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Remove special handling of ::type1::type2 from parse_pg_cast

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...it gets handled just as well by the infix parser.
(Add a test while we're at it.)
This commit is contained in:
Nickolay Ponomarev 2019-01-11 01:40:31 +03:00
parent f21cd697c3
commit eff92a2dc1
2 changed files with 17 additions and 9 deletions
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12
src/sqlparser.rs
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@ -227,16 +227,10 @@ impl Parser {
/// Parse a postgresql casting style which is in the form of `expr::datatype`
pub fn parse_pg_cast(&mut self, expr: ASTNode) -> Result<ASTNode, ParserError> {
let _ = self.consume_token(&Token::DoubleColon)?;
let datatype = self.parse_data_type()?;
let pg_cast = ASTNode::SQLCast {
Ok(ASTNode::SQLCast {
expr: Box::new(expr),
data_type: datatype,
};
if let Some(Token::DoubleColon) = self.peek_token() {
self.parse_pg_cast(pg_cast)
} else {
Ok(pg_cast)
}
data_type: self.parse_data_type()?,
})
}
/// Parse an expression infix (typically an operator)