Update

compiler/ocaml.vim

@@ -5,9 +5,9 @@ if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'ocaml') == -1
 " Maintainer:  Markus Mottl <markus.mottl@gmail.com>
 " URL:         http://www.ocaml.info/vim/compiler/ocaml.vim
 " Last Change:
+"              2020 Mar 28 - Improved error format (Thomas Leonard)
 "              2017 Nov 26 - Improved error format (Markus Mottl)
 "              2013 Aug 27 - Added a new OCaml error format (Markus Mottl)
-"              2013 Jun 30 - Initial version (Marc Weber)
 "
 " Marc Weber's comments:
 " Setting makeprg doesn't make sense, because there is ocamlc, ocamlopt,
@@ -33,6 +33,7 @@ let s:cpo_save = &cpo
 set cpo&vim
 
 CompilerSet errorformat =
+      \%EFile\ \"%f\"\\,\ lines\ %*\\d-%l\\,\ characters\ %c-%*\\d:,
       \%EFile\ \"%f\"\\,\ line\ %l\\,\ characters\ %c-%*\\d:,
       \%EFile\ \"%f\"\\,\ line\ %l\\,\ characters\ %c-%*\\d\ %.%#,
       \%EFile\ \"%f\"\\,\ line\ %l\\,\ character\ %c:%m,

compiler/powershell.vim

@@ -17,21 +17,28 @@ let s:cpo_save = &cpo
 set cpo-=C
 
 if !exists("g:ps1_makeprg_cmd")
-  if !has('win32') || executable('pwsh')
+  if executable('pwsh')
     " pwsh is the future
     let g:ps1_makeprg_cmd = 'pwsh'
+  elseif executable('pwsh.exe')
+    let g:ps1_makeprg_cmd = 'pwsh.exe'
+  elseif executable('powershell.exe')
+    let g:ps1_makeprg_cmd = 'powershell.exe'
   else
-    " powershell is Windows-only
-    let g:ps1_makeprg_cmd = 'powershell'
+    let g:ps1_makeprg_cmd = ''
   endif
 endif
 
+if !executable(g:ps1_makeprg_cmd)
+  echoerr "To use the powershell compiler, please set g:ps1_makeprg_cmd to the powershell executable!"
+endif
+
 " Show CategoryInfo, FullyQualifiedErrorId, etc?
 let g:ps1_efm_show_error_categories = get(g:, 'ps1_efm_show_error_categories', 0)
 
 " Use absolute path because powershell requires explicit relative paths
 " (./file.ps1 is okay, but # expands to file.ps1)
-let &l:makeprg = g:ps1_makeprg_cmd .' %:p'
+let &l:makeprg = g:ps1_makeprg_cmd .' %:p:S'
 
 " Parse file, line, char from callstacks:
 "     Write-Ouput : The term 'Write-Ouput' is not recognized as the name of a

compiler/rustc.vim

@@ -26,7 +26,7 @@ else
     if has('patch-7.4.191')
       CompilerSet makeprg=rustc\ \%:S
     else
-      CompilerSet makeprg=rustc\ \%
+      CompilerSet makeprg=rustc\ \"%\"
     endif
 endif