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Replace compression polyfill ("Worker" related errors) (#222)

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* replace compression-streams-polyfill with globalThis check [#167]

* work around web worker issue with decompression polyfill.

* js 2.10.0-beta.0

* js 2.10.0; update examples
This commit is contained in:
Brandon Liu
2023-07-31 22:20:42 +08:00
committed by GitHub
parent 6a4a403942
commit 77c956d381
7 changed files with 23 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
js/CHANGELOG.md
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@@ -1,3 +1,7 @@
2.10.0
* Replace `DecompressionStream` polyfill with own `globalThis` detection because of web workers problems.
2.9.0
* Recognize AVIF TileType

2
js/examples/leaflet.html
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@@ -4,7 +4,7 @@
<meta charset="utf-8"/>
<link rel="stylesheet" href="https://unpkg.com/leaflet@1.7.1/dist/leaflet.css" />
<script src="https://unpkg.com/leaflet@1.9.0/dist/leaflet.js"></script>
<script src="https://unpkg.com/pmtiles@2.9.0/dist/index.js"></script>
<script src="https://unpkg.com/pmtiles@2.10.0/dist/index.js"></script>
<style>
body, #map {
height:100vh;

5
js/examples/maplibre.html
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@@ -4,7 +4,8 @@
<meta charset="utf-8"/>
<link rel="stylesheet" href="https://unpkg.com/maplibre-gl@2.4.0/dist/maplibre-gl.css" crossorigin="anonymous">
<script src="https://unpkg.com/maplibre-gl@2.4.0/dist/maplibre-gl.js" crossorigin="anonymous"></script>
<script src="https://unpkg.com/pmtiles@2.9.0/dist/index.js"></script>
<!-- <script src="https://unpkg.com/pmtiles@2.10.0/dist/index.js"></script> -->
<script src="../dist/index.js"></script>
<style>
body {
margin: 0;
@@ -78,4 +79,4 @@
})
</script>
</body>
</html>
</html>

4
js/examples/maplibre_raster_dem.html
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@@ -4,7 +4,7 @@
<meta charset="utf-8"/>
<link rel="stylesheet" href="https://unpkg.com/maplibre-gl@2.4.0/dist/maplibre-gl.css" crossorigin="anonymous">
<script src="https://unpkg.com/maplibre-gl@2.4.0/dist/maplibre-gl.js" crossorigin="anonymous"></script>
<script src="https://unpkg.com/pmtiles@2.9.0/dist/index.js"></script>
<script src="https://unpkg.com/pmtiles@2.10.0/dist/index.js"></script>
<style>
body {
margin: 0;
@@ -65,4 +65,4 @@
})
</script>
</body>
</html>
</html>

15
js/index.ts
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@@ -1,4 +1,4 @@
import { makeDecompressionStream } from "compression-streams-polyfill/ponyfill";
import { decompressSync } from "fflate";
import v2 from "./v2";
export * from "./adapters";
@@ -162,10 +162,15 @@ async function defaultDecompress(
if (compression === Compression.None || compression === Compression.Unknown) {
return buf;
} else if (compression === Compression.Gzip) {
let stream = new Response(buf).body!;
const decompressionStream = makeDecompressionStream(TransformStream);
let result = stream.pipeThrough(new decompressionStream("gzip"));
return new Response(result).arrayBuffer();
if (typeof (globalThis as any).DecompressionStream == "undefined") {
return decompressSync(new Uint8Array(buf));
} else {
let stream = new Response(buf).body!;
let result: ReadableStream<Uint8Array> = stream.pipeThrough(
new (globalThis as any).DecompressionStream("gzip")
);
return new Response(result).arrayBuffer();
}
} else {
throw Error("Compression method not supported");
}

33
js/package-lock.json generated
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@@ -1,15 +1,14 @@
{
"name": "pmtiles",
"version": "2.9.0",
"version": "2.10.0",
"lockfileVersion": 2,
"requires": true,
"packages": {
"": {
"name": "pmtiles",
"version": "2.9.0",
"version": "2.10.0",
"license": "BSD-3-Clause",
"dependencies": {
"compression-streams-polyfill": "^0.1.3",
"fflate": "^0.8.0"
},
"devDependencies": {
@@ -64,19 +63,6 @@
"integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
"dev": true
},
"node_modules/compression-streams-polyfill": {
"version": "0.1.3",
"resolved": "https://registry.npmjs.org/compression-streams-polyfill/-/compression-streams-polyfill-0.1.3.tgz",
"integrity": "sha512-FOvusJGoWTKRb9JNMtCc42C81SdyJhJws/lbExADOkH1R8KpdzY4yFO6953lW5Vw498pnGXoyosr807KTr8BAA==",
"dependencies": {
"fflate": "^0.7.4"
}
},
"node_modules/compression-streams-polyfill/node_modules/fflate": {
"version": "0.7.4",
"resolved": "https://registry.npmjs.org/fflate/-/fflate-0.7.4.tgz",
"integrity": "sha512-5u2V/CDW15QM1XbbgS+0DfPxVB+jUKhWEKuuFuHncbk3tEEqzmoXL+2KyOFuKGqOnmdIy0/davWF1CkuwtibCw=="
},
"node_modules/esbuild": {
"version": "0.15.15",
"resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.15.15.tgz",
@@ -536,21 +522,6 @@
"integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
"dev": true
},
"compression-streams-polyfill": {
"version": "0.1.3",
"resolved": "https://registry.npmjs.org/compression-streams-polyfill/-/compression-streams-polyfill-0.1.3.tgz",
"integrity": "sha512-FOvusJGoWTKRb9JNMtCc42C81SdyJhJws/lbExADOkH1R8KpdzY4yFO6953lW5Vw498pnGXoyosr807KTr8BAA==",
"requires": {
"fflate": "^0.7.4"
},
"dependencies": {
"fflate": {
"version": "0.7.4",
"resolved": "https://registry.npmjs.org/fflate/-/fflate-0.7.4.tgz",
"integrity": "sha512-5u2V/CDW15QM1XbbgS+0DfPxVB+jUKhWEKuuFuHncbk3tEEqzmoXL+2KyOFuKGqOnmdIy0/davWF1CkuwtibCw=="
}
}
},
"esbuild": {
"version": "0.15.15",
"resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.15.15.tgz",

3
js/package.json
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@@ -1,6 +1,6 @@
{
"name": "pmtiles",
"version": "2.9.0",
"version": "2.10.0",
"description": "PMTiles archive decoder for browsers",
"main": "dist/index.cjs",
"module": "dist/index.mjs",
@@ -32,7 +32,6 @@
"typescript": "^4.5.5"
},
"dependencies": {
"compression-streams-polyfill": "^0.1.3",
"fflate": "^0.8.0"
}
}