shadowfacts/grass
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

properly lex $

Browse Source
This commit is contained in:
ConnorSkees 2020-03-21 14:20:33 -04:00
parent f88b4af564
commit 11a93a21a6
1 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/lexer.rs
View File

@ -281,14 +281,17 @@ impl<'a> Lexer<'a> {
self.buf.next();
self.pos.next_char();
let mut name = String::with_capacity(99);
if let Some(c) = self.buf.next() {
if !c.is_alphabetic() && c != '-' && c != '_' {
if let Some(c) = self.buf.peek() {
if c == &'=' {
return TokenKind::Symbol(Symbol::Dollar);
} else if !c.is_alphabetic() && c != &'-' && c != &'_' {
eprintln!("Error: Expected identifier.");
std::process::exit(1)
} else {
self.pos.next_char();
name.push(c);
name.push(*c);
}
self.buf.next();
}
while let Some(c) = self.buf.peek() {
if !c.is_alphanumeric() && c != &'-' && c != &'_' {