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use pointcloud::pc_errors::PointCloudError;
use protobuf::ProtobufError;
use std::error::Error;
use std::fmt;
use std::io;
use std::str;
pub type GokoResult<T> = Result<T, GokoError>;
#[derive(Debug)]
pub enum GokoError {
PointCloudError(PointCloudError),
IndexNotInTree(usize),
ProtobufError(ProtobufError),
IoError(io::Error),
InvalidProbDistro,
DoubleNest,
InsertBeforeNest,
}
impl fmt::Display for GokoError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match *self {
GokoError::PointCloudError(ref e) => write!(f, "{}", e),
GokoError::ProtobufError(ref e) => write!(f, "{}", e),
GokoError::IoError(ref e) => write!(f, "{}", e),
GokoError::IndexNotInTree { .. } => {
write!(f, "there was an issue grabbing a name from the known names")
}
GokoError::DoubleNest => write!(
f,
"Inserted a nested node into a node that already had a nested child"
),
GokoError::InvalidProbDistro => write!(
f,
"The probability distribution you are trying to sample from is invalid, probably because it was infered from 0 points."
),
GokoError::InsertBeforeNest => write!(
f,
"Inserted a node into a node that does not have a nested child"
),
}
}
}
#[allow(deprecated)]
impl Error for GokoError {
fn description(&self) -> &str {
match *self {
GokoError::PointCloudError(ref e) => e.description(),
GokoError::ProtobufError(ref e) => e.description(),
GokoError::IoError(ref e) => e.description(),
GokoError::IndexNotInTree { .. } => {
"there was an issue grabbing a name from the known names"
}
GokoError::DoubleNest => {
"Inserted a nested node into a node that already had a nested child"
}
GokoError::InsertBeforeNest => {
"Inserted a node into a node that does not have a nested child"
}
GokoError::InvalidProbDistro => {
"The probability distribution you are trying to sample from is invalid, probably because it was infered from 0 points."
}
}
}
fn cause(&self) -> Option<&dyn Error> {
match *self {
GokoError::PointCloudError(ref e) => Some(e),
GokoError::ProtobufError(ref e) => Some(e),
GokoError::IoError(ref e) => Some(e),
GokoError::IndexNotInTree { .. } => None,
GokoError::DoubleNest => None,
GokoError::InsertBeforeNest => None,
GokoError::InvalidProbDistro => None,
}
}
}
impl From<PointCloudError> for GokoError {
fn from(err: PointCloudError) -> Self {
GokoError::PointCloudError(err)
}
}
impl From<ProtobufError> for GokoError {
fn from(err: ProtobufError) -> Self {
GokoError::ProtobufError(err)
}
}
impl From<io::Error> for GokoError {
fn from(err: io::Error) -> Self {
GokoError::IoError(err)
}
}