turf-distance - npm Package Compare versions

Comparing version 0.1.5 to 1.0.0

bench.js

index.js

		@@ -5,34 +5,34 @@ //http://en.wikipedia.org/wiki/Haversine_formula
		module.exports = function(point1, point2, units){
		var coordinates1 = point1.geometry.coordinates
		var coordinates2 = point2.geometry.coordinates
		var coordinates1 = point1.geometry.coordinates;
		var coordinates2 = point2.geometry.coordinates;

		var dLat = toRad(coordinates2[1] - coordinates1[1])
		var dLon = toRad(coordinates2[0] - coordinates1[0])
		var lat1 = toRad(coordinates1[1])
		var lat2 = toRad(coordinates2[1])
		var dLat = toRad(coordinates2[1] - coordinates1[1]);
		var dLon = toRad(coordinates2[0] - coordinates1[0]);
		var lat1 = toRad(coordinates1[1]);
		var lat2 = toRad(coordinates2[1]);
		var a = Math.sin(dLat/2) * Math.sin(dLat/2) +
		Math.sin(dLon/2) * Math.sin(dLon/2) * Math.cos(lat1) * Math.cos(lat2)
		var c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1-a))
		Math.sin(dLon/2) * Math.sin(dLon/2) * Math.cos(lat1) * Math.cos(lat2);
		var c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1-a));

		var R = 0
		var R = 0;
		switch(units){
		case 'miles':
		R = 3960
		R = 3960;
		break
		case 'kilometers':
		R = 6373
		R = 6373;
		break
		case 'degrees':
		R = 57.2957795
		R = 57.2957795;
		break
		case 'radians':
		R = 1
		R = 1;
		break
		}
		var distance = R * c
		return distance
		var distance = R * c;
		return distance;
		}

		function toRad(degree){
		return degree * Math.PI / 180
		return degree * Math.PI / 180;
		}

package.json

		{
		"name": "turf-distance",
		"version": "0.1.5",
		"version": "1.0.0",
		"description": "turf distance module",
		@@ -26,4 +26,5 @@ "main": "index.js",
		"devDependencies": {
		"tape": "^2.13.3"
		"benchmark": "^1.0.0",
		"tape": "^3.0.3"
		}
		}

test.js

		@@ -1,3 +0,3 @@
		var test = require('tape')
		var distance = require('./')
		var test = require('tape');
		var distance = require('./');

		@@ -8,12 +8,12 @@ test('distance', function(t){
		"geometry": {"type": "Point", "coordinates": [-75.4, 39.4]}
		}
		};
		var pt2 = {
		"type": "Feature",
		"geometry": {"type": "Point", "coordinates": [-75.534, 39.123]}
		}
		};

		var dist = distance(pt1, pt2, 'miles')
		t.ok(dist, 'should return a distance')
		var dist = distance(pt1, pt2, 'miles');
		t.ok(dist, 'should return a distance');

		t.end()
		})
		t.end();
		});

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