Exemple #1
0
 public CodeBlock(CodeLine line, string method, CodeStatementCollection statements, BlockKind kind, CodeBlock parent, string endLabel, string exitLabel)
 {
     this.line = line;
     this.method = method;
     this.statements = statements;
     Type = BlockType.Expect;
     this.kind = kind;
     this.parent = parent;
     level = int.MaxValue;
     this.endLabel = endLabel;
     this.exitLabel = exitLabel;
 }
Exemple #2
0
        CodeMethodInvokeExpression ParseLabel(CodeLine line)
        {
            string code = line.Code;
            int z = code.Length - 1;
            string name = z > 0 ? code.Substring(0, z) : string.Empty;
            if (code.Length < 2 || code[z] != HotkeyBound)
                throw new ParseException("Invalid label name");

            PushLabel(line, name, name, true);

            return LocalLabelInvoke(name);
        }
Exemple #3
0
        void PushLabel(CodeLine line, string name, string realname, bool fallthrough)
        {
            var last = CloseTopLabelBlock();

            if (fallthrough && last != null)
                last.Statements.Add(LocalLabelInvoke(name));

            var method = LocalMethod(name);
            var block = new CodeBlock(line, method.Name, method.Statements, CodeBlock.BlockKind.Label, blocks.Count == 0 ? null : blocks.Peek())
            {
                Type = CodeBlock.BlockType.Within,
                Name = realname
            };
            CloseTopSingleBlock();
            blocks.Push(block);

            methods.Add(method.Name, method);
        }
Exemple #4
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 public CodeBlock(CodeLine line, string method, CodeStatementCollection statements, BlockKind kind, CodeBlock parent)
     : this(line, method, statements, kind, parent, null, null)
 {
 }
Exemple #5
0
 public ParseException(string message, CodeLine line)
     : this(message, line.LineNumber, line.FileName) { }
Exemple #6
0
        public void ParseFunction(CodeLine line)
        {
            CloseTopLabelBlock();
            string code = line.Code;
            int i;
            var buf = new StringBuilder();

            #region Name

            string name;

            for (i = 0; i < code.Length; i++)
            {
                char sym = code[i];

                if (IsIdentifier(sym))
                    buf.Append(sym);
                else if (sym == ParenOpen)
                {
                    i++;
                    break;
                }
                else
                    throw new ParseException(ExUnexpected);
            }

            if (buf.Length == 0)
                throw new ParseException(ExUnexpected);

            name = buf.ToString();
            buf.Length = 0;

            if (IsLocalMethodReference(name))
                throw new ParseException("Duplicate function");

            #endregion

            #region Parameters

            CodeBlock.BlockType blockType = CodeBlock.BlockType.Expect;

            bool str = false;
            bool stop = false;

            for (; i < code.Length; i++)
            {
                char sym = code[i];

                switch (sym)
                {
                    case StringBound:
                        str = !str;
                        goto default;

                    case ParenClose:
                        if (str)
                            goto default;
                        else
                            stop = true;
                        break;

                    default:
                        buf.Append(sym);
                        break;
                }

                if (stop)
                    break;
            }

            if (!stop)
                throw new ParseException("Expected closing parenthesis");

            string param = buf.ToString();
            buf.Length = 0;
            i++;

            #region Opening brace

            for (; i < code.Length; i++)
            {
                char sym = code[i];

                if (sym == BlockOpen)
                {
                    blockType = CodeBlock.BlockType.Within;
                    break;
                }
                else if (IsCommentAt(code, i))
                    break;
                else if (!IsSpace(sym))
                    throw new ParseException(ExUnexpected);
            }

            #endregion

            #endregion

            #region Block

            var method = LocalMethod(name);
            method.Attributes = MemberAttributes.Static | MemberAttributes.AccessMask;

            var block = new CodeBlock(line, method.Name, method.Statements, CodeBlock.BlockKind.Function, blocks.Count == 0 ? null : blocks.Peek());
            block.Type = blockType;
            CloseTopSingleBlock();
            blocks.Push(block);

            var fix = ParseFunctionParameters(param);
            if (fix != null)
                method.Statements.Add(fix);

            #endregion

            methods.Add(method.Name, method);

            var type = typeof(Rusty.Core.GenericFunction);
            var typeref = new CodeTypeReference();
            typeref.UserData.Add(RawData, type);
            var del = new CodeDelegateCreateExpression(typeref, new CodeTypeReferenceExpression(className), method.Name);
            var obj = VarAssign(VarRef(mainScope + ScopeVar + method.Name), del);
            prepend.Add(new CodeExpressionStatement(obj));
        }
Exemple #7
0
 public ParseException(string message, CodeLine line)
     : this(message, line.LineNumber, line.FileName)
 {
 }
Exemple #8
0
 public CodeBlock(CodeLine line, string method, CodeStatementCollection statements, BlockKind kind, CodeBlock parent)
     : this(line, method, statements, kind, parent, null, null)
 {
 }