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WebAssembly.LinkError

The WebAssembly.LinkError object indicates an error during module instantiation (besides traps from the start function).

Constructor

WebAssembly.LinkError()

Creates a new WebAssembly.LinkError object.

Instance properties

WebAssembly.LinkError.prototype.message

Error message. Inherited from Error.

WebAssembly.LinkError.prototype.name

Error name. Inherited from Error.

WebAssembly.LinkError.prototype.cause

Error cause. Inherited from Error.

WebAssembly.LinkError.prototype.fileName Non-standard

Path to file that raised this error. Inherited from Error.

WebAssembly.LinkError.prototype.lineNumber Non-standard

Line number in file that raised this error. Inherited from Error.

WebAssembly.LinkError.prototype.columnNumber Non-standard

Column number in line that raised this error. Inherited from Error.

WebAssembly.LinkError.prototype.stack Non-standard

Stack trace. Inherited from Error.

Instance methods

WebAssembly.LinkError.prototype.toString()

Returns a string representing the specified Error object. Inherited from Error.

Examples

Creating a new LinkError instance

The following snippet creates a new LinkError instance, and logs its details to the console:

try {
  throw new WebAssembly.LinkError('Hello', 'someFile', 10);
} catch (e) {
  console.log(e instanceof LinkError); // true
  console.log(e.message);                 // "Hello"
  console.log(e.name);                    // "LinkError"
  console.log(e.fileName);                // "someFile"
  console.log(e.lineNumber);              // 10
  console.log(e.columnNumber);            // 0
  console.log(e.stack);                   // returns the location where the code was run
}

Specifications

Browser compatibility

Desktop Mobile Server
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet Deno Node.js
LinkError
57
16
52
No
44
11
57
57
52
43
11
7.0
1.0
8.0.0
LinkError
57
16
52
No
44
11
57
57
52
43
11
7.0
1.0
8.0.0

See also

© 2005–2022 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WebAssembly/LinkError