fix[lexer]: Renamed Key to Ident.

src/lex.rs

@@ -37,10 +37,10 @@ peg::parser! { grammar lexer() for str {
  / expected!("symbols")
 
  // TODO: Add test
- rule key() -> String = key_bare() / key_raw() / expected!("key")
- rule key_bare() -> String
+ rule ident() -> String = ident_bare() / ident_raw() / expected!("identifier")
+ rule ident_bare() -> String
  = s:$(['a'..='z'|'A'..='Z'] ['a'..='z'|'A'..='Z'|'0'..='9'|'_']*) { s.to_string() }
- rule key_raw() -> String
+ rule ident_raw() -> String
  = "${" s:((
  c:$([^ '\\'|'}']) {? c.chars().next().map(|c| Some(c)).ok_or("char") }
  / escape("}")
@@ -86,7 +86,7 @@ peg::parser! { grammar lexer() for str {
  t:(
  s:symbol() { Token::Symbol(s) }
  / b:boolean() { Token::Bool(b) }
- / k:key() { Token::Key(k) }
+ / k:ident() { Token::Ident(k) }
  )
  e:position!() { PosToken{ file_id, pos: s..e, token: t } }
 
@@ -108,7 +108,7 @@ pub struct PosToken {
 #[derive(Clone, Debug, PartialEq)]
 pub enum Token {
  Symbol(Symbol),
- Key(String),
+ Ident(String),
  Int(i64),
  Float(f64),
  Bool(bool),