useful-string-utils

Small zero-dependency string utilities for Ruby. The handful of helpers I keep rewriting from scratch in every project — case conversions, padding, slug generation.

Installation

In your Gemfile:

gem "useful-string-utils", github: "mr-benty/useful-string-utils"

Or pin to a tag:

gem "useful-string-utils", github: "mr-benty/useful-string-utils", tag: "v1.0.0"

Usage

require "useful_string_utils"

UsefulStringUtils.snake_case("HelloWorld")      # => "hello_world"
UsefulStringUtils.snake_case("HTTPServer")      # => "http_server"
UsefulStringUtils.camel_case("hello_world")     # => "HelloWorld"
UsefulStringUtils.kebab_case("HelloWorld")      # => "hello-world"

UsefulStringUtils.slugify("Café au lait!")      # => "cafe-au-lait"
UsefulStringUtils.left_pad("42", 5, "0")        # => "00042"
UsefulStringUtils.right_pad("foo", 6, ".")      # => "foo..."
UsefulStringUtils.truncate("Hello world", 8)    # => "Hello..."

API

Function	Purpose
snake_case(str)	Convert any case to snake_case
camel_case(str)	Convert snake_case / kebab-case to CamelCase
kebab_case(str)	Convert any case to kebab-case
slugify(str)	URL-friendly slug, ASCII-only
left_pad(str, n, pad)	Left-pad to length n
right_pad(str, n, pad)	Right-pad to length n
truncate(str, max, ellipsis)	Truncate with ellipsis

Testing

ruby -Ilib -Itest test/useful_string_utils_test.rb

License

MIT — see LICENSE.