public static List <LintIssue> CheckNode(Hinge h, State node)
{
List <LintIssue> issues = new List <LintIssue>();
CheckNullOps(h, h.GetTransitions().Concat(h.GetTriggers()), issues);
if (node is Transition && !(node as Transition).IsTrigger)
{
CheckSymlinks(new Transition[] { node as Transition }, issues);
}
if (node is Transition)
{
CheckImagesOps(new Transition[] { node as Transition }, issues);
}
if (node is Transition)
{
CheckVars(h, new Transition[] { node as Transition }, issues, h.InteropNames);
}
if (node is Transition)
{
CheckStates(h.GetStates(), new Transition[] { node as Transition }, issues);
}
return(issues);
}
public static List <LintIssue> Check(Hinge h)
{
// warn: symlink never been used
// warn: symlink reassigned
// warn: var assigned but never been used
// warn: invoke transition arguments misscount
// warn: invoke transition argument missing
// warn: substate not found
// err: state not found
// err: local var used before assignment
List <LintIssue> issues = new List <LintIssue>();
CheckNullOps(h, h.GetTransitions().Concat(h.GetTriggers()), issues);
CheckSymlinks(h.GetTransitions(), issues);
CheckImagesOps(h.GetTransitions().Concat(h.GetTriggers()), issues);
CheckVars(h, h.GetTransitions().Concat(h.GetTriggers()), issues, h.InteropNames);
CheckStates(h.GetStates(), h.GetTransitions().Concat(h.GetTriggers()), issues);
return(issues);
}
private static void CheckNullOps(Hinge h, IEnumerable <Transition> transitionsAndTriggers, List <LintIssue> issues)
{
foreach (var t in transitionsAndTriggers)
{
foreach (var sect in t.sections)
{
foreach (var ex in sect.Body)
{
if (ex.AssignResultVar != null && (ex.AssignResultVar.TypeOfReference == ExpressionValue.RefType.Null ||
ex.ExLeftPart.TypeOfReference == ExpressionValue.RefType.Null ||
ex.ExRightPart.TypeOfReference == ExpressionValue.RefType.Null))
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = "null ref not allowed in this assign operation"
});
}
else
if (ex.ExLeftPart != null && ex.FuncType == ExpressionExecutive.ExecuteType.Assign &&
ex.ExLeftPart.TypeOfReference == ExpressionValue.RefType.Null &&
ex.ExRightPart != null && ex.ExRightPart.TypeOfReference != ExpressionValue.RefType.Null)
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = "null ref not allowed for non image assign"
});
}
else
if (ex.ExLeftPart != null && ex.FuncType != ExpressionExecutive.ExecuteType.Assign &&
ex.ExLeftPart.TypeOfReference == ExpressionValue.RefType.Null)
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = "null ref not allowed in this op"
});
}
}
}
}
}
private static void CheckVars(Hinge h, IEnumerable <Transition> transitionsAndTriggers, List <LintIssue> issues, SortedSet <string> invocationNames)
{
foreach (var t in transitionsAndTriggers)
{
Dictionary <string, bool> usings = new Dictionary <string, bool>();
if (!t.IsTrigger)
{
foreach (var s in t.symlinks)
{
usings.Add(s.Value.VarName, false);
}
}
SortedSet <string> assignedVars = new SortedSet <string>();
foreach (var sect in t.sections)
{
bool listDefined = false;
State toListNode = null;
foreach (var ex in sect.Body)
{
if (ex.FuncType == ExpressionExecutive.ExecuteType.Invocation &&
((!h.AllNodesDict.ContainsKey(ex.InvokeTransitionName)) ||
(!(h.AllNodesDict[ex.InvokeTransitionName] is Transition) && (!(h.AllNodesDict[ex.InvokeTransitionName] is Dialogue))) ||
(h.AllNodesDict[ex.InvokeTransitionName] is Transition) && (h.AllNodesDict[ex.InvokeTransitionName] as Transition).IsTrigger))
{
if (ex.InvokeTransitionName == "say" && !(t is Dialogue))
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = $"say proc allowed only in dialogues "
});
}
else
if (!invocationNames.Contains(ex.InvokeTransitionName))
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = $"Invocation \"{ex.InvokeTransitionName}\" not found, or not transition or dialogue "
});
}
}
if (ex.FuncType == ExpressionExecutive.ExecuteType.ToList)
{
if (!h.AllNodesDict.ContainsKey(ex.InvokeArgs[0].Left))
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = $"State node \"{ex.InvokeArgs[0].Left}\" not found, toList op "
});
}
else
{
toListNode = h.AllNodesDict[ex.InvokeArgs[0].Left];
listDefined = true;
}
}
if ((ex.ExLeftPart != null && ex.ExLeftPart.TypeOfReference == ExpressionValue.RefType.List) ||
(ex.ExRightPart != null && ex.ExRightPart.TypeOfReference == ExpressionValue.RefType.List))
{
if (!listDefined)
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = $"list reference used before assignment"
});
}
else
{
if (ex.ExLeftPart != null && ex.ExLeftPart.TypeOfReference == ExpressionValue.RefType.List &&
(toListNode.Substates.Count <= ex.ExLeftPart.ArgOrListIndex || ex.ExLeftPart.ArgOrListIndex < 0))
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = $"list reference {ex.ExLeftPart.ArgOrListIndex} out of substate list bounds"
});
}
if (ex.ExRightPart != null && ex.ExRightPart.TypeOfReference == ExpressionValue.RefType.List &&
(toListNode.Substates.Count <= ex.ExRightPart.ArgOrListIndex || ex.ExRightPart.ArgOrListIndex < 0))
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = $"list reference {ex.ExRightPart.ArgOrListIndex} out of substate list bounds"
});
}
}
}
foreach (var varname in ex.GetVarsReaded())
{
if (!assignedVars.Contains(varname) && !usings.ContainsKey(varname) && varname != "image")
{
issues.Add(new LintIssue {
IssueType = LintIssueType.error, LineNumber = ex.LineNumber, Message = "variable " + varname + " used before assignment"
});
}
}
foreach (var varas in ex.GetVarsAssigned())
{
assignedVars.Add(varas);
}
}
}
}
}