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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /include/formula/errorcodes.hxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/formula/errorcodes.hxx')
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diff --git a/include/formula/errorcodes.hxx b/include/formula/errorcodes.hxx
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+/* -*- 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 .
+ */
+
+#ifndef INCLUDED_FORMULA_ERRORCODES_HXX
+#define INCLUDED_FORMULA_ERRORCODES_HXX
+
+#include <sal/mathconf.h>
+#include <sal/types.h>
+
+#include <cmath>
+#include <limits>
+
+// Store as 16-bits, since error values are stored in tokens and formula results,
+// and that can matter
+enum class FormulaError : sal_uInt16
+{
+ NONE = 0,
+
+ IllegalChar = 501,
+ IllegalArgument = 502,
+ IllegalFPOperation = 503, // #NUM!
+ IllegalParameter = 504,
+ Pair = 507,
+ PairExpected = 508,
+ OperatorExpected = 509,
+ VariableExpected = 510,
+ ParameterExpected = 511,
+ CodeOverflow = 512,
+ StringOverflow = 513,
+ StackOverflow = 514,
+ UnknownState = 515,
+ UnknownVariable = 516,
+ UnknownOpCode = 517,
+ UnknownStackVariable = 518,
+ NoValue = 519, // #VALUE!
+ UnknownToken = 520,
+ NoCode = 521, // #NULL!
+ CircularReference = 522,
+ NoConvergence = 523,
+ NoRef = 524, // #REF!
+ NoName = 525, // #NAME?
+// ScInterpreter internal: no numeric value but numeric queried. If this is
+// set as mnStringNoValueError no error is generated but 0 returned.
+ CellNoValue = 529,
+// Interpreter: needed AddIn not found
+ NoAddin = 530,
+// Interpreter: needed Macro not found
+ NoMacro = 531,
+// Interpreter: Division by zero
+ DivisionByZero = 532, // #DIV/0!
+// Compiler: a non-simple (str,err,val) value was put in an array
+ NestedArray = 533,
+// ScInterpreter internal: no numeric value but numeric queried. If this is
+// temporarily (!) set as mnStringNoValueError, the error is generated and can
+// be used to distinguish that condition from all other (inherited) errors. Do
+// not use for anything else! Never push or inherit the error otherwise!
+ NotNumericString = 534,
+// ScInterpreter internal: jump matrix already has a result at this position,
+// do not overwrite in case of empty code path.
+ JumpMatHasResult = 535,
+// ScInterpreter internal: (matrix) element is not a numeric value, i.e.
+// string or empty, to be distinguished from the general FormulaError::NoValue NAN and not
+// to be used as result.
+ ElementNaN = 536,
+// ScInterpreter/ScFormulaCell internal: keep dirty, retry interpreting next
+// round.
+ RetryCircular = 537,
+// If matrix could not be allocated.
+ MatrixSize = 538,
+// Bad inline array content, non-value/non-string.
+ BadArrayContent = 539,
+// Interpreter: signal result not available because updating links is not
+// allowed (yet) and tell to try hybrid string as result.
+ LinkFormulaNeedingCheck = 540,
+
+// Interpreter: NA() not available condition, not a real error
+ NotAvailable = 0x7fff
+};
+
+/** Unconditionally construct a double value of NAN where the lower bits
+ represent an interpreter error code. */
+inline double CreateDoubleError( FormulaError nErr )
+{
+ sal_math_Double smVal;
+ smVal.value = std::numeric_limits<double>::quiet_NaN();
+ smVal.nan_parts.fraction_lo = static_cast<unsigned>(nErr);
+ return smVal.value;
+}
+
+/** Recreate the error code of a coded double error, if any. */
+inline FormulaError GetDoubleErrorValue( double fVal )
+{
+ if ( std::isfinite( fVal ) )
+ return FormulaError::NONE;
+ if ( std::isinf( fVal ) )
+ return FormulaError::IllegalFPOperation; // normal INF
+ sal_uInt32 nErr = reinterpret_cast< sal_math_Double * >( &fVal)->nan_parts.fraction_lo;
+ if ( nErr & 0xffff0000 )
+ return FormulaError::NoValue; // just a normal NAN
+ if (!nErr)
+ // Another NAN, e.g. -nan(0x8000000000000) from calculating with -inf
+ return FormulaError::IllegalFPOperation;
+ // Any other error known to us as error code.
+ return static_cast<FormulaError>(nErr & 0x0000ffff);
+}
+
+/** Error values that are accepted as detailed "#ERRxxx!" constants.
+
+ Used in FormulaCompiler::GetErrorConstant() to prevent users from inventing
+ arbitrary values that already have or later might get a significant meaning.
+ */
+inline bool isPublishedFormulaError( FormulaError nErr )
+{
+ // Every value has to be handled explicitly, do not add a default case to
+ // let the compiler complain if a value is missing.
+ switch (nErr)
+ {
+ case FormulaError::NONE:
+ return false;
+
+ case FormulaError::IllegalChar:
+ case FormulaError::IllegalArgument:
+ case FormulaError::IllegalFPOperation:
+ case FormulaError::IllegalParameter:
+ case FormulaError::Pair:
+ case FormulaError::PairExpected:
+ case FormulaError::OperatorExpected:
+ case FormulaError::VariableExpected:
+ case FormulaError::ParameterExpected:
+ case FormulaError::CodeOverflow:
+ case FormulaError::StringOverflow:
+ case FormulaError::StackOverflow:
+ case FormulaError::UnknownState:
+ case FormulaError::UnknownVariable:
+ case FormulaError::UnknownOpCode:
+ case FormulaError::UnknownStackVariable:
+ case FormulaError::NoValue:
+ case FormulaError::UnknownToken:
+ case FormulaError::NoCode:
+ case FormulaError::CircularReference:
+ case FormulaError::NoConvergence:
+ case FormulaError::NoRef:
+ case FormulaError::NoName:
+ return true;
+
+ case FormulaError::CellNoValue:
+ return false;
+
+ case FormulaError::NoAddin:
+ case FormulaError::NoMacro:
+ case FormulaError::DivisionByZero:
+ case FormulaError::NestedArray:
+ case FormulaError::BadArrayContent:
+ return true;
+
+ case FormulaError::NotNumericString:
+ case FormulaError::JumpMatHasResult:
+ case FormulaError::ElementNaN:
+ case FormulaError::RetryCircular:
+ return false;
+
+ case FormulaError::MatrixSize:
+ case FormulaError::LinkFormulaNeedingCheck:
+ return true;
+
+ case FormulaError::NotAvailable:
+ return false;
+ }
+ return false;
+}
+
+#endif // INCLUDED_FORMULA_ERRORCODES_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */