iban-tools

Tools / code generators for IBAN validation
Log | Files | Refs

codegen_ts.py (2148B)

      1 #!/usr/bin/env python3
      2 
      3 import json
      4 
      5 with open("registry.json", "r") as json_file:
      6     registry = json.load(json_file)
      7 
      8 ts = """/*
      9   This file is part of TALER
     10   Copyright (C) 2025 Taler Systems SA
     11 
     12   TALER is free software; you can redistribute it and/or modify it under the
     13   terms of the GNU Affero General Public License as published by the Free Software
     14   Foundation; either version 3, or (at your option) any later version.
     15 
     16   TALER is distributed in the hope that it will be useful, but WITHOUT ANY
     17   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
     18   A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more details.
     19 
     20   You should have received a copy of the GNU Affero General Public License along with
     21   TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
     22 */
     23 
     24 /** IBAN ASCII characters rules */
     25 export enum IbanC {
     26     /** Digits (0-9) */
     27     n,
     28     /** Uppercase (A-Z) */
     29     a,
     30     /** Digits or uppercase (0-9 & A-Z) */
     31     c,
     32 }
     33 
     34 export type IbanRule = [number, IbanC];
     35 export type IbanPattern = IbanRule[];
     36 export interface IbanCountryInfo {
     37     name: string;
     38     ibanLen: number;
     39     bbanLen: number;
     40     bbanRules: IbanPattern;
     41     bbanRegex: RegExp;
     42 }
     43 
     44 export const ibanCountryInfoTable: Record<string, IbanCountryInfo> = {
     45 """
     46 
     47 
     48 def fmt_rule(rule):
     49     fmt = "["
     50     for repetition, char in rule:
     51         fmt += f"[{repetition}, IbanC.{char}],"
     52     return fmt + "]"
     53 
     54 
     55 for r in registry:
     56     ts += f"""{r["code"]}: {{
     57         name: "{r["name"].strip('"')}",
     58         ibanLen: {r["iban_len"]},
     59         bbanLen: {r["bban_len"]},
     60         bbanRules: {fmt_rule(r["bban_rules"])},
     61         bbanRegex: /^{r["bban_regex"]}$/
     62     }},
     63 """
     64 ts += "};"
     65 
     66 with open("registry.ts", "w") as ts_file:
     67     ts_file.write(ts)
     68 
     69 test = """
     70 export const VALID_IBAN: [string, string?][] = [
     71 """
     72 for r in registry:
     73     bban = r["bban_example"]
     74     if bban is None:
     75         test += f'["{r["iban_example"]}", undefined],\n'
     76     else:
     77         test += f'["{r["iban_example"]}", "{bban}"],\n'
     78 ts += "};"
     79 test += """
     80 ];
     81 """
     82 with open("registry.test.ts", "w") as test_file:
     83     test_file.write(test)