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fix https://github.com/uBlockOrigin/uBlock-issues/issues/141#issuecomment-416792939

This commit is contained in:
Raymond Hill 2018-08-29 08:20:31 -04:00
parent ed926036ee
commit 3c187c6278
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GPG Key ID: 25E1490B761470C2
1 changed files with 7 additions and 6 deletions
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13
src/lib/lz4/lz4-block-codec-wasm.js
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@ -123,16 +123,17 @@ context.LZ4BlockWASM.prototype = {
flavor: 'wasm', flavor: 'wasm',
init: function() { init: function() {
if ( this.lz4wasmInstance instanceof WebAssembly.Instance ) {
return Promise.resolve(this.lz4wasmInstance);
}
if ( if (
this.lz4wasmInstance === null || typeof WebAssembly !== 'object' ||
WebAssembly instanceof Object === false ||
typeof WebAssembly.instantiateStreaming !== 'function' typeof WebAssembly.instantiateStreaming !== 'function'
) { ) {
this.lz4wasmInstance = null; this.lz4wasmInstance = null;
return Promise.resolve(null); }
if ( this.lz4wasmInstance === null ) {
return Promise.reject();
}
if ( this.lz4wasmInstance instanceof WebAssembly.Instance ) {
return Promise.resolve(this.lz4wasmInstance);
} }
if ( this.lz4wasmInstance === undefined ) { if ( this.lz4wasmInstance === undefined ) {
this.lz4wasmInstance = WebAssembly.instantiateStreaming( this.lz4wasmInstance = WebAssembly.instantiateStreaming(