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Add checks for is_empty.

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This commit is contained in:
Stephen Chung
2022-03-03 13:02:57 +08:00
parent 83755bf936
commit 0e9a16e437
18 changed files with 202 additions and 110 deletions
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13
src/api/custom_syntax.rs
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@@ -227,9 +227,10 @@ impl Engine {
// Standard or reserved keyword/symbol not in first position
_ if !segments.is_empty() && token.is_some() => {
// Make it a custom keyword/symbol if it is disabled or reserved
if (self.disabled_symbols.contains(s)
if ((!self.disabled_symbols.is_empty() && self.disabled_symbols.contains(s))
|| token.map_or(false, |v| v.is_reserved()))
&& !self.custom_keywords.contains_key(s)
&& (self.custom_keywords.is_empty()
|| !self.custom_keywords.contains_key(s))
{
self.custom_keywords.insert(s.into(), None);
}
@@ -238,7 +239,7 @@ impl Engine {
// Standard keyword in first position but not disabled
_ if segments.is_empty()
&& token.as_ref().map_or(false, |v| v.is_standard_keyword())
&& !self.disabled_symbols.contains(s) =>
&& (self.disabled_symbols.is_empty() || !self.disabled_symbols.contains(s)) =>
{
return Err(LexError::ImproperSymbol(
s.to_string(),
@@ -253,9 +254,11 @@ impl Engine {
// Identifier in first position
_ if segments.is_empty() && is_valid_identifier(s.chars()) => {
// Make it a custom keyword/symbol if it is disabled or reserved
if self.disabled_symbols.contains(s) || token.map_or(false, |v| v.is_reserved())
if (!self.disabled_symbols.is_empty() && self.disabled_symbols.contains(s))
|| token.map_or(false, |v| v.is_reserved())
{
if !self.custom_keywords.contains_key(s) {
if self.custom_keywords.is_empty() || !self.custom_keywords.contains_key(s)
{
self.custom_keywords.insert(s.into(), None);
}
}