find_rust_std.vim

" find_rust_std.vim
scriptencoding utf-8

function! FindRustStd(fname)
  let fname = '*' . substitute(tolower(a:fname), '::', '/', 'g') . '.rs'
  " echo fname
  let found = globpath(s:path, fname)
  if found != ''
    return found
  endif
  let fname = substitute(fname, '/[^/]\{-}\.rs$', '/mod.rs', '')
  " echo fname
  let found = globpath(s:path, fname)
  if found != ''
    return found
  endif
  let fname = substitute(fname, '/[^/]\{-}\.rs$', '*', '')
  " echo fname
  let found = globpath(s:path, fname)
  if found != ''
    return found
  endif
  return ''
endfunction

let s:path = expand('$RUST_SRC_PATH')

let s:duration = 'std::time::Duration'
echo FindRustStd(s:duration)

echo ""

let s:instant = 'std::time::Instant'
echo FindRustStd(s:instant)

echo ""

let s:mutex = 'std::sync::mutex::Arc'
echo RustIncludeExpr(s:mutex)

echo ""

let s:chars = 'std::io::Chars'
echo RustIncludeExpr(s:chars)