Struct DeclTable 

pub struct DeclTable {
    pub entries: HashMap<String, (String, usize)>,
}

A declaration table mapping names to their source locations.

Fields

entries: HashMap<String, (String, usize)>

Map from name to (filename, line)

Implementations

impl DeclTable

pub fn new() -> Self

Create a new empty declaration table.

pub fn register(&mut self, name: &str, file: &str, line: usize)

Register a declaration.

pub fn lookup(&self, name: &str) -> Option<(&str, usize)>

Look up a declaration’s location.

pub fn len(&self) -> usize

Returns the number of declarations.

pub fn is_empty(&self) -> bool

Returns true if empty.

Trait Implementations

impl Default for DeclTable

fn default() -> Self

Returns the “default value” for a type.