From b6b20ff16c022d715b0b7a8e8382046461c60d87 Mon Sep 17 00:00:00 2001
From: Matthew Bloch <mbloch@nytimes.com>
Date: Thu, 30 Nov 2023 10:12:36 -0500
Subject: [PATCH] v0.6.52

---
 CHANGELOG.md      |  6 +++++-
 REFERENCE.md      | 10 +++++++---
 package-lock.json |  4 ++--
 package.json      |  4 ++--
 4 files changed, 16 insertions(+), 8 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2679ad07..a76d1d28 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+v0.6.52
+* Added -calc + option, which saves calc output to a new layer.
+* Added -info + option, which saves info output to a new layer.
+
 v0.6.51
 * Improved support for running applyCommands() api function in a web browser.
 
@@ -17,7 +21,7 @@ v0.6.47
 
 v0.6.46
 * Added save to clipboard option to web UI export menu.
-* In -each expressions, `this.geojson` setter now accepts nulls and FeatureCollectsions in addition to single Features.
+* In -each expressions, `this.geojson` setter now accepts nulls and FeatureCollections in addition to single Features.
 
 v0.6.45
 * Added -o hoist=<fields> option for moving GeoJSON Feature properties to the root of each Feature.
diff --git a/REFERENCE.md b/REFERENCE.md
index 0b6a8633..18e7e93e 100644
--- a/REFERENCE.md
+++ b/REFERENCE.md
@@ -1,6 +1,6 @@
 # COMMAND REFERENCE
 
-This documentation applies to version 0.6.47 of mapshaper's command line program. Run `mapshaper -v` to check your version. For an introduction to the command line tool, read [this page](https://github.com/mbloch/mapshaper/wiki/Introduction-to-the-Command-Line-Tool) first.
+This documentation applies to version 0.6.52 of mapshaper's command line program. Run `mapshaper -v` to check your version. For an introduction to the command line tool, read [this page](https://github.com/mbloch/mapshaper/wiki/Introduction-to-the-Command-Line-Tool) first.
 
 ## Command line syntax
 
@@ -602,6 +602,7 @@ Polygon layers
 - `this.centroidY` Y-coord of centroid
 - `this.innerX` X-coord of an interior point (for anchoring symbols or labels)
 - `this.innerY` Y-coord of an interior point
+- `this.perimeter` Perimeter of each feature. For lat-long datasets, returns length in meters.
 
 Polyline layers
 - `this.length` Length of each polyline feature. For lat-long datasets, returns length in meters.
@@ -1518,8 +1519,9 @@ mapshaper data.csv \
 `<expression>` or `expression=` JS expression containing calls to one or more `-calc` functions.
 
 `where=`  Perform calculations on a subset of records, using a boolean JS expression as a filter (similar to [`-filter`](#-filter) command).
-
-Common options: `target=`
+`+` Save output to a layer.
+`name=` Name the output layer (default name is "calc").
+`target=`
 
 **Examples**
 
@@ -1559,6 +1561,8 @@ mapshaper mystery_file.json -info
 ```
 
 `save-to=` Save information to a .json file.
+`+` Save output to a layer.
+`name=` Name the output layer (default name is "info").
 
 ### -inspect
 
diff --git a/package-lock.json b/package-lock.json
index 771258e2..56037ab4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "mapshaper",
-  "version": "0.6.51",
+  "version": "0.6.52",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "mapshaper",
-      "version": "0.6.51",
+      "version": "0.6.52",
       "license": "MPL-2.0",
       "dependencies": {
         "@placemarkio/tokml": "^0.3.3",
diff --git a/package.json b/package.json
index de8bad3f..7bda8c5f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mapshaper",
-  "version": "0.6.51",
+  "version": "0.6.52",
   "description": "A tool for editing vector datasets for mapping and GIS.",
   "keywords": [
     "shapefile",
@@ -76,7 +76,7 @@
   "mocha": {
     "reporter": "dot",
     "node-option": [
-      "experimental-specifier-resolution=node"
+      "experimental-loader=./test/_loader.js"
     ],
     "check-leaks": true,
     "parallel": true,