cloudformation-validate-template-model 1.12.0

AWS CloudFormation Validate
Documentation 
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use serde::{Deserialize, Serialize};

/// A range in the source template. Lines and columns are 1-based.
#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
#[cfg_attr(feature = "wasm-bindings", derive(tsify::Tsify))]
#[cfg_attr(feature = "uniffi-bindings", derive(uniffi::Record))]
#[serde(rename_all = "camelCase")]
pub struct SourceSpan {
    pub start_line: u32,
    pub start_column: u32,
    pub end_line: u32,
    pub end_column: u32,
}

pub const UNKNOWN_SPAN: SourceSpan =
    SourceSpan { start_line: u32::MAX, start_column: u32::MAX, end_line: u32::MAX, end_column: u32::MAX };

pub fn span_to_option(span: SourceSpan) -> Option<SourceSpan> {
    if span == UNKNOWN_SPAN { None } else { Some(span) }
}

pub trait SpanProvider {
    fn source_location(&self, path: &str) -> Option<SourceSpan>;
}