| use std::error; |
| use std::fmt; |
| |
| /// Errors that can occur during code generation. |
| #[derive(Clone, Debug, PartialEq, Eq)] |
| pub enum Error { |
| /// Tried to generate an opaque blob for a type that did not have a layout. |
| NoLayoutForOpaqueBlob, |
| |
| /// Tried to instantiate an opaque template definition, or a template |
| /// definition that is too difficult for us to understand (like a partial |
| /// template specialization). |
| InstantiationOfOpaqueType, |
| } |
| |
| impl fmt::Display for Error { |
| fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { |
| f.write_str(match *self { |
| Error::NoLayoutForOpaqueBlob => { |
| "Tried to generate an opaque blob, but had no layout" |
| } |
| Error::InstantiationOfOpaqueType => { |
| "Instantiation of opaque template type or partial template \ |
| specialization" |
| } |
| }) |
| } |
| } |
| |
| impl error::Error for Error {} |
| |
| /// A `Result` of `T` or an error of `bindgen::codegen::error::Error`. |
| pub type Result<T> = ::std::result::Result<T, Error>; |