Function peek

lib/jslint.js:100–102

(p)

obj[t.value]=b;}
if(filter){assume();}}
function peek(p){var i=p||0,j=0,t;while(j<=i){t=lookahead[j];if(!t){t=lookahead[j]=lex.token();}
j+=1;}
return t;}
var badbreak={')':true,']':true,'++':true,'--':true};function advance(id,t){var l;switch(token.id){case'(number)':if(nexttoken.id==='.'){warning("A dot following a number can be confused with a decimal point.",token);}
break;case'-':if(nexttoken.id==='-'||nexttoken.id==='--'){warning("Confusing minusses.");}
break;case'+':if(nexttoken.id==='+'||nexttoken.id==='++'){warning("Confusing plusses.");}