auth.normalise-email
Trim an email address and lower-case its domain for storage and lookup, or null if it is not a plausible address.
normalise_email in RustTagged email
5 capabilities
auth.validate-login
Check a login form (email, password): the normalised email to look up, or a message for each field to fix.
validate_login in Rust
auth.validate-registration
Validate a sign-up form (email, password, name) in one call, with a message per field, in the browser and the API alike.
validate_registration in Rust
react.form.text-field React ^19 · TypeScript only
A labelled single-line text input with hint, error message, autocomplete, prefix and suffix (GOV.UK text input).
Not available in Rust
validation.email
Is this a plausible email address? A documented, pragmatic subset of RFC 5322, not the full grammar.
is_email in Rust