public static (Language lang, Cons ast) GenerateAst(string text)
{
Tokenizer tokenizer = new Tokenizer(text: text,
seperators: new char[] { ' ', '\n' },
singles: new char[] { '(', ')', '[', ']' },
whiteList: new Tokenizer.SelfExistentToken('"', '"'));
tokenizer.CleanUpTokens();
_tokens = Cons.FromArray(tokenizer.Tokens);
if (_tokens.car as string == "#lang")
{
string lang = (_tokens.cdr as Cons).car as string;
_tokens = (_tokens.cdr as Cons).cdr as Cons;
if (lang == "SuckerML")
{
// 调用 SuckerML 解释器
return(Language.SuckerML, GenerateAst());
}
else if (lang == "SuckerScript")
{
// 调用 SuckerScript 解释器
return(Language.SuckerScript, GenerateAst());
}
else
{
throw new FormatException($"语言指示符不存在：#lang {lang}");
}
}
else
{
throw new FormatException("缺失语言指示符 #lang");
}
}
public static Cons GenerateAst(string text)
{
Tokenizer tokenizer = new Tokenizer(text, new char[] { ' ', '\n' }, new char[] { '(', ')', '[', ']' });
tokenizer.CleanUpTokens();
_tokens = Cons.FromArray(tokenizer.Tokens);
if (_tokens.car as string == "#lang")
{
string lang = (_tokens.cdr as Cons).car as string;
_tokens = (_tokens.cdr as Cons).cdr as Cons;
if (lang == "SuckerML")
{
// 调用 SuckerML 解释器
return(GenerateAst());
}
else if (lang == "SuckerScript")
{
// 调用 SuckerScript 解释器
return(GenerateAst());
}
else
{
throw new FormatException($"语言指示符不存在：{lang}");
}
}
else
{
throw new FormatException("缺失语言指示符 #lang");
}
}
internal IronSchemeLanguageProvider(ScriptDomainManager x)
: base(x)
{
ScriptDomainManager.Options.DynamicStackTraceSupport = false;
Runtime.Closure.ConsFromArray = Runtime.Cons.FromArray;
Runtime.Closure.ConsStarFromArray = delegate(object[] args) { return(Builtins.ToImproper(Cons.FromArray(args))); };
Runtime.Closure.Unspecified = Builtins.Unspecified;
Runtime.Closure.ArrayFromCons = Builtins.ListToVector;
Initialize();
// only register when done
x.RegisterLanguageProvider("IronScheme", "IronScheme.Hosting.IronSchemeLanguageProvider", ".sps", ".ss", ".sls");
}