dampen-core 0.3.2

Core parser, IR, and traits for Dampen UI framework
Documentation 
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/// Source location in the XML file
#[derive(Debug, Clone, Copy, PartialEq, Eq, serde::Serialize, serde::Deserialize)]
pub struct Span {
    /// Byte offset from start of file
    pub start: usize,
    /// Byte offset of end (exclusive)
    pub end: usize,
    /// Line number (1-based)
    pub line: u32,
    /// Column number (1-based)
    pub column: u32,
}

impl Default for Span {
    fn default() -> Self {
        Self {
            start: 0,
            end: 0,
            line: 1,
            column: 1,
        }
    }
}

impl Span {
    /// Create a span covering a range
    pub fn new(start: usize, end: usize, line: u32, column: u32) -> Self {
        Self {
            start,
            end,
            line,
            column,
        }
    }

    /// Merge two spans to cover both
    pub fn merge(self, other: Span) -> Span {
        Span {
            start: self.start.min(other.start),
            end: self.end.max(other.end),
            line: self.line.min(other.line),
            column: if self.line < other.line {
                self.column
            } else {
                other.column
            },
        }
    }
}