public static bool TryParse(string content, int start, int length, out KirinNode result) { result = null; if (!content.StartsWith("For every") || !content.Contains(" in ")) { return(false); } var match = Regex.Match(content, @"^For every (.+) in (.+)"); if (!match.Success) { return(false); } var node = new KirinForInLoop(start, length) { VariableName = match.Groups[1].Value, RawValue = match.Groups[2].Value }; var eType = FiMHelper.DeclarationType.Determine(" " + node.VariableName, out string eKeyword); node.VariableName = node.VariableName.Substring(eKeyword.Length); node.ExpectedType = eType; result = node; return(true); }
public static KirinForInLoop ParseNodes( KirinForInLoop startNode, KirinNode[] nodes, KirinLoopEnd endNode, string content) { var statement = startNode; if (endNode != null) { statement.Length = (endNode.Start + endNode.Length) - startNode.Start; statement.Statement = FiMLexer.ParseStatement(nodes, content); } return(statement); }
public static KirinNode[] GetStatementNodes( KirinNode startingNode, KirinNode[] nodes, int startIndex, string content, out int endIndex ) { endIndex = startIndex; string endNodeType = startingNode.NodeType == "KirinIfStatementStart" ? "KirinIfStatementEnd" : "KirinLoopEnd"; List <KirinNode> statementNodes = new List <KirinNode>(); for (int si = startIndex + 1; si < nodes.Length; si++) { var subnode = nodes[si]; if (subnode.NodeType == "KirinIfStatementStart" || subnode.NodeType == "KirinForInLoop" || subnode.NodeType == "KirinForToLoop" || subnode.NodeType == "KirinWhileLoop" || subnode.NodeType == "KirinSwitchStart") { var subnodes = GetStatementNodes(subnode, nodes, si, content, out si); var eNode = new KirinExecutableNode(-1, -1); if (subnode.NodeType == "KirinIfStatementStart") { var sn = subnode as KirinIfStatementStart; var en = nodes[si] as KirinIfStatementEnd; eNode = KirinIfStatement.ParseNodes(sn, subnodes, en, content); } else if (subnode.NodeType == "KirinForInLoop") { var sn = subnode as KirinForInLoop; var en = nodes[si] as KirinLoopEnd; eNode = KirinForInLoop.ParseNodes(sn, subnodes, en, content); } else if (subnode.NodeType == "KirinForToLoop") { var sn = subnode as KirinForToLoop; var en = nodes[si] as KirinLoopEnd; eNode = KirinForToLoop.ParseNodes(sn, subnodes, en, content); } else if (subnode.NodeType == "KirinWhileLoop") { var sn = subnode as KirinWhileLoop; var en = nodes[si] as KirinLoopEnd; eNode = KirinWhileLoop.ParseNodes(sn, subnodes, en, content); } else if (subnode.NodeType == "KirinSwitchStart") { var sn = subnode as KirinSwitchStart; var en = nodes[si] as KirinLoopEnd; eNode = KirinSwitch.ParseNodes(sn, subnodes, en, content); } statementNodes.Add(eNode); continue; } if (subnode.NodeType == endNodeType) { endIndex = si; break; } if (si == nodes.Length - 1) { throw new FiMException($"Failed to find end of statement"); } statementNodes.Add(subnode); } return(statementNodes.ToArray()); }