import type { IsCamelCase, IsKebabCase, IsPascalCase, IsSnakeCase } from '@toolbox-ts/types/defs/string';
export declare const isStringSnakeCase: {
    readonly name: "isStringCaseSnake";
    readonly typeName: "StringCaseSnake";
} & (<S extends string>(v: S) => v is IsSnakeCase<S>);
export declare const checkIsStringSnakeCase: never;
export declare function assertIsStringSnakeCase<S extends string>(v: S): asserts v is IsSnakeCase<S>;
export declare const isStringKebabCase: {
    readonly name: "isStringCaseKebab";
    readonly typeName: "StringCaseKebab";
} & (<V extends string>(v: V) => v is IsKebabCase<V>);
export declare const checkIsStringKebabCase: never;
export declare function assertIsStringKebabCase<V extends string>(v: V): asserts v is IsKebabCase<V>;
export declare const isStringCamelCase: {
    readonly name: "isStringCaseCamel";
    readonly typeName: "StringCaseCamel";
} & (<S extends string>(v: S) => v is IsCamelCase<S>);
export declare const checkIsStringCamelCase: never;
export declare function assertIsStringCamelCase<S extends string>(v: S): asserts v is IsCamelCase<S>;
export declare const isStringPascalCase: {
    readonly name: "isStringCasePascal";
    readonly typeName: "StringCasePascal";
} & (<S extends string>(v: S) => v is IsPascalCase<S>);
export declare const checkIsStringPascalCase: never;
export declare function assertIsStringPascalCase<S extends string>(v: S): asserts v is IsPascalCase<S>;