pattern

fun StringRuleBuilder.~~pattern~~(pattern: String, message: () -> String)

Use `match` instead. This will be removed in a future version.

match(pattern, message)

Validates that the string matches the pattern.

Usage:

rules<String> {
    pattern("^[A-Za-z]+$") { "must be alphabetic" }
}

pattern

The regular expression pattern the string must match.

message

The message to return when the test fails.

fun StringRuleBuilder.~~pattern~~(pattern: Regex, message: () -> String)

Use `match` instead. This will be removed in a future version.

match(pattern, message)

Validates that the string matches the pattern.

Usage:

rules<String> {
    pattern(Regex("^[A-Za-z]+$")) { "must be alphabetic" }
}

pattern

The regular expression pattern the string must match.

message

The message to return when the test fails.