/*
* try
* : "try" block catchBlock* finallyBlock?
* ;
* catchBlock
* : "catch" "(" annotations SimpleName ":" userType ")" block
* ;
*
* finallyBlock
* : "finally" block
* ;
*/
private void parseTry() {
assert _at(TRY_KEYWORD);
PsiBuilder.Marker tryExpression = mark();
advance(); // TRY_KEYWORD
myJetParsing.parseBlock();
boolean catchOrFinally = false;
while (at(CATCH_KEYWORD)) {
catchOrFinally = true;
PsiBuilder.Marker catchBlock = mark();
advance(); // CATCH_KEYWORD
TokenSet recoverySet = TokenSet.create(LBRACE, RBRACE, 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(/*typeRequired = */ true);
expect(RPAR, "Expecting ')'", recoverySet);
} else {
error("Expecting exception variable declaration");
}
parameters.done(VALUE_PARAMETER_LIST);
}
if (at(LBRACE)) {
myJetParsing.parseBlock();
} else {
error("Expecting a block: { ... }");
}
catchBlock.done(CATCH);
}
if (at(FINALLY_KEYWORD)) {
catchOrFinally = true;
PsiBuilder.Marker finallyBlock = mark();
advance(); // FINALLY_KEYWORD
myJetParsing.parseBlock();
finallyBlock.done(FINALLY);
}
if (!catchOrFinally) {
error("Expecting 'catch' or 'finally'");
}
tryExpression.done(TRY);
}
