[sas mode] Properly fix string tokenizing
[sas mode] Properly fix string tokenizing

Issue #4178

jkaplon/CodeMirror,ficristo/CodeMirror,jayaprabhakar/CodeMirror,schanzer/CodeMirror,nightwing/CodeMirror,nightwing/CodeMirror,mtaran-google/CodeMirror,notepadqq/CodeMirror,rrandom/CodeMirror,thomasjm/CodeMirror,codio/CodeMirror,SidPresse/CodeMirror,adobe/CodeMirror2,MarcelGerber/CodeMirror,hackmdio/CodeMirror,namin/CodeMirror,pabloferz/CodeMirror,jkaplon/CodeMirror,grzegorzmazur/CodeMirror,mtaran-google/CodeMirror,nightwing/CodeMirror,alur/CodeMirror,ficristo/CodeMirror,mtaran-google/CodeMirror,sourcelair/CodeMirror,ejgallego/CodeMirror,jayaprabhakar/CodeMirror,namin/CodeMirror,TDaglis/CodeMirror,sourcelair/CodeMirror,namin/CodeMirror,ejgallego/CodeMirror,codio/CodeMirror,alur/CodeMirror,wingify/CodeMirror,jayaprabhakar/CodeMirror,schanzer/CodeMirror,schanzer/CodeMirror,jkaplon/CodeMirror,TDaglis/CodeMirror,wingify/CodeMirror,hackmdio/CodeMirror,hackmdio/CodeMirror,SidPresse/CodeMirror,notepadqq/CodeMirror,rrandom/CodeMirror,wingify/CodeMirror,adobe/CodeMirror2,dperetti/CodeMirror,grzegorzmazur/CodeMirror,ficristo/CodeMirror,MarcelGerber/CodeMirror,dperetti/CodeMirror,pabloferz/CodeMirror,crazy4chrissi/CodeMirror,alur/CodeMirror,ejgallego/CodeMirror,INTELOGIE/CodeMirror,codio/CodeMirror,xeronith/CodeMirror,INTELOGIE/CodeMirror,kerabromsmu/CodeMirror,adobe/CodeMirror2,xeronith/CodeMirror,crazy4chrissi/CodeMirror,kerabromsmu/CodeMirror,notepadqq/CodeMirror,SidPresse/CodeMirror,rrandom/CodeMirror,crazy4chrissi/CodeMirror,TDaglis/CodeMirror,thomasjm/CodeMirror,pabloferz/CodeMirror,MarcelGerber/CodeMirror,xeronith/CodeMirror,dperetti/CodeMirror,kerabromsmu/CodeMirror,grzegorzmazur/CodeMirror,sourcelair/CodeMirror,INTELOGIE/CodeMirror,thomasjm/CodeMirror