786232ce_Tutorial__Metacompilers_Part_1__Purpose
[Mnemonic] SR [Actions] After deleting initial whitespace in the input string, test if it begins with an string, i.e., a single quote followed by a sequence of any characters other than a single quote followed by another single quote. If so, copy the string (including enclosing quotes) to the token buffer; skip over it in the input; and set switch. If not, reset switch. [Purpose] 
String token
Tutorial: Metacompilers Part 1
Purpose