Add "sym" and "def" instructions, add argument naming

crsn_stacks/src/lib.rs

@@ -24,7 +24,7 @@ impl CrsnExtension for StackOps {
         "stacks"
     }
 
-    fn parse_op(&self, keyword: &str, args: TokenParser) -> Result<ParseRes<Op>, CrsnError> {
+    fn parse_op<'a>(&self, keyword: &str, args: TokenParser<'a>) -> Result<ParseRes<'a, Op>, CrsnError> {
         parse::parse(keyword, args)
     }
 

crsn_stacks/src/parse.rs

@@ -5,7 +5,7 @@ use crsn::module::ParseRes;
 
 use crate::defs::StackOp;
 
-pub(crate) fn parse(keyword: &str, mut args: TokenParser) -> Result<ParseRes<Op>, CrsnError> {
+pub(crate) fn parse<'a>(keyword: &str, mut args: TokenParser<'a>) -> Result<ParseRes<'a, Op>, CrsnError> {
     Ok(ParseRes::ext(match keyword {
         "stack" => {
             StackOp::NewStack {