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Reduce size of Engine.

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This commit is contained in:
Stephen Chung
2022-11-24 22:58:42 +08:00
parent cefe3f1715
commit 2bf8e610a3
18 changed files with 168 additions and 78 deletions
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12
src/tokenizer.rs
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@@ -2435,7 +2435,7 @@ impl<'a> Iterator for TokenIterator<'a> {
Some((Token::Reserved(s), pos)) => (match
(s.as_str(),
#[cfg(not(feature = "no_custom_syntax"))]
self.engine.custom_keywords.contains_key(&*s),
self.engine.custom_keywords.as_ref().map_or(false, |m| m.contains_key(&*s)),
#[cfg(feature = "no_custom_syntax")]
false
)
@@ -2472,7 +2472,7 @@ impl<'a> Iterator for TokenIterator<'a> {
#[cfg(feature = "no_custom_syntax")]
(.., true) => unreachable!("no custom operators"),
// Reserved keyword that is not custom and disabled.
(token, false) if self.engine.disabled_symbols.contains(token) => {
(token, false) if self.engine.disabled_symbols.as_ref().map_or(false,|m| m.contains(token)) => {
let msg = format!("reserved {} '{token}' is disabled", if is_valid_identifier(token) { "keyword"} else {"symbol"});
Token::LexError(LERR::ImproperSymbol(s.to_string(), msg).into())
},
@@ -2481,13 +2481,13 @@ impl<'a> Iterator for TokenIterator<'a> {
}, pos),
// Custom keyword
#[cfg(not(feature = "no_custom_syntax"))]
Some((Token::Identifier(s), pos)) if self.engine.custom_keywords.contains_key(&*s) => {
Some((Token::Identifier(s), pos)) if self.engine.custom_keywords.as_ref().map_or(false,|m| m.contains_key(&*s)) => {
(Token::Custom(s), pos)
}
// Custom keyword/symbol - must be disabled
#[cfg(not(feature = "no_custom_syntax"))]
Some((token, pos)) if token.is_literal() && self.engine.custom_keywords.contains_key(token.literal_syntax()) => {
if self.engine.disabled_symbols.contains(token.literal_syntax()) {
Some((token, pos)) if token.is_literal() && self.engine.custom_keywords.as_ref().map_or(false,|m| m.contains_key(token.literal_syntax())) => {
if self.engine.disabled_symbols.as_ref().map_or(false,|m| m.contains(token.literal_syntax())) {
// Disabled standard keyword/symbol
(Token::Custom(Box::new(token.literal_syntax().into())), pos)
} else {
@@ -2496,7 +2496,7 @@ impl<'a> Iterator for TokenIterator<'a> {
}
}
// Disabled symbol
Some((token, pos)) if token.is_literal() && self.engine.disabled_symbols.contains(token.literal_syntax()) => {
Some((token, pos)) if token.is_literal() && self.engine.disabled_symbols.as_ref().map_or(false,|m| m.contains(token.literal_syntax())) => {
(Token::Reserved(Box::new(token.literal_syntax().into())), pos)
}
// Normal symbol