[rust mode] Improve parsing of let bindings
[rust mode] Improve parsing of let bindings

jochenberger/CodeMirror,bfrohs/CodeMirror,thomasjm/CodeMirror,kevinushey/CodeMirror,NumbersInternational/CodeMirror,jkaplon/CodeMirror,pinbe/CodeMirror,elisee/CodeMirror,kolya-ay/CodeMirror,anthonygego/CodeMirror,qiankun007/CodeMirror,philuchansky/CodeMirror,angelozerr/CodeMirror,adobe/CodeMirror2,kangkot/CodeMirror,ashmind/CodeMirror,kerabromsmu/CodeMirror,mizchi/CodeMirror,cintiamh/CodeMirror,InternetGuru/CodeMirror,r7kamura/CodeMirror,d0liver/CodeMirror,abdelouahabb/CodeMirror,matthewbauer/CodeMirror,ksanaforge/CodeMirror,hackmdio/CodeMirror,jhnesk/CodeMirror,sekcheong/CodeMirror,kerabromsmu/CodeMirror,INTELOGIE/CodeMirror,SidPresse/CodeMirror,crazy4chrissi/CodeMirror,leoshine/CodeMirror,mightyguava/CodeMirror,Jisuanke/CodeMirror,vanloswang/CodeMirror,xeronith/CodeMirror,tpphu/CodeMirror,davidpham87/CodeMirror,SidPresse/CodeMirror,ficristo/CodeMirror,vincentwoo/CodeMirror,mtaran-google/CodeMirror,adobe/CodeMirror2,agendor/CodeMirror,kuangyeheng/CodeMirror,flyskyko/CodeMirror,namin/CodeMirror,manderson23/CodeMirror,ssxxue/CodeMirror,AlanWasTaken/codemirror,ThebingServices/CodeMirror,Ermlab/CodeMirror,rustemferreira/CodeMirror,INTELOGIE/CodeMirror,bgrins/CodeMirror,codio/CodeMirror,gkoberger/CodeMirror,agendor/CodeMirror,amsul/CodeMirror,wingify/CodeMirror,crazy4chrissi/CodeMirror,pinbe/CodeMirror,cben/CodeMirror,thomasjm/CodeMirror,jhnesk/CodeMirror,ejgallego/CodeMirror,Navaneethsen/CodeMirror,melpon/CodeMirror,jessegrosjean/CodeMirror,jochenberger/CodeMirror,rrandom/CodeMirror,wbinnssmith/CodeMirror,isdampe/CodeMirror,tpphu/CodeMirror,notepadqq/CodeMirror,mightyguava/CodeMirror,Aliccer/CodeMirror,codio/CodeMirror,karthikeyansam/CodeMirror,bgrins/CodeMirror,antimatter15/CodeMirror,supriyantomaftuh/CodeMirror,INTELOGIE/CodeMirror,karevn/CodeMirror,alur/CodeMirror,systay/CodeMirror,notepadqq/CodeMirror,webida/CodeMirror,r7kamura/CodeMirror,abdelouahabb/CodeMirror,Aliccer/CodeMirror,AlanWasTaken/codemirror,apatawari/CodeMirror,d0liver/CodeMirror,skylarkcob/CodeMirror,bocharsky-bw/CodeMirror,notepadqq/CodeMirror,karevn/CodeMirror,nightwing/CodeMirror,melpon/CodeMirror,TechnicalPursuit/CodeMirror,sourcelair/CodeMirror,abdelouahabb/CodeMirror,namin/CodeMirror,wingify/CodeMirror,rustemferreira/CodeMirror,Icenium/CodeMirror,NumbersInternational/CodeMirror,trumanliu/CodeMirror,kk9599/CodeMirror,melpon/CodeMirror,matthewbauer/CodeMirror,bfrohs/CodeMirror,cben/CodeMirror,axter/CodeMirror,fmoliveira/CodeMirror,fmoliveira/CodeMirror,fmoliveira/CodeMirror,hackmdio/CodeMirror,sourcelair/CodeMirror,vanloswang/CodeMirror,hccampos/CodeMirror,MarcelGerber/CodeMirror,MarcelGerber/CodeMirror,jessegrosjean/CodeMirror,sgoo/CodeMirror,jayaprabhakar/CodeMirror,ashmind/CodeMirror,gkoberger/CodeMirror,amshali/CodeMirror,amsul/CodeMirror,philuchansky/CodeMirror,increpare/CodeMirror,vincentwoo/CodeMirror,femhub/CodeMirror2,mtaran-google/CodeMirror,leoshine/CodeMirror,r7kamura/CodeMirror,antimatter15/CodeMirror,dudb/CodeMirror,NumbersInternational/CodeMirror,Icenium/CodeMirror,ZombieHippie/CodeMirror,morrisonwudi/CodeMirror,alur/CodeMirror,bocharsky-bw/CodeMirror,kevinushey/CodeMirror,philuchansky/CodeMirror,ejgallego/CodeMirror,amshali/CodeMirror,Allenice/CodeMirror,cintiamh/CodeMirror,codio/CodeMirror,apatawari/CodeMirror,nawroth/CodeMirror,nawroth/CodeMirror,mihailik/CodeMirror,anthonygego/CodeMirror,alur/CodeMirror,joshterrell805-historic/CodeMirror,flyskyko/CodeMirror,KamranMackey/CodeMirror,Dominator008/CodeMirror,matthewbauer/CodeMirror,Navaneethsen/CodeMirror,manderson23/CodeMirror,DustinH/CodeMirror,djadmin/CodeMirror,isdampe/CodeMirror,fpco/codemirror,dperetti/CodeMirror,camellhf/CodeMirror,fivetran/CodeMirror,DustinH/CodeMirror,dudb/CodeMirror,jansel/CodeMirror,amshali/CodeMirror,mihailik/CodeMirror,bfrohs/CodeMirror,d0liver/CodeMirror,sanyaade-iot/CodeMirror,sourcelair/CodeMirror,GerHobbelt/CodeMirror2,trumanliu/CodeMirror,rrandom/CodeMirror,ZombieHippie/CodeMirror,schanzer/CodeMirror,camellhf/CodeMirror,kangkot/CodeMirror,TDaglis/CodeMirror,karevn/CodeMirror,nightwing/CodeMirror,qiankun007/CodeMirror,Ermlab/CodeMirror,EasonYi/CodeMirror,jansel/CodeMirror,KamranMackey/CodeMirror,vanloswang/CodeMirror,sgoo/CodeMirror,filonb/CodeMirror2,KamranMackey/CodeMirror,karthikeyansam/CodeMirror,mtaran-google/CodeMirror,buchslava/CodeMirror,shiren/CodeMirror,femhub/CodeMirror2,manderson23/CodeMirror,jessegrosjean/CodeMirror,Dominator008/CodeMirror,TechnicalPursuit/CodeMirror,qiankun007/CodeMirror,EasonYi/CodeMirror,loopspace/CodeMirror,axter/CodeMirror,sanyaade-iot/CodeMirror,ThebingServices/CodeMirror,Icenium/CodeMirror,rasata/CodeMirror,michaelerobertsjr/CodeMirror,rasata/CodeMirror,fivetran/CodeMirror,ksanaforge/CodeMirror,shiren/CodeMirror,hccampos/CodeMirror,anthonygego/CodeMirror,morrisonwudi/CodeMirror,happibum/CodeMirror-main,qweasd1/CodeMirror,dbarnett/CodeMirror,buchslava/CodeMirror,vincentwoo/CodeMirror,mizchi/CodeMirror,NeZaMy/CodeMirror2,filonb/CodeMirror2,elisee/CodeMirror,nightwing/CodeMirror,ksanaforge/CodeMirror,loops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