Namnsdag - Swedish name day calendar

• A JS library with the Swedish name day calendar.
• Includes a REST API that returns the names of the current day.

Features

• Vanilla node.js - no runtime dependencies.

• Up to date with the 2022 edition of the name calendar published by Namnlängdskommittén.

How to use it

REST API

• Request method: GET
• Path: /
• Returns: JSON array of names for the current day.

Usage example:

$ node namnsdag.js
Namnsdag-server is running...

$ curl http://localhost:4242
["Laila","Ritva"]

Library

• Days with names returns an array of strings.
• Nameless days returns undefined.

var months = require("./data.js");
var [
    january,
    february,
    mars,
    april,
    may,
    june,
    july,
    august,
    september,
    october,
    november,
    december
    ] = months;

var leapDay = february[29]; // undefined
var aprilFoolsDay = april[1]; // [ "Hararld", "Hervor" ]

Build

Requirements:

• node.js v8.x or later.
• npm is not needed.

Running tests

npm is only required in order to run the unit tests.

$ npm install
$ npm test

Licence

LGPL v2.1 only.

See COPYING.

Further reading:

• The perils of LGPLv3

• FSF LGPL compatibility matrix

Libraries

Uses JEST for unit tests.

References

• Namnlängden, Svenska akademien.
• Namnsdagar i almanackan, Institutet för språk och folkminnen.