Brazilian boleto (payment slip) validation and utilities.

Core public API for boleto validation and parsing.

This is the main entry point for boleto functionality. Provides validation,
type checking, and data extraction for Brazilian payment slips (boletos).

Formatting functions for boleto digitable lines.

Provides visual formatting for bank boletos (47 digits) by inserting
dots and spaces at standard positions.

Internal helper functions for boleto validation and processing.

Pure functions for DV calculation, digit parsing, and data extraction.

Parsing and data extraction functions for boleto digitable lines.

Provides functions to convert between barcode and digitable line formats,
and to extract structured information from boletos.

Malli schemas and input normalization for boleto processing.

Provides schemas for validating and normalizing digitable line inputs.

Validation logic for Brazilian boleto (payment slip) digitable lines.

Supports two types of boletos:
- Bancário (bank boleto): 47 digits, for general payments
- Arrecadação (collection boleto): 48 digits, for taxes and utility bills

String capitalization utilities.

Functions for capitalizing strings with support for Portuguese prepositions,
conjunctions, and custom word rules.

Examples:
  (capitalize "esponja de aço") ;; => "Esponja de Aço"
  (capitalize "josé ama maria" {:lower-case-words ["ama"]}) ;; => "José ama Maria"

Capitalize strings with support for prepositions and acronyms.

Functions for capitalizing strings in a way that respects Brazilian Portuguese
conventions, handling prepositions, acronyms, and custom word rules.

Examples:
  (capitalize "esponja de aço") ;; => "Esponja de Aço"
  (capitalize "josé ama maria" {:lower-case-words ["ama"]}) ;; => "José ama Maria"

Public API for the CEP module.

Validation schemas for CEP (Brazilian postal code).

Uses malli to define and validate CEP-related data structures.

Utilities to work with Brazilian cities by state (UF).

Validation validation for Brazilian cities.

Uses malli to define and validate city-related data structures.

Public API for CNH (Carteira Nacional de Habilitação) utilities.

Core utilities for CNH (Carteira Nacional de Habilitação).

Internal utilities for CNH (Carteira Nacional de Habilitação) validation.

Validation schema for CNH (Carteira Nacional de Habilitação).

CNPJ validation and manipulation utilities.

Functions for validating, formatting, and generating Brazilian CNPJ (Cadastro Nacional da Pessoa Jurídica).
All functions handle both formatted (XX.XXX.XXX/XXXX-XX) and unformatted (XXXXXXXXXXXXXX) inputs.
Supports both numeric and alfanumeric CNPJs.

Examples:
  (is-valid? "12.345.678/0001-95") ;; => true or false
  (is-valid-alfanumeric? "12ABC.D34.5EF/G001-95") ;; => true or false
  (format-cnpj "12345678000195") ;; => "12.345.678/0001-95"
  (remove-symbols "12.345.678/0001-95") ;; => "12345678000195"
  (generate) ;; => "34567890000121" (random valid CNPJ)

CPF validation and manipulation utilities.

Functions for validating, formatting, and generating Brazilian CPF (Cadastro de Pessoas Físicas).
All functions handle both formatted (XXX.XXX.XXX-XX) and unformatted (XXXXXXXXXXX) inputs.

Examples:
  (is-valid? "123.456.789-09") ;; => true or false
  (format-cpf "12345678909") ;; => "123.456.789-09"
   (remove-symbols "123.456.789-09") ;; => "12345678909"
  (generate) ;; => "34567890120" (random valid CPF)
  (generate :SP) ;; => "34567890121" (with state code)

Brazilian currency (BRL) formatting and parsing utilities.

Formatting functions for Brazilian currency (BRL).

Public API for the date module.

Utilities for working with Brazilian dates and holidays.

Provides functions to:
  - Retrieve national holidays
  - Check if a date is a holiday
  - Get holiday names
  - Work with Brazilian calendar information

Internal helper functions for date operations.

Validation functions for date formats.

Shared helper functions used across brazilian-utils modules.

Provides common utility functions for string manipulation and validation
used by other modules in the library.

Functions:
  - only-numbers: Extract digits from strings
  - repeated-digits?: Check if string has all same digits
  - char->digit: Convert digit character to numeric value
  - http-get: Make HTTP GET requests

Brazilian state registration (Inscrição Estadual) validation utilities.

Functions:
  - is-valid?: Validates IE for a given state
  - remove-symbols: Removes formatting characters

Supported states: AC, AL, AP, AM, BA, CE, DF, ES, GO, MA, MG, MT, MS,
                 PA, PB, PE, PI, PR, RJ, RN, RO, RR, RS, SC, SE, SP, TO

Examples:
  (require '[brazilian-utils.inscricao-estadual :as ie])
  (ie/is-valid? :SP "110042490114") ;; => true
  (ie/remove-symbols "11.004.249.0114") ;; => "110042490114"

Core utilities for Brazilian state registration (Inscrição Estadual).

Internal validation logic for Brazilian state registration (IE).
Coordinates validation by state using modular validators.

Validation schema for Brazilian State Registration (Inscrição Estadual).

Bahia (BA) - 8 ou 9 dígitos, dois dígitos verificadores.
Regra do módulo:
- IE com 8 dígitos: verifica conforme primeiro dígito
- IE com 9 dígitos: verifica conforme primeiro dígito (posição 1)
- Se primeiro dígito ∈ {0,1,2,3,4,5,8} usa módulo 10; caso contrário usa módulo 11

Minas Gerais (MG) - 13 dígitos, dois dígitos verificadores.
Regra conforme implementação do brazilian-utils/javascript.

Rio de Janeiro (RJ) - 8 dígitos

Roraima (RR) - 9 dígitos. Must start with '24'.
Special algorithm: DV = (sum of digits * growing weights) % 9

São Paulo (SP) - 12 dígitos
Position 9: first DV (weights [1,3,4,5,6,7,8,10])
Position 12: second DV (weights start at 3, decrement, wrap from 1 to 10)

Brazilian license plate validation utilities.

Convenient namespace that reexports all license plate validation functions.
Supports both traditional and Mercosul license plate formats.

Functions:
  - is-valid?: Validates any license plate
  - get-format: Returns format type (LLLNNNN or LLLNLNN)
  - convert-to-mercosul: Converts traditional to Mercosul format

Examples:
  (require '[brazilian-utils.license-plate :as plate])
  (plate/is-valid? "ABC-1234") ;; true
  (plate/get-format "ABC1234") ;; "LLLNNNN"
  (plate/convert-to-mercosul "ABC1234") ;; "ABC1B34"

Brazilian license plate validation and formatting utilities.

Supports both traditional (ABCD1234) and Mercosul (ABC1D23) formats.
Public API:
  - is-valid?: validate Mercosul or traditional plates
  - get-format: detect format as "LLLNNNN" or "LLLNLNN"
  - convert-to-mercosul: convert traditional plates to Mercosul style

Validation schemas for Brazilian license plates.

Supports both traditional plates (3 letters + 4 digits) and 
Mercosul plates (3 letters + 1 digit + 1 letter + 2 digits).

Uses malli to define and validate license plate data structures.

Brazilian PIS (Programa de Integração Social) validation and utilities.

Brazilian Processo Jurídico (court case) validation and utilities.

Public API for RENAVAM utilities.

Core utilities for RENAVAM validation.

Internal helpers for RENAVAM validation.

Validation schema for RENAVAM.

Validation schemas for Brazilian states (UF).

Uses malli to define and validate state-related data structures.

Public API for Título Eleitoral (Voter ID) utilities.

Core utilities for Título Eleitoral.

This module provides validation and generation utilities for
Títulos Eleitorais. Validation checks mathematical correctness and
structure, but does NOT verify if the ID exists in TSE's registry.

Internal utilities for Título Eleitoral validation.

Validation schemas for Título Eleitoral.