/// <summary>
/// Tries coercing qualifier.
/// </summary>
public bool TryCoerce(
QualifierSpaceId targetQualifierSpaceId,
QualifierTable qualifierTable,
QualifierValueCache cache,
PathTable pathTable,
StringTable stringTable,
LoggingContext loggingContext,
out QualifierValue qualifierValue,
LineInfo location,
bool useDefaultsForCoercion,
AbsolutePath path)
{
Contract.Requires(targetQualifierSpaceId.IsValid);
Contract.Requires(qualifierTable != null);
Contract.Requires(qualifierTable.IsValidQualifierSpaceId(targetQualifierSpaceId));
Contract.Requires(pathTable != null);
Contract.Requires(stringTable != null);
Contract.Requires(loggingContext != null);
#if DEBUG
Contract.Ensures(Contract.ValueAtReturn(out qualifierValue) == null || Contract.Result <bool>() == true, "expected 'qualifierValue' to be set to null when return value is 'false'");
Contract.Ensures(Contract.ValueAtReturn(out qualifierValue) != null || Contract.Result <bool>() == false, "expected 'qualifierValue' to be set to non-null when return value is 'true'");
#endif
qualifierValue = null;
if (targetQualifierSpaceId == qualifierTable.EmptyQualifierSpaceId)
{
qualifierValue = CreateEmpty(qualifierTable);
return(true);
}
if (qualifierTable.TryCreateQualifierForQualifierSpace(
pathTable,
loggingContext,
QualifierId,
targetQualifierSpaceId,
useDefaultsForCoercion,
out QualifierId resultingQualifierId,
out UnsupportedQualifierValue error))
{
qualifierValue = Create(resultingQualifierId, cache, qualifierTable, stringTable);
return(true);
}
var errorLocation = LocationData.Create(path, location.Line, location.Position);
error.Location = errorLocation.ToLogLocation(pathTable);
Logger.Log.ErrorUnsupportedQualifierValue(
loggingContext,
error.Location,
error.QualifierKey,
error.InvalidValue,
error.LegalValues);
return(false);
}
/// <summary>
/// Tries coercing qualifier.
/// </summary>
public bool TryCoerce(
QualifierSpaceId targetQualifierSpaceId,
QualifierTable qualifierTable,
QualifierValueCache cache,
PathTable pathTable,
StringTable stringTable,
LoggingContext loggingContext,
out QualifierValue qualifierValue,
LineInfo location,
bool useDefaultsForCoercion,
AbsolutePath path)
{
Contract.Requires(targetQualifierSpaceId.IsValid);
Contract.Requires(qualifierTable != null);
Contract.Requires(qualifierTable.IsValidQualifierSpaceId(targetQualifierSpaceId));
Contract.Requires(pathTable != null);
Contract.Requires(stringTable != null);
Contract.Requires(loggingContext != null);
qualifierValue = null;
if (targetQualifierSpaceId == qualifierTable.EmptyQualifierSpaceId)
{
qualifierValue = CreateEmpty(qualifierTable);
return(true);
}
if (qualifierTable.TryCreateQualifierForQualifierSpace(
pathTable,
loggingContext,
QualifierId,
targetQualifierSpaceId,
useDefaultsForCoercion,
out QualifierId resultingQualifierId,
out UnsupportedQualifierValue error))
{
qualifierValue = Create(resultingQualifierId, cache, qualifierTable, stringTable);
return(true);
}
var errorLocation = LocationData.Create(path, location.Line, location.Position);
error.Location = errorLocation.ToLogLocation(pathTable);
Logger.Log.ErrorUnsupportedQualifierValue(
loggingContext,
error.Location,
error.QualifierKey,
error.InvalidValue,
error.LegalValues);
return(false);
}
private void TestTryCoerceScopeToSpace(
Func <QualifierTable, QualifierId> getQualifier,
Dictionary <string, string[]> space,
string expectedQualifier,
bool expectedSuccess = true,
bool useDefaultsOnCoercion = true)
{
var context = FrontEndContext.CreateInstanceForTesting();
var table = new QualifierTable(context.StringTable);
var testQualifier = getQualifier(table);
var testSpace = table.CreateQualifierSpace(space.Select(kvp => new Tuple <string, string[]>(kvp.Key, kvp.Value)).ToArray());
QualifierId q;
UnsupportedQualifierValue error;
var result = table.TryCreateQualifierForQualifierSpace(
context.PathTable,
context.LoggingContext,
testQualifier,
testSpace,
useDefaultsForCoercion: useDefaultsOnCoercion,
resultingQualifierId: out q,
error: out error);
XAssert.AreEqual(expectedSuccess, result);
if (result)
{
XAssert.AreEqual(expectedQualifier, ToString(q, table, context));
}
else
{
var location = LocationData.Create(AbsolutePath.Create(context.PathTable, m_path), 10, 10);
Logger.Log.ErrorUnsupportedQualifierValue(
context.LoggingContext,
location.ToLogLocation(context.PathTable),
error.QualifierKey,
error.InvalidValue,
error.LegalValues
);
}
}