@tagment/utils

Utility functions for Tagment thermal printing system - formatters, validators and helpers.

Installation

npm install @tagment/utils

Usage

Date Formatting

import { DateFormatter } from '@tagment/utils';

// Format date to Brazilian format
const brDate = DateFormatter.formatBR(new Date());
console.log(brDate); // "15/01/2024"

// Format date to ISO
const isoDate = DateFormatter.formatISO(new Date());
console.log(isoDate); // "2024-01-15T10:30:00.000Z"

Text Formatting

import { TextFormatter } from '@tagment/utils';

// Truncate text
const shortText = TextFormatter.truncate('Very long text here', 10);
console.log(shortText); // "Very long..."

// Capitalize text
const capitalized = TextFormatter.capitalize('hello world');
console.log(capitalized); // "Hello World"

Validation

import { ValidationUtils } from '@tagment/utils';

// Validate IP address
const isValidIP = ValidationUtils.isValidIP('192.168.1.100');
console.log(isValidIP); // true

// Validate port
const isValidPort = ValidationUtils.isValidPort(9100);
console.log(isValidPort); // true

// Validate UUID
const isValidUUID = ValidationUtils.isValidUUID('123e4567-e89b-12d3-a456-426614174000');
console.log(isValidUUID); // true

API Reference

DateFormatter

• formatBR(date: Date | string) - Format date to Brazilian format
• formatISO(date: Date | string) - Format date to ISO format

TextFormatter

• truncate(text: string, maxLength: number, suffix?: string) - Truncate text
• capitalize(text: string) - Capitalize text

ValidationUtils

• isValidIP(ip: string) - Validate IP address
• isValidPort(port: number) - Validate port number
• isValidUUID(uuid: string) - Validate UUID

License

MIT