private static bool IsSkipableBodyRe(CapturedNodeRegex re)
{
if ((re.Regex.Flags & SyntaxAnalysis.NodeRegexFlags.IsStringLiteral) == 0)
{
return(false);
}
var skipableChars = "|-/\\ \t-()[]#\"'";
Func <char, bool> isNotSkipableChar = c => skipableChars.IndexOf(c) < 0;
return(re.Regex.StringLiteral.Any(isNotSkipableChar) == false);
}
static void ReportRendererUsage(
CapturedNodeRegex rendererNodeRe,
string outputFieldDescription,
ImportLog log)
{
var re = rendererNodeRe;
log.AddMessage(ImportLog.MessageType.RendererUsageReport, ImportLog.MessageSeverity.Info)
.AddText("Renderer")
.AddCustom(re.Regex.AddLinkToSelf)
.AddTextFmt("was used to parse {0}", outputFieldDescription)
.SetLayoutId(rendererNodeRe.LayoutId);
}
static void WarnAboutConditionalRenderer(
CapturedNodeRegex rendererNodeRe,
string rendererDescription,
ImportLog log)
{
var re = rendererNodeRe;
Debug.Assert((re.Regex.Flags & SyntaxAnalysis.NodeRegexFlags.IsConditional) != 0);
var warn = log.AddMessage(ImportLog.MessageType.ImportantFieldIsConditional, ImportLog.MessageSeverity.Warn)
.AddText(rendererDescription)
.AddCustom(re.Regex.AddLinkToSelf)
.AddTextFmt("is not guaranteed to produce output")
.SetLayoutId(rendererNodeRe.LayoutId);
if (re.Regex.WrapperThatMakesRegexConditional != null)
{
warn.AddText("because it is wrapped by conditional renderer")
.AddCustom(re.Regex.WrapperThatMakesRegexConditional.Value.AddLinkToSelf)
.SetLayoutId(rendererNodeRe.LayoutId);
}
}
