New constructs an unimplemented feature error.

Newf constructs an unimplemented feature error.

NewWithDepthf constructs an implemented feature error, tracking the context at the specified depth.

NewWithIssue constructs an error with the given message and a link to the passed issue.

NewWithIssueDetail constructs an error with the given message and a link to the passed issue.

NewWithIssueDetailf is like NewWithIssueDetail but the message is formatted.

NewWithIssuef constructs an error with the formatted message and a link to the passed issue.