/// <summary>
/// Generate a String.Format() text from the given text having left and right delimiters.
/// For example given
/// "let v[i] = v[i] + Multivector(#E[id]# = 'v[i]c[id]')".ToStringFormatCode("[", "]")
/// Generates:
/// "String.Format("let v{0} = v{0} + Multivector(#E{1}# = 'v{0}c{1}')", i, id)"
/// </summary>
/// <param name="text"></param>
/// <param name="leftDel"></param>
/// <param name="rightDel"></param>
/// <param name="verbatimFlag"></param>
/// <returns></returns>
public static string ToStringFormatCode(this string text, string leftDel, string rightDel, bool verbatimFlag = false)
{
var textBuilder = new MappingComposer();
textBuilder
.SetDelimitedText(text, leftDel, rightDel)
.UniqueMarkedSegments
.TransformByMarkedIndexUsing(index => "{" + index + "}");
if (textBuilder.HasMarkedSegments == false)
{
return(text.ValueToQuotedLiteral(verbatimFlag));
}
//Escape all braces in original text to prevent error when String.Format() is called
textBuilder
.UniqueUnmarkedSegments
.Where(s => s.OriginalText.Contains('{') || s.OriginalText.Contains('}'))
.TransformUsing(
s => s.Replace("{", "{{").Replace("}", "}}")
);
return
(textBuilder
.UniqueMarkedSegments
.Select(s => s.InitialText)
.Concatenate(
", ",
"String.Format(" + textBuilder.FinalText.ValueToQuotedLiteral(verbatimFlag) + ", ",
")"
));
}
/// <summary>
/// Map all strings delimited by "| and |" into String.Format() statements
/// (or string literals if possible)
/// </summary>
/// <param name="scriptText"></param>
/// <returns></returns>
private static string TranslateFormattedStrings(string scriptText)
{
var mappingComposer = new MappingComposer();
mappingComposer
.SetDelimitedText(scriptText, "\"|", "|\"")
.UniqueMarkedSegments
.TransformUsing(ToStringSubstituteCode);
return(mappingComposer.FinalText);
}
private static string TranslateAngleBracketCommands(string scriptText)
{
var mappingComposer = new MappingComposer();
mappingComposer
.SetDelimitedText(scriptText, "<:", ":>")
.UniqueMarkedSegments
.TransformUsing(TranslateAngleBracketCommand);
return(mappingComposer.FinalText);
}
/// <summary>
/// Map all strings identified by a leading @ using the shortcuts dictionary
/// If the shortcut is not found, leave it as it is
/// </summary>
/// <param name="scriptText"></param>
/// <returns></returns>
private string TranslateShortcuts(string scriptText)
{
var mappingComposer = new MappingComposer();
mappingComposer
.SetIdentifiedText(scriptText, "@")
.UniqueMarkedSegments
.TransformUsing(
s =>
{
string value;
return
(Shortcuts.TryGetMethodName(s.InitialText.ToLower(), out value)
? value
: s.OriginalText);
}
);
return(mappingComposer.FinalText);
}
private static string ToStringSubstituteCode(string text)
{
var textBuilder = new MappingComposer();
textBuilder
.SetDelimitedText(text, "|{", "}|")
.UniqueMarkedSegments
.TransformByMarkedIndexUsing(index => "|{" + index + "}|");
if (textBuilder.HasMarkedSegments == false)
{
return(text.ValueToQuotedLiteral(true));
}
return
(textBuilder
.UniqueMarkedSegments
.Select(s => s.InitialText)
.Concatenate(
", ",
"Ipr.Substitute(" + textBuilder.FinalText.ValueToQuotedLiteral(true) + ", ",
")"
));
}
