PMTiles/js/CHANGELOG.md

3.0.1-alpha.2

• FileApiSource renamed to FileSource
• package.json defines ES6 module only (no CommonJS), fixing issues related to named imports [#317, #248]
• support MapLibre GL v4.x
• Source API changed to take ETag, making conditional If-Match requests possible [#90]
• FetchSource includes cachebuster logic for browser cache only on ETag change
• Ignore weak ETags, greatly simplify ETag logic
• Internal code has consistent naming and style conventions, change to biome linter [#287]

2.11.0

• FetchSource takes optional 2nd param Headers to apply custom headers to all requests.

2.10.0

• Replace DecompressionStream polyfill with own globalThis detection because of web workers problems.

2.9.0

• Recognize AVIF TileType
• MapLibre adapter internally passes bounds from PMTiles header

2.8.0

• Polyfill DecompressionStream using 101arrowz/compression-streams-polyfill
• Surface errors to MapLibre protocol instead of throwing raw exception

2.7.2

• leafletRasterLayer sets correct MIME types (via @bmcbride)

2.7.1

• Optimize zxyToTileId (via @huOp)

2.7.0

• Fix JS zxyToTileId for z > 15

2.6.1

• Replace BigInt usage to support older Safari versions.

2.6.0

• Show error when attempting to load a vector archive with leafletRasterLayer.
• fix compatibility with servers that return 416 for < 16 kb archives on initial fetch.

2.5.0

• tryDecompress is async.
• Cache and PMTiles take optional DecompressFunc for swapping in a different decompressor.
• Cache sizes much more conservative to work around memory problems in serverless.
• Cache size logic is simplified but less robust to variable-sized directories (will revisit later).

2.4.0

• Detect misbehaving ETag servers like Webpack dev server and fail gracefully.

2.3.0

• MapLibre empty tile bytes depends on tile type.

2.2.0

• Fetch client throws exception on non-successful HTTP responses.
• Maximum depth of directory traversal set to 3 like other clients.

2.1.0

• Improve deprecation console warnings.
• MapLibre adapter detects min/max zoom.

2.0.0

• Major version bump, changing the JS API.
• Support for PMTiles spec version 3 archives.
• Backwards compatibility with v2 archives.
• Leaflet and MapLibre adapters support tile cancellation, improving performance significantly.
• ETag and Retry support for archives that are updated in-place.
• Cache-Control and Expires header support for MapLibre.

Clearer API names:

	const p = new pmtiles.PMTiles('example.pmtiles')
	pmtiles.leafletRasterLayer(p).addTo(map)

	let protocol = new pmtiles.Protocol();
  maplibregl.addProtocol("pmtiles",protocol.tile);

1.0.0

• Breaking change, introducing new TypeScript module with more clearly defined interfaces.
• Leaflet plugin API changed:

	const p = new pmtiles.PMTiles('example.pmtiles')
	pmtiles.leafletLayer(p).addTo(map)

• MapLibre protocol API changed:

	let cache = new pmtiles.ProtocolCache();
  maplibregl.addProtocol("pmtiles",cache.protocol);