|
public CreateEquivalenceFromUnknownArguments ( |
||
| equivalentNode | The first node to add to the EquivalenceNode, i.e. the node that the unknown arguments are equivalent with. | |
| equivalentUnknownArgs | IEnumerable |
The UnknownArguments to include in the equivalence. |
| Résultat | ||
/// <summary>
/// Checks for semantic overlaps between parts of the given method's name and its UnknownArguments.
/// If overlaps are found, appropriate EquivalenceNodes are created.
/// </summary>
/// <param name="mdn">The MethodDeclarationNode to check for overlaps.</param>
/// <param name="checkDO">Indicates whether the Direct Object was taken from the method name, and therefore the Theme must be checked for overlap with UnknownArguments.</param>
/// <param name="checkIO">Indicates whether the Indirect Object was taken from the method name, and therefore the SecondaryArguments must be checked for overlap with UnknownArguments.</param>
private void CheckOverlap(MethodDeclarationNode mdn, bool checkDO, bool checkIO)
{
if (mdn.ParsedName[0].Text.ToLower() == "set")
{
return; //special case
}
PhraseNode theme = null;
ArgumentNode arg = null;
//get DO word from name
string wordDO = "";
if (checkDO) //theme is in the method name
{
theme = (PhraseNode)mdn.Theme;
wordDO = theme.LastWord().Text;
}
//get IO word from name
string wordIO = "";
if (checkIO) //IO is in the method name
{
arg = mdn.SecondaryArguments[0];
PhraseNode argn = (PhraseNode)arg.Argument;
wordIO = argn.LastWord().Text;
if (wordDO == wordIO)
{
return; //no equivalence if multiple overlap
}
}
//find overlap
List<Node> unknownArgs = mdn.UnknownArguments;
List<Node> DOOverlappingArgs = new List<Node>();
List<Node> IOOverlappingArgs = new List<Node>();
for (int i = 0; i < unknownArgs.Count; i++)
{
if (unknownArgs[i] is VariableDeclarationNode)
{
VariableDeclarationNode var = (VariableDeclarationNode)unknownArgs[i];
PhraseNode name = var.ParsedName;
PhraseNode type = var.Type.ParsedName;
bool DOOverlaps = false;
bool IOOverlaps = false;
if (checkDO)
{
DOOverlaps = HasOverlap(name, wordDO) || HasOverlap(type, wordDO);
if (DOOverlaps) { DOOverlappingArgs.Add(unknownArgs[i]); }
}
if (checkIO)
{
IOOverlaps = HasOverlap(name, wordIO) || HasOverlap(type, wordIO);
if (IOOverlaps) { IOOverlappingArgs.Add(unknownArgs[i]); }
}
if (DOOverlaps && IOOverlaps)
{
return; //no equivalence if multiple overlap
}
}
}
//Create overlap in SWUM
if (DOOverlappingArgs.Count > 0)
{
EquivalenceNode en = mdn.CreateEquivalenceFromUnknownArguments(theme, DOOverlappingArgs);
mdn.Theme = en; //reset theme in MethodDeclarationNode to new equivalence node
}
if (IOOverlappingArgs.Count > 0)
{
EquivalenceNode en = mdn.CreateEquivalenceFromUnknownArguments(arg.Argument, IOOverlappingArgs);
arg.Argument = en; //reset mdn.SecondaryArguments to point to new equivalence node
}
}
