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Use Buffer and data uri when Blob is not available

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This commit is contained in:
Andreas Hocevar
2022-01-01 22:15:12 +01:00
parent bc2969fd78
commit 00b7bc60ac
2 changed files with 9 additions and 6 deletions
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9
src/ol/source/Raster.js
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@@ -151,9 +151,12 @@ function createWorker(config, onMessage) {
'});', '});',
]); ]);
const blob = new Blob(lines, {type: 'text/javascript'}); const worker = new Worker(
const source = URL.createObjectURL(blob); typeof Blob === 'undefined'
const worker = new Worker(source); ? 'data:text/javascript;base64,' +
Buffer.from(lines.join('\n'), 'binary').toString('base64')
: URL.createObjectURL(new Blob(lines, {type: 'text/javascript'}))
);
worker.addEventListener('message', onMessage); worker.addEventListener('message', onMessage);
return worker; return worker;
} }

6
tasks/serialize-workers.cjs
View File

@@ -45,9 +45,9 @@ async function build(input, {minify = true} = {}) {
return ` return `
export function create() { export function create() {
const source = ${JSON.stringify(code)}; const source = ${JSON.stringify(code)};
const blob = new Blob([source], {type: 'application/javascript'}); return new Worker(typeof Blob === 'undefined'
const url = URL.createObjectURL(blob); ? 'data:application/javascript;base64,' + Buffer.from(source, 'binary').toString('base64')
return new Worker(url); : URL.createObjectURL(new Blob([source], {type: 'application/javascript'})));
} }
`; `;
}, },