Package field implements field path functions when do validation.

EmptyError returns a string explanation of a "must not be empty" validation failure.

InclusiveRangeError returns a string explanation of a numeric "must be between" validation failure.

IsDNS1123Label tests for a string that conforms to the definition of a label in DNS (RFC 1123).

IsDNS1123Subdomain tests for a string that conforms to the definition of a subdomain in DNS (RFC 1123).

IsInRange tests that the argument is in an inclusive range.

IsQualifiedName tests whether the value passed is what IAM calls a "qualified name".

IsValidIP tests that the argument is a valid IP address.

IsValidIPv4Address tests that the argument is a valid IPv4 address.

IsValidIPv6Address tests that the argument is a valid IPv6 address.

IsValidLabelValue tests whether the value passed is a valid label value.

IsValidPassword validate password.

IsValidPercent checks that string is in the form of a percentage.

IsValidPortNum tests that the argument is a valid, non-zero port number.

MaxLenError returns a string explanation of a "string too long" validation failure.

NewValidator creates a new Validator.

RegexError returns a string explanation of a regex validation failure.

DNS1123LabelMaxLength is a label's max length in DNS (RFC 1123).

DNS1123SubdomainMaxLength is a subdomain's max length in DNS (RFC 1123).

LabelValueMaxLength is a label's max length.

Validator is a custom validator for configs.