blob: 8cc3fae63a9c5fa04b83dc1847a91700cc8c0b1a (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
/*
* SPDX-FileCopyrightText: 2021-2023 The Refinery Authors <https://refinery.tools/>
*
* SPDX-License-Identifier: EPL-2.0
*/
package tools.refinery.store.query.literal;
import tools.refinery.store.query.equality.LiteralEqualityHelper;
import tools.refinery.store.query.substitution.Substitution;
import tools.refinery.store.query.term.DataVariable;
import tools.refinery.store.query.term.Term;
import tools.refinery.store.query.term.Variable;
import java.util.Set;
public record AssignLiteral<T>(DataVariable<T> variable, Term<T> term) implements Literal {
public AssignLiteral {
if (!term.getType().equals(variable.getType())) {
throw new IllegalArgumentException("Term %s must be of type %s, got %s instead".formatted(
term, variable.getType().getName(), term.getType().getName()));
}
}
@Override
public Set<Variable> getBoundVariables() {
return Set.of(variable);
}
@Override
public Literal substitute(Substitution substitution) {
return new AssignLiteral<>(substitution.getTypeSafeSubstitute(variable), term.substitute(substitution));
}
@Override
public boolean equalsWithSubstitution(LiteralEqualityHelper helper, Literal other) {
if (other == null || getClass() != other.getClass()) {
return false;
}
var otherLetLiteral = (AssignLiteral<?>) other;
return helper.variableEqual(variable, otherLetLiteral.variable) && term.equalsWithSubstitution(helper,
otherLetLiteral.term);
}
@Override
public String toString() {
return "%s is (%s)".formatted(variable, term);
}
}
|