// based on Andrew Harvey's answer here: https://gis.stackexchange.com/questions/287610/how-to-find-layer-names-within-vector-tiles-without-tilejson-or-the-mbtiles-fi
const request = require('request');
const VectorTile = require('@mapbox/vector-tile').VectorTile;
const Pbf = require('pbf');
const zlib = require('zlib');
void request({
url: 'https://vector-tiles.terria.io/FID_LGA_2011_AUST/7/115/78.pbf',
encoding: null
}, (err, response, body) => {
try {
body = zlib.gunzipSync(body);
} catch (e) {
}
const tile = new VectorTile(new Pbf(body));
console.log('Vector source layers found: ');
Object.keys(tile.layers).forEach(layerName =>
console.log(layerName + ': ' + tile.layers[layerName]._keys.join(', ')));
})
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