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metamask-extension/app/scripts/lib/cleanErrorStack.js
Mark Stacey ac01c5c89a
Consistent jsdoc syntax (#7755)
* Specify type before parameter name

Various JSDoc `@param` entries were specified as `name {type}` rather
than `{type} name`.

A couple of `@return` entries have been given types as well.

* Use JSDoc optional syntax rather than Closure syntax

* Use @returns rather than @return

* Use consistent built-in type capitalization

Primitive types are lower-case, and Object is upper-case.

* Separate param/return description with a dash
2020-01-13 14:36:36 -04:00

25 lines
542 B
JavaScript

/**
* Returns error without stack trace for better UI display
* @param {Error} err - error
* @returns {Error} - Error with clean stack trace.
*/
function cleanErrorStack (err) {
let name = err.name
name = (name === undefined) ? 'Error' : String(name)
let msg = err.message
msg = (msg === undefined) ? '' : String(msg)
if (name === '') {
err.stack = err.message
} else if (msg === '') {
err.stack = err.name
} else {
err.stack = err.name + ': ' + err.message
}
return err
}
export default cleanErrorStack