@turf/projection - npm Package Compare versions

Comparing version 7.1.0 to 7.2.0

dist/cjs/index.cjs

@@ -14,9 +14,7 @@ "use strict";Object.defineProperty(exports, "__esModule", {value: true});// index.ts
   var mutate = options.mutate;
-  if (!geojson)
-    throw new Error("geojson is required");
+  if (!geojson) throw new Error("geojson is required");
   if (Array.isArray(geojson) && _helpers.isNumber.call(void 0, geojson[0]))
     geojson = projection === "mercator" ? convertToMercator(geojson) : convertToWgs84(geojson);
   else {
-    if (mutate !== true)
-      geojson = _clone.clone.call(void 0, geojson);
+    if (mutate !== true) geojson = _clone.clone.call(void 0, geojson);
     _meta.coordEach.call(void 0, geojson, function(coord) {
@@ -37,10 +35,6 @@ var newCoord = projection === "mercator" ? convertToMercator(coord) : convertToWgs84(coord);
   ];
-  if (xy[0] > MAXEXTENT)
-    xy[0] = MAXEXTENT;
-  if (xy[0] < -MAXEXTENT)
-    xy[0] = -MAXEXTENT;
-  if (xy[1] > MAXEXTENT)
-    xy[1] = MAXEXTENT;
-  if (xy[1] < -MAXEXTENT)
-    xy[1] = -MAXEXTENT;
+  if (xy[0] > MAXEXTENT) xy[0] = MAXEXTENT;
+  if (xy[0] < -MAXEXTENT) xy[0] = -MAXEXTENT;
+  if (xy[1] > MAXEXTENT) xy[1] = MAXEXTENT;
+  if (xy[1] < -MAXEXTENT) xy[1] = -MAXEXTENT;
   return xy;
@@ -47,0 +41,0 @@ }

dist/cjs/index.cjs.map

@@ -1,1 +0,1 @@
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convertToMercator(geojson)\n        : convertToWgs84(geojson);\n  // Handle GeoJSON\n  else {\n    // Handle possible data mutation\n    if (mutate !== true) geojson = clone(geojson);\n\n    coordEach(geojson, function (coord) {\n      var newCoord =\n        projection === \"mercator\"\n          ? convertToMercator(coord)\n          : convertToWgs84(coord);\n      coord[0] = newCoord[0];\n      coord[1] = newCoord[1];\n    });\n  }\n  return geojson;\n}\n\n/**\n * Convert lon/lat values to 900913 x/y.\n * (from https://github.com/mapbox/sphericalmercator)\n *\n * @private\n * @param {Array<number>} lonLat WGS84 point\n * @returns {Array<number>} Mercator [x, y] point\n */\nfunction convertToMercator(lonLat: number[]) {\n  var D2R = Math.PI / 180,\n    // 900913 properties\n    A = 6378137.0,\n    MAXEXTENT = 20037508.342789244;\n\n  // compensate longitudes passing the 180th meridian\n  // from https://github.com/proj4js/proj4js/blob/master/lib/common/adjust_lon.js\n  var adjusted =\n    Math.abs(lonLat[0]) <= 180 ? lonLat[0] : lonLat[0] - sign(lonLat[0]) * 360;\n  var xy = [\n    A * adjusted * D2R,\n    A * Math.log(Math.tan(Math.PI * 0.25 + 0.5 * lonLat[1] * D2R)),\n  ];\n\n  // if xy value is beyond maxextent (e.g. poles), return maxextent\n  if (xy[0] > MAXEXTENT) xy[0] = MAXEXTENT;\n  if (xy[0] < -MAXEXTENT) xy[0] = -MAXEXTENT;\n  if (xy[1] > MAXEXTENT) xy[1] = MAXEXTENT;\n  if (xy[1] < -MAXEXTENT) xy[1] = -MAXEXTENT;\n\n  return xy;\n}\n\n/**\n * Convert 900913 x/y values to lon/lat.\n * (from https://github.com/mapbox/sphericalmercator)\n *\n * @private\n * @param {Array<number>} xy Mercator [x, y] point\n * @returns {Array<number>} WGS84 [lon, lat] point\n */\nfunction convertToWgs84(xy: number[]) {\n  // 900913 properties.\n  var R2D = 180 / Math.PI;\n  var A = 6378137.0;\n\n  return [\n    (xy[0] * R2D) / A,\n    (Math.PI * 0.5 - 2.0 * Math.atan(Math.exp(-xy[1] / A))) * R2D,\n  ];\n}\n\n/**\n * Returns the sign of the input, or zero\n *\n * @private\n * @param {number} x input\n * @returns {number} -1|0|1 output\n */\nfunction sign(x: number) {\n  return x < 0 ? -1 : x > 0 ? 1 : 0;\n}\n\nexport { toMercator, toWgs84 };\n"]}
+{"version":3,"sources":["/home/runner/work/turf/turf/packages/turf-projection/dist/cjs/index.cjs","../../index.ts"],"names":[],"mappings":"AAAA;ACCA,kCAA0B;AAC1B,wCAAqC;AACrC,oCAAsB;AAiBtB,SAAS,UAAA,CACP,OAAA,EACA,QAAA,EAAgC,CAAC,CAAA,EAC9B;AACH,EAAA,OAAO,OAAA,CAAQ,OAAA,EAAS,UAAA,EAAY,OAAO,CAAA;AAC7C;AAiBA,SAAS,OAAA,CACP,OAAA,EACA,QAAA,EAAgC,CAAC,CAAA,EAC9B;AACH,EAAA,OAAO,OAAA,CAAQ,OAAA,EAAS,OAAA,EAAS,OAAO,CAAA;AAC1C;AAYA,SAAS,OAAA,CACP,OAAA,EACA,UAAA,EACA,QAAA,EAAgC,CAAC,CAAA,EAC5B;AAEL,EAAA,QAAA,EAAU,QAAA,GAAW,CAAC,CAAA;AACtB,EAAA,IAAI,OAAA,EAAS,OAAA,CAAQ,MAAA;AAGrB,EAAA,GAAA,CAAI,CAAC,OAAA,EAAS,MAAM,IAAI,KAAA,CAAM,qBAAqB,CAAA;AAGnD,EAAA,GAAA,CAAI,KAAA,CAAM,OAAA,CAAQ,OAAO,EAAA,GAAK,+BAAA,OAAS,CAAQ,CAAC,CAAC,CAAA;AAC/C,IAAA,QAAA,EACE,WAAA,IAAe,WAAA,EACX,iBAAA,CAAkB,OAAO,EAAA,EACzB,cAAA,CAAe,OAAO,CAAA;AAAA,EAAA,KAEzB;AAEH,IAAA,GAAA,CAAI,OAAA,IAAW,IAAA,EAAM,QAAA,EAAU,0BAAA,OAAa,CAAA;AAE5C,IAAA,6BAAA,OAAU,EAAS,QAAA,CAAU,KAAA,EAAO;AAClC,MAAA,IAAI,SAAA,EACF,WAAA,IAAe,WAAA,EACX,iBAAA,CAAkB,KAAK,EAAA,EACvB,cAAA,CAAe,KAAK,CAAA;AAC1B,MAAA,KAAA,CAAM,CAAC,EAAA,EAAI,QAAA,CAAS,CAAC,CAAA;AACrB,MAAA,KAAA,CAAM,CAAC,EAAA,EAAI,QAAA,CAAS,CAAC,CAAA;AAAA,IACvB,CAAC,CAAA;AAAA,EACH;AACA,EAAA,OAAO,OAAA;AACT;AAUA,SAAS,iBAAA,CAAkB,MAAA,EAAkB;AAC3C,EAAA,IAAI,IAAA,EAAM,IAAA,CAAK,GAAA,EAAK,GAAA,EAElB,EAAA,EAAI,OAAA,EACJ,UAAA,EAAY,oBAAA;AAId,EAAA,IAAI,SAAA,EACF,IAAA,CAAK,GAAA,CAAI,MAAA,CAAO,CAAC,CAAC,EAAA,GAAK,IAAA,EAAM,MAAA,CAAO,CAAC,EAAA,EAAI,MAAA,CAAO,CAAC,EAAA,EAAI,IAAA,CAAK,MAAA,CAAO,CAAC,CAAC,EAAA,EAAI,GAAA;AACzE,EAAA,IAAI,GAAA,EAAK;AAAA,IACP,EAAA,EAAI,SAAA,EAAW,GAAA;AAAA,IACf,EAAA,EAAI,IAAA,CAAK,GAAA,CAAI,IAAA,CAAK,GAAA,CAAI,IAAA,CAAK,GAAA,EAAK,KAAA,EAAO,IAAA,EAAM,MAAA,CAAO,CAAC,EAAA,EAAI,GAAG,CAAC;AAAA,EAC/D,CAAA;AAGA,EAAA,GAAA,CAAI,EAAA,CAAG,CAAC,EAAA,EAAI,SAAA,EAAW,EAAA,CAAG,CAAC,EAAA,EAAI,SAAA;AAC/B,EAAA,GAAA,CAAI,EAAA,CAAG,CAAC,EAAA,EAAI,CAAC,SAAA,EAAW,EAAA,CAAG,CAAC,EAAA,EAAI,CAAC,SAAA;AACjC,EAAA,GAAA,CAAI,EAAA,CAAG,CAAC,EAAA,EAAI,SAAA,EAAW,EAAA,CAAG,CAAC,EAAA,EAAI,SAAA;AAC/B,EAAA,GAAA,CAAI,EAAA,CAAG,CAAC,EAAA,EAAI,CAAC,SAAA,EAAW,EAAA,CAAG,CAAC,EAAA,EAAI,CAAC,SAAA;AAEjC,EAAA,OAAO,EAAA;AACT;AAUA,SAAS,cAAA,CAAe,EAAA,EAAc;AAEpC,EAAA,IAAI,IAAA,EAAM,IAAA,EAAM,IAAA,CAAK,EAAA;AACrB,EAAA,IAAI,EAAA,EAAI,OAAA;AAER,EAAA,OAAO;AAAA,IACJ,EAAA,CAAG,CAAC,EAAA,EAAI,IAAA,EAAO,CAAA;AAAA,IAAA,CACf,IAAA,CAAK,GAAA,EAAK,IAAA,EAAM,EAAA,EAAM,IAAA,CAAK,IAAA,CAAK,IAAA,CAAK,GAAA,CAAI,CAAC,EAAA,CAAG,CAAC,EAAA,EAAI,CAAC,CAAC,CAAA,EAAA,EAAK;AAAA,EAC5D,CAAA;AACF;AASA,SAAS,IAAA,CAAK,CAAA,EAAW;AACvB,EAAA,OAAO,EAAA,EAAI,EAAA,EAAI,CAAA,EAAA,EAAK,EAAA,EAAI,EAAA,EAAI,EAAA,EAAI,CAAA;AAClC;ADxGA;AACE;AACA;AACF,2DAAC","file":"/home/runner/work/turf/turf/packages/turf-projection/dist/cjs/index.cjs","sourcesContent":[null,"import { Position } from \"geojson\";\nimport { coordEach } from \"@turf/meta\";\nimport { AllGeoJSON, isNumber } from \"@turf/helpers\";\nimport { clone } from \"@turf/clone\";\n\n/**\n * Converts a WGS84 GeoJSON object into Mercator (EPSG:900913) projection\n *\n * @function\n * @param {GeoJSON|Position} geojson WGS84 GeoJSON object\n * @param {Object} [options] Optional parameters\n * @param {boolean} [options.mutate=false] allows GeoJSON input to be mutated (significant performance increase if true)\n * @returns {GeoJSON} Projected GeoJSON\n * @example\n * var pt = turf.point([-71,41]);\n * var converted = turf.toMercator(pt);\n *\n * //addToMap\n * var addToMap = [pt, converted];\n */\nfunction toMercator<G = AllGeoJSON | Position>(\n  geojson: G,\n  options: { mutate?: boolean } = {}\n): G {\n  return convert(geojson, \"mercator\", options);\n}\n\n/**\n * Converts a Mercator (EPSG:900913) GeoJSON object into WGS84 projection\n *\n * @function\n * @param {GeoJSON|Position} geojson Mercator GeoJSON object\n * @param {Object} [options] Optional parameters\n * @param {boolean} [options.mutate=false] allows GeoJSON input to be mutated (significant performance increase if true)\n * @returns {GeoJSON} Projected GeoJSON\n * @example\n * var pt = turf.point([-7903683.846322424, 5012341.663847514]);\n * var converted = turf.toWgs84(pt);\n *\n * //addToMap\n * var addToMap = [pt, converted];\n */\nfunction toWgs84<G = AllGeoJSON | Position>(\n  geojson: G,\n  options: { mutate?: boolean } = {}\n): G {\n  return convert(geojson, \"wgs84\", options);\n}\n\n/**\n * Converts a GeoJSON coordinates to the defined `projection`\n *\n * @private\n * @param {GeoJSON} geojson GeoJSON Feature or Geometry\n * @param {string} projection defines the projection system to convert the coordinates to\n * @param {Object} [options] Optional parameters\n * @param {boolean} [options.mutate=false] allows GeoJSON input to be mutated (significant performance increase if true)\n * @returns {GeoJSON} Converted GeoJSON\n */\nfunction convert(\n  geojson: any,\n  projection: string,\n  options: { mutate?: boolean } = {}\n): any {\n  // Optional parameters\n  options = options || {};\n  var mutate = options.mutate;\n\n  // Validation\n  if (!geojson) throw new Error(\"geojson is required\");\n\n  // Handle Position\n  if (Array.isArray(geojson) && isNumber(geojson[0]))\n    geojson =\n      projection === \"mercator\"\n        ? convertToMercator(geojson)\n        : convertToWgs84(geojson);\n  // Handle GeoJSON\n  else {\n    // Handle possible data mutation\n    if (mutate !== true) geojson = clone(geojson);\n\n    coordEach(geojson, function (coord) {\n      var newCoord =\n        projection === \"mercator\"\n          ? convertToMercator(coord)\n          : convertToWgs84(coord);\n      coord[0] = newCoord[0];\n      coord[1] = newCoord[1];\n    });\n  }\n  return geojson;\n}\n\n/**\n * Convert lon/lat values to 900913 x/y.\n * (from https://github.com/mapbox/sphericalmercator)\n *\n * @private\n * @param {Array<number>} lonLat WGS84 point\n * @returns {Array<number>} Mercator [x, y] point\n */\nfunction convertToMercator(lonLat: number[]) {\n  var D2R = Math.PI / 180,\n    // 900913 properties\n    A = 6378137.0,\n    MAXEXTENT = 20037508.342789244;\n\n  // compensate longitudes passing the 180th meridian\n  // from https://github.com/proj4js/proj4js/blob/master/lib/common/adjust_lon.js\n  var adjusted =\n    Math.abs(lonLat[0]) <= 180 ? lonLat[0] : lonLat[0] - sign(lonLat[0]) * 360;\n  var xy = [\n    A * adjusted * D2R,\n    A * Math.log(Math.tan(Math.PI * 0.25 + 0.5 * lonLat[1] * D2R)),\n  ];\n\n  // if xy value is beyond maxextent (e.g. poles), return maxextent\n  if (xy[0] > MAXEXTENT) xy[0] = MAXEXTENT;\n  if (xy[0] < -MAXEXTENT) xy[0] = -MAXEXTENT;\n  if (xy[1] > MAXEXTENT) xy[1] = MAXEXTENT;\n  if (xy[1] < -MAXEXTENT) xy[1] = -MAXEXTENT;\n\n  return xy;\n}\n\n/**\n * Convert 900913 x/y values to lon/lat.\n * (from https://github.com/mapbox/sphericalmercator)\n *\n * @private\n * @param {Array<number>} xy Mercator [x, y] point\n * @returns {Array<number>} WGS84 [lon, lat] point\n */\nfunction convertToWgs84(xy: number[]) {\n  // 900913 properties.\n  var R2D = 180 / Math.PI;\n  var A = 6378137.0;\n\n  return [\n    (xy[0] * R2D) / A,\n    (Math.PI * 0.5 - 2.0 * Math.atan(Math.exp(-xy[1] / A))) * R2D,\n  ];\n}\n\n/**\n * Returns the sign of the input, or zero\n *\n * @private\n * @param {number} x input\n * @returns {number} -1|0|1 output\n */\nfunction sign(x: number) {\n  return x < 0 ? -1 : x > 0 ? 1 : 0;\n}\n\nexport { toMercator, toWgs84 };\n"]}

dist/cjs/index.d.cts

@@ -7,3 +7,3 @@ import { Position } from 'geojson';
  *
- * @name toMercator
+ * @function
  * @param {GeoJSON|Position} geojson WGS84 GeoJSON object
@@ -26,3 +26,3 @@ * @param {Object} [options] Optional parameters
  *
- * @name toWgs84
+ * @function
  * @param {GeoJSON|Position} geojson Mercator GeoJSON object
@@ -29,0 +29,0 @@ * @param {Object} [options] Optional parameters

dist/esm/index.d.ts

@@ -7,3 +7,3 @@ import { Position } from 'geojson';
  *
- * @name toMercator
+ * @function
  * @param {GeoJSON|Position} geojson WGS84 GeoJSON object
@@ -26,3 +26,3 @@ * @param {Object} [options] Optional parameters
  *
- * @name toWgs84
+ * @function
  * @param {GeoJSON|Position} geojson Mercator GeoJSON object
@@ -29,0 +29,0 @@ * @param {Object} [options] Optional parameters

dist/esm/index.js

@@ -14,9 +14,7 @@ // index.ts
   var mutate = options.mutate;
-  if (!geojson)
-    throw new Error("geojson is required");
+  if (!geojson) throw new Error("geojson is required");
   if (Array.isArray(geojson) && isNumber(geojson[0]))
     geojson = projection === "mercator" ? convertToMercator(geojson) : convertToWgs84(geojson);
   else {
-    if (mutate !== true)
-      geojson = clone(geojson);
+    if (mutate !== true) geojson = clone(geojson);
     coordEach(geojson, function(coord) {
@@ -37,10 +35,6 @@ var newCoord = projection === "mercator" ? convertToMercator(coord) : convertToWgs84(coord);
   ];
-  if (xy[0] > MAXEXTENT)
-    xy[0] = MAXEXTENT;
-  if (xy[0] < -MAXEXTENT)
-    xy[0] = -MAXEXTENT;
-  if (xy[1] > MAXEXTENT)
-    xy[1] = MAXEXTENT;
-  if (xy[1] < -MAXEXTENT)
-    xy[1] = -MAXEXTENT;
+  if (xy[0] > MAXEXTENT) xy[0] = MAXEXTENT;
+  if (xy[0] < -MAXEXTENT) xy[0] = -MAXEXTENT;
+  if (xy[1] > MAXEXTENT) xy[1] = MAXEXTENT;
+  if (xy[1] < -MAXEXTENT) xy[1] = -MAXEXTENT;
   return xy;
@@ -47,0 +41,0 @@ }

dist/esm/index.js.map

@@ -1,1 +0,1 @@
-{"version":3,"sources":["../../index.ts"],"sourcesContent":["import { Position } from \"geojson\";\nimport { coordEach } from \"@turf/meta\";\nimport { AllGeoJSON, isNumber } from \"@turf/helpers\";\nimport { clone } from \"@turf/clone\";\n\n/**\n * Converts a WGS84 GeoJSON object into Mercator (EPSG:900913) projection\n *\n * @name toMercator\n * @param {GeoJSON|Position} geojson WGS84 GeoJSON object\n * @param {Object} [options] Optional parameters\n * @param {boolean} [options.mutate=false] allows GeoJSON input to be mutated (significant performance increase if true)\n * @returns {GeoJSON} Projected GeoJSON\n * @example\n * var pt = turf.point([-71,41]);\n * var converted = turf.toMercator(pt);\n *\n * //addToMap\n * var addToMap = [pt, converted];\n */\nfunction toMercator<G = AllGeoJSON | Position>(\n  geojson: G,\n  options: { mutate?: boolean } = {}\n): G {\n  return convert(geojson, \"mercator\", options);\n}\n\n/**\n * Converts a Mercator (EPSG:900913) GeoJSON object into WGS84 projection\n *\n * @name toWgs84\n * @param {GeoJSON|Position} geojson Mercator GeoJSON object\n * @param {Object} [options] Optional parameters\n * @param {boolean} [options.mutate=false] allows GeoJSON input to be mutated (significant performance increase if true)\n * @returns {GeoJSON} Projected GeoJSON\n * @example\n * var pt = turf.point([-7903683.846322424, 5012341.663847514]);\n * var converted = turf.toWgs84(pt);\n *\n * //addToMap\n * var addToMap = [pt, converted];\n */\nfunction toWgs84<G = AllGeoJSON | Position>(\n  geojson: G,\n  options: { mutate?: boolean } = {}\n): G {\n  return convert(geojson, \"wgs84\", options);\n}\n\n/**\n * Converts a GeoJSON coordinates to the defined `projection`\n *\n * @private\n * @param {GeoJSON} geojson GeoJSON Feature or Geometry\n * @param {string} projection defines the projection system to convert the coordinates to\n * @param {Object} [options] Optional parameters\n * @param {boolean} [options.mutate=false] allows GeoJSON input to be mutated (significant performance increase if true)\n * @returns {GeoJSON} Converted GeoJSON\n */\nfunction convert(\n  geojson: any,\n  projection: string,\n  options: { mutate?: boolean } = {}\n): any {\n  // Optional parameters\n  options = options || {};\n  var mutate = options.mutate;\n\n  // Validation\n  if (!geojson) throw new Error(\"geojson is required\");\n\n  // Handle Position\n  if (Array.isArray(geojson) && isNumber(geojson[0]))\n    geojson =\n      projection === \"mercator\"\n        ? convertToMercator(geojson)\n        : convertToWgs84(geojson);\n  // Handle GeoJSON\n  else {\n    // Handle possible data mutation\n    if (mutate !== true) geojson = clone(geojson);\n\n    coordEach(geojson, function (coord) {\n      var newCoord =\n        projection === \"mercator\"\n          ? convertToMercator(coord)\n          : convertToWgs84(coord);\n      coord[0] = newCoord[0];\n      coord[1] = newCoord[1];\n    });\n  }\n  return geojson;\n}\n\n/**\n * Convert lon/lat values to 900913 x/y.\n * (from https://github.com/mapbox/sphericalmercator)\n *\n * @private\n * @param {Array<number>} lonLat WGS84 point\n * @returns {Array<number>} Mercator [x, y] point\n */\nfunction convertToMercator(lonLat: number[]) {\n  var D2R = Math.PI / 180,\n    // 900913 properties\n    A = 6378137.0,\n    MAXEXTENT = 20037508.342789244;\n\n  // compensate longitudes passing the 180th meridian\n  // from https://github.com/proj4js/proj4js/blob/master/lib/common/adjust_lon.js\n  var adjusted =\n    Math.abs(lonLat[0]) <= 180 ? lonLat[0] : lonLat[0] - sign(lonLat[0]) * 360;\n  var xy = [\n    A * adjusted * D2R,\n    A * Math.log(Math.tan(Math.PI * 0.25 + 0.5 * lonLat[1] * D2R)),\n  ];\n\n  // if xy value is beyond maxextent (e.g. poles), return maxextent\n  if (xy[0] > MAXEXTENT) xy[0] = MAXEXTENT;\n  if (xy[0] < -MAXEXTENT) xy[0] = -MAXEXTENT;\n  if (xy[1] > MAXEXTENT) xy[1] = MAXEXTENT;\n  if (xy[1] < -MAXEXTENT) xy[1] = -MAXEXTENT;\n\n  return xy;\n}\n\n/**\n * Convert 900913 x/y values to lon/lat.\n * (from https://github.com/mapbox/sphericalmercator)\n *\n * @private\n * @param {Array<number>} xy Mercator [x, y] point\n * @returns {Array<number>} WGS84 [lon, lat] point\n */\nfunction convertToWgs84(xy: number[]) {\n  // 900913 properties.\n  var R2D = 180 / Math.PI;\n  var A = 6378137.0;\n\n  return [\n    (xy[0] * R2D) / A,\n    (Math.PI * 0.5 - 2.0 * Math.atan(Math.exp(-xy[1] / A))) * R2D,\n  ];\n}\n\n/**\n * Returns the sign of the input, or zero\n *\n * @private\n * @param {number} x input\n * @returns {number} -1|0|1 output\n */\nfunction sign(x: number) {\n  return x < 0 ? 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+{"version":3,"sources":["../../index.ts"],"sourcesContent":["import { Position } from \"geojson\";\nimport { coordEach } from \"@turf/meta\";\nimport { AllGeoJSON, isNumber } from \"@turf/helpers\";\nimport { clone } from \"@turf/clone\";\n\n/**\n * Converts a WGS84 GeoJSON object into Mercator (EPSG:900913) projection\n *\n * @function\n * @param {GeoJSON|Position} geojson WGS84 GeoJSON object\n * @param {Object} [options] Optional parameters\n * @param {boolean} [options.mutate=false] allows GeoJSON input to be mutated (significant performance increase if true)\n * @returns {GeoJSON} Projected GeoJSON\n * @example\n * var pt = turf.point([-71,41]);\n * var converted = turf.toMercator(pt);\n *\n * //addToMap\n * var addToMap = [pt, converted];\n */\nfunction toMercator<G = AllGeoJSON | Position>(\n  geojson: G,\n  options: { mutate?: boolean } = {}\n): G {\n  return convert(geojson, \"mercator\", options);\n}\n\n/**\n * Converts a Mercator (EPSG:900913) GeoJSON object into WGS84 projection\n *\n * @function\n * @param {GeoJSON|Position} geojson Mercator GeoJSON object\n * @param {Object} [options] Optional parameters\n * @param {boolean} [options.mutate=false] allows GeoJSON input to be mutated (significant performance increase if true)\n * @returns {GeoJSON} Projected GeoJSON\n * @example\n * var pt = turf.point([-7903683.846322424, 5012341.663847514]);\n * var converted = turf.toWgs84(pt);\n *\n * //addToMap\n * var addToMap = [pt, converted];\n */\nfunction toWgs84<G = AllGeoJSON | Position>(\n  geojson: G,\n  options: { mutate?: boolean } = {}\n): G {\n  return convert(geojson, \"wgs84\", options);\n}\n\n/**\n * Converts a GeoJSON coordinates to the defined `projection`\n *\n * @private\n * @param {GeoJSON} geojson GeoJSON Feature or Geometry\n * @param {string} projection defines the projection system to convert the coordinates to\n * @param {Object} [options] Optional parameters\n * @param {boolean} [options.mutate=false] allows GeoJSON input to be mutated (significant performance increase if true)\n * @returns {GeoJSON} Converted GeoJSON\n */\nfunction convert(\n  geojson: any,\n  projection: string,\n  options: { mutate?: boolean } = {}\n): any {\n  // Optional parameters\n  options = options || {};\n  var mutate = options.mutate;\n\n  // Validation\n  if (!geojson) throw new Error(\"geojson is required\");\n\n  // Handle Position\n  if (Array.isArray(geojson) && isNumber(geojson[0]))\n    geojson =\n      projection === \"mercator\"\n        ? convertToMercator(geojson)\n        : convertToWgs84(geojson);\n  // Handle GeoJSON\n  else {\n    // Handle possible data mutation\n    if (mutate !== true) geojson = clone(geojson);\n\n    coordEach(geojson, function (coord) {\n      var newCoord =\n        projection === \"mercator\"\n          ? convertToMercator(coord)\n          : convertToWgs84(coord);\n      coord[0] = newCoord[0];\n      coord[1] = newCoord[1];\n    });\n  }\n  return geojson;\n}\n\n/**\n * Convert lon/lat values to 900913 x/y.\n * (from https://github.com/mapbox/sphericalmercator)\n *\n * @private\n * @param {Array<number>} lonLat WGS84 point\n * @returns {Array<number>} Mercator [x, y] point\n */\nfunction convertToMercator(lonLat: number[]) {\n  var D2R = Math.PI / 180,\n    // 900913 properties\n    A = 6378137.0,\n    MAXEXTENT = 20037508.342789244;\n\n  // compensate longitudes passing the 180th meridian\n  // from https://github.com/proj4js/proj4js/blob/master/lib/common/adjust_lon.js\n  var adjusted =\n    Math.abs(lonLat[0]) <= 180 ? lonLat[0] : lonLat[0] - sign(lonLat[0]) * 360;\n  var xy = [\n    A * adjusted * D2R,\n    A * Math.log(Math.tan(Math.PI * 0.25 + 0.5 * lonLat[1] * D2R)),\n  ];\n\n  // if xy value is beyond maxextent (e.g. poles), return maxextent\n  if (xy[0] > MAXEXTENT) xy[0] = MAXEXTENT;\n  if (xy[0] < -MAXEXTENT) xy[0] = -MAXEXTENT;\n  if (xy[1] > MAXEXTENT) xy[1] = MAXEXTENT;\n  if (xy[1] < -MAXEXTENT) xy[1] = -MAXEXTENT;\n\n  return xy;\n}\n\n/**\n * Convert 900913 x/y values to lon/lat.\n * (from https://github.com/mapbox/sphericalmercator)\n *\n * @private\n * @param {Array<number>} xy Mercator [x, y] point\n * @returns {Array<number>} WGS84 [lon, lat] point\n */\nfunction convertToWgs84(xy: number[]) {\n  // 900913 properties.\n  var R2D = 180 / Math.PI;\n  var A = 6378137.0;\n\n  return [\n    (xy[0] * R2D) / A,\n    (Math.PI * 0.5 - 2.0 * Math.atan(Math.exp(-xy[1] / A))) * R2D,\n  ];\n}\n\n/**\n * Returns the sign of the input, or zero\n *\n * @private\n * @param {number} x input\n * @returns {number} -1|0|1 output\n */\nfunction sign(x: number) {\n  return x < 0 ? 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package.json

 {
   "name": "@turf/projection",
-  "version": "7.1.0",
+  "version": "7.2.0",
   "description": "turf projection module",
@@ -67,5 +67,5 @@ "author": "Turf Authors",
   "devDependencies": {
-    "@turf/truncate": "^7.1.0",
+    "@turf/truncate": "^7.2.0",
     "@types/benchmark": "^2.1.5",
-    "@types/tape": "^4.2.32",
+    "@types/tape": "^4.13.4",
     "benchmark": "^2.1.4",
@@ -75,16 +75,16 @@ "load-json-file": "^7.0.1",
     "proj4": "^2.9.2",
-    "tape": "^5.7.2",
-    "tsup": "^8.0.1",
-    "tsx": "^4.6.2",
-    "typescript": "^5.2.2",
+    "tape": "^5.9.0",
+    "tsup": "^8.3.5",
+    "tsx": "^4.19.2",
+    "typescript": "^5.5.4",
     "write-json-file": "^5.0.0"
   },
   "dependencies": {
-    "@turf/clone": "^7.1.0",
-    "@turf/helpers": "^7.1.0",
-    "@turf/meta": "^7.1.0",
+    "@turf/clone": "^7.2.0",
+    "@turf/helpers": "^7.2.0",
+    "@turf/meta": "^7.2.0",
     "@types/geojson": "^7946.0.10",
-    "tslib": "^2.6.2"
+    "tslib": "^2.8.1"
   },
-  "gitHead": "68915eeebc9278bb40dec3f1034499698a0561ef"
+  "gitHead": "7b0f0374c4668cd569f8904c71e2ae7d941be867"
 }

README.md

@@ -12,3 +12,3 @@ # @turf/projection
 *   `geojson` **([GeoJSON][1] | [Position][2])** WGS84 GeoJSON object
-*   `options` **[Object][3]?** Optional parameters
+*   `options` **[Object][3]?** Optional parameters (optional, default `{}`)
 
@@ -36,3 +36,3 @@ *   `options.mutate` **[boolean][4]** allows GeoJSON input to be mutated (significant performance increase if true) (optional, default `false`)
 *   `geojson` **([GeoJSON][1] | [Position][2])** Mercator GeoJSON object
-*   `options` **[Object][3]?** Optional parameters
+*   `options` **[Object][3]?** Optional parameters (optional, default `{}`)
 
@@ -39,0 +39,0 @@ *   `options.mutate` **[boolean][4]** allows GeoJSON input to be mutated (significant performance increase if true) (optional, default `false`)

No alert changes

Improved metrics

Total package byte prevSize

25388

4.68%

Worsened metrics

Lines of code

144

-7.69%

Dependency changes

• Updated

  @turf/clone@^7.2.0

• Updated

  @turf/helpers@^7.2.0

• Updated

  @turf/meta@^7.2.0

• Updated

  tslib@^2.8.1