use serde::{Deserialize, Serialize};
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub struct Span {
pub start: u32,
pub end: u32,
}
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub struct SpanShape {
pub outer: Span,
pub inner: Span,
}