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fix function call parsing

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This commit is contained in:
elkowar 2021-05-14 11:40:41 +02:00
parent 457da0aaf5
commit 54f6713ffe
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GPG key ID: E321AD71B1D1F27F
1 changed files with 31 additions and 39 deletions
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70
src/value/attr_value/parser.rs
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@ -50,7 +50,7 @@ fn parse_unary_op(i: &str) -> IResult<&str, UnaryOp, VerboseError<&str>> {
fn parse_function_call(i: &str) -> IResult<&str, AttrValExpr, VerboseError<&str>> {
let (i, name) = take_while(|c: char| c.is_ascii_alphanumeric() || c == '_')(i)?;
let (i, args) = delimited(tag("("), separated_list0(tag(","), ws(parse_factor)), tag(")"))(i)?;
let (i, args) = delimited(tag("("), separated_list0(tag(","), ws(parse_expr)), tag(")"))(i)?;
Ok((i, AttrValExpr::FunctionCall(name.to_string(), args)))
}
@ -157,64 +157,56 @@ mod test {
use pretty_assertions::assert_eq;
#[test]
fn test_parser() {
use self::{BinOp::*, UnaryOp::*};
use AttrValExpr::*;
assert_eq!(("", 12.22f64), parse_num("12.22").unwrap());
assert_eq!(AttrValExpr::Literal(AttrVal::from_primitive("12")), AttrValExpr::parse("12").unwrap());
assert_eq!(Literal(AttrVal::from_primitive("12")), AttrValExpr::parse("12").unwrap());
assert_eq!(UnaryOp(Not, box Literal(AttrVal::from_primitive("false"))), AttrValExpr::parse("!false").unwrap());
assert_eq!(
AttrValExpr::UnaryOp(UnaryOp::Not, box AttrValExpr::Literal(AttrVal::from_primitive("false"))),
AttrValExpr::parse("!false").unwrap()
);
assert_eq!(
AttrValExpr::BinOp(
box AttrValExpr::Literal(AttrVal::from_primitive("12")),
BinOp::Plus,
box AttrValExpr::Literal(AttrVal::from_primitive("2"))
),
BinOp(box Literal(AttrVal::from_primitive("12")), Plus, box Literal(AttrVal::from_primitive("2"))),
AttrValExpr::parse("12 + 2").unwrap()
);
assert_eq!(
AttrValExpr::FunctionCall(
"test".to_string(),
vec![AttrValExpr::Literal(AttrVal::from_primitive("hi")), AttrValExpr::Literal(AttrVal::from_primitive("ho")),]
BinOp(
box FunctionCall(
"test".to_string(),
vec![
JsonAccess(box VarRef(VarName("foo".to_string())), box Literal(AttrVal::from_primitive("hi"))),
Literal(AttrVal::from_primitive("ho")),
]
),
Times,
box Literal(AttrVal::from_primitive(2))
),
AttrValExpr::parse("test(\"hi\", \"ho\")").unwrap()
AttrValExpr::parse(r#"(test(foo["hi"], ("ho")) * 2)"#).unwrap()
);
assert_eq!(
AttrValExpr::UnaryOp(
UnaryOp::Not,
box AttrValExpr::BinOp(
box AttrValExpr::Literal(AttrVal::from_primitive("1")),
BinOp::Equals,
box AttrValExpr::Literal(AttrVal::from_primitive("2"))
)
),
UnaryOp(Not, box BinOp(box Literal(AttrVal::from_primitive("1")), Equals, box Literal(AttrVal::from_primitive("2")))),
AttrValExpr::parse("!(1 == 2)").unwrap()
);
assert_eq!(
AttrValExpr::IfElse(
box AttrValExpr::VarRef(VarName("a".to_string())),
box AttrValExpr::VarRef(VarName("b".to_string())),
box AttrValExpr::VarRef(VarName("c".to_string())),
IfElse(
box VarRef(VarName("a".to_string())),
box VarRef(VarName("b".to_string())),
box VarRef(VarName("c".to_string())),
),
AttrValExpr::parse("if a then b else c").unwrap()
);
assert_eq!(
AttrValExpr::JsonAccess(
box AttrValExpr::VarRef(VarName("array".to_string())),
box AttrValExpr::BinOp(
box AttrValExpr::Literal(AttrVal::from_primitive("1")),
BinOp::Plus,
box AttrValExpr::Literal(AttrVal::from_primitive("2"))
)
JsonAccess(
box VarRef(VarName("array".to_string())),
box BinOp(box Literal(AttrVal::from_primitive("1")), Plus, box Literal(AttrVal::from_primitive("2")))
),
AttrValExpr::parse(r#"(array)[1+2]"#).unwrap()
);
assert_eq!(
AttrValExpr::JsonAccess(
box AttrValExpr::JsonAccess(
box AttrValExpr::VarRef(VarName("object".to_string())),
box AttrValExpr::Literal(AttrVal::from_primitive("field".to_string())),
JsonAccess(
box JsonAccess(
box VarRef(VarName("object".to_string())),
box Literal(AttrVal::from_primitive("field".to_string())),
),
box AttrValExpr::Literal(AttrVal::from_primitive("field2".to_string())),
box Literal(AttrVal::from_primitive("field2".to_string())),
),
AttrValExpr::parse(r#"object.field.field2"#).unwrap()
);