Display parsing errors in grammar compiler (#4287)
Display parsing errors in grammar compiler (#4287)


pchaigno/linguist,erkyrath/linguist,sebgod/linguist,sebgod/linguist,github/linguist,erkyrath/linguist,christop/linguist,pchaigno/linguist,pchaigno/linguist,github/linguist,sebgod/linguist,erkyrath/linguist,github/linguist,erkyrath/linguist,pchaigno/linguist,github/linguist,christop/linguist,sebgod/linguist