Merge d08d5ef7c5 into 1d85c69261

Closes #975

highlighters/main/main-highlighter.zsh

@@ -372,6 +372,7 @@ _zsh_highlight_highlighter_main_paint()
     'grc' :se # grc - a "generic colouriser" (that's their spelling, not mine)
     'cpulimit' elp:ivz # cpulimit 0.2
     'ktrace' fgpt:aBCcdiT
+    'caffeinate' tw:dimsu # as of macOS's caffeinate(8) dated November 9, 2012
   )
   # Commands that would need to skip one positional argument:
   #    flock
@@ -1815,8 +1816,11 @@ _zsh_highlight_main_highlighter_expand_path()
 
   # The $~1 syntax normally performs filename generation, but not when it's on the right-hand side of ${x:=y}.
   setopt localoptions nonomatch
-  unset REPLY
+  if [[ ${1[1]} == '~' ]]; then
-  : ${REPLY:=${(Q)${~1}}}
+    REPLY=${~${(Q)1}}
+  else
+    REPLY=${(Q)1}
+  fi
 }
 
 # -------------------------------------------------------------------------------------------------

highlighters/main/test-data/path-tilde-named.zsh

@@ -31,9 +31,11 @@ mkdir mydir
 touch mydir/path-tilde-named.test
 hash -d D=mydir
 
-BUFFER='ls ~D/path-tilde-named.test'
+BUFFER='ls ~D/path-tilde-named.test ~"D"'
 
 expected_region_highlight=(
   "1 2  command" # ls
-  "4 27 path"    # ~D/path-tilde-named.test
+  "4 27 path" # ~D/path-tilde-named.test
+  "29 32 path" # ~"D"
+  "30 32 double-quoted-argument" # "D"
 )