1#![cfg_attr(not(feature = "std"), no_std)]
2
3#[cfg(all(not(feature = "std"), feature = "alloc"))]
4extern crate alloc;
5
6#[cfg_attr(feature = "serde", macro_use)]
7#[cfg(feature = "serde")]
8extern crate serde;
9
10pub mod geometry;
11pub mod node;
12pub mod number;
13pub mod prelude;
14pub mod result;
15pub mod style;
16
17mod algo;
18mod forest;
19mod id;
20
21mod sys;
22
23pub use crate::node::Stretch;
24
25#[derive(Debug)]
26pub enum Error {
27 InvalidNode(node::Node),
28}
29
30#[cfg(feature = "std")]
31impl std::fmt::Display for Error {
32 fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
33 match *self {
34 Error::InvalidNode(ref node) => write!(f, "Invalid node {:?}", node),
35 }
36 }
37}
38
39#[cfg(feature = "std")]
40impl std::error::Error for Error {
41 fn description(&self) -> &str {
42 match *self {
43 Error::InvalidNode(_) => "The node is not part of the stretch instance",
44 }
45 }
46}