use thiserror::Error;
#[derive(Debug, Error)]
pub enum OpcError {
#[error("ZIP error: {0}")]
Zip(#[from] zip::result::ZipError),
#[error("I/O error: {0}")]
Io(#[from] std::io::Error),
#[error("XML error: {0}")]
Xml(#[from] quick_xml::Error),
#[error("XML attribute error: {0}")]
XmlAttr(#[from] quick_xml::events::attributes::AttrError),
#[error("part not found: {0}")]
PartNotFound(String),
#[error("invalid content types XML")]
InvalidContentTypes,
#[error("invalid relationship XML")]
InvalidRelationship,
#[error("UTF-8 error: {0}")]
Utf8(#[from] std::str::Utf8Error),
}
pub type Result<T> = std::result::Result<T, OpcError>;