public Compiler(string filename, string file, List <IBaseFunction> predefined)
{
LoopTracerStack = new List <LoopTracer>();
FunctionStack.Clear();//clear this every run
Files = new Dictionary <string, string>();
Files.Add(filename, file);
var onefile = ParseImports(file);
_compileStack = ParseScopes(onefile, predefined);
_compileStack.AddRange(predefined);
_compileStack.AddRange(importFStack);
ExtensionStack.AddRange(importEStack);
StartScope(_compileStack);
}
private List <EDefinition> ParseExtensions(string value)
{
List <EDefinition> temp = new List <EDefinition>();
if (value.Contains("<-"))
{
string val = value;
var firstSplit = val.Split(new string[] { "<-" }, StringSplitOptions.None);
for (int i = 0; i < firstSplit.Length; i++)
{
if (i == 0)
{
continue;
}
var first = firstSplit[i];
var secondSplit = first.Split(new string[] { "->" }, StringSplitOptions.None);
if (secondSplit.Length != 2)
{
Compiler.ExceptionListener.Throw("[160]Extensions must provide arguments", ExceptionType.SyntaxException);
return(null);
}
var original = ExtensionStack.First(secondSplit[0]);
if (original == null)
{
Compiler.ExceptionListener.Throw($"[310]Cannot find extension [{secondSplit[0]}]");
return(null);
}
//Console.WriteLine(secondSplit[0] + " " + secondSplit[1]);
var clone = DeepCopy(original);
var param = GetTokens(new string[] { secondSplit[1].Replace("|", "") });
if (param.Count != 1)
{
Compiler.ExceptionListener.Throw("[166]Extensions must provide arguments", ExceptionType.SyntaxException);
return(null);
}
if (clone.Invoking)
{
var invokeFuncName = param[0].ToString();
if (invokeFuncName.Contains("AnonymousFunction"))
{
var functionToInvoke = FunctionStack.First(invokeFuncName.Replace("\"", ""));
if (functionToInvoke != null)
{
//Console.WriteLine($"n: {functionToInvoke.Name} exp: {string.Join(",",functionToInvoke.ExpectedArgs)}");
var args = GetTokens(functionToInvoke.ExpectedArgs, true, true);
List <string> argsarr = new List <string>();
foreach (var x in args)
{
argsarr.Add(x.ToString());
}
clone.SetInvokeProperties(argsarr.ToArray());
}
}
}
clone.SetArguments(param[0].ToString());
temp.Add(clone);
}
}
return(temp);
}
private List <IBaseFunction> ParseScopes(string file, List <IBaseFunction> predefined)
{
var temp = new List <IBaseFunction>();
//remove all comments
var commRegex = new Regex(@"#([^\n]+)$", RegexOptions.Multiline);
file = commRegex.Replace(file, "");
//add functions first
var _functionStack = new List <IBaseFunction>();
var scopeRegex = new Regex(ScopeRegex(@"\bfunction\.\b"), RegexOptions.IgnorePatternWhitespace);
var scopes = scopeRegex.Matches(file);
foreach (var s in scopes)
{
_functionStack.Add(new AnonymousFunction(s.ToString()));
}
//add inherits second
var _inheritStack = new List <IBaseFunction>();
var inheritRegex = new Regex(ScopeRegex(@"\boverride\.\b"), RegexOptions.IgnorePatternWhitespace);
var inherits = inheritRegex.Matches(file);
var tempfunctionstack = new List <IBaseFunction>();
tempfunctionstack.AddRange(_functionStack);
tempfunctionstack.AddRange(predefined);
for (var i = inherits.Count - 1; i >= 0; i--)
{
var inherit = inherits[i];
var obj = new AnonymousFunction(inherit.ToString(), tempfunctionstack);
_inheritStack.Add(obj);
tempfunctionstack.Insert(0, obj);
}
//add custom extensions
var _extStack = new List <EDefinition>();
var extRegex = new Regex(ScopeRegex(@"\bextension\.\b"), RegexOptions.IgnorePatternWhitespace);
var exts = extRegex.Matches(file);
for (var i = exts.Count - 1; i >= 0; i--)
{
var ext = exts[i];
var cext = new CustomExtension();
cext.FunctionReference = new AnonymousFunction(ext.ToString(), cext);
_extStack.Add(cext);
}
ExtensionStack.AddRange(_extStack);
//add async
var _asyncStack = new List <IBaseFunction>();
var asyncRegex = new Regex(ScopeRegex(@"\basync\.\b"), RegexOptions.IgnorePatternWhitespace);
var asyncs = asyncRegex.Matches(file);
foreach (var i in asyncs)
{
var obj = new AnonymousFunction(i.ToString());
obj.Async = true;
_asyncStack.Add(obj);
}
temp.AddRange(_inheritStack.Reverse <IBaseFunction>());
temp.AddRange(_functionStack);
temp.AddRange(_asyncStack);
return(temp);
}