Module format_validators 

Format validation helpers for AHB 900-series conditions.

These validate the FORMAT of data element values (decimal places, numeric ranges, time patterns, ID formats, etc.). They operate on string values extracted from EDIFACT segments and return ConditionResult.

Re-exports

pub use super::timezone::dst_transitions_between;

pub use super::timezone::is_mesz_utc;

pub use super::timezone::is_mez_utc;

pub use super::timezone::parse_dtm303;

pub use super::werktag::compute_easter;

pub use super::werktag::is_german_holiday;

pub use super::werktag::is_werktag;

pub use super::werktag::parse_ccyymmdd_prefix;

pub use super::werktag::werktage_between;

Functions

is_obis_wirkarbeit_kumuliert

Is the OBIS code “Wirkarbeit kumuliert” — active energy as a cumulated time integral (total or per billing period)?

is_obis_wirkarbeit_quarter_hour

Is the OBIS code “Wirkarbeit 1/4 Stunde” — active energy 15-minute interval (Lastgang) measurement?

parse_obis

Parse an OBIS code of the form A-B:C.D.E[*F] and return (C, D).

utc_now_ccyymmddhhmm

Current UTC date+time as a CCYYMMDDHHMM string (12 chars).

validate_all_digits

Validate that a string contains only digits (positive integer check).

validate_artikel_pattern

Validate a dash-separated digit pattern like “n1-n2-n1-n3”.

validate_email

Validate email format: must contain both ‘@’ and ‘.’.

validate_exact_length

Validate exact character length.

validate_hhmm_equals

Validate that a DTM value’s HHMM portion equals the expected value.

validate_hhmm_range

Validate that a DTM value’s HHMM portion is within a range (inclusive).

validate_malo_id

Validate Marktlokations-ID (MaLo-ID): exactly 11 digits with BDEW check digit.

validate_malo_or_zahlpunkt

Validate either MaLo-ID or Zahlpunktbezeichnung format.

validate_max_decimal_places

Validate that a numeric string has at most max decimal places.

validate_max_integer_digits

Validate that a numeric string has at most max integer digits (before decimal point).

validate_max_length

Validate maximum character length.

validate_mmddhhmm_equals

Validate that a DTM value’s MMDDHHMM portion equals the expected value.

validate_nelo_id

Validate Netzlokations-ID: “E” + ten alphanumerics (E1688117482).

validate_numeric

Validate a numeric value against a comparison.

validate_phone

Validate phone format: must start with ‘+’ followed by only digits.

validate_sr_id

Validate Steuerbare-Ressource-ID (SR-ID): “C” + ten alphanumerics (C816417ST77).

validate_timezone_utc

Validate that a DTM value’s timezone portion is “+00” (UTC).

validate_tr_id

Validate Transaktionsreferenz-ID (TR-ID): 1-35 alphanumeric characters.

validate_x509_cert_body

Validate an X.509 certificate body per BSI TR-03109-4.

validate_zahlpunkt

Validate Zahlpunktbezeichnung: exactly 33 alphanumeric characters.