simplified UnaryExpr code
simplified UnaryExpr code

roth1002/gopherjs,flimzy/gopherjs,rasata/gopherjs,gopherjs/gopherjs,gopherjs/gopherjs,nmfzone/gopherjs,rasata/gopherjs,jeremyschlatter/gopherjs,ebroder/gopherjs,nmfzone/gopherjs,Yanjing123/gopherjs,ebroder/gopherjs,bpowers/gopherjs,jeremyschlatter/gopherjs,albrow/gopherjs,flimzy/gopherjs,jargv/gopherjs,Archs/gopherjs,roth1002/gopherjs,Yanjing123/gopherjs,jargv/gopherjs,bpowers/gopherjs,albrow/gopherjs,jargv/gopherjs,jeremyschlatter/gopherjs,Yanjing123/gopherjs,govlas/gopherjs,gopherjs/gopherjs,flimzy/gopherjs,Archs/gopherjs,bpowers/gopherjs,albrow/gopherjs,ebroder/gopherjs,roth1002/gopherjs,rasata/gopherjs,nmfzone/gopherjs,govlas/gopherjs,govlas/gopherjs,gopherjs/gopherjs,Archs/gopherjs,gopherjs/gopherjs