nearby-cities

nearby-cities

Give me your coordinates and I'll tell you where the nearest cities are. Works offline.

Installation

Download node at nodejs.org and install it, if you haven't already.

npm install nearby-cities --save

Usage

const nearbyCities = require("nearby-cities")
const query = {latitude: 34.4362755, longitude: -119.705086}
const cities = nearbyCities(query)

assert.equal(cities[0].name, 'Mission Canyon')
assert.equal(cities[1].name, 'Santa Barbara')
assert.equal(cities[2].name, 'Montecito')
assert.equal(cities[3].name, 'Summerland')
assert.equal(cities[4].name, 'Goleta')

console.log(cities[0])

/*
{
  name: "Mission Canyon",
  country: "US",
  featureClass: "P",
  featureCode: "PPL",
  adminCode: "CA",
  population: 2381,
  lat: 34.45083,
  lon: -119.71291
}
*/

Tests

npm install
npm test

Dependencies

• all-the-cities: All the 138,398 cities of the world with a population of at least 1000 inhabitants, in a big JSON array
• kdbush: a spatial index for 2D points
• geokdbush: a geographic extension for kdbush

Dev Dependencies

• mocha: simple, flexible, fun test framework
• standard-format: attempts to reformat javascript to comply with feross/standard style

License

MIT

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