datasets-us-states-names-capitals

US State Names and Capitals

Maps US state names to state capitals.

Installation

$ npm install datasets-us-states-names-capitals

For use in the browser, use browserify.

Usage

var table = require( 'datasets-us-states-names-capitals' );

table

Maps US state names to state capitals.

console.dir( table );
/*
    {
        "Alabama": "Montgomery",
        "Alaska": "Juneau",
        "Arizona": "Phoenix",
        "Arkansas": "Little Rock",
        "California": "Sacramento",
        ...
    }
*/

Examples

var table = require( 'datasets-us-states-names-capitals' );
 
function getCapital( state ) {
    var capital,
        parts,
        len,
        i;
 
    // Ensure the first letter of each word comprising a state name is capitalized...
    parts = state.split( ' ' );
    len = parts.length;
    state = '';
    for ( i = 0; i < len; i++ ) {
        state += parts[ i ][ 0 ].toUpperCase() + parts[ i ].substring( 1 );
        if ( i < len-1 ) {
            state += ' ';
        }
    }
    // Get the state capital:
    capital = table[ state ];
 
    // Ensure a valid state name was provided...
    if ( capital === void 0 ) {
        throw new Error( 'unrecognized state name. Value: `' + state + '`.' );
    }
    return capital;
}
 
console.log( getCapital( 'Missouri' ) );
console.log( getCapital( 'New Jersey' ) );
console.log( getCapital( 'California' ) );

To run the example code from the top-level application directory,

$ node ./examples/index.js

Tests

Unit

Unit tests use the Mocha test framework with Chai assertions. To run the tests, execute the following command in the top-level application directory:

$ make test

All new feature development should have corresponding unit tests to validate correct functionality.

Test Coverage

This repository uses Istanbul as its code coverage tool. To generate a test coverage report, execute the following command in the top-level application directory:

$ make test-cov

Istanbul creates a ./reports/coverage directory. To access an HTML version of the report,

$ make view-cov

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License

MIT license.

Copyright

Copyright © 2015. The Compute.io Authors.