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more tests for select + fixes

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This commit is contained in:
pedrocarlo
2025-05-27 17:28:49 -03:00
parent 5b6ed60133
commit e0c2a09d71
3 changed files with 167 additions and 57 deletions
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86
vendored/sqlite3-parser/src/to_sql_string/expr.rs
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@@ -42,9 +42,10 @@ impl ToSqlString for Expr {
ret.push_str("CASE ");
if let Some(base) = base {
ret.push_str(&base.to_sql_string(context));
ret.push(' ');
}
for (when, then) in when_then_pairs {
ret.push_str(" WHEN ");
ret.push_str("WHEN ");
ret.push_str(&when.to_sql_string(context));
ret.push_str(" THEN ");
ret.push_str(&then.to_sql_string(context));
@@ -103,13 +104,14 @@ impl ToSqlString for Expr {
ret.push(')');
if let Some(filter_over) = filter_over {
if let Some(filter) = &filter_over.filter_clause {
ret.push_str(" FILTER (");
ret.push_str("WHERE ");
ret.push_str(&filter.to_sql_string(context));
ret.push(')');
ret.push_str(&format!(
" FILTER (WHERE {})",
filter.to_sql_string(context)
));
}
if let Some(_over) = &filter_over.over_clause {
todo!()
if let Some(over) = &filter_over.over_clause {
ret.push(' ');
ret.push_str(&over.to_sql_string(context));
}
}
}
@@ -118,13 +120,14 @@ impl ToSqlString for Expr {
ret.push_str("(*)");
if let Some(filter_over) = filter_over {
if let Some(filter) = &filter_over.filter_clause {
ret.push_str(" FILTER (");
ret.push_str("WHERE ");
ret.push_str(&filter.to_sql_string(context));
ret.push(')');
ret.push_str(&format!(
" FILTER (WHERE {})",
filter.to_sql_string(context)
));
}
if let Some(_over) = &filter_over.over_clause {
todo!()
if let Some(over) = &filter_over.over_clause {
ret.push(' ');
ret.push_str(&over.to_sql_string(context));
}
}
}
@@ -147,31 +150,27 @@ impl ToSqlString for Expr {
table: _,
} => todo!(),
Expr::InList { lhs, not, rhs } => {
ret.push_str(&lhs.to_sql_string(context));
ret.push(' ');
if *not {
ret.push_str("NOT ");
}
ret.push('(');
if let Some(rhs) = rhs {
let joined_args = rhs
.iter()
.map(|expr| expr.to_sql_string(context))
.collect::<Vec<_>>()
.join(", ");
ret.push_str(&joined_args);
}
ret.push(')');
ret.push_str(&format!(
"{} {}IN ({})",
lhs.to_sql_string(context),
if *not { "NOT " } else { "" },
if let Some(rhs) = rhs {
rhs.iter()
.map(|expr| expr.to_sql_string(context))
.collect::<Vec<_>>()
.join(", ")
} else {
"".to_string()
}
));
}
Expr::InSelect { lhs, not, rhs } => {
ret.push_str(&lhs.to_sql_string(context));
ret.push(' ');
if *not {
ret.push_str("NOT ");
}
ret.push('(');
ret.push_str(&rhs.to_sql_string(context));
ret.push(')');
ret.push_str(&format!(
"{} {}IN ({})",
lhs.to_sql_string(context),
if *not { "NOT " } else { "" },
rhs.to_sql_string(context)
));
}
Expr::InTable {
lhs,
@@ -409,5 +408,20 @@ impl ToSqlString for ast::UnaryOperator {
}
}
impl ToSqlString for ast::Over {
fn to_sql_string<C: super::ToSqlContext>(&self, context: &C) -> String {
let mut ret = vec!["OVER".to_string()];
match self {
Self::Name(name) => {
ret.push(name.0.clone());
}
Self::Window(window) => {
ret.push(window.to_sql_string(context));
}
}
ret.join(" ")
}
}
#[cfg(test)]
mod tests {}