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Always parsing tuples as errors.

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This commit is contained in:
Evgeny Gerashchenko
2013-03-19 15:54:49 +04:00
parent 1236327815
commit 84bc74894a
3 changed files with 10 additions and 15 deletions
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compiler/frontend/src/org/jetbrains/jet/lang/parsing/JetExpressionParsing.java
+4 -7
View File
@@ -1608,7 +1608,7 @@ public class JetExpressionParsing extends AbstractJetParsing {
* : "#" "(" (((SimpleName "=")? expression){","})? ")"
* ;
*/
@Deprecated // Tuples are to be removed in Kotlin M4
@Deprecated // Tuples are dropped, but parsing is left to minimize surprising. This code should be removed some time (in Kotlin 1.0?)
private void parseTupleExpression() {
assert _at(HASH);
PsiBuilder.Marker mark = mark();
@@ -1619,15 +1619,13 @@ public class JetExpressionParsing extends AbstractJetParsing {
if (!at(RPAR)) {
while (true) {
while (at(COMMA)) {
errorAndAdvance("Expecting a tuple entry (element)");
advance();
}
if (at(IDENTIFIER) && lookahead(1) == EQ) {
PsiBuilder.Marker entry = mark();
advance(); // IDENTIFIER
advance(); // EQ
parseExpression();
entry.done(LABELED_TUPLE_ENTRY);
}
else {
parseExpression();
@@ -1637,16 +1635,15 @@ public class JetExpressionParsing extends AbstractJetParsing {
advance(); // COMMA
if (at(RPAR)) {
error("Expecting a tuple entry (element)");
break;
}
}
}
expect(RPAR, "Expecting ')'");
consumeIf(RPAR);
myBuilder.restoreNewlinesState();
mark.done(TUPLE);
mark.error("Tuples are not supported. Use data classes instead.");
}
/*
compiler/frontend/src/org/jetbrains/jet/lang/parsing/JetParsing.java
+4 -6
View File
@@ -1564,7 +1564,7 @@ public class JetParsing extends AbstractJetParsing {
* : "#" "(" parameter{","} ")" // tuple with named entries, the names do not affect assignment compatibility
* ;
*/
@Deprecated // Tuples are to be removed in Kotlin M4
@Deprecated // Tuples are dropped, but parsing is left to minimize surprising. This code should be removed some time (in Kotlin 1.0?)
private void parseTupleType() {
assert _at(HASH);
@@ -1572,7 +1572,7 @@ public class JetParsing extends AbstractJetParsing {
myBuilder.disableNewlines();
advance(); // HASH
expect(LPAR, "Expecting a tuple type in the form of '#(...)");
consumeIf(LPAR);
if (!at(RPAR)) {
while (true) {
@@ -1581,11 +1581,9 @@ public class JetParsing extends AbstractJetParsing {
}
if (at(IDENTIFIER) && lookahead(1) == COLON) {
PsiBuilder.Marker labeledEntry = mark();
advance(); // IDENTIFIER
advance(); // COLON
parseTypeRef();
labeledEntry.done(LABELED_TUPLE_TYPE_ENTRY);
}
else if (TYPE_REF_FIRST.contains(tt())) {
parseTypeRef();
@@ -1599,10 +1597,10 @@ public class JetParsing extends AbstractJetParsing {
}
}
expect(RPAR, "Expecting ')");
consumeIf(RPAR);
myBuilder.restoreNewlinesState();
tuple.done(TUPLE_TYPE);
tuple.error("Tuples are not supported. Use data classes instead.");
}
/*
compiler/testData/psi/script/ShebangIncorrect.txt
+2 -2
View File
@@ -15,7 +15,7 @@ JetFile: ShebangIncorrect.ktscript
PsiElement(SEMICOLON)(';')
PsiWhiteSpace(' ')
BINARY_EXPRESSION
TUPLE
PsiErrorElement:Tuples are not supported. Use data classes instead.
PsiElement(HASH)('#')
PsiElement(EXCL)('!')
PsiErrorElement:Expecting an expression
@@ -26,7 +26,7 @@ JetFile: ShebangIncorrect.ktscript
PsiElement(IDENTIFIER)('usr')
PsiWhiteSpace('\n\n')
BINARY_EXPRESSION
TUPLE
PsiErrorElement:Tuples are not supported. Use data classes instead.
PsiElement(HASH)('#')
PsiElement(EXCL)('!')
PsiErrorElement:Expecting an expression