public override void EnterDataDescriptionEntry(CodeElementsParser.DataDescriptionEntryContext context)
{
if (context.dataRenamesEntry() != null || context.dataConditionEntry() != null) {
// For levels 66 and 88, the DataDefinitionEntry is created by the following methods
// - EnterDataRenamesEntry
// - EnterDataConditionEntry
return;
}
if (context.redefinesClause() != null) {
// Redefines clause is not a separate rule in the grammar for optimization puroposes,
// but we pretend here that it is a separate rule
EnterDataRedefinesEntry(context);
return;
}
DataDescriptionEntry entry;
// [COBOL 2002]
if (context.cobol2002TypedefClause() != null) {
var typedef = new DataTypeDescriptionEntry();
typedef.DataTypeName = CobolWordsBuilder.CreateDataTypeNameDefinition(context.dataNameDefinition());
var strong = context.cobol2002TypedefClause().STRONG();
typedef.Strong = new SyntaxProperty<bool>(strong != null, ParseTreeUtils.GetFirstToken(strong));
entry = typedef;
entry.DataName = typedef.DataTypeName;
entry.DataType = new DataType(typedef.DataTypeName.Name, typedef.IsStrong);
}
// [/COBOL 2002]
else {
entry = new DataDescriptionEntry();
entry.DataName = CobolWordsBuilder.CreateDataNameDefinition(context.dataNameDefinition());
entry.DataType = DataType.Unknown;
}
if (context.levelNumber() != null)
entry.LevelNumber = CobolWordsBuilder.CreateIntegerValue(context.levelNumber().integerValue());
if (context.FILLER() != null) entry.Filler = new SyntaxProperty<bool>(true, ParseTreeUtils.GetFirstToken(context.FILLER()));
else entry.Filler = new SyntaxProperty<bool>(entry.DataName == null, null);
if (context.pictureClause() != null && context.pictureClause().Length > 0) {
var pictureClauseContext = context.pictureClause()[0];
entry.Picture = CobolWordsBuilder.CreateAlphanumericValue(pictureClauseContext.pictureCharacterString);
if (entry.DataType == DataType.Unknown) // only for a basic TYPEDEF <typename> PIC <picture>
entry.DataType = DataType.Create(entry.Picture.Value);
}
// [COBOL 2002]
if (context.cobol2002TypeClause() != null && context.cobol2002TypeClause().Length > 0) {
entry.UserDefinedDataType = CobolWordsBuilder.CreateDataTypeNameReference(context.cobol2002TypeClause()[0].dataTypeNameReference());
entry.DataType = DataType.CreateCustom(entry.UserDefinedDataType.Name);
}
// [/COBOL 2002]
if (context.blankWhenZeroClause() != null && context.blankWhenZeroClause().Length > 0)
{
var blankClauseContext = context.blankWhenZeroClause()[0];
Token zeroToken = null;
if (blankClauseContext.ZERO() != null)
{
zeroToken = ParseTreeUtils.GetFirstToken(blankClauseContext.ZERO());
}
else if (blankClauseContext.ZEROS() != null)
{
zeroToken = ParseTreeUtils.GetFirstToken(blankClauseContext.ZEROS());
}
else
{
zeroToken = ParseTreeUtils.GetFirstToken(blankClauseContext.ZEROES());
}
entry.IsBlankWhenZero = new SyntaxProperty<bool>(true, zeroToken);
}
if (context.externalClause() != null && context.externalClause().Length > 0) {
entry.External = new SyntaxProperty<bool>(true, ParseTreeUtils.GetFirstToken(context.externalClause()[0].EXTERNAL()));
}
if (context.globalClause() != null && context.globalClause().Length > 0) {
entry.Global = new SyntaxProperty<bool>(true, ParseTreeUtils.GetFirstToken(context.globalClause()[0].GLOBAL()));
}
if (context.justifiedClause() != null && context.justifiedClause().Length > 0)
{
var justifiedClauseContext = context.justifiedClause()[0];
Token justifiedToken = null;
if (justifiedClauseContext.JUSTIFIED() != null)
{
justifiedToken = ParseTreeUtils.GetFirstToken(justifiedClauseContext.JUSTIFIED());
}
else
{
justifiedToken = ParseTreeUtils.GetFirstToken(justifiedClauseContext.JUST());
}
entry.IsJustified = new SyntaxProperty<bool>(true, justifiedToken);
}
if (context.groupUsageClause() != null && context.groupUsageClause().Length > 0)
{
var groupUsageClauseContext = context.groupUsageClause()[0];
entry.IsJustified = new SyntaxProperty<bool>(true,
ParseTreeUtils.GetFirstToken(groupUsageClauseContext.NATIONAL()));
}
if (context.occursClause() != null && context.occursClause().Length > 0)
{
var occursClauseContext = context.occursClause()[0];
if (occursClauseContext.minNumberOfOccurences != null)
{
entry.MinOccurencesCount = CobolWordsBuilder.CreateIntegerValue(occursClauseContext.minNumberOfOccurences);
}
if (occursClauseContext.maxNumberOfOccurences != null)
{
entry.MaxOccurencesCount = CobolWordsBuilder.CreateIntegerValue(occursClauseContext.maxNumberOfOccurences);
}
if (entry.MinOccurencesCount == null && entry.MaxOccurencesCount != null)
{
entry.MinOccurencesCount = entry.MaxOccurencesCount;
}
if (occursClauseContext.UNBOUNDED() != null)
{
entry.HasUnboundedNumberOfOccurences = new SyntaxProperty<bool>(true,
ParseTreeUtils.GetFirstToken(occursClauseContext.UNBOUNDED()));
}
if (occursClauseContext.varNumberOfOccurences != null)
{
entry.OccursDependingOn = CobolExpressionsBuilder.CreateNumericVariable(occursClauseContext.varNumberOfOccurences);
}
if (occursClauseContext.tableSortingKeys() != null && occursClauseContext.tableSortingKeys().Length > 0)
{
int keysCount = 0;
foreach (var tableSortingKeysContext in occursClauseContext.tableSortingKeys())
{
keysCount += tableSortingKeysContext.dataNameReference().Length;
}
entry.TableSortingKeys = new TableSortingKey[keysCount];
int keyIndex = 0;
foreach (var tableSortingKeysContext in occursClauseContext.tableSortingKeys())
{
SyntaxProperty<SortDirection> sortDirection = null;
if (tableSortingKeysContext.ASCENDING() != null)
{
sortDirection = new SyntaxProperty<SortDirection>(SortDirection.Ascending,
ParseTreeUtils.GetFirstToken(tableSortingKeysContext.ASCENDING()));
}
else
{
sortDirection = new SyntaxProperty<SortDirection>(SortDirection.Descending,
ParseTreeUtils.GetFirstToken(tableSortingKeysContext.DESCENDING()));
}
foreach (var dataNameReference in tableSortingKeysContext.dataNameReference())
{
SymbolReference sortKey = CobolWordsBuilder.CreateDataNameReference(dataNameReference);
entry.TableSortingKeys[keyIndex] = new TableSortingKey(sortKey, sortDirection);
keyIndex++;
}
}
}
if (occursClauseContext.indexNameDefinition() != null && occursClauseContext.indexNameDefinition().Length > 0)
{
entry.Indexes = new SymbolDefinition[occursClauseContext.indexNameDefinition().Length];
for (int i = 0; i < occursClauseContext.indexNameDefinition().Length; i++)
{
var indexNameDefinition = occursClauseContext.indexNameDefinition()[i];
entry.Indexes[i] = CobolWordsBuilder.CreateIndexNameDefinition(indexNameDefinition);
}
}
}
if (context.signClause() != null && context.signClause().Length > 0)
{
var signClauseContext = context.signClause()[0];
if (signClauseContext.LEADING() != null)
{
entry.SignPosition = new SyntaxProperty<SignPosition>(SignPosition.Leading,
ParseTreeUtils.GetFirstToken(signClauseContext.LEADING()));
}
else
{
entry.SignPosition = new SyntaxProperty<SignPosition>(SignPosition.Trailing,
ParseTreeUtils.GetFirstToken(signClauseContext.TRAILING()));
}
if (signClauseContext.SEPARATE() != null)
{
entry.SignIsSeparate = new SyntaxProperty<bool>(true,
ParseTreeUtils.GetFirstToken(signClauseContext.SEPARATE()));
}
}
if (context.synchronizedClause() != null && context.synchronizedClause().Length > 0)
{
var synchronizedClauseContext = context.synchronizedClause()[0];
if (synchronizedClauseContext.SYNCHRONIZED() != null)
{
entry.IsSynchronized = new SyntaxProperty<bool>(true,
ParseTreeUtils.GetFirstToken(synchronizedClauseContext.SYNCHRONIZED()));
}
else
{
entry.IsSynchronized = new SyntaxProperty<bool>(true,
ParseTreeUtils.GetFirstToken(synchronizedClauseContext.SYNC()));
}
}
if (context.usageClause() != null && context.usageClause().Length > 0) {
entry.Usage = CreateUsageClause(context.usageClause()[0]);
}
if (context.valueClause() != null && context.valueClause().Length > 0)
{
var valueClauseContext = context.valueClause()[0];
entry.InitialValue = CobolWordsBuilder.CreateValue(valueClauseContext.value2());
}
Context = context;
CodeElement = entry;
}
private void EnterDataRedefinesEntry(CodeElementsParser.DataDescriptionEntryContext context)
{
var entry = new DataRedefinesEntry();
entry.LevelNumber = CobolWordsBuilder.CreateIntegerValue(context.levelNumber().integerValue());
entry.DataName = CobolWordsBuilder.CreateDataNameDefinition(context.dataNameDefinition());
if (context.FILLER() != null) entry.Filler = new SyntaxProperty<bool>(true, ParseTreeUtils.GetFirstToken(context.FILLER()));
else entry.Filler = new SyntaxProperty<bool>(entry.DataName == null, null);
if (context.redefinesClause() != null)
{
entry.RedefinesDataName = CobolWordsBuilder.CreateDataNameReference(context.redefinesClause().dataNameReference());
}
Context = context;
CodeElement = entry;
}