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PY-87502 PyCharm considers Literal[1] not to be equal to Literal[+1]

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GitOrigin-RevId: 2e65c2f06e4398a01f7d81aec3eeed636219cb0d
This commit is contained in:
Andrey Vokin
2026-02-15 12:37:20 +00:00
committed by intellij-monorepo-bot
parent 7bfd68309a
commit cfa611b041
2 changed files with 14 additions and 3 deletions
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python/python-psi-impl/src/com/jetbrains/python/psi/impl/PyEvaluator.java
+8 -3
View File
@@ -290,16 +290,21 @@ public class PyEvaluator {
}
private @Nullable Object evaluatePrefix(@NotNull PyPrefixExpression expression) {
if (expression.getOperator() == PyTokenTypes.NOT_KEYWORD) {
PyElementType operator = expression.getOperator();
if (operator == PyTokenTypes.NOT_KEYWORD) {
final Boolean value = PyUtil.as(evaluate(expression.getOperand()), Boolean.class);
if (value != null) {
return !value;
}
}
else if (expression.getOperator() == PyTokenTypes.MINUS) {
else if (operator == PyTokenTypes.MINUS || operator == PyTokenTypes.PLUS) {
final Number number = PyUtil.as(evaluate(expression.getOperand()), Number.class);
if (number != null) {
return fromBigInteger(toBigInteger(number).negate());
var bigInt = toBigInteger(number);
if (operator == PyTokenTypes.MINUS) {
bigInt = bigInt.negate();
}
return fromBigInteger(bigInt);
}
}
python/testSrc/com/jetbrains/python/PyEvaluatorTest.java
+6
View File
@@ -254,6 +254,12 @@ public class PyEvaluatorTest extends PyTestCase {
assertTrue(byExpression("2 != 1", Boolean.class));
}
public void testPositiveNumberLiteral() {
assertEquals(Integer.valueOf(5), byExpression("+5", Integer.class));
assertEquals(Long.valueOf(Long.MAX_VALUE), byExpression("+" + Long.MAX_VALUE, Long.class));
assertEquals(BigInteger.valueOf(Long.MAX_VALUE).add(BigInteger.ONE), byExpression("+" + BigInteger.valueOf(Long.MAX_VALUE).add(BigInteger.ONE), BigInteger.class));
}
public void testBooleanOperators() {
assertTrue(byExpression("True and True", Boolean.class));
assertTrue(byExpression("True or False", Boolean.class));