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export function isArray(value: unknown): boolean {
return Array.isArray(value);
}
export function isBoolean(value: unknown): boolean {
return typeof value === "boolean" || value instanceof Boolean;
}
export function isNull(value: unknown): boolean {
return value === null;
}
export function isNullOrUndefined(value: unknown): boolean {
return value === null || value === undefined;
}
export function isNumber(value: unknown): boolean {
return typeof value === "number" || value instanceof Number;
}
export function isString(value: unknown): boolean {
return typeof value === "string" || value instanceof String;
}
export function isSymbol(value: unknown): boolean {
return typeof value === "symbol";
}
export function isUndefined(value: unknown): boolean {
return value === undefined;
}
export function isObject(value: unknown): boolean {
return value !== null && typeof value === "object";
}
export function isError(e: unknown): boolean {
return e instanceof Error;
}
export function isFunction(value: unknown): boolean {
return typeof value === "function";
}
export function isRegExp(value: unknown): boolean {
return value instanceof RegExp;
}
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