WebAssembly.CompileError

The WebAssembly.CompileError object indicates an error during WebAssembly decoding or validation.

WebAssembly.CompileError()

Creates a new WebAssembly.CompileError object.

WebAssembly.CompileError.prototype.message

Error message. Inherited from Error.

WebAssembly.CompileError.prototype.name

Error name. Inherited from Error.

WebAssembly.CompileError.prototype.fileName

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

WebAssembly.CompileError.prototype.lineNumber

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

WebAssembly.CompileError.prototype.columnNumber

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

WebAssembly.CompileError.prototype.stack

Stack trace. Inherited from Error.

WebAssembly.CompileError.prototype.toSource()

Returns code that could eval to the same error. Inherited from Error.

WebAssembly.CompileError.prototype.toString()

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

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

try {
  throw new WebAssembly.CompileError('Hello', 'someFile', 10);
} catch (e) {
  console.log(e instanceof CompileError); // true
  console.log(e.message);                 // "Hello"
  console.log(e.name);                    // "CompileError"
  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
}

• WebAssembly overview page
• WebAssembly concepts
• Using the WebAssembly JavaScript API