Struct SourceMap 

pub struct SourceMap { /* private fields */ }

Maps generated Rust code back to LOGOS source.

Implementations

impl SourceMap

pub fn new(logos_source: String) -> Self

Create a new empty source map.

pub fn get_span_for_line(&self, line: u32) -> Option<Span>

Get the LOGOS span for a given Rust line number.

pub fn get_var_origin(&self, rust_var: &str) -> Option<&VarOrigin>

Get the origin info for a Rust variable name.

pub fn logos_source(&self) -> &str

Get the original LOGOS source.

pub fn find_nearest_span(&self, rust_line: u32) -> Option<Span>

Find the closest LOGOS span by searching nearby lines.

Trait Implementations

impl Clone for SourceMap

fn clone(&self) -> SourceMap

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SourceMap

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for SourceMap

fn default() -> SourceMap

Returns the “default value” for a type.