rustc_hir_typeck::upvar

Function restrict_capture_precision

Source 
fn restrict_capture_precision(
    place: Place<'_>,
    curr_mode: UpvarCapture,
) -> (Place<'_>, UpvarCapture)
Expand description

Truncate projections so that following rules are obeyed by the captured place:

  • No Index projections are captured, since arrays are captured completely.
  • No unsafe block is required to capture place Returns the truncated place and updated capture mode.