public ParseBranch <TToken> Sequence(string sequenceName, [CallerMemberName] string branchName = null)
{
var result = new ParseBranch <TToken>(this, Environment.Clone(), branchName, sequenceName);
_sequenceChecks.Add(result);
return(result);
}
internal ParseTokenBranch(ParseBranch <TToken> branch, TToken aheadToken = default(TToken), bool skip = true)
{
if (branch == null)
{
throw new ArgumentNullException(nameof(branch));
}
_branch = branch;
_aheadToken = aheadToken;
_skip = skip;
}
private string GenerateDGraph(ParseBranch <TToken> branch, Guid id)
{
if (branch == null)
{
throw new InvalidOperationException();
}
var builder = new StringBuilder();
builder.AppendLine($"{GenerateDGraphVertexId(id)} [color=chartreuse1] [label=\"{branch.BranchName}\"]");
foreach (var assert in branch.Asserts.Enumerate().Reverse())
{
var branchAssertResult = assert as AssertResultBranch <TToken>;
if (branchAssertResult != null)
{
var label = branchAssertResult.Label ?? branchAssertResult.Branch.BranchName;
builder.AppendLine($"{GenerateDGraphVertexId(assert.Id)} [color=orange] " +
$"[label=\"{label}\"]");
builder.AppendLine($"{GenerateDGraphVertexId(id)} -> {GenerateDGraphVertexId(assert.Id)}");
builder.Append(GenerateDGraph(branchAssertResult.Branch, assert.Id));
}
var tokenAssertResult = assert as AssertResultToken <TToken>;
if (tokenAssertResult != null)
{
var color = "darkslategray1";
var label = tokenAssertResult.Label ?? tokenAssertResult.Token.ToString().Replace("\"", string.Empty);
var tooltip = string.Empty;
if (assert.Error != null)
{
color = "red";
tooltip = assert.Error.Message;
}
builder.AppendLine($"{GenerateDGraphVertexId(assert.Id)} [color={color}]" +
$"[label=\"{label}\"]" +
$"[tooltip=\"{tooltip}\"]");
builder.AppendLine($"{GenerateDGraphVertexId(id)} -> {GenerateDGraphVertexId(assert.Id)}");
}
//var tokenAssertEmpty = assert as AssertResultEmpty;
//if (tokenAssertEmpty != null)
//{
// var label = tokenAssertEmpty.Label ?? "Empty";
// builder.AppendLine($"{GenerateDGraphVertexId(assert.Id)} [label=\"{label}\"]");
// builder.AppendLine($"{GenerateDGraphVertexId(id)} -> {GenerateDGraphVertexId(assert.Id)}");
//}
}
builder.AppendLine($"subgraph cluster_{GenerateDGraphVertexId(Guid.NewGuid())} {{");
builder.AppendLine($"label = \"{branch.AssertName}\"");
foreach (var assert in branch.Asserts)
{
if (assert is AssertResultEmpty)
{
continue;
}
builder.AppendLine($"{GenerateDGraphVertexId(assert.Id)}");
}
builder.AppendLine("}");
return(builder.ToString());
}
internal ParseRuleBranch(ParseBranch <TToken> branch, ParseEnvironment ruleEnvironment = null, bool skip = true)
{
_branch = branch;
_ruleEnvironment = ruleEnvironment;
_skip = skip;
}
