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Diffstat (limited to '')
| -rw-r--r-- | idlc/source/errorhandler.cxx | 583 |
1 files changed, 583 insertions, 0 deletions
diff --git a/idlc/source/errorhandler.cxx b/idlc/source/errorhandler.cxx new file mode 100644 index 000000000..aa2de56bc --- /dev/null +++ b/idlc/source/errorhandler.cxx @@ -0,0 +1,583 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <errorhandler.hxx> +#include <astinterface.hxx> + +static const char* errorCodeToMessage(ErrorCode eCode) +{ + switch (eCode) + { + case ErrorCode::SyntaxError: + return ""; + case ErrorCode::RedefScope: + return "illegal redefinition in scope "; + case ErrorCode::CoercionFailure: + return "coercion failure "; + case ErrorCode::ScopeConflict: + return "definition scope is different than fwd declare scope, "; + case ErrorCode::IllegalAdd: + return "illegal add operation, "; + case ErrorCode::IllegalRaises: + return "non-exception type in raises(..) clause, "; + case ErrorCode::CantInherit: + return "cannot inherit "; + case ErrorCode::IdentNotFound: + return "error in lookup of symbol: "; + case ErrorCode::CannotInheritFromForward: + return ""; + case ErrorCode::ExpectedConstant: + return "constant expected: "; + case ErrorCode::Eval: + return "expression evaluation error: "; + case ErrorCode::ForwardDeclLookup: + return ""; + case ErrorCode::RecursiveType: + return "illegal recursive use of type: "; + case ErrorCode::NotAType: + return "specified symbol is not a type: "; + case ErrorCode::InterfaceMemberLookup: + return "error in lookup of symbol, expected interface is not defined and no forward exists: "; + case ErrorCode::ServiceMemberLookup: + return "error in lookup of symbol, expected service is not defined: "; + case ErrorCode::DefinedAttributeFlag: + return "flag is already set: "; + case ErrorCode::WrongAttributeKeyword: + return "keyword not allowed: "; + case ErrorCode::MissingAttributeKeyword: + return "missing keyword: "; + case ErrorCode::BadAttributeFlags: + return + "the 'attribute' flag is mandatory, and only the 'bound' and" + " 'readonly' optional flags are accepted: "; + case ErrorCode::ExpectedOptional: + return "only the 'optional' flag is accepted: "; + case ErrorCode::MixedInheritance: + return "interface inheritance declarations cannot appear in both an" + " interface's header and its body"; + case ErrorCode::DoubleInheritance: + return + "interface is (directly or indirectly) inherited more than once: "; + case ErrorCode::DoubleMember: + return + "member is (directly or indirectly) declared more than once: "; + case ErrorCode::ConstructorParameterNotIn: + return + "a service constructor parameter may not be an out or inout" + " parameter"; + case ErrorCode::ConstructorRestParameterNotFirst: + return + "no parameters may precede a rest parameter in a service" + " constructor"; + case ErrorCode::RestParameterNotLast: + return "no parameters may follow a rest parameter"; + case ErrorCode::RestParameterNotAny: + return "a rest parameter must be of type any"; + case ErrorCode::MethodHasRestParameter: + return "a rest parameter may not be used on an interface method"; + case ErrorCode::ReadOnlyAttributeSetExceptions: + return "a readonly attribute may not have a setter raises clause"; + case ErrorCode::UnsignedTypeArgument: + return "an unsigned type cannot be used as a type argument"; + case ErrorCode::WrongNumberOfTypeArguments: + return + "the number of given type arguments does not match the expected" + " number of type parameters"; + case ErrorCode::InstantiatedStructTypeTypedef: + return + "an instantiated polymorphic struct type cannot be used in a" + " typedef"; + case ErrorCode::IdenticalTypeParameters: + return "two type parameters have the same name"; + case ErrorCode::StructTypeTemplateWithBase: + return "a polymorphic struct type template may not have a base type"; + case ErrorCode::PublishedForward: + return + "a published forward declaration of an interface type cannot be" + " followed by an unpublished declaration of that type"; + case ErrorCode::PublishedusesUnpublished: + return + "an unpublished entity cannot be used in the declaration of a" + " published entity: "; + case ErrorCode::SimilarConstructors: + return "two constructors have identical lists of parameter types"; + } + return "unknown error"; +} + +static const char* warningCodeToMessage(WarningCode wCode) +{ + switch (wCode) + { + case WarningCode::WrongNamingConvention: + return "type or identifier doesn't fulfill the UNO naming convention: "; + } + return "unknown warning"; +} + +static const char* parseStateToMessage(ParseState state) +{ + switch (state) + { + case PS_NoState: + return "Statement can not be parsed"; + case PS_TypeDeclSeen: + return "Malformed type declaration"; + case PS_ConstantDeclSeen: + return "Malformed const declaration"; + case PS_ExceptionDeclSeen: + return "Malformed exception declaration"; + case PS_InterfaceDeclSeen: + return "Malformed interface declaration"; + case PS_ServiceDeclSeen: + return "Malformed service declaration"; + case PS_ModuleDeclSeen: + return "Malformed module declaration"; + case PS_AttributeDeclSeen: + return "Malformed attribute declaration"; + case PS_PropertyDeclSeen: + return "Malformed property declaration"; + case PS_OperationDeclSeen: + return "Malformed operation declaration"; + case PS_InterfaceInheritanceDeclSeen: + return "Malformed interface inheritance declaration"; + case PS_ConstantsDeclSeen: + return "Malformed constants declaration"; + case PS_ServiceSeen: + return "Missing service identifier following SERVICE keyword"; + case PS_ServiceIDSeen: + return "Missing '{' or illegal syntax following service identifier"; + case PS_ServiceSqSeen: + return "Illegal syntax following service '{' opener"; + case PS_ServiceBodySeen: + return "Illegal syntax following service '}' closer"; + case PS_ServiceMemberSeen: + return "Illegal syntax following service member declaration"; + case PS_ServiceIFHeadSeen: + return "Illegal syntax following header of an interface member"; + case PS_ServiceSHeadSeen: + return "Illegal syntax following header of a service member"; + case PS_ModuleSeen: + return "Missing module identifier following MODULE keyword"; + case PS_ModuleIDSeen: + return "Missing '{' or illegal syntax following module identifier"; + case PS_ModuleSqSeen: + return "Illegal syntax following module '{' opener"; + case PS_ModuleQsSeen: + return "Illegal syntax following module '}' closer"; + case PS_ModuleBodySeen: + return "Illegal syntax following module export(s)"; + case PS_ConstantsSeen: + return "Missing constants identifier following CONSTANTS keyword"; + case PS_ConstantsIDSeen: + return "Missing '{' or illegal syntax following constants identifier"; + case PS_ConstantsSqSeen: + return "Illegal syntax following module '{' opener"; + case PS_ConstantsQsSeen: + return "Illegal syntax following module '}' closer"; + case PS_ConstantsBodySeen: + return "Illegal syntax following constants export(s)"; + case PS_InterfaceSeen: + return "Missing interface identifier following INTERFACE keyword"; + case PS_InterfaceIDSeen: + return "Illegal syntax following interface identifier"; + case PS_InterfaceHeadSeen: + return "Illegal syntax following interface head"; + case PS_InheritSpecSeen: + return "Missing '{' or illegal syntax following inheritance spec"; + case PS_ForwardDeclSeen: + return "Missing ';' following forward interface declaration"; + case PS_InterfaceSqSeen: + return "Illegal syntax following interface '{' opener"; + case PS_InterfaceQsSeen: + return "Illegal syntax following interface '}' closer"; + case PS_InterfaceBodySeen: + return "Illegal syntax following interface export(s)"; + case PS_InheritColonSeen: + return "Illegal syntax following ':' starting inheritance list"; + case PS_SNListCommaSeen: + return "Found illegal scoped name in scoped name list"; + case PS_ScopedNameSeen: + return "Missing ',' following scoped name in scoped name list"; + case PS_SN_IDSeen: + return "Illegal component in scoped name"; + case PS_ScopeDelimSeen: + return "Illegal component in scoped name following '::'"; + case PS_ConstSeen: + return "Missing type or illegal syntax following CONST keyword"; + case PS_ConstTypeSeen: + return "Missing identifier or illegal syntax following const type"; + case PS_ConstIDSeen: + return "Missing '=' or illegal syntax after const identifier"; + case PS_ConstAssignSeen: + return "Missing value expr or illegal syntax following '='"; + case PS_ConstExprSeen: + return "Missing ';' or illegal syntax following value expr in const"; + case PS_TypedefSeen: + return "Missing type or illegal syntax following TYPEDEF keyword"; + case PS_TypeSpecSeen: + return "Missing declarators or illegal syntax following type spec"; + case PS_DeclaratorsSeen: + return "Illegal syntax following declarators in TYPEDEF declaration"; + case PS_StructSeen: + return "Missing struct identifier following STRUCT keyword"; + case PS_StructHeaderSeen: + return "Missing '{' or illegal syntax following struct inheritance spec"; + case PS_StructIDSeen: + return "Missing '{' or illegal syntax following struct identifier"; + case PS_StructSqSeen: + return "Illegal syntax following struct '{' opener"; + case PS_StructQsSeen: + return "Illegal syntax following struct '}' closer"; + case PS_StructBodySeen: + return "Illegal syntax following struct member(s)"; + case PS_MemberTypeSeen: + return "Illegal syntax or missing identifier following member type"; + case PS_MemberDeclsSeen: + return "Illegal syntax following member declarator(s)"; + case PS_MemberDeclsCompleted: + return "Missing ',' between member decls of same type(?)"; + case PS_EnumSeen: + return "Illegal syntax or missing identifier following ENUM keyword"; + case PS_EnumIDSeen: + return "Illegal syntax or missing '{' following enum identifier"; + case PS_EnumSqSeen: + return "Illegal syntax following enum '{' opener"; + case PS_EnumQsSeen: + return "Illegal syntax following enum '}' closer"; + case PS_EnumBodySeen: + return "Illegal syntax following enum enumerator(s)"; + case PS_EnumCommaSeen: + return "Illegal syntax or missing identifier following ',' in enum"; + case PS_SequenceSeen: + return "Illegal syntax or missing '<' following SEQUENCE keyword"; + case PS_SequenceSqSeen: + return "Illegal syntax or missing type following '<' in sequence"; + case PS_SequenceQsSeen: + return "Illegal syntax following '>' in sequence"; + case PS_SequenceTypeSeen: + return "Illegal syntax following sequence type declaration"; + case PS_FlagHeaderSeen: + return "Illegal syntax after flags"; + case PS_AttrSeen: + return "Illegal syntax after ATTRIBUTE keyword"; + case PS_AttrTypeSeen: + return "Illegal syntax after type in attribute declaration"; + case PS_AttrCompleted: + return "Illegal syntax after attribute declaration"; + case PS_ReadOnlySeen: + return "Illegal syntax after READONLY keyword"; + case PS_OptionalSeen: + return "Illegal syntax after OPTIONAL keyword"; + case PS_MayBeVoidSeen: + return "Illegal syntax after MAYBEVOID keyword"; + case PS_BoundSeen: + return "Illegal syntax after BOUND keyword"; + case PS_ConstrainedSeen: + return "Illegal syntax after CONSTRAINED keyword"; + case PS_TransientSeen: + return "Illegal syntax after TRANSIENT keyword"; + case PS_MayBeAmbiguousSeen: + return "Illegal syntax after MAYBEAMBIGUOUS keyword"; + case PS_MayBeDefaultSeen: + return "Illegal syntax after MAYBEDEFAULT keyword"; + case PS_RemoveableSeen: + return "Illegal syntax after REMOVABLE keyword"; + case PS_PropertySeen: + return "Illegal syntax after PROPERTY keyword"; + case PS_PropertyTypeSeen: + return "Illegal syntax after type in property declaration"; + case PS_PropertyCompleted: + return "Illegal syntax after property declaration"; + case PS_ExceptSeen: + return "Illegal syntax or missing identifier after EXCEPTION keyword"; + case PS_ExceptHeaderSeen: + return "Missing '{' or illegal syntax following exception inheritance spec"; + case PS_ExceptIDSeen: + return "Illegal syntax or missing '{' after exception identifier"; + case PS_ExceptSqSeen: + return "Illegal syntax after exception '{' opener"; + case PS_ExceptQsSeen: + return "Illegal syntax after exception '}' closer"; + case PS_ExceptBodySeen: + return "Illegal syntax after exception member(s)"; + case PS_OpTypeSeen: + return "Illegal syntax or missing identifier after operation type"; + case PS_OpIDSeen: + return "Illegal syntax or missing '(' after operation identifier"; + case PS_OpParsCompleted: + return "Illegal syntax after operation parameter list"; + case PS_OpSqSeen: + return "Illegal syntax after operation parameter list '(' opener"; + case PS_OpQsSeen: + return "Illegal syntax after operation parameter list ')' closer"; + case PS_OpParCommaSeen: + return "Illegal syntax or missing direction in parameter declaration"; + case PS_OpParDirSeen: + return "Illegal syntax or missing type in parameter declaration"; + case PS_OpParTypeSeen: + return "Illegal syntax or missing declarator in parameter declaration"; + case PS_OpParDeclSeen: + return "Illegal syntax following parameter declarator"; + case PS_RaiseSeen: + return "Illegal syntax or missing '(' after RAISES keyword"; + case PS_RaiseSqSeen: + return "Illegal syntax after RAISES '(' opener"; + case PS_RaiseQsSeen: + return "Illegal syntax after RAISES ')' closer"; + case PS_DeclsCommaSeen: + return "Illegal syntax after ',' in declarators list"; + case PS_DeclsDeclSeen: + return "Illegal syntax after declarator in declarators list"; + default: + return "no wider described syntax error"; + } +} + +static OString flagToString(sal_uInt32 flag) +{ + OString flagStr; + if ( (flag & AF_READONLY) == AF_READONLY ) + flagStr += "'readonly'"; + if ( (flag & AF_OPTIONAL) == AF_OPTIONAL ) + flagStr += "'optional'"; + if ( (flag & AF_MAYBEVOID) == AF_MAYBEVOID ) + flagStr += "'maybevoid'"; + if ( (flag & AF_BOUND) == AF_BOUND ) + flagStr += "'bound'"; + if ( (flag & AF_CONSTRAINED) == AF_CONSTRAINED ) + flagStr += "'constrained'"; + if ( (flag & AF_TRANSIENT) == AF_TRANSIENT ) + flagStr += "'transient'"; + if ( (flag & AF_MAYBEAMBIGUOUS) == AF_MAYBEAMBIGUOUS ) + flagStr += "'maybeambiguous'"; + if ( (flag & AF_MAYBEDEFAULT) == AF_MAYBEDEFAULT ) + flagStr += "'maybedefault'"; + if ( (flag & AF_REMOVABLE) == AF_REMOVABLE ) + flagStr += "'removable'"; + if ( (flag & AF_ATTRIBUTE) == AF_ATTRIBUTE ) + flagStr += "'attribute'"; + if ( (flag & AF_PROPERTY) == AF_PROPERTY ) + flagStr += "'property'"; + if ( flagStr.isEmpty() ) + flagStr += "'unknown'"; + + return flagStr; +} + +static void errorHeader(ErrorCode eCode, sal_Int32 lineNumber, sal_uInt32 start, sal_uInt32 end) +{ + OString file; + if ( idlc()->getFileName() == idlc()->getRealFileName() ) + file = idlc()->getMainFileName(); + else + file = idlc()->getFileName(); + + fprintf(stderr, "%s:%" SAL_PRIdINT64 " [%" SAL_PRIdINT64 ":%" SAL_PRIdINT64 "] : %s", file.getStr(), + sal_Int64(lineNumber), + sal_Int64(start), + sal_Int64(end), + errorCodeToMessage(eCode)); +} + +static void errorHeader(ErrorCode eCode, sal_uInt32 lineNumber) +{ + errorHeader(eCode, lineNumber, + idlc()->getOffsetStart(), idlc()->getOffsetEnd()); +} + +static void errorHeader(ErrorCode eCode) +{ + errorHeader(eCode, idlc()->getLineNumber(), + idlc()->getOffsetStart(), idlc()->getOffsetEnd()); +} + +static void warningHeader(WarningCode wCode) +{ + OString file; + if ( idlc()->getFileName() == idlc()->getRealFileName() ) + file = idlc()->getMainFileName(); + else + file = idlc()->getFileName(); + + fprintf(stderr, "%s(%" SAL_PRIdINT64 ") : WARNING, %s", file.getStr(), + sal_Int64(idlc()->getLineNumber()), + warningCodeToMessage(wCode)); +} + +void ErrorHandler::error0(ErrorCode e) +{ + errorHeader(e); + fprintf(stderr, "\n"); + idlc()->incErrorCount(); +} + +void ErrorHandler::error1(ErrorCode e, AstDeclaration const * d) +{ + errorHeader(e); + fprintf(stderr, "'%s'\n", d->getScopedName().getStr()); + idlc()->incErrorCount(); +} + +void ErrorHandler::error2( + ErrorCode e, AstDeclaration const * d1, AstDeclaration const * d2) +{ + errorHeader(e); + fprintf(stderr, "'%s', '%s'\n", d1->getScopedName().getStr(), + d2->getScopedName().getStr()); + idlc()->incErrorCount(); +} + +void ErrorHandler::error3(ErrorCode e, AstDeclaration const * d1, AstDeclaration const * d2, AstDeclaration const * d3) +{ + errorHeader(e); + fprintf(stderr, "'%s', '%s', '%s'\n", d1->getScopedName().getStr(), + d2->getScopedName().getStr(), d3->getScopedName().getStr()); + idlc()->incErrorCount(); +} + +void ErrorHandler::warning0(WarningCode w, const char* warningmsg) +{ + if ( idlc()->getOptions()->isValid("-w") || idlc()->getOptions()->isValid("-we") ) { + warningHeader(w); + fprintf(stderr, "%s\n", warningmsg); + } + + if ( idlc()->getOptions()->isValid("-we") ) + idlc()->incErrorCount(); + else + idlc()->incWarningCount(); +} + +void ErrorHandler::syntaxError(ParseState ps, sal_Int32 lineNumber, const char* errmsg) +{ + errorHeader(ErrorCode::SyntaxError, lineNumber); + fprintf(stderr, "%s: %s\n", parseStateToMessage(ps), errmsg); + idlc()->incErrorCount(); +} + +void ErrorHandler::coercionError(AstExpression *pExpr, ExprType et) +{ + errorHeader(ErrorCode::CoercionFailure); + fprintf(stderr, "'%s' to '%s'\n", pExpr->toString().getStr(), + exprTypeToString(et)); + idlc()->incErrorCount(); +} + +void ErrorHandler::lookupError(const OString& n) +{ + errorHeader(ErrorCode::IdentNotFound); + fprintf(stderr, "'%s'\n", n.getStr()); + idlc()->incErrorCount(); +} + +void ErrorHandler::lookupError(ErrorCode e, const OString& n, AstDeclaration const * pScope) +{ + errorHeader(e); + fprintf(stderr, "'%s' in '%s'\n", n.getStr(), pScope->getFullName().getStr()); + idlc()->incErrorCount(); +} + +void ErrorHandler::flagError(ErrorCode e, sal_uInt32 flag) +{ + errorHeader(e); + fprintf(stderr, "'%s'\n", flagToString(flag).getStr()); + idlc()->incErrorCount(); +} + +void ErrorHandler::noTypeError(AstDeclaration const * pDecl) +{ + errorHeader(ErrorCode::NotAType); + fprintf(stderr, "'%s'\n", pDecl->getScopedName().getStr()); + idlc()->incErrorCount(); +} + +namespace { + +char const * nodeTypeName(NodeType nodeType) { + switch (nodeType) { + case NT_interface: + return "interface"; + + case NT_exception: + return "exception"; + + case NT_struct: + return "struct"; + + default: + return ""; + } +} + +} + +void ErrorHandler::inheritanceError(NodeType nodeType, const OString* name, AstDeclaration const * pDecl) +{ + if ( nodeType == NT_interface && + (pDecl->getNodeType() == NT_interface) && + !(static_cast<AstInterface const *>(pDecl)->isDefined()) ) + { + errorHeader(ErrorCode::CannotInheritFromForward); + fprintf(stderr, "interface '%s' cannot inherit from forward declared interface '%s'\n", + name->getStr(), pDecl->getScopedName().getStr()); + } else + { + errorHeader(ErrorCode::CantInherit); + fprintf(stderr, "%s '%s' from '%s'\n", + nodeTypeName(nodeType), name->getStr(), + pDecl->getScopedName().getStr()); + } + idlc()->incErrorCount(); +} + +void ErrorHandler::forwardLookupError(const AstDeclaration* pForward, + const OString& name) +{ + errorHeader(ErrorCode::ForwardDeclLookup); + fprintf(stderr, "trying to look up '%s' in undefined forward declared interface '%s'\n", + pForward->getScopedName().getStr(), name.getStr()); + idlc()->incErrorCount(); +} + +void ErrorHandler::constantExpected(AstDeclaration const * pDecl, + const OString& name) +{ + errorHeader(ErrorCode::ExpectedConstant); + fprintf(stderr, "'%s' is bound to '%s'\n", name.getStr(), pDecl->getScopedName().getStr()); + idlc()->incErrorCount(); +} + +void ErrorHandler::evalError(AstExpression* pExpr) +{ + errorHeader(ErrorCode::Eval); + fprintf(stderr, "'%s'\n", pExpr->toString().getStr()); + idlc()->incErrorCount(); +} + +bool ErrorHandler::checkPublished(AstDeclaration const * decl, bool bOptional) { + if (idlc()->isPublished() && !decl->isPublished() && !bOptional) { + error1(ErrorCode::PublishedusesUnpublished, decl); + return false; + } else { + return true; + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |