feat: generate from IANA database

index.js

@@ -0,0 +1,20 @@
+
+const fs = require('fs');
+
+console.log('Generating Timezone JSON');
+
+const args = process.argv;
+
+if (args.length < 3) {
+    // no file
+    const tzdb = require('@vvo/tzdb');
+    console.log('... from IANA Database');
+    const data = tzdb.getTimeZones({includeUtc: true});
+    fs.writeFile('timezones.json', JSON.stringify(data), (err) => {
+        if (err) throw err;
+        console.log('... done writing to file: timezones.json');
+    });
+} else {
+    const fileName = args[2]
+    console.log('... from file', fileName);
+}

package-lock.json

@@ -9,9 +9,15 @@
       "version": "0.0.1",
       "license": "ISC",
       "dependencies": {
+        "@vvo/tzdb": "^6.63.0",
         "parse-zonetab": "^1.0.0"
       }
     },
+    "node_modules/@vvo/tzdb": {
+      "version": "6.63.0",
+      "resolved": "https://registry.npmjs.org/@vvo/tzdb/-/tzdb-6.63.0.tgz",
+      "integrity": "sha512-/yUOor/takqJUu01lNEcqZYJiDkKAAIMknlYf3MI4ATm0seRCnkqXvw7r6yX21ZTMsba3Tz4U1hk18SiGKiVKw=="
+    },
     "node_modules/buffer-alloc": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/buffer-alloc/-/buffer-alloc-1.2.0.tgz",
@@ -277,6 +283,11 @@
     }
   },
   "dependencies": {
+    "@vvo/tzdb": {
+      "version": "6.63.0",
+      "resolved": "https://registry.npmjs.org/@vvo/tzdb/-/tzdb-6.63.0.tgz",
+      "integrity": "sha512-/yUOor/takqJUu01lNEcqZYJiDkKAAIMknlYf3MI4ATm0seRCnkqXvw7r6yX21ZTMsba3Tz4U1hk18SiGKiVKw=="
+    },
     "buffer-alloc": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/buffer-alloc/-/buffer-alloc-1.2.0.tgz",

package.json

@@ -25,6 +25,7 @@
   "author": "Ayo Ayco",
   "license": "ISC",
   "dependencies": {
+    "@vvo/tzdb": "^6.63.0",
     "parse-zonetab": "^1.0.0"
   }
 }