1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 #ifndef _IDLC_ERRORHANDLER_HXX_ 24 #define _IDLC_ERRORHANDLER_HXX_ 25 26 #include <idlc/astdeclaration.hxx> 27 #include <idlc/astexpression.hxx> 28 #include <idlc/astunion.hxx> 29 #include <idlc/astenum.hxx> 30 31 enum ErrorCode 32 { 33 EIDL_NONE, // No error 34 EIDL_SYNTAX_ERROR, // Syntax error in IDL input 35 // More details will be gleaned from examining 36 // the parse state 37 EIDL_REDEF, // Redefinition 38 EIDL_REDEF_SCOPE, // Redefinition inside defining scope 39 EIDL_DEF_USE, // Definition after use 40 EIDL_MULTIPLE_BRANCH, // More than one union branch with this label 41 EIDL_COERCION_FAILURE, // Coercion failure 42 EIDL_SCOPE_CONFLICT, // Between fwd declare and full declare 43 EIDL_ONEWAY_CONFLICT, // Between op decl and argument direction 44 EIDL_DISC_TYPE, // Illegal discriminator type in union 45 EIDL_LABEL_TYPE, // Mismatch with discriminator type in union 46 EIDL_ILLEGAL_ADD, // Illegal add action 47 EIDL_ILLEGAL_USE, // Illegal type used in expression 48 EIDL_ILLEGAL_RAISES, // Error in "raises" clause 49 EIDL_CANT_INHERIT, // Cannot inherit from non-interface 50 EIDL_LOOKUP_ERROR, // Identifier not found 51 EIDL_INHERIT_FWD_ERROR, // Cannot inherit from fwd decl interface 52 EIDL_CONSTANT_EXPECTED, // We got something else.. 53 EIDL_NAME_CASE_ERROR, // Spelling differences found 54 EIDL_ENUM_VAL_EXPECTED, // Expected an enumerator 55 EIDL_ENUM_VAL_NOT_FOUND, // Didnt find an enumerator with that name 56 EIDL_EVAL_ERROR, // Error in evaluating expression 57 EIDL_AMBIGUOUS, // Ambiguous name definition 58 EIDL_DECL_NOT_DEFINED, // Forward declared but never defined 59 EIDL_FWD_DECL_LOOKUP, // Tried to lookup in fwd declared intf 60 EIDL_RECURSIVE_TYPE, // Illegal recursive use of type 61 EIDL_NONVOID_ONEWAY, // Non-void return type in oneway operation 62 EIDL_NOT_A_TYPE, // Not a type 63 EIDL_TYPE_NOT_VALID, // Type is not valid in this context 64 EIDL_INTERFACEMEMBER_LOOKUP, // interface is not defined or a fwd declaration not exists 65 EIDL_SERVICEMEMBER_LOOKUP, 66 EIDL_TYPE_IDENT_CONFLICT, // type and identifier has equal names 67 EIDL_ONEWAY_RAISE_CONFLICT, // oneway function raised excpetion conflict 68 EIDL_WRONGATTRIBUTEFLAG, 69 EIDL_DEFINED_ATTRIBUTEFLAG, 70 EIDL_WRONGATTRIBUTEKEYWORD, 71 EIDL_MISSINGATTRIBUTEKEYWORD, 72 EIDL_BAD_ATTRIBUTE_FLAGS, 73 EIDL_OPTIONALEXPECTED, 74 EIDL_MIXED_INHERITANCE, 75 EIDL_DOUBLE_INHERITANCE, 76 EIDL_DOUBLE_MEMBER, 77 EIDL_CONSTRUCTOR_PARAMETER_NOT_IN, 78 EIDL_CONSTRUCTOR_REST_PARAMETER_NOT_FIRST, 79 EIDL_REST_PARAMETER_NOT_LAST, 80 EIDL_REST_PARAMETER_NOT_ANY, 81 EIDL_METHOD_HAS_REST_PARAMETER, 82 EIDL_READONLY_ATTRIBUTE_SET_EXCEPTIONS, 83 EIDL_UNSIGNED_TYPE_ARGUMENT, 84 EIDL_WRONG_NUMBER_OF_TYPE_ARGUMENTS, 85 EIDL_INSTANTIATED_STRUCT_TYPE_TYPEDEF, 86 EIDL_IDENTICAL_TYPE_PARAMETERS, 87 EIDL_STRUCT_TYPE_TEMPLATE_WITH_BASE, 88 EIDL_PUBLISHED_FORWARD, 89 EIDL_PUBLISHED_USES_UNPUBLISHED, 90 EIDL_SIMILAR_CONSTRUCTORS 91 }; 92 93 enum WarningCode 94 { 95 WIDL_EXPID_CONFLICT, // exception id conflict 96 WIDL_REQID_CONFLICT, // request id conflict 97 WIDL_INHERIT_IDCONFLICT, // request id conflict inheritance tree 98 WIDL_TYPE_IDENT_CONFLICT, // type and identifier has equal names 99 WIDL_WRONG_NAMING_CONV // type or identifier doesn't fulfill the UNO naming convention 100 }; 101 102 class ErrorHandler 103 { 104 public: 105 // Report errors with varying numbers of arguments 106 void error0(ErrorCode e); 107 void error1(ErrorCode e, AstDeclaration const * d); 108 void error2( 109 ErrorCode e, AstDeclaration const * d1, AstDeclaration const * d2); 110 void error3(ErrorCode e, AstDeclaration* d1, AstDeclaration* d2, AstDeclaration* d3); 111 112 // Warning 113 void warning0(WarningCode e, const sal_Char* warningmsg); 114 115 // Report a syntax error in IDL input 116 void syntaxError(ParseState state, sal_Int32 lineNumber, const sal_Char* errmsg); 117 118 // Report an unsuccesful coercion attempt 119 void coercionError(AstExpression *pExpr, ExprType et); 120 121 // Report a failed name lookup attempt 122 void lookupError(const ::rtl::OString& n); 123 // Report a failed name lookup attempt 124 void lookupError(ErrorCode e, const ::rtl::OString& n, AstDeclaration* pScope); 125 126 127 // Report a type error 128 void noTypeError(AstDeclaration const * pDecl); 129 130 void inheritanceError(NodeType nodeType, const ::rtl::OString* name, AstDeclaration* pDecl); 131 132 void flagError(ErrorCode e, sal_uInt32 flag); 133 134 void forwardLookupError(AstDeclaration* pForward, const ::rtl::OString& name); 135 136 void constantExpected(AstDeclaration* pDecl, const ::rtl::OString& name); 137 138 void evalError(AstExpression* pExpr); 139 140 // Report a situation where an enumerator was expected but we got 141 // something else instead. This occurs when a union with an enum 142 // discriminator is being parsed and one of the branch labels is 143 // not an enumerator in that enum 144 void enumValExpected(AstUnion* pUnion); 145 146 // Report a failed enumerator lookup in an enum 147 void enumValLookupFailure(AstUnion* pUnion, AstEnum* pEnum, const ::rtl::OString& name); 148 149 bool checkPublished(AstDeclaration const * decl, bool bOptiional=false); 150 }; 151 152 #endif // _IDLC_ERRORHANDLER_HXX_ 153 154