public IXenonASTElement Compile(Lexer Lexer, XenonErrorLogger Logger)
{
XenonASTHymnVerse verse = new XenonASTHymnVerse();
Lexer.GobbleWhitespace();
// optionally allow params for verse title. used for e.g. 'chorus'/'refrain'/'verse 1' etc.
if (Lexer.Inspect("("))
{
Lexer.Consume();
verse.SubName = Lexer.ConsumeUntil(")").Trim();
Lexer.Consume();
Lexer.GobbleWhitespace();
}
Lexer.GobbleandLog("{", "Expect opening brace at start of verse.");
while (!Lexer.Inspect("}"))
{
XenonASTContent content = new XenonASTContent()
{
TextContent = Lexer.Consume()
};
verse.Content.Add(content);
}
Lexer.GobbleandLog("}", "Missing closing brace for verse.");
return(verse);
}
public IXenonASTElement Compile(Lexer Lexer, XenonErrorLogger Logger)
{
XenonASTTextHymn textHymn = new XenonASTTextHymn();
Lexer.GobbleWhitespace();
var args = Lexer.ConsumeArgList(true, "title", "name", "tune", "number", "copyright");
textHymn.HymnTitle = args["title"];
textHymn.HymnName = args["name"];
textHymn.Tune = args["tune"];
textHymn.Number = args["number"];
textHymn.CopyrightInfo = args["copyright"];
if (Lexer.Inspect("("))
{
Lexer.Consume();
string sisoverlay = Lexer.ConsumeUntil(")");
bool isoverlay;
bool.TryParse(sisoverlay, out isoverlay);
textHymn.IsOverlay = isoverlay;
Lexer.Consume();
}
Lexer.GobbleWhitespace();
Lexer.GobbleandLog("{", "Expect opening brace for body of hymn. Verses go here");
Lexer.GobbleWhitespace();
while (Lexer.Inspect("#"))
{
Lexer.GobbleandLog("#", "Expecting '#verse' command");
// only valid command at this point (so far) is a verse
if (Lexer.Inspect(LanguageKeywords.Commands[LanguageKeywordCommand.Verse]))
{
Lexer.GobbleandLog(LanguageKeywords.Commands[LanguageKeywordCommand.Verse], "Only verse command is valid here");
XenonASTHymnVerse verse = new XenonASTHymnVerse();
textHymn.Verses.Add((XenonASTHymnVerse)verse.Compile(Lexer, Logger));
}
Lexer.GobbleWhitespace();
}
Lexer.GobbleWhitespace();
Lexer.GobbleandLog("}", "Missing closing brace on hymn command.");
return(textHymn);
}
