public Language(string code, IEnumerable <TracableStream> dataSources)
{
this.Code = code;
foreach (var source in dataSources)
{
var parser = new IkadnParser(source.Stream);
parser.RegisterFactory(new ContextFactory());
parser.RegisterFactory(new SingleLineFactory());
parser.RegisterFactory(new TextBlockFactory());
parser.RegisterFactory(new ExpressionTextFactory());
parser.RegisterFactory(new ConditionalTextFactory());
try
{
while (parser.HasNext())
{
var conext = parser.ParseNext().To <Context>();
contexts.Add((string)conext.Tag, conext);
}
}
catch (IOException e)
{
throw new IOException(source.SourceInfo, e);
}
catch (FormatException e)
{
throw new FormatException(source.SourceInfo, e);
}
}
}
public IkadnBaseObject Parse(IkadnParser parser)
{
parser.Reader.SkipWhiteSpaces();
string expressionText = parser.Reader.ReadUntil(EndingChar);
parser.Reader.Read();
if (expressionText.Length == 0)
{
throw new FormatException("Expression at " + parser.Reader + " is empty (zero length)");
}
ExpressionParser expressionParser = new ExpressionParser(expressionText);
expressionParser.Parse();
if (expressionParser.errors.count > 0)
{
throw new FormatException("Invalid expression at " + parser.Reader + ". Errors: " + expressionParser.errors.errorMessages);
}
if (!parser.HasNext())
{
throw new FormatException("IKON value expected at " + parser.Reader.PositionDescription);
}
if (expressionParser.ParsedFormula.Variables.Count == 0)
{
throw new FormatException("Condition expression at " + parser.Reader + " is constant. If intentional, use format witout condition.");
}
return(new ConditionalText(expressionParser.ParsedFormula, parser.ParseNext().To <IText>()));
}
public IkadnBaseObject Parse(IkadnParser parser)
{
parser.Reader.SkipWhiteSpaces();
char formatterType = parser.Reader.Read();
string formatterParameter = parser.Reader.ReadWhile(c => !char.IsWhiteSpace(c));
Func <double, string> formatter;
switch (formatterType)
{
case 'd':
case 'D':
formatter = new DecimalsFormatter(0,
formatterParameter.Length > 0 ? int.Parse(formatterParameter) : 0
).Format;
break;
case 't':
case 'T':
formatter = (
(formatterParameter == AutomaticThousands) ?
new ThousandsFormatter() :
new ThousandsFormatter(formatterParameter)
).Format;
break;
default:
throw new FormatException("Unexpected expression formatter: " + formatterType);
}
parser.Reader.SkipWhiteSpaces();
string expressionText = parser.Reader.ReadUntil(EndingChar);
parser.Reader.Read();
if (expressionText.Length == 0)
{
throw new FormatException("Expression at " + parser.Reader + " is empty (zero length)");
}
ExpressionParser expParser = new ExpressionParser(expressionText);
expParser.Parse();
if (expParser.errors.count > 0)
{
throw new FormatException("Expression at " + parser.Reader + " is invalid: " + expParser.errors.errorMessages);
}
//TODO(later) substitute subformulas
return(new ExpressionText(expParser.ParsedFormula, formatter));
}
public Language(string code, IEnumerable <NamedStream> dataSources)
{
this.Code = code;
var factories = new IIkadnObjectFactory[] {
new ContextFactory(),
new SingleLineFactory(),
new TextBlockFactory(),
new ExpressionTextFactory(),
new ConditionalTextFactory()
};
using (var parser = new IkadnParser(dataSources, factories))
foreach (var context in parser.ParseAll().Select(x => x.Value.To <Context>()))
{
contexts.Add((string)context.Tag, context);
}
}
public IkadnBaseObject Parse(IkadnParser parser)
{
string contextName = IkonParser.ReadIdentifier(parser.Reader);
var entries = new Dictionary <string, IText>();
while (parser.Reader.PeekNextNonwhite() != ClosingChar)
{
var id = IkonParser.ReadIdentifier(parser.Reader).ToLower();
if (!entries.ContainsKey(id))
{
entries.Add(id, parser.ParseNext().To <IText>());
}
else
{
System.Diagnostics.Trace.WriteLine("Duplicate localization entry, id: " + id + " in context: " + contextName);
}
}
parser.Reader.Read();
return(new Context(contextName, entries));
}
public IkadnBaseObject Parse(IkadnParser parser)
{
parser.Reader.SkipWhiteSpaces();
string expressionText = parser.Reader.ReadUntil(EndingChar);
parser.Reader.Read();
if (expressionText.Length == 0)
{
throw new FormatException("Expression at " + parser.Reader + " is empty (zero length)");
}
var expParser = new ExpressionParser(expressionText);
expParser.Parse();
if (expParser.errors.count > 0)
{
throw new FormatException("Expression at " + parser.Reader.PositionDescription + " is invalid: " + expParser.errors.errorMessages);
}
return(new Expression(expParser.ParsedFormula));
}
public IkadnBaseObject Parse(IkadnParser parser)
{
string contextName = IkonParser.ReadIdentifier(parser.Reader);
var entries = new Dictionary <string, IText>();
while (parser.Reader.PeekNextNonwhite() != ClosingChar)
{
var id = IkonParser.ReadIdentifier(parser.Reader).ToLower();
if (!entries.ContainsKey(id))
{
entries.Add(id, parser.ParseNext().To <IText>());
}
else
{
AppData.ErrorReporter.Get.Report(new ArgumentException("Duplicate localization entry, id: " + id + " in context: " + contextName));
}
}
parser.Reader.Read();
return(new Context(contextName, entries));
}
public IkadnBaseObject Parse(IkadnParser parser)
{
return(new NoValue());
}
public IkadnBaseObject Parse(IkadnParser parser)
{
parser.Reader.SkipWhiteSpaces();
return(new IkonText(parser.Reader.ReadWhile(x => !char.IsWhiteSpace(x)).Trim()));
}
public IkadnBaseObject Parse(IkadnParser parser)
{
string textIndent =
parser.Reader.LineIndentation +
readIndentSpec(parser.Reader.ReadUntil('\n', '\r').Trim());
skipEndOfLine(parser.Reader);
var textRuns = new Queue <string>();
var substitutions = new Dictionary <string, IText>();
var textRunBuilder = new StringBuilder();
if (!checkIndentation(parser.Reader, textIndent))
{
return(new SingleLineText(""));
}
while (true)
{
if (parser.Reader.Peek() == SubstitutionOpenChar)
{
parser.Reader.Read();
string substitutionName = parser.Reader.ReadUntil(SubstitutionCloseChar);
parser.Reader.Read();
if (substitutionName.Length == 0)
{
throw new FormatException("Substitution name at " + parser.Reader + " is empty (zero length)");
}
if (textRunBuilder.Length > 0)
{
textRuns.Enqueue(textRunBuilder.ToString());
textRunBuilder.Clear();
}
textRuns.Enqueue(null);
textRuns.Enqueue(substitutionName);
if (!substitutions.ContainsKey(substitutionName) && !substitutionName.StartsWith(PlaceholderMark, StringComparison.Ordinal))
{
substitutions.Add(substitutionName, null);
}
}
else
{
var terminatingCharsSet = new int[] { SubstitutionOpenChar, '\n', '\r' };
var escaping = false;
var textPart = parser.Reader.ReadConditionally(c =>
{
if (c == EscapeChar && !escaping)
{
escaping = true;
return(new ReadingDecision((char)c, CharacterAction.Skip));
}
escaping = false;
return(new ReadingDecision((char)c, terminatingCharsSet.Contains(c) ?
CharacterAction.Stop :
CharacterAction.AcceptAsIs));
});
if (parser.Reader.Peek() != SubstitutionOpenChar)
{
textRunBuilder.AppendLine(textPart);
skipEndOfLine(parser.Reader);
if (!checkIndentation(parser.Reader, textIndent))
{
break;
}
}
else
{
textRuns.Enqueue(textRunBuilder.ToString() + textPart);
textRunBuilder.Clear();
}
}
}
if (textRunBuilder.Length > Environment.NewLine.Length)
{
textRunBuilder.Length -= Environment.NewLine.Length;
textRuns.Enqueue(textRunBuilder.ToString());
}
for (int i = 0; i < substitutions.Count; i++)
{
if (parser.Reader.SkipWhiteSpaces().EndOfStream)
{
throw new EndOfStreamException("Unexpectedend of stream at " + parser.Reader.PositionDescription);
}
string substitutionName = parser.Reader.ReadUntil(c =>
c != IkadnReader.EndOfStreamResult && char.IsWhiteSpace((char)c)
);
substitutions[substitutionName] = parser.ParseNext().To <IText>();
}
var texts = new List <IText>();
while (textRuns.Count > 0)
{
string textRun = textRuns.Dequeue();
if (textRun != null)
{
texts.Add(new SingleLineText(textRun));
}
else
{
string textKey = textRuns.Dequeue();
if (textKey.StartsWith(PlaceholderMark, StringComparison.Ordinal))
{
texts.Add(new PlaceholderText(textKey.Substring(PlaceholderMark.Length)));
}
else
{
texts.Add(substitutions[textKey]);
}
}
}
return(new ChainText(texts.ToArray()));
}
public IkadnBaseObject Parse(IkadnParser parser)
{
return(new SingleLineText(parser.Reader.ReadUntil('\n', '\r', IkadnReader.EndOfStreamResult).Trim()));
}