find notepad++ in a better way

plugins/available/wsl-fast.plugin.bash

@@ -21,18 +21,14 @@ wsl2unix() {
 # TODO: these programs might live in Program Files (x86) instead
 alias chrome="'/mnt/c/Program Files/Google/Chrome/Application/chrome.exe'"
 
-# TODO: Not sure I like this pattern, but it's an interesting first pass:
-NOTEPAD="/mnt/c/Program Files/Notepad++/notepad++.exe"
-NOTEPAD_LEGACY="/mnt/c/Program Files (x86)/Notepad++/notepad++.exe"
-if [[ -f "$NOTEPAD_LEGACY" ]] && [[ ! -f "$NOTEPAD" ]]; then
-	NOTEPAD="$NOTEPAD_LEGACY"
+# Find notepad in several places:
+if NOTEPAD=$(PATH="/mnt/c/Program Files/Notepad++:/mnt/c/Program Files (x86)/Notepad++" /bin/which notepad++.exe); then
+	# NB: the single-quotes on ++ aren't necessary. They merely make vim's highlighting happier (and not notepad+ +=)
+	alias 'notepad++'="'$NOTEPAD'"
+	alias notepad="'$NOTEPAD'"
+	alias npp="'$NOTEPAD'"
 fi
-# NB: the single-quotes on ++ aren't necessary. They merely make vim's highlighting happier (and not notepad+ +=)
-alias 'notepad++'="'$NOTEPAD'"
-alias notepad="'$NOTEPAD'"
-alias npp="'$NOTEPAD'"
 unset NOTEPAD
-unset NOTEPAD_LEGACY
 
 alias explorer=explorer.exe
 alias wsl=wsl.exe