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Pre: Handle SrcVar.

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This commit is contained in:
Nick Alexander 2017-04-05 15:30:22 -07:00 committed by Richard Newman
parent a10c6fc67a
commit 08534a1a3a
2 changed files with 40 additions and 14 deletions
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4
query-algebrizer/src/clauses/resolve.rs
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@ -50,7 +50,7 @@ impl ConjoiningClauses {
}, },
// Can't be an entid. // Can't be an entid.
EntidOrInteger(i) => Ok(QueryValue::TypedValue(TypedValue::Long(i))), EntidOrInteger(i) => Ok(QueryValue::TypedValue(TypedValue::Long(i))),
Ident(_) | IdentOrKeyword(_) |
SrcVar(_) | SrcVar(_) |
Constant(NonIntegerConstant::Boolean(_)) | Constant(NonIntegerConstant::Boolean(_)) |
Constant(NonIntegerConstant::Text(_)) | Constant(NonIntegerConstant::Text(_)) |
@ -78,7 +78,7 @@ impl ConjoiningClauses {
.ok_or_else(|| Error::from_kind(ErrorKind::UnboundVariable(var.name()))) .ok_or_else(|| Error::from_kind(ErrorKind::UnboundVariable(var.name())))
}, },
EntidOrInteger(i) => Ok(QueryValue::PrimitiveLong(i)), EntidOrInteger(i) => Ok(QueryValue::PrimitiveLong(i)),
Ident(_) => unimplemented!(), // TODO IdentOrKeyword(_) => unimplemented!(), // TODO
Constant(NonIntegerConstant::Boolean(val)) => Ok(QueryValue::TypedValue(TypedValue::Boolean(val))), Constant(NonIntegerConstant::Boolean(val)) => Ok(QueryValue::TypedValue(TypedValue::Boolean(val))),
Constant(NonIntegerConstant::Float(f)) => Ok(QueryValue::TypedValue(TypedValue::Double(f))), Constant(NonIntegerConstant::Float(f)) => Ok(QueryValue::TypedValue(TypedValue::Double(f))),
Constant(NonIntegerConstant::Text(s)) => Ok(QueryValue::TypedValue(TypedValue::typed_string(s.as_str()))), Constant(NonIntegerConstant::Text(s)) => Ok(QueryValue::TypedValue(TypedValue::typed_string(s.as_str()))),

50
query/src/lib.rs
View file

@ -174,7 +174,11 @@ impl FromValue<SrcVar> for SrcVar {
impl SrcVar { impl SrcVar {
pub fn from_symbol(sym: &PlainSymbol) -> Option<SrcVar> { pub fn from_symbol(sym: &PlainSymbol) -> Option<SrcVar> {
if sym.is_src_symbol() { if sym.is_src_symbol() {
Some(SrcVar::NamedSrc(sym.plain_name().to_string())) if sym.0 == "$" {
Some(SrcVar::DefaultSrc)
} else {
Some(SrcVar::NamedSrc(sym.plain_name().to_string()))
}
} else { } else {
None None
} }
@ -210,22 +214,44 @@ pub enum FnArg {
Variable(Variable), Variable(Variable),
SrcVar(SrcVar), SrcVar(SrcVar),
EntidOrInteger(i64), EntidOrInteger(i64),
Ident(NamespacedKeyword), IdentOrKeyword(NamespacedKeyword),
Constant(NonIntegerConstant), Constant(NonIntegerConstant),
} }
impl FromValue<FnArg> for FnArg { impl FromValue<FnArg> for FnArg {
fn from_value(v: &edn::ValueAndSpan) -> Option<FnArg> { fn from_value(v: &edn::ValueAndSpan) -> Option<FnArg> {
// TODO: support SrcVars. use edn::SpannedValue::*;
Variable::from_value(v) match v.inner {
.and_then(|v| Some(FnArg::Variable(v))) Integer(x) =>
.or_else(|| { Some(FnArg::EntidOrInteger(x)),
println!("from_value {}", v.inner); PlainSymbol(ref x) if x.is_src_symbol() =>
match v.inner { SrcVar::from_symbol(x).map(FnArg::SrcVar),
edn::SpannedValue::Integer(i) => Some(FnArg::EntidOrInteger(i)), PlainSymbol(ref x) if x.is_var_symbol() =>
edn::SpannedValue::Float(f) => Some(FnArg::Constant(NonIntegerConstant::Float(f))), Variable::from_symbol(x).map(FnArg::Variable),
_ => unimplemented!(), PlainSymbol(_) => None,
}}) NamespacedKeyword(ref x) =>
Some(FnArg::IdentOrKeyword(x.clone())),
Instant(x) =>
Some(FnArg::Constant(NonIntegerConstant::Instant(x))),
Uuid(x) =>
Some(FnArg::Constant(NonIntegerConstant::Uuid(x))),
Boolean(x) =>
Some(FnArg::Constant(NonIntegerConstant::Boolean(x))),
Float(x) =>
Some(FnArg::Constant(NonIntegerConstant::Float(x))),
BigInteger(ref x) =>
Some(FnArg::Constant(NonIntegerConstant::BigInteger(x.clone()))),
Text(ref x) =>
// TODO: intern strings. #398.
Some(FnArg::Constant(NonIntegerConstant::Text(Rc::new(x.clone())))),
Nil |
NamespacedSymbol(_) |
Keyword(_) |
Vector(_) |
List(_) |
Set(_) |
Map(_) => None,
}
} }
} }