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KT-3025 Bad handling of missing expression in catch()

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#KT-3025 Fixed
This commit is contained in:
Andrey Breslav
2012-11-07 16:00:28 +04:00
parent 4ca7d086c2
commit d8ef7210dc
4 changed files with 458 additions and 3 deletions
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compiler/frontend/src/org/jetbrains/jet/lang/parsing/JetExpressionParsing.java
+22 -2
View File
@@ -1425,9 +1425,29 @@ public class JetExpressionParsing extends AbstractJetParsing {
PsiBuilder.Marker catchBlock = mark();
advance(); // CATCH_KEYWORD
myJetParsing.parseValueParameterList(false, TokenSet.create(LBRACE, FINALLY_KEYWORD, CATCH_KEYWORD));
TokenSet recoverySet = TokenSet.create(LBRACE, FINALLY_KEYWORD, CATCH_KEYWORD);
if (atSet(recoverySet)) {
error("Expecting exception variable declaration");
}
else {
PsiBuilder.Marker parameters = mark();
expect(LPAR, "Expecting '('", recoverySet);
if (!atSet(recoverySet)) {
myJetParsing.parseValueParameter();
expect(RPAR, "Expecting ')'", recoverySet);
}
else {
error("Expecting exception variable declaration");
}
parameters.done(VALUE_PARAMETER_LIST);
}
myJetParsing.parseBlock();
if (at(LBRACE)) {
myJetParsing.parseBlock();
}
else {
error("Expecting a block: { ... }");
}
catchBlock.done(CATCH);
}
compiler/frontend/src/org/jetbrains/jet/lang/parsing/JetParsing.java
+1 -1
View File
@@ -1702,7 +1702,7 @@ public class JetParsing extends AbstractJetParsing {
return parseValueParameter(true);
}
private void parseValueParameter() {
public void parseValueParameter() {
parseValueParameter(false);
}
compiler/testData/psi/TryRecovery.jet
+61
View File
@@ -0,0 +1,61 @@
fun testOpenParens() {
try {
} catch {
}
try {
} catch ( {
}
try {
} catch (e: {
}
try {
} catch (e: Exception {
}
}
fun testClosedParens() {
try {
} catch () {
}
try {
} catch (e) {
}
try {
} catch (e:) {
}
try {
} catch (e: Exception) {
}
try {
} catch (: Exception) {
}
try {
} catch (:) {
}
}
fun testFinally() {
try {
} catch
finally {
}
try {
} catch ()
finally {
}
try {
} catch (e : Exception)
finally {
}
}
compiler/testData/psi/TryRecovery.txt
+374
View File
@@ -0,0 +1,374 @@
JetFile: TryRecovery.jet
NAMESPACE_HEADER
<empty list>
FUN
PsiElement(fun)('fun')
PsiWhiteSpace(' ')
PsiElement(IDENTIFIER)('testOpenParens')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
PsiElement(RPAR)(')')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiErrorElement:Expecting exception variable declaration
<empty list>
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
PsiErrorElement:Expecting exception variable declaration
<empty list>
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiElement(IDENTIFIER)('e')
PsiElement(COLON)(':')
PsiWhiteSpace(' ')
TYPE_REFERENCE
PsiErrorElement:Type expected
<empty list>
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiElement(IDENTIFIER)('e')
PsiElement(COLON)(':')
PsiWhiteSpace(' ')
TYPE_REFERENCE
USER_TYPE
REFERENCE_EXPRESSION
PsiElement(IDENTIFIER)('Exception')
PsiErrorElement:Expecting ')'
<empty list>
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n')
FUN
PsiElement(fun)('fun')
PsiWhiteSpace(' ')
PsiElement(IDENTIFIER)('testClosedParens')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
PsiElement(RPAR)(')')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiErrorElement:Parameter name expected
<empty list>
PsiElement(RPAR)(')')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiElement(IDENTIFIER)('e')
PsiErrorElement:Parameters must have type annotation
<empty list>
PsiElement(RPAR)(')')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiElement(IDENTIFIER)('e')
PsiElement(COLON)(':')
TYPE_REFERENCE
PsiErrorElement:Type expected
<empty list>
PsiElement(RPAR)(')')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiElement(IDENTIFIER)('e')
PsiElement(COLON)(':')
PsiWhiteSpace(' ')
TYPE_REFERENCE
USER_TYPE
REFERENCE_EXPRESSION
PsiElement(IDENTIFIER)('Exception')
PsiElement(RPAR)(')')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiErrorElement:Parameter name expected
<empty list>
PsiElement(COLON)(':')
PsiWhiteSpace(' ')
TYPE_REFERENCE
USER_TYPE
REFERENCE_EXPRESSION
PsiElement(IDENTIFIER)('Exception')
PsiElement(RPAR)(')')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiErrorElement:Parameter name expected
<empty list>
PsiElement(COLON)(':')
TYPE_REFERENCE
PsiErrorElement:Type expected
<empty list>
PsiElement(RPAR)(')')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n')
FUN
PsiElement(fun)('fun')
PsiWhiteSpace(' ')
PsiElement(IDENTIFIER)('testFinally')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
PsiElement(RPAR)(')')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiErrorElement:Expecting exception variable declaration
<empty list>
PsiWhiteSpace('\n ')
FINALLY
PsiElement(finally)('finally')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiErrorElement:Parameter name expected
<empty list>
PsiElement(RPAR)(')')
PsiErrorElement:Expecting a block: { ... }
<empty list>
PsiWhiteSpace('\n ')
FINALLY
PsiElement(finally)('finally')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n\n ')
TRY
PsiElement(try)('try')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace(' ')
CATCH
PsiElement(catch)('catch')
PsiWhiteSpace(' ')
VALUE_PARAMETER_LIST
PsiElement(LPAR)('(')
VALUE_PARAMETER
PsiElement(IDENTIFIER)('e')
PsiWhiteSpace(' ')
PsiElement(COLON)(':')
PsiWhiteSpace(' ')
TYPE_REFERENCE
USER_TYPE
REFERENCE_EXPRESSION
PsiElement(IDENTIFIER)('Exception')
PsiElement(RPAR)(')')
PsiErrorElement:Expecting a block: { ... }
<empty list>
PsiWhiteSpace('\n ')
FINALLY
PsiElement(finally)('finally')
PsiWhiteSpace(' ')
BLOCK
PsiElement(LBRACE)('{')
PsiWhiteSpace('\n ')
PsiElement(RBRACE)('}')
PsiWhiteSpace('\n')
PsiElement(RBRACE)('}')