Update time zone database to 2024b

README.md

@@ -13,7 +13,7 @@ This is a fork of [darkskyapp/tz-lookup](https://github.com/darkskyapp/tz-lookup
 The following updates have been made to this fork:
 
 - The time zone database uses
-  [2024a](https://github.com/evansiroky/timezone-boundary-builder/releases/tag/2024a). Expect a bunch of changes if you're upgrading from the original `tz-lookup`, including new zone names and shapes.
+  [2024b](https://github.com/evansiroky/timezone-boundary-builder/releases/tag/2024b). Expect a bunch of changes if you're upgrading from the original `tz-lookup`, including new zone names and shapes.
 
 - TypeScript types are now included.
 

rebuild.sh

@@ -3,8 +3,7 @@ set -ex
 
 # Remember to update the README.md with the new version!
 # Latest release is here: https://github.com/evansiroky/timezone-boundary-builder/releases
-TZ="2024a"
-
+TZ="2024b"
 
 rm -rf timezones.geojson.zip dist ne_10m_urban_areas.*
 curl -L --retry 3 -C - \
@@ -16,6 +15,18 @@ curl -L --retry 3 -C - \
 # 76b8c5786af5df4fa18ae615e594347fb464525347038b15f9df15d1396cb7de  ne_10m_urban_areas.shp
 # d387658168a5974d5c8b858af2220c0fdcdfa5b69646d36839e358519816140e  ne_10m_urban_areas.shx
 
-unzip -u timezones.geojson.zip
+# -o: overwrite existing files
+# -u: update existing files and create new ones if needed
+unzip -o -u timezones.geojson.zip
 ogr2ogr -f GeoJSON ne_10m_urban_areas.json ne_10m_urban_areas.shp
+# pack.js takes about a minute to complete. 
+
+# `uglifyjs -mc` takes 300ms and results in a 73k file.
+
+# `terser --compress --mangle` takes ~300ms but is 15 bytes larger.
+
+# `esbuild --minify` takes 200ms and is 10 bytes larger.
+
+# the packed sizes are very similar as most of the payload
+# is the encoded quadtree.
 node pack.js | ./node_modules/.bin/uglifyjs -mc >tz.js

test.js

@@ -435,7 +435,7 @@ describe("tzlookup", function () {
     [[64.0877, 20.1457], "Europe/Stockholm"],
     [[73.5927, -115.9105], "America/Edmonton"],
     [[51.8279, -84.3882], "America/Toronto"],
-    // [[56.5034, -108.7968], "America/Regina"], // doesn't agree with geo-tz
+    [[56.5034, -108.7968], "America/Regina"], 
     [[55.2477, 64.4429], "Asia/Yekaterinburg"],
     [[79.9054, -80.5558], "America/Iqaluit"],
     [[68.1178, 137.7878], "Asia/Vladivostok"],
@@ -452,7 +452,7 @@ describe("tzlookup", function () {
     [[78.2319, -35.9009], "America/Nuuk"],
     [[50.4043, 20.1115], "Europe/Warsaw"],
     [[67.7007, -139.1173], "America/Dawson"],
-    [[46.7656, 96.6875], "Asia/Hovd"],
+    [[46.7656, 96.6875], "Asia/Ulaanbaatar"],
     [[-22.5825, 29.4276], "Africa/Johannesburg"],
     [[59.9827, 92.8622], "Asia/Krasnoyarsk"],
     [[32.2351, 74.7128], "Asia/Karachi"],
@@ -937,7 +937,7 @@ describe("tzlookup", function () {
     [[10.9729, 104.4684], "Asia/Phnom_Penh"],
     [[23.1465, 85.6926], "Asia/Kolkata"],
     [[79.2684, -76.192], "America/Iqaluit"],
-    [[48.3757, 113.5456], "Asia/Choibalsan"],
+    [[48.3757, 113.5456], "Asia/Ulaanbaatar"],
     [[60.9356, -92.9832], "America/Rankin_Inlet"],
     [[-22.592, -52.6535], "America/Sao_Paulo"],
     [[31.451, -87.0409], "America/Chicago"],