@thi.ng/strings

This project is part of the @thi.ng/umbrella monorepo.

• About
  • Status
• Installation
• Dependencies
• Usage examples
• API
  • Basic usage examples
  • General
  • Case
  • Numeric & radix-based
  • Padding / truncation
  • Units
  • String creation & editing
• Authors
• License

About

Various higher-order, configurable string formatting & utility functions, some memoized. Please sources / docstrings for now.

Partially based on Clojure version of thi.ng/strf.

Status

STABLE - used in production

Installation

yarn add @thi.ng/strings

// ES module
<script type="module" src="https://unpkg.com/@thi.ng/strings?module" crossorigin></script>

// UMD
<script src="https://unpkg.com/@thi.ng/strings/lib/index.umd.js" crossorigin></script>

Package sizes (gzipped, pre-treeshake): ESM: 2.44 KB / CJS: 2.67 KB / UMD: 2.55 KB

Dependencies

• @thi.ng/api
• @thi.ng/errors
• @thi.ng/memoize

Usage examples

Several demos in this repo's /examples directory are using this package.

A selection:

Screenshot	Description	Live demo	Source
	Basic crypto-currency candle chart with multiple moving averages plots	Demo	Source
	Basic SPA example with atom-based UI router	Demo	Source
	rstream based spreadsheet w/ S-expression formula DSL	Demo	Source
	XML/HTML/SVG to hiccup/JS conversion	Demo	Source

API

Generated API docs

Basic usage examples

// create a custom string formatter
const fmt = defFormat([
    "Price: ",
    { usd: "$", gbp: "£", eur: "€" },
    float(2),
    " (",
    percent(2),
    " off)"
]);

// use format
fmt("usd", 1.2345, 0.5);
// Price: $1.23 (50.00% off)

fmt("eur", 1.2345, 0.25)
// Price: €1.23 (25.00% off)

General

• defFormat
• format
• hstr
• ignore
• interpolate
• str

Case

• camel
• capitalize
• kebab
• lower
• snake
• slugify
• upper

Numeric & radix-based

• float
• floatFixedWidth
• maybeParseFloat
• maybeParseInt
• percent
• radix
• uuid
• B8 / B16 / B32 - binary / bitstring presets
• U8 / U16 / U24 / U32 / U64 - hex format presets (unsigned values)

Padding / truncation

• center
• padLeft
• padRight
• truncate
• truncateLeft
• wrap
• Z2 / Z3 / Z4 - zero-pad presets

Units

• units - define new unit w/ magnitudes & suffixes
• bits
• bytes
• grams
• meters
• seconds

String creation & editing

• charRange
• repeat
• splice

Authors

Karsten Schmidt

License

© 2015 - 2020 Karsten Schmidt // Apache Software License 2.0