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Core.Coordinates.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>Coordinates - Jest-GeoJSON</title>
<meta
name="description"
content="An extended set of matcher functions for the Jest Javascript unit testing framework tailored to evaluating GeoJSON data."
/>
<meta
name="keywords"
content="jest-geojson, jest, testing, validation, geojson, test, gis, assertions, matchers, jest-tests, jest-matchers, javascript, node, npm"
/>
<meta
name="keyword"
content="jest-geojson, jest, testing, validation, geojson, test, gis, assertions, matchers, jest-tests, jest-matchers, javascript, node, npm"
/>
<meta property="og:title" content="Jest-GeoJSON Documentation" />
<meta property="og:type" content="article" />
<meta
property="og:image"
content="https://github.com/M-Scott-Lassiter/jest-geojson/blob/main/images/banner.svg"
/>
<meta property="og:site_name" content="Jest-GeoJSON" />
<meta property="og:url" content="https://github.com/M-Scott-Lassiter/jest-geojson" />
<script src="scripts/prettify/prettify.js"></script>
<script src="scripts/prettify/lang-css.js"></script>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link type="text/css" rel="stylesheet" href="styles/prettify.css" />
<link type="text/css" rel="stylesheet" href="styles/jsdoc.css" />
<script src="scripts/nav.js" defer></script>
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
</head>
<body>
<input type="checkbox" id="nav-trigger" class="nav-trigger" />
<label for="nav-trigger" class="navicon-button x">
<div class="navicon"></div>
</label>
<label for="nav-trigger" class="overlay"></label>
<nav class="wrap">
<input type="text" id="nav-search" placeholder="Search" />
<h2><a href="index.html">Home</a></h2>
<h2>
<a
href="https://github.com/M-Scott-Lassiter/jest-geojson"
target="_blank"
class="menu-item"
id="repository"
>Github Repo</a
>
</h2>
<h3>Namespaces</h3>
<ul>
<li><a href="Core.html">Core</a></li>
<li>
<a href="Core.BoundingBoxes.html">Core.BoundingBoxes</a>
<ul class="methods">
<li data-type="method">
<a href="Core.BoundingBoxes.html#.valid2DBoundingBox"
>valid2DBoundingBox</a
>
</li>
<li data-type="method">
<a href="Core.BoundingBoxes.html#.valid3DBoundingBox"
>valid3DBoundingBox</a
>
</li>
<li data-type="method">
<a href="Core.BoundingBoxes.html#.validBoundingBox">validBoundingBox</a>
</li>
</ul>
</li>
<li>
<a href="Core.Coordinates.html">Core.Coordinates</a>
<ul class="methods">
<li data-type="method">
<a href="Core.Coordinates.html#.valid2DCoordinate">valid2DCoordinate</a>
</li>
<li data-type="method">
<a href="Core.Coordinates.html#.valid3DCoordinate">valid3DCoordinate</a>
</li>
<li data-type="method">
<a href="Core.Coordinates.html#.validCoordinate">validCoordinate</a>
</li>
</ul>
</li>
<li>
<a href="Core.FeatureCollections.html">Core.FeatureCollections</a>
<ul class="methods">
<li data-type="method">
<a href="Core.FeatureCollections.html#.featureCollection"
>featureCollection</a
>
</li>
</ul>
</li>
<li>
<a href="Core.Features.html">Core.Features</a>
<ul class="methods">
<li data-type="method">
<a href="Core.Features.html#.feature">feature</a>
</li>
<li data-type="method"><a href="Core.Features.html#.hasID">hasID</a></li>
</ul>
</li>
<li>
<a href="Core.Geometries.html">Core.Geometries</a>
<ul class="methods">
<li data-type="method">
<a href="Core.Geometries.html#.anyGeometry">anyGeometry</a>
</li>
<li data-type="method">
<a href="Core.Geometries.html#.geometryCollection"
>geometryCollection</a
>
</li>
<li data-type="method">
<a href="Core.Geometries.html#.lineStringGeometry"
>lineStringGeometry</a
>
</li>
<li data-type="method">
<a href="Core.Geometries.html#.multiLineStringGeometry"
>multiLineStringGeometry</a
>
</li>
<li data-type="method">
<a href="Core.Geometries.html#.multiPointGeometry"
>multiPointGeometry</a
>
</li>
<li data-type="method">
<a href="Core.Geometries.html#.multiPolygonGeometry"
>multiPolygonGeometry</a
>
</li>
<li data-type="method">
<a href="Core.Geometries.html#.pointGeometry">pointGeometry</a>
</li>
<li data-type="method">
<a href="Core.Geometries.html#.polygonGeometry">polygonGeometry</a>
</li>
</ul>
</li>
<li>
<a href="Core.Utilities.html">Core.Utilities</a>
<ul class="methods">
<li data-type="method">
<a href="Core.Utilities.html#.commonGeometryValidation"
>commonGeometryValidation</a
>
</li>
<li data-type="method">
<a href="Core.Utilities.html#.validGeoJSON">validGeoJSON</a>
</li>
</ul>
</li>
<li><a href="Matchers.html">Matchers</a></li>
<li>
<a href="Matchers.BoundingBoxes.html">Matchers.BoundingBoxes</a>
<ul class="methods">
<li data-type="method">
<a href="Matchers.BoundingBoxes.html#.isValid2DBoundingBox"
>isValid2DBoundingBox</a
>
</li>
<li data-type="method">
<a href="Matchers.BoundingBoxes.html#.isValid3DBoundingBox"
>isValid3DBoundingBox</a
>
</li>
<li data-type="method">
<a href="Matchers.BoundingBoxes.html#.isValidBoundingBox"
>isValidBoundingBox</a
>
</li>
</ul>
</li>
<li>
<a href="Matchers.Coordinates.html">Matchers.Coordinates</a>
<ul class="methods">
<li data-type="method">
<a href="Matchers.Coordinates.html#.isValid2DCoordinate"
>isValid2DCoordinate</a
>
</li>
<li data-type="method">
<a href="Matchers.Coordinates.html#.isValid3DCoordinate"
>isValid3DCoordinate</a
>
</li>
<li data-type="method">
<a href="Matchers.Coordinates.html#.isValidCoordinate"
>isValidCoordinate</a
>
</li>
</ul>
</li>
<li>
<a href="Matchers.FeatureCollections.html">Matchers.FeatureCollections</a>
<ul class="methods">
<li data-type="method">
<a href="Matchers.FeatureCollections.html#.toBeFeatureCollection"
>toBeFeatureCollection</a
>
</li>
</ul>
</li>
<li>
<a href="Matchers.Features.html">Matchers.Features</a>
<ul class="methods">
<li data-type="method">
<a href="Matchers.Features.html#.toBeFeature">toBeFeature</a>
</li>
<li data-type="method">
<a href="Matchers.Features.html#.toHaveID">toHaveID</a>
</li>
<li data-type="method">
<a href="Matchers.Features.html#.toHaveStringID">toHaveStringID</a>
</li>
</ul>
</li>
<li>
<a href="Matchers.Functional.html">Matchers.Functional</a>
<ul class="methods">
<li data-type="method">
<a href="Matchers.Functional.html#.toBeValidGeoJSON"
>toBeValidGeoJSON</a
>
</li>
</ul>
</li>
<li>
<a href="Matchers.Geometries.html">Matchers.Geometries</a>
<ul class="methods">
<li data-type="method">
<a href="Matchers.Geometries.html#.toBeAnyGeometry">toBeAnyGeometry</a>
</li>
<li data-type="method">
<a href="Matchers.Geometries.html#.toBeGeometryCollection"
>toBeGeometryCollection</a
>
</li>
<li data-type="method">
<a href="Matchers.Geometries.html#.toBeLineStringGeometry"
>toBeLineStringGeometry</a
>
</li>
<li data-type="method">
<a href="Matchers.Geometries.html#.toBeMultiLineStringGeometry"
>toBeMultiLineStringGeometry</a
>
</li>
<li data-type="method">
<a href="Matchers.Geometries.html#.toBeMultiPointGeometry"
>toBeMultiPointGeometry</a
>
</li>
<li data-type="method">
<a href="Matchers.Geometries.html#.toBeMultiPolygonGeometry"
>toBeMultiPolygonGeometry</a
>
</li>
<li data-type="method">
<a href="Matchers.Geometries.html#.toBePointGeometry"
>toBePointGeometry</a
>
</li>
<li data-type="method">
<a href="Matchers.Geometries.html#.toBePolygonGeometry"
>toBePolygonGeometry</a
>
</li>
</ul>
</li>
</ul>
</nav>
<div id="main">
<h1 class="page-title">Coordinates</h1>
<section>
<header>
<h2>
<span class="ancestors"><a href="Core.html">Core</a>.</span>
Coordinates
</h2>
</header>
<article>
<div class="container-overview">
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="typedefinitions.js.html">typedefinitions.js</a>,
<a href="typedefinitions.js.html#line78">line 78</a>
</li>
</ul>
</dd>
</dl>
<div class="description usertext">
Coordinate validation functions used within Core.
</div>
</div>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id=".valid2DCoordinate">
<span class="type-signature">(static) </span>valid2DCoordinate<span
class="signature"
>(coordinate)</span
><span class="type-signature"> → {boolean}</span>
</h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="core_coordinates_valid2DCoordinate.js.html"
>core/coordinates/valid2DCoordinate.js</a
>,
<a href="core_coordinates_valid2DCoordinate.js.html#line17"
>line 17</a
>
</li>
</ul>
</dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li>
<a
href="https://github.com/M-Scott-Lassiter/jest-geojson/issues/1"
>https://github.com/M-Scott-Lassiter/jest-geojson/issues/1</a
>
</li>
</ul>
</dd>
</dl>
<div class="description usertext">
Verifies a two element coordinate meets WGS-84 and GeoJSON validity
requirements.
</div>
<h5>Example</h5>
<pre
class="prettyprint"
><code>const goodCoord = valid2DCoordinate([10, 20]) // true
const badExample1 = valid2DBoundingBox([10, -200]) // throws error for latitude being out of range
const badExample2 = valid2DBoundingBox([10, 20, 0]) // throws error for 3D Coordinate</code></pre>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>coordinate</code></td>
<td class="type">
<span class="param-type">Array.<number></span>
</td>
<td class="description last">
A WGS-84 array of [longitude, latitude]
</td>
</tr>
</tbody>
</table>
<h5>Throws:</h5>
<ul>
<li>
<dl>
<dt>
<div class="param-desc usertext">
Input must be an array of only two elments
</div>
</dt>
<dd></dd>
<dt>
<dl class="param-type">
<dt>Type</dt>
<dd>
<span class="param-type">Error</span>
</dd>
</dl>
</dt>
<dd></dd>
</dl>
</li>
<li>
<dl>
<dt>
<div class="param-desc usertext">
Longitude must be a number between -180 and 180
</div>
</dt>
<dd></dd>
<dt>
<dl class="param-type">
<dt>Type</dt>
<dd>
<span class="param-type">RangeError</span>
</dd>
</dl>
</dt>
<dd></dd>
</dl>
</li>
<li>
<dl>
<dt>
<div class="param-desc usertext">
Latitude must be a number between -90 and 90
</div>
</dt>
<dd></dd>
<dt>
<dl class="param-type">
<dt>Type</dt>
<dd>
<span class="param-type">RangeError</span>
</dd>
</dl>
</dt>
<dd></dd>
</dl>
</li>
</ul>
<h5>Returns:</h5>
<div class="param-desc">
True if a valid 2D GeoJSON coordinate. If invalid, it will throw an error.
</div>
<dl class="param-type">
<dt>Type</dt>
<dd>
<span class="param-type">boolean</span>
</dd>
</dl>
<h4 class="name" id=".valid3DCoordinate">
<span class="type-signature">(static) </span>valid3DCoordinate<span
class="signature"
>(coordinate)</span
><span class="type-signature"> → {boolean}</span>
</h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="core_coordinates_valid3DCoordinate.js.html"
>core/coordinates/valid3DCoordinate.js</a
>,
<a href="core_coordinates_valid3DCoordinate.js.html#line19"
>line 19</a
>
</li>
</ul>
</dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li>
<a
href="https://github.com/M-Scott-Lassiter/jest-geojson/issues/2"
>https://github.com/M-Scott-Lassiter/jest-geojson/issues/2</a
>
</li>
</ul>
</dd>
</dl>
<div class="description usertext">
Verifies a three element coordinate meets WGS-84 and GeoJSON validity
requirements.
</div>
<h5>Example</h5>
<pre
class="prettyprint"
><code>const goodCoord = valid3DCoordinate([10, 20, 0]) // true
const badExample1 = valid3DBoundingBox([10, -200, 0]) // throws error for latitude being out of range
const badExample2 = valid3DBoundingBox([10, 20, '0']) // throws error for altitude being a string instead of number
const badExample3 = valid3DBoundingBox([10, 0]) // throws error for 2D Coordinate</code></pre>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>coordinate</code></td>
<td class="type">
<span class="param-type">Array.<number></span>
</td>
<td class="description last">
A WGS-84 array of [longitude, latitude, alititude]
</td>
</tr>
</tbody>
</table>
<h5>Throws:</h5>
<ul>
<li>
<dl>
<dt>
<div class="param-desc usertext">
Input must be an array of only three elments
</div>
</dt>
<dd></dd>
<dt>
<dl class="param-type">
<dt>Type</dt>
<dd>
<span class="param-type">Error</span>
</dd>
</dl>
</dt>
<dd></dd>
</dl>
</li>
<li>
<dl>
<dt>
<div class="param-desc usertext">
Altitude value must be numeric
</div>
</dt>
<dd></dd>
<dt>
<dl class="param-type">
<dt>Type</dt>
<dd>
<span class="param-type">Error</span>
</dd>
</dl>
</dt>
<dd></dd>
</dl>
</li>
</ul>
<h5>Returns:</h5>
<div class="param-desc">
True if a valid 3D GeoJSON coordinate. If invalid, it will throw an error.
</div>
<dl class="param-type">
<dt>Type</dt>
<dd>
<span class="param-type">boolean</span>
</dd>
</dl>
<h4 class="name" id=".validCoordinate">
<span class="type-signature">(static) </span>validCoordinate<span
class="signature"
>(coordinate)</span
><span class="type-signature"> → {boolean}</span>
</h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="core_coordinates_validCoordinate.js.html"
>core/coordinates/validCoordinate.js</a
>,
<a href="core_coordinates_validCoordinate.js.html#line19"
>line 19</a
>
</li>
</ul>
</dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li>
<a
href="https://github.com/M-Scott-Lassiter/jest-geojson/issues/4"
>https://github.com/M-Scott-Lassiter/jest-geojson/issues/4</a
>
</li>
</ul>
</dd>
</dl>
<div class="description usertext">
Verifies a two or three element coordinate meets WGS-84 and GeoJSON validity
requirements.
</div>
<h5>Example</h5>
<pre
class="prettyprint"
><code>const goodCoord1 = validCoordinate([10, 20]) // true
const goodCoord2 = validCoordinate([10, 20, 0]) // true
const badExample1 = validCoordinate([10, -200]) // throws error for latitude being out of range
const badExample2 = validCoordinate([10, 20, '0']) // throws error for altitude being a string instead of number</code></pre>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>coordinate</code></td>
<td class="type">
<span class="param-type">Array.<number></span>
</td>
<td class="description last">
A WGS-84 array of [longitude, latitude] or [longitude, latitude,
alititude]
</td>
</tr>
</tbody>
</table>
<h5>Throws:</h5>
<dl>
<dt>
<div class="param-desc usertext">
Input must be an array of only two or three elments
</div>
</dt>
<dd></dd>
<dt>
<dl class="param-type">
<dt>Type</dt>
<dd>
<span class="param-type">Error</span>
</dd>
</dl>
</dt>
<dd></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
True if a valid 2D or 3D GeoJSON coordinate. If invalid, it will throw an
error.
</div>
<dl class="param-type">
<dt>Type</dt>
<dd>
<span class="param-type">boolean</span>
</dd>
</dl>
</article>
</section>
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