WebAssembly.CompileError() constructor
The WebAssembly.CompileError()
constructor creates a new
WebAssembly CompileError
object, which indicates an error during
WebAssembly decoding or validation.
Syntax
new WebAssembly.CompileError()
new WebAssembly.CompileError(message)
new WebAssembly.CompileError(message, fileName)
new WebAssembly.CompileError(message, fileName, lineNumber)
Parameters
message
Optional-
Human-readable description of the error.
fileName
Optional-
The name of the file containing the code that caused the exception.
lineNumber
Optional-
The line number of the code that caused the exception.
Examples
Creating a new CompileError instance
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
}
Specifications
Specification |
---|
WebAssembly JavaScript Interface: Exception Handling # exceptiondef-compileerror |
ECMAScript Language Specification # sec-nativeerror-constructors |
Browser compatibility
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