import { KMXPlus } from "@keymanapp/common-types";
import { CompilerCallbacks, LDMLKeyboard } from "@keymanapp/developer-utils";
import { SectionIdent } from '@keymanapp/ldml-keyboard-constants';
/** newable interface to SectionCompiler c'tor */
export type SectionCompilerNew = new (source: LDMLKeyboard.LDMLKeyboardXMLSourceFile, callbacks: CompilerCallbacks) => SectionCompiler;
export declare abstract class SectionCompiler {
    protected readonly keyboard3: LDMLKeyboard.LKKeyboard;
    protected readonly callbacks: CompilerCallbacks;
    constructor(source: LDMLKeyboard.LDMLKeyboardXMLSourceFile, callbacks: CompilerCallbacks);
    abstract get id(): SectionIdent;
    /**
     * This is called before compile.
     * @returns false if this compiler failed to validate.
     */
    validate(): boolean;
    /**
     * Perform the compilation for this section, returning the correct Section subclass
     * object.
     *
     * @param sections any declared dependency sections per dependencies()
     */
    abstract compile(sections: KMXPlus.DependencySections): KMXPlus.Section;
    /**
     * This is called after all other compile phases have completed,
     * when being called by validate(), and provides an
     * opportunity for late error reporting, for example for invalid strings.
     * @param section the compiled section, if any.
     * @returns false if validate fails
     */
    postValidate(section?: KMXPlus.Section): boolean;
    /**
     * Get the dependencies for this compiler.
     * @returns set of dependent sections
     */
    get dependencies(): Set<SectionIdent>;
}
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