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Make TypedString preserve quote style #1679

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Merged
merged 11 commits into from
Jan 31, 2025
Merged

Make TypedString preserve quote style #1679

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917b835
wip
graup Jan 23, 2025
78ff176
fix
graup Jan 23, 2025
cb2cd7c
undo unnecessary change
graup Jan 23, 2025
10790ce
undo unnecessary change
graup Jan 23, 2025
caf1604
Add Into<String> impl
graup Jan 23, 2025
12fa405
Merge branch 'main' into typed-string-fix
graup Jan 28, 2025
dc7c6ad
Value::as_str
graup Jan 28, 2025
eec3223
into_string -> Option
graup Jan 30, 2025
e79d799
fix docstring
graup Jan 30, 2025
1ead5c9
move common test
graup Jan 30, 2025
cad6ef0
undo some unnecessary changes
graup Jan 30, 2025
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4 changes: 2 additions & 2 deletions src/ast/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -874,7 +874,7 @@ pub enum Expr {
/// as well as constants of other types (a non-standard PostgreSQL extension).
TypedString {
data_type: DataType,
value: String,
value: Value,
},
/// Scalar function call e.g. `LEFT(foo, 5)`
Function(Function),
Expand Down Expand Up @@ -1589,7 +1589,7 @@ impl fmt::Display for Expr {
Expr::IntroducedString { introducer, value } => write!(f, "{introducer} {value}"),
Expr::TypedString { data_type, value } => {
write!(f, "{data_type}")?;
write!(f, " '{}'", &value::escape_single_quote_string(value))
write!(f, " {value}")
}
Expr::Function(fun) => write!(f, "{fun}"),
Expr::Method(method) => write!(f, "{method}"),
Expand Down
4 changes: 2 additions & 2 deletions src/ast/spans.rs
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Expand Up @@ -1265,7 +1265,7 @@ impl Spanned for AssignmentTarget {
/// f.e. `IS NULL <expr>` reports as `<expr>::span`.
///
/// Missing spans:
/// - [Expr::TypedString]
/// - [Expr::TypedString] # missing span for data_type
/// - [Expr::MatchAgainst] # MySQL specific
/// - [Expr::RLike] # MySQL specific
/// - [Expr::Struct] # BigQuery specific
Expand Down Expand Up @@ -1361,7 +1361,7 @@ impl Spanned for Expr {
.union(&union_spans(collation.0.iter().map(|i| i.span))),
Expr::Nested(expr) => expr.span(),
Expr::Value(value) => value.span(),
Expr::TypedString { .. } => Span::empty(),
Expr::TypedString { value, .. } => value.span(),
Expr::Function(function) => function.span(),
Expr::GroupingSets(vec) => {
union_spans(vec.iter().flat_map(|i| i.iter().map(|k| k.span())))
Expand Down
26 changes: 26 additions & 0 deletions src/ast/value.rs
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Expand Up @@ -97,6 +97,32 @@ pub enum Value {
Placeholder(String),
}

impl Into<String> for Value {
fn into(self) -> String {
match self {
Value::SingleQuotedString(s) => s,
Value::TripleSingleQuotedString(s) => s,
Value::TripleDoubleQuotedString(s) => s,
Value::EscapedStringLiteral(s) => s,
Value::UnicodeStringLiteral(s) => s,
Value::SingleQuotedByteStringLiteral(s) => s,
Value::DoubleQuotedByteStringLiteral(s) => s,
Value::TripleSingleQuotedByteStringLiteral(s) => s,
Value::TripleDoubleQuotedByteStringLiteral(s) => s,
Value::SingleQuotedRawStringLiteral(s) => s,
Value::DoubleQuotedRawStringLiteral(s) => s,
Value::TripleSingleQuotedRawStringLiteral(s) => s,
Value::TripleDoubleQuotedRawStringLiteral(s) => s,
Value::NationalStringLiteral(s) => s,
Value::HexStringLiteral(s) => s,
Value::DoubleQuotedString(s) => s,
Value::Placeholder(s) => s,
Value::DollarQuotedString(s) => s.value,
_ => panic!("not a string value"),
}
}
}

impl fmt::Display for Value {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
Expand Down
2 changes: 1 addition & 1 deletion src/parser/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1316,7 +1316,7 @@ impl<'a> Parser<'a> {
DataType::Custom(..) => parser_err!("dummy", loc),
data_type => Ok(Expr::TypedString {
data_type,
value: parser.parse_literal_string()?,
value: parser.parse_value()?,
}),
}
})?;
Expand Down
96 changes: 60 additions & 36 deletions tests/sqlparser_bigquery.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ fn parse_literal_string() {
r#"'''triple-single'unescaped''', "#,
r#""double\"escaped", "#,
r#""""triple-double\"escaped""", "#,
r#""""triple-double"unescaped""""#,
r#""""triple-double"un'escaped""""#,
);
let dialect = TestedDialects::new_with_options(
vec![Box::new(BigQueryDialect {})],
Expand All @@ -48,34 +48,34 @@ fn parse_literal_string() {
let select = dialect.verified_only_select(sql);
assert_eq!(10, select.projection.len());
assert_eq!(
&Expr::Value(Value::SingleQuotedString("single".to_string())),
&Expr::Value(Value::SingleQuotedString("single".into())),
expr_from_projection(&select.projection[0])
);
assert_eq!(
&Expr::Value(Value::DoubleQuotedString("double".to_string())),
&Expr::Value(Value::DoubleQuotedString("double".into())),
expr_from_projection(&select.projection[1])
);
assert_eq!(
&Expr::Value(Value::TripleSingleQuotedString("triple-single".to_string())),
&Expr::Value(Value::TripleSingleQuotedString("triple-single".into())),
expr_from_projection(&select.projection[2])
);
assert_eq!(
&Expr::Value(Value::TripleDoubleQuotedString("triple-double".to_string())),
&Expr::Value(Value::TripleDoubleQuotedString("triple-double".into())),
expr_from_projection(&select.projection[3])
);
assert_eq!(
&Expr::Value(Value::SingleQuotedString(r#"single\'escaped"#.to_string())),
&Expr::Value(Value::SingleQuotedString(r#"single\'escaped"#.into())),
expr_from_projection(&select.projection[4])
);
assert_eq!(
&Expr::Value(Value::TripleSingleQuotedString(
r#"triple-single\'escaped"#.to_string()
r#"triple-single\'escaped"#.into()
)),
expr_from_projection(&select.projection[5])
);
assert_eq!(
&Expr::Value(Value::TripleSingleQuotedString(
r#"triple-single'unescaped"#.to_string()
r#"triple-single'unescaped"#.into()
)),
expr_from_projection(&select.projection[6])
);
Expand All @@ -91,7 +91,7 @@ fn parse_literal_string() {
);
assert_eq!(
&Expr::Value(Value::TripleDoubleQuotedString(
r#"triple-double"unescaped"#.to_string()
r#"triple-double"un'escaped"#.to_string()
)),
expr_from_projection(&select.projection[9])
);
Expand Down Expand Up @@ -579,7 +579,7 @@ fn parse_tuple_struct_literal() {
&Expr::Tuple(vec![
Expr::Value(number("1")),
Expr::Value(number("1.0")),
Expr::Value(Value::SingleQuotedString("123".to_string())),
Expr::Value(Value::SingleQuotedString("123".into())),
Expr::Value(Value::Boolean(true))
]),
expr_from_projection(&select.projection[1])
Expand Down Expand Up @@ -607,7 +607,7 @@ fn parse_typeless_struct_syntax() {

assert_eq!(
&Expr::Struct {
values: vec![Expr::Value(Value::SingleQuotedString("abc".to_string())),],
values: vec![Expr::Value(Value::SingleQuotedString("abc".into())),],
fields: Default::default()
},
expr_from_projection(&select.projection[1])
Expand All @@ -630,7 +630,7 @@ fn parse_typeless_struct_syntax() {
name: Ident::from("a")
},
Expr::Named {
expr: Expr::Value(Value::SingleQuotedString("abc".to_string())).into(),
expr: Expr::Value(Value::SingleQuotedString("abc".into())).into(),
name: Ident::from("b")
},
],
Expand Down Expand Up @@ -795,9 +795,7 @@ fn parse_typed_struct_syntax_bigquery() {
assert_eq!(4, select.projection.len());
assert_eq!(
&Expr::Struct {
values: vec![Expr::Value(Value::DoubleQuotedString(
"2011-05-05".to_string()
)),],
values: vec![Expr::Value(Value::DoubleQuotedString("2011-05-05".into())),],
fields: vec![StructField {
field_name: None,
field_type: DataType::Date
Expand All @@ -809,7 +807,7 @@ fn parse_typed_struct_syntax_bigquery() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::Datetime(None),
value: "1999-01-01 01:23:34.45".to_string()
value: Value::SingleQuotedString("1999-01-01 01:23:34.45".into())
},],
fields: vec![StructField {
field_name: None,
Expand Down Expand Up @@ -845,7 +843,7 @@ fn parse_typed_struct_syntax_bigquery() {
assert_eq!(
&Expr::Struct {
values: vec![Expr::Interval(Interval {
value: Box::new(Expr::Value(Value::SingleQuotedString("2".to_string()))),
value: Box::new(Expr::Value(Value::SingleQuotedString("2".into()))),
leading_field: Some(DateTimeField::Hour),
leading_precision: None,
last_field: None,
Expand All @@ -862,7 +860,9 @@ fn parse_typed_struct_syntax_bigquery() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::JSON,
value: r#"{"class" : {"students" : [{"name" : "Jane"}]}}"#.to_string()
value: Value::SingleQuotedString(
r#"{"class" : {"students" : [{"name" : "Jane"}]}}"#.into()
)
},],
fields: vec![StructField {
field_name: None,
Expand All @@ -877,7 +877,7 @@ fn parse_typed_struct_syntax_bigquery() {
assert_eq!(3, select.projection.len());
assert_eq!(
&Expr::Struct {
values: vec![Expr::Value(Value::DoubleQuotedString("foo".to_string())),],
values: vec![Expr::Value(Value::DoubleQuotedString("foo".into())),],
fields: vec![StructField {
field_name: None,
field_type: DataType::String(Some(42))
Expand All @@ -889,7 +889,7 @@ fn parse_typed_struct_syntax_bigquery() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::Timestamp(None, TimezoneInfo::None),
value: "2008-12-25 15:30:00 America/Los_Angeles".to_string()
value: Value::SingleQuotedString("2008-12-25 15:30:00 America/Los_Angeles".into())
},],
fields: vec![StructField {
field_name: None,
Expand All @@ -903,7 +903,7 @@ fn parse_typed_struct_syntax_bigquery() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::Time(None, TimezoneInfo::None),
value: "15:30:00".to_string()
value: Value::SingleQuotedString("15:30:00".into())
},],
fields: vec![StructField {
field_name: None,
Expand All @@ -920,7 +920,7 @@ fn parse_typed_struct_syntax_bigquery() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::Numeric(ExactNumberInfo::None),
value: "1".to_string()
value: Value::SingleQuotedString("1".into())
},],
fields: vec![StructField {
field_name: None,
Expand All @@ -933,7 +933,7 @@ fn parse_typed_struct_syntax_bigquery() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::BigNumeric(ExactNumberInfo::None),
value: "1".to_string()
value: Value::SingleQuotedString("1".into())
},],
fields: vec![StructField {
field_name: None,
Expand Down Expand Up @@ -1110,9 +1110,7 @@ fn parse_typed_struct_syntax_bigquery_and_generic() {
assert_eq!(4, select.projection.len());
assert_eq!(
&Expr::Struct {
values: vec![Expr::Value(Value::SingleQuotedString(
"2011-05-05".to_string()
)),],
values: vec![Expr::Value(Value::SingleQuotedString("2011-05-05".into())),],
fields: vec![StructField {
field_name: None,
field_type: DataType::Date
Expand All @@ -1124,7 +1122,7 @@ fn parse_typed_struct_syntax_bigquery_and_generic() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::Datetime(None),
value: "1999-01-01 01:23:34.45".to_string()
value: Value::SingleQuotedString("1999-01-01 01:23:34.45".into())
},],
fields: vec![StructField {
field_name: None,
Expand Down Expand Up @@ -1160,7 +1158,7 @@ fn parse_typed_struct_syntax_bigquery_and_generic() {
assert_eq!(
&Expr::Struct {
values: vec![Expr::Interval(Interval {
value: Box::new(Expr::Value(Value::SingleQuotedString("1".to_string()))),
value: Box::new(Expr::Value(Value::SingleQuotedString("1".into()))),
leading_field: Some(DateTimeField::Month),
leading_precision: None,
last_field: None,
Expand All @@ -1177,7 +1175,9 @@ fn parse_typed_struct_syntax_bigquery_and_generic() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::JSON,
value: r#"{"class" : {"students" : [{"name" : "Jane"}]}}"#.to_string()
value: Value::SingleQuotedString(
r#"{"class" : {"students" : [{"name" : "Jane"}]}}"#.into()
)
},],
fields: vec![StructField {
field_name: None,
Expand All @@ -1192,7 +1192,7 @@ fn parse_typed_struct_syntax_bigquery_and_generic() {
assert_eq!(3, select.projection.len());
assert_eq!(
&Expr::Struct {
values: vec![Expr::Value(Value::SingleQuotedString("foo".to_string())),],
values: vec![Expr::Value(Value::SingleQuotedString("foo".into())),],
fields: vec![StructField {
field_name: None,
field_type: DataType::String(Some(42))
Expand All @@ -1204,7 +1204,7 @@ fn parse_typed_struct_syntax_bigquery_and_generic() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::Timestamp(None, TimezoneInfo::None),
value: "2008-12-25 15:30:00 America/Los_Angeles".to_string()
value: Value::SingleQuotedString("2008-12-25 15:30:00 America/Los_Angeles".into())
},],
fields: vec![StructField {
field_name: None,
Expand All @@ -1218,7 +1218,7 @@ fn parse_typed_struct_syntax_bigquery_and_generic() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::Time(None, TimezoneInfo::None),
value: "15:30:00".to_string()
value: Value::SingleQuotedString("15:30:00".into())
},],
fields: vec![StructField {
field_name: None,
Expand All @@ -1235,7 +1235,7 @@ fn parse_typed_struct_syntax_bigquery_and_generic() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::Numeric(ExactNumberInfo::None),
value: "1".to_string()
value: Value::SingleQuotedString("1".into())
},],
fields: vec![StructField {
field_name: None,
Expand All @@ -1248,7 +1248,7 @@ fn parse_typed_struct_syntax_bigquery_and_generic() {
&Expr::Struct {
values: vec![Expr::TypedString {
data_type: DataType::BigNumeric(ExactNumberInfo::None),
value: "1".to_string()
value: Value::SingleQuotedString("1".into())
},],
fields: vec![StructField {
field_name: None,
Expand Down Expand Up @@ -1276,7 +1276,7 @@ fn parse_typed_struct_with_field_name_bigquery() {
);
assert_eq!(
&Expr::Struct {
values: vec![Expr::Value(Value::DoubleQuotedString("foo".to_string())),],
values: vec![Expr::Value(Value::DoubleQuotedString("foo".into())),],
fields: vec![StructField {
field_name: Some(Ident::from("y")),
field_type: DataType::String(None)
Expand Down Expand Up @@ -1323,7 +1323,7 @@ fn parse_typed_struct_with_field_name_bigquery_and_generic() {
);
assert_eq!(
&Expr::Struct {
values: vec![Expr::Value(Value::SingleQuotedString("foo".to_string())),],
values: vec![Expr::Value(Value::SingleQuotedString("foo".into())),],
fields: vec![StructField {
field_name: Some(Ident::from("y")),
field_type: DataType::String(None)
Expand Down Expand Up @@ -2214,6 +2214,30 @@ fn test_select_as_value() {
assert_eq!(Some(ValueTableMode::AsValue), select.value_table_mode);
}

#[test]
fn test_typed_strings() {
let expr = bigquery().verified_expr(r#"JSON """{"foo":"bar's"}""""#);
assert_eq!(
Expr::TypedString {
data_type: DataType::JSON,
value: Value::TripleDoubleQuotedString(r#"{"foo":"bar's"}"#.into())
},
expr
);

let expr = bigquery().verified_expr(r#"JSON '''{"foo":"bar's"}'''"#);
if let Expr::TypedString { data_type, value } = expr {
assert_eq!(DataType::JSON, data_type);
let string_value: String = value.into();
assert_eq!(r#"{"foo":"bar's"}"#, string_value);
}

// SingleQuotedString and DoubleQuotedString are currently not correctly formatted by `fmt::Display for Value`.
// BigQuery does not support double escaping, should be \' or \" instead.
//bigquery().verified_expr(r#"JSON '{"foo":"bar\'s"}'"#);
//bigquery().verified_expr(r#"JSON "{\"foo\":\"bar's\"}""#);
}

#[test]
fn test_array_agg() {
bigquery_and_generic().verified_expr("ARRAY_AGG(state)");
Expand Down
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