Struct DefinitionIndex 

pub struct DefinitionIndex { /* private fields */ }

An index mapping definition names to their source spans.

Implementations

impl DefinitionIndex

pub fn new() -> Self

Create an empty definition index.

pub fn register(&mut self, name: impl Into<String>, span: Span)

Register a definition name with its span.

pub fn lookup(&self, name: &str) -> &[Span]

Look up all spans for a given name.

pub fn contains(&self, name: &str) -> bool

Check if a name is defined.

pub fn names(&self) -> Vec<&str>

All defined names.

pub fn len(&self) -> usize

Number of unique definition names.

pub fn is_empty(&self) -> bool

Whether the index is empty.

pub fn remove(&mut self, name: &str) -> Vec<Span>

Remove all definitions for a name.

pub fn merge(&mut self, other: DefinitionIndex)

Merge another index into this one.

Trait Implementations

impl Clone for DefinitionIndex

fn clone(&self) -> DefinitionIndex

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for DefinitionIndex

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

Formats the value using the given formatter.

impl Default for DefinitionIndex

fn default() -> DefinitionIndex

Returns the “default value” for a type.