punycoder (version 1.1.0)

validate_domain: Comprehensive domain name validation

Description

Validates domain names according to RFC standards, checking for proper format, length restrictions, and character requirements. Supports both Unicode and ASCII domain names.

Usage

validate_domain(x, strict = getOption("punycoder.strict", TRUE))

Value

An object of class "punycoder_validation" (a named list) with components:

domains

Character vector of the input domain names.

valid

Logical vector indicating whether each domain is valid.

errors

List of character vectors, each containing error messages for the corresponding domain (empty for valid domains).

Arguments

x

Character vector of domain names to validate

strict

Logical; whether to apply strict validation. Defaults to `getOption("punycoder.strict", TRUE)`.

See Also

puny_encode for encoding validated domains.

Examples

# \donttest{
validate_domain("example.com")
validate_domain("caf\u00E9.example.com")
long_label <- paste(rep("x", 250), collapse = "")
validate_domain(c("valid.com", "invalid..com", long_label))
# }