import { Definition, Display, UnknownSpec } from '../common';
export type VariableName = string;
export type VariableValue = string | string[] | null;
export interface VariableDisplay extends Display {
    hidden?: boolean;
}
export interface VariableSpec {
    name: VariableName;
    display?: VariableDisplay;
}
export interface TextVariableDefinition extends Definition<TextVariableSpec> {
    kind: 'TextVariable';
}
export interface TextVariableSpec extends VariableSpec {
    value: string;
    constant?: boolean;
}
export interface ListVariableDefinition extends Definition<ListVariableSpec> {
    kind: 'ListVariable';
}
export interface ListVariableSpec<PluginSpec = UnknownSpec> extends VariableSpec {
    defaultValue?: VariableValue;
    allowMultiple: boolean;
    allowAllValue: boolean;
    customAllValue?: string;
    capturingRegexp?: string;
    sort?: string;
    plugin: Definition<PluginSpec>;
}
export interface BuiltinVariableDefinition extends Definition<BuiltinVariableSpec> {
    kind: 'BuiltinVariable';
}
export interface BuiltinVariableSpec extends VariableSpec {
    value: () => string;
    source: string;
}
export type VariableDefinition = TextVariableDefinition | ListVariableDefinition;
export declare const DEFAULT_ALL_VALUE: "$__all";
//# sourceMappingURL=variable.d.ts.map