Struct rustc_query_system::query::QueryStackFrame

pub struct QueryStackFrame {
    pub name: &'static str,
    pub description: String,
    span: Option<Span>,
}

Description of a frame in the query stack.

This is mostly used in case of cycles for error reporting.

Fields

name: &'static str

description: String

span: Option<Span>

Implementations

impl QueryStackFrame

pub fn new(
    name: &'static str,
    description: String,
    span: Option<Span>,
    _hash: impl FnOnce() -> u64
) -> Self

pub fn default_span(&self, span: Span) -> Span

Trait Implementations

impl Clone for QueryStackFrame

fn clone(&self) -> QueryStackFrame

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for QueryStackFrame

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

Formats the value using the given formatter.