public static SUnit TranslateMethodCall(Statement statement)
{
var expressions = statement.GetExpressions();
// Give an empty SUnit if statement has no expressions.
if (expressions.Count() == 0)
{
return new SUnit(SUnitType.SingleMethodCall, "", "", "", new List<string>(), "void");
}
// Build a minimal method context and declaration node required by SWUM.
var exp = expressions.First();
string type = exp.ResolveType().ToString();
MethodContext mc = new MethodContext(type);
MethodDeclarationNode mdn = new MethodDeclarationNode(exp.ToString(), mc);
// Apply the SWUM to our statement
var swumRule = SetupBaseVerbRule();
swumRule.InClass(mdn);
swumRule.ConstructSwum(mdn);
// Build and return SUnit from the SWUM
SUnit sunit = new SUnit();
sunit.action = GetAction(mdn);
sunit.theme = GetTheme(mdn);
sunit.args = GetArgs(mdn);
return sunit;
}
public void TestTextGenerationForSingleMethodCall()
{
// addUser( username, password);
SUnit sunit = new SUnit(SUnitType.SingleMethodCall,
"add",
"user",
null,
new List<string> { "username", "password" },
"void");
var sentence = TextGenerator.GenerateText(sunit);
// Allow vaguer assertion and print output
Assert.AreEqual("Add user given username, password.", sentence);
Console.WriteLine(sentence);
}
private static SUnit TranslateAssignment(Statement statement)
{
// action = "Assign"
// define left-hand-side (lhs)
// theme = right hand side
var fieldRule = SetupFieldRule();
// var equalsSign = statement.GetDescendants<OperatorUse>()
// .Where(o => o.Text.Equals("=")).First();
// var lhs = equalsSign.GetSiblingsBeforeSelf<VariableUse>().First();
var assignExpression = (VariableDeclaration) statement.GetExpressions().First();
var lhs = assignExpression.Name;
var lhsFieldContext = new FieldContext(assignExpression.VariableType.ToString(), false, "");
var lhsDecNode = new FieldDeclarationNode(lhs.ToString(), lhsFieldContext);
fieldRule.InClass(lhsDecNode);
fieldRule.ConstructSwum(lhsDecNode);
var rhsString = "";
var rhsAction = "";
var rhsTheme = "";
Expression rhs = new Expression();
if (assignExpression.Initializer != null)
{
rhs = assignExpression.Initializer;
}
if (rhs is VariableUse)
{
var rhsFieldContext = new FieldContext(rhs.ResolveType().First().ToString(), false, "");
var rhsDecNode = new FieldDeclarationNode(rhs.ToString(), lhsFieldContext);
fieldRule.InClass(rhsDecNode);
fieldRule.ConstructSwum(rhsDecNode);
rhsAction = "Assign";
rhsString = rhsDecNode.ToPlainString();
}
else if (rhs is MethodCall)
{
string type = rhs.ResolveType().ToString();
MethodContext mc = new MethodContext(type);
MethodDeclarationNode mdn = new MethodDeclarationNode(rhs.ToString(), mc);
var swumRule = SetupBaseVerbRule();
swumRule.InClass(mdn);
swumRule.ConstructSwum(mdn);
rhsAction = mdn.Action.ToPlainString();
rhsTheme = mdn.Action.ToPlainString();
rhsString = mdn.ToPlainString();
}
else
{
rhsString = rhs.ToString();
}
var sunit = new SUnit();
sunit.type = SUnitType.Assignment;
sunit.action = rhsString;
//sunit.lhs = lhsDecNode.ToPlainString();
sunit.lhs = lhs.ToString();
sunit.theme = rhsString;
return sunit;
}
public static String GenerateText(Swummary.SUnit sunit)
{
String sentence = "";
if (sunit.type == SUnitType.SingleMethodCall)
{
sentence += sunit.action + " " + sunit.theme;
if (sunit.args != null && sunit.args.Count() > 0)
{
sentence += " given " + string.Join(", ", sunit.args);
}
if (sunit.hasReturnType)
{
sentence += " and get " + sunit.returnType;
}
}
else if (sunit.type == SUnitType.Assignment)
{
sentence += sunit.action + " " + sunit.theme;
if (sunit.args != null)
{
sentence += " given ";
foreach (String arg in sunit.args)
{
sentence += " " + arg + ",";
}
}
if (sunit.hasReturnType)
{
sentence += " and get " + sunit.returnType + ".";
}
sentence += " Assign to " + sunit.lhs;
}
else if (sunit.type == SUnitType.Return)
{
sentence += sunit.action + " " + sunit.theme;
}
else
{
sentence += sunit.action + " " + sunit.theme + " ";
foreach (String arg in sunit.args)
{
sentence += " " + arg;
}
if (sunit.hasReturnType)
{
sentence += " and get " + sunit.returnType;
}
}
// Begin with uppercase and end with period.
sentence = char.ToUpper(sentence[0]) + sentence.Substring(1);
sentence += ".";
return(sentence);
}
