDMLKeyboardXMLSourceFile, kmx: KMXPlus.KMXPlusFile, callbacks: CompilerCallbacks) => Linter;
/** Abstract interface for a class which provides additional hints against a compiled keyboard file */
export declare abstract class Linter {
    protected readonly keyboard3: LDMLKeyboard.LKKeyboard;
    protected readonly callbacks: CompilerCallbacks;
    protected readonly kmx: KMXPlus.KMXPlusFile;
    constructor(source: LDMLKeyboard.LDMLKeyboardXMLSourceFile, kmx: KMXPlus.KMXPlusFile, callbacks: CompilerCallbacks);
    /**
     * Check the file for any additional needed hints.
     * Add the hints to the callbacks.
     * @returns false on catastrophic failure of the linter.
     */
    abstract lint(): Promise<boolean>;
}
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