rust fmt

parser/src/lexer.rs

@@ -687,9 +687,7 @@ where
 
             match self.chr0 {
                 Some('0'..='9') => return Some(self.lex_number()),
-                Some('_') | Some('a'..='z') | Some('A'..='Z') => {
-                    return Some(self.lex_identifier())
-                }
+                Some('_') | Some('a'..='z') | Some('A'..='Z') => return Some(self.lex_identifier()),
                 Some('#') => {
                     self.lex_comment();
                     continue;

rustfmt.toml

@@ -1 +1 @@
-version = "One"
+edition = "2018"