mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
synced 2024-11-23 12:22:35 +00:00
1003 lines
42 KiB
C#
Executable file
1003 lines
42 KiB
C#
Executable file
using CodeImp.DoomBuilder.Types;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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namespace CodeImp.DoomBuilder.ZDoom
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{
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public sealed class ZScriptActorStructure : ActorStructure
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{
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#region ================== Variables
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private ZScriptParser parser;
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private Stream stream;
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private ZScriptTokenizer tokenizer;
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private List<string> mixins;
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#endregion
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#region ================== Properties
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public List<string> Mixins { get { return mixins; } }
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#endregion
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internal static bool ParseGZDBComment(Dictionary<string, List<string>> props, string text)
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{
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if (string.IsNullOrWhiteSpace(text))
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return false;
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text = text.Trim();
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// check if it's a GZDB comment
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if (text[0] != '$')
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return false;
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// check next occurrence of " \t\r\u00A0", then put everything else as property without parsing
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int nextWhitespace = text.IndexOfAny(new char[] { ' ', '\t', '\r', '\u00A0' });
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string propertyname = text;
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string propertyvalue = "";
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if (nextWhitespace >= 0)
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{
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propertyname = propertyname.Substring(0, nextWhitespace);
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propertyvalue = text.Substring(nextWhitespace + 1).Trim();
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}
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props[propertyname.ToLowerInvariant()] = new List<string> { propertyvalue };
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return true;
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}
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private bool ParseDefaultBlock()
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{
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tokenizer.SkipWhitespace();
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ZScriptToken token = tokenizer.ExpectToken(ZScriptTokenType.OpenCurly);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected {, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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ZScriptTokenType[] whitespacetypes = new ZScriptTokenType[] { ZScriptTokenType.Newline, ZScriptTokenType.Whitespace, ZScriptTokenType.BlockComment, ZScriptTokenType.LineComment };
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// todo parse defaults block
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while (true)
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{
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long cpos = stream.Position;
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token = tokenizer.ExpectToken(ZScriptTokenType.Whitespace, ZScriptTokenType.BlockComment, ZScriptTokenType.Newline, ZScriptTokenType.LineComment, ZScriptTokenType.OpAdd, ZScriptTokenType.OpSubtract, ZScriptTokenType.Identifier, ZScriptTokenType.CloseCurly, ZScriptTokenType.Semicolon);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected comment, flag, property, or }, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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//if (ClassName == "Enforcer")
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// parser.LogWarning(token.ToString());
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if (token.Type == ZScriptTokenType.CloseCurly)
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break;
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switch (token.Type)
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{
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case ZScriptTokenType.Whitespace:
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case ZScriptTokenType.BlockComment:
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case ZScriptTokenType.Newline:
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break;
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case ZScriptTokenType.LineComment:
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ParseGZDBComment(props, token.Value);
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break;
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// flag definition (+/-)
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case ZScriptTokenType.OpAdd:
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case ZScriptTokenType.OpSubtract:
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{
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bool flagset = (token.Type == ZScriptTokenType.OpAdd);
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string flagname = parser.ParseDottedIdentifier();
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if (flagname == null) return false;
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//parser.LogWarning(string.Format("{0}{1}", (flagset ? '+' : '-'), flagname));
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// set flag
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flags[flagname] = flagset;
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break;
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}
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// property or combo definition
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case ZScriptTokenType.Identifier:
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{
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stream.Position = cpos;
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string propertyname = parser.ParseDottedIdentifier();
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if (propertyname == null) return false;
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List<string> propertyvalues = new List<string>();
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// read in property values, until semicolon reached
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while (true)
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{
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tokenizer.SkipWhitespace();
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List<ZScriptToken> expr = parser.ParseExpression();
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string exprstring = ZScriptTokenizer.TokensToString(expr);
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token = tokenizer.ExpectToken(ZScriptTokenType.Comma, ZScriptTokenType.Semicolon);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected comma or ;, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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propertyvalues.Add(exprstring);
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if (token.Type == ZScriptTokenType.Semicolon)
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break;
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}
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//parser.LogWarning(string.Format("{0} = [{1}]", propertyname, string.Join(", ", propertyvalues.ToArray())));
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// set property
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// translate "scale" to x and y scale
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if (propertyname == "scale")
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{
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props["xscale"] = props["yscale"] = propertyvalues;
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}
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else
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{
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props[propertyname] = propertyvalues;
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}
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break;
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}
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}
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}
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return true;
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}
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private bool ParseStatesBlock()
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{
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tokenizer.SkipWhitespace();
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ZScriptToken token = tokenizer.ExpectToken(ZScriptTokenType.OpenParen, ZScriptTokenType.OpenCurly);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected ( or {, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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// we can have some weirdass class name list after States keyword. handle that here.
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if (token.Type == ZScriptTokenType.OpenParen)
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{
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parser.ParseExpression(true);
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.CloseParen);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected ), got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.OpenCurly);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected {, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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}
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// todo parse states block
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stream.Position--;
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token = tokenizer.ExpectToken(ZScriptTokenType.OpenCurly);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected {, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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string statelabel = "";
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while (true)
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{
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// parse a state block.
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// this is a seriously broken approach, but let it be for now.
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StateStructure st = new ZScriptStateStructure(this, parser);
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parser.tokenizer = tokenizer;
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if (parser.HasError) return false;
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states[statelabel] = st;
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tokenizer.SkipWhitespace();
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long cpos = stream.Position;
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token = tokenizer.ExpectToken(ZScriptTokenType.Identifier, ZScriptTokenType.CloseCurly);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected state label or }, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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if (token.Type == ZScriptTokenType.CloseCurly)
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break;
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stream.Position = cpos;
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statelabel = parser.ParseDottedIdentifier();
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if (statelabel == null)
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return false;
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// otherwise expect a colon
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token = tokenizer.ExpectToken(ZScriptTokenType.Colon);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected :, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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}
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return true;
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}
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private string ParseTypeName()
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{
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ZScriptToken token = tokenizer.ExpectToken(ZScriptTokenType.Identifier);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected type name, got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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string outs = token.Value;
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long cpos = stream.Position;
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tokenizer.SkipWhitespace();
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token = tokenizer.ReadToken();
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if (token != null && token.Type == ZScriptTokenType.OpLessThan) // <
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{
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tokenizer.SkipWhitespace();
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string internal_type = ParseTypeName();
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if (internal_type == null)
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return null;
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.OpGreaterThan);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected >, got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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return outs + "<" + internal_type + ">";
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}
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else
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{
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stream.Position = cpos;
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return outs;
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}
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}
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private List<int> ParseArrayDimensions()
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{
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List<int> dimensions = new List<int>();
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while (true)
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{
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tokenizer.SkipWhitespace();
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ZScriptToken token = tokenizer.ExpectToken(ZScriptTokenType.OpenSquare);
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if (token == null || !token.IsValid) // array dimensions ended.
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return dimensions;
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// parse identifier or int (identifier is a constant, we don't parse this yet)
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tokenizer.SkipWhitespace();
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long cpos = stream.Position;
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token = tokenizer.ExpectToken(ZScriptTokenType.Integer, ZScriptTokenType.Identifier, ZScriptTokenType.CloseSquare);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected integer or const, got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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int arraylen = -1;
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if (token.Type == ZScriptTokenType.Integer)
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arraylen = token.ValueInt;
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else if (token.Type == ZScriptTokenType.CloseSquare)
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{
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/* todo determine this somehow... not for now */
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stream.Position = cpos; // code later expects close square
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}
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else
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{
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// we can have more identifiers (dotted)
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while (true)
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{
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cpos = stream.Position;
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token = tokenizer.ExpectToken(ZScriptTokenType.Dot);
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if (token == null || !token.IsValid)
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{
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stream.Position = cpos;
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break;
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}
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else
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{
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token = tokenizer.ExpectToken(ZScriptTokenType.Identifier);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected identifier, got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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}
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}
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}
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dimensions.Add(arraylen);
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// closing square
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.CloseSquare);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected ], got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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}
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}
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private bool ParseFlagdef()
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{
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// flagdef identifier: variable, bitnum;
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tokenizer.SkipWhitespace();
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ZScriptToken token = tokenizer.ExpectToken(ZScriptTokenType.Identifier);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected flag name, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.Colon);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected :, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.Identifier);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected flag base variable, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.Comma);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected comma, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.Integer);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected flag bit index, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.Semicolon);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected semicolon, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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return true;
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}
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private bool ParseMixin()
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{
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// mixin identifier;
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tokenizer.SkipWhitespace();
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ZScriptToken token = tokenizer.ExpectToken(ZScriptTokenType.Identifier);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected mixin class name, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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mixins.Add(token.Value.ToLowerInvariant());
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.Semicolon);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected semicolon, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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return true;
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}
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private bool ParseProperty()
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{
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// property identifier: identifier, identifier, identifier, ...;
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tokenizer.SkipWhitespace();
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ZScriptToken token = tokenizer.ExpectToken(ZScriptTokenType.Identifier);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected property name, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.Colon);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected :, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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while (true)
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{
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// expect identifier, then either a comma or a semicolon.
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// semicolon means end of definition, comma means we parse next identifier.
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.Identifier);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected variable, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.Semicolon, ZScriptTokenType.Comma);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected comma or ;, got " + ((Object)token ?? "<null>").ToString());
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return false;
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}
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if (token.Type == ZScriptTokenType.Semicolon)
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break;
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}
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return true;
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}
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private string ParseVersion(bool required)
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{
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// read in the version.
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tokenizer.SkipWhitespace();
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ZScriptToken token = tokenizer.ExpectToken(ZScriptTokenType.OpenParen);
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if (token == null || !token.IsValid)
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{
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if (required)
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parser.ReportError("Expected (, got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.String);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected version, got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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string version = token.Value.Trim();
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tokenizer.SkipWhitespace();
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// As of https://github.com/coelckers/gzdoom/commit/7a141f3aa3b67b5b1d326f5d9b3904da1b65f847
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// there can be helper messages as the 2nd parameter
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token = tokenizer.ExpectToken(ZScriptTokenType.CloseParen, ZScriptTokenType.Comma);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected ) or comma, got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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if (token.Type == ZScriptTokenType.CloseParen)
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return version;
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.String);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected helper message string, got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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tokenizer.SkipWhitespace();
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token = tokenizer.ExpectToken(ZScriptTokenType.CloseParen);
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if (token == null || !token.IsValid)
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{
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parser.ReportError("Expected ), got " + ((Object)token ?? "<null>").ToString());
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return null;
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}
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return version;
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}
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internal ZScriptActorStructure(ZDTextParser zdparser, DecorateCategoryInfo catinfo, string _classname, string _replacesname, string _parentname)
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{
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this.catinfo = catinfo; //mxd
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parser = (ZScriptParser)zdparser;
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stream = parser.DataStream;
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tokenizer = new ZScriptTokenizer(parser.DataReader);
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parser.tokenizer = tokenizer;
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classname = _classname;
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replaceclass = _replacesname;
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//baseclass = parser.GetArchivedActorByName(_parentname); // this is not guaranteed to work here
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mixins = new List<string>();
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ZScriptToken cls_open = tokenizer.ExpectToken(ZScriptTokenType.OpenCurly);
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if (cls_open == null || !cls_open.IsValid)
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{
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parser.ReportError("Expected {, got " + ((Object)cls_open ?? "<null>").ToString());
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return;
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}
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// this dict holds temporary user settings per field (function, etc)
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Dictionary<string, List<string>> var_props = new Dictionary<string, List<string>>();
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|
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// in the class definition, we can have the following:
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// - Defaults block
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|
// - States block
|
|
// - method signature: [native] [action] <type [, type [...]]> <name> (<arguments>);
|
|
// - method: <method signature (except native)> <block>
|
|
// - field declaration: [native] <type> <name>;
|
|
// - enum definition: enum <name> <block>;
|
|
// we are skipping everything, except Defaults and States.
|
|
while (true)
|
|
{
|
|
var_props.Clear();
|
|
while (true)
|
|
{
|
|
ZScriptToken tt = tokenizer.ExpectToken(ZScriptTokenType.Whitespace, ZScriptTokenType.BlockComment, ZScriptTokenType.LineComment, ZScriptTokenType.Newline);
|
|
if (tt == null || !tt.IsValid)
|
|
break;
|
|
|
|
if (tt.Type == ZScriptTokenType.LineComment)
|
|
ParseGZDBComment(var_props, tt.Value);
|
|
}
|
|
|
|
//tokenizer.SkipWhitespace();
|
|
long ocpos = stream.Position;
|
|
ZScriptToken token = tokenizer.ExpectToken(ZScriptTokenType.Identifier, ZScriptTokenType.CloseCurly);
|
|
if (token == null || !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected identifier, got " + ((Object)cls_open ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
if (token.Type == ZScriptTokenType.CloseCurly) // end of class
|
|
break;
|
|
|
|
string b_lower = token.Value.ToLowerInvariant();
|
|
switch (b_lower)
|
|
{
|
|
case "default":
|
|
if (!ParseDefaultBlock())
|
|
return;
|
|
continue;
|
|
|
|
case "states":
|
|
if (!ParseStatesBlock())
|
|
return;
|
|
continue;
|
|
|
|
case "enum":
|
|
if (!parser.ParseEnum())
|
|
return;
|
|
continue;
|
|
|
|
case "const":
|
|
if (!parser.ParseConst())
|
|
return;
|
|
continue;
|
|
|
|
// apparently we can have a struct inside a class, but not another class.
|
|
case "struct":
|
|
if (!parser.ParseClassOrStruct(true, false, false, null))
|
|
return;
|
|
continue;
|
|
|
|
// new properties syntax
|
|
case "property":
|
|
if (!ParseProperty())
|
|
return;
|
|
continue;
|
|
|
|
// new flags syntax
|
|
case "flagdef":
|
|
if (!ParseFlagdef())
|
|
return;
|
|
continue;
|
|
|
|
// mixins
|
|
case "mixin":
|
|
if (!ParseMixin())
|
|
return;
|
|
continue;
|
|
|
|
default:
|
|
stream.Position = ocpos;
|
|
break;
|
|
}
|
|
|
|
// try to read in a variable/method.
|
|
bool bmethod = false;
|
|
string[] availablemodifiers = new string[] { "static", "native", "action", "readonly", "protected", "private", "virtual", "override", "meta", "transient", "deprecated", "final", "play", "ui", "clearscope", "virtualscope", "version", "const" };
|
|
string[] versionedmodifiers = new string[] { "version", "deprecated" };
|
|
string[] methodmodifiers = new string[] { "action", "virtual", "override", "final" };
|
|
HashSet<string> modifiers = new HashSet<string>();
|
|
List<string> types = new List<string>();
|
|
List<List<int>> typearraylens = new List<List<int>>();
|
|
List<string> names = new List<string>();
|
|
List<List<int>> arraylens = new List<List<int>>();
|
|
List<ZScriptToken> args = null; // this is for the future
|
|
//List<ZScriptToken> body = null;
|
|
|
|
while (true)
|
|
{
|
|
tokenizer.SkipWhitespace();
|
|
long cpos = stream.Position;
|
|
token = tokenizer.ExpectToken(ZScriptTokenType.Identifier);
|
|
if (token == null || !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected modifier or name, got " + ((Object)cls_open ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
|
|
b_lower = token.Value.ToLowerInvariant();
|
|
if (availablemodifiers.Contains(b_lower))
|
|
{
|
|
if (modifiers.Contains(b_lower))
|
|
{
|
|
parser.ReportError("Field/method modifier '" + b_lower + "' was specified twice");
|
|
return;
|
|
}
|
|
|
|
if (methodmodifiers.Contains(b_lower))
|
|
bmethod = true;
|
|
|
|
if (versionedmodifiers.Contains(b_lower))
|
|
{
|
|
string version = ParseVersion(b_lower == "version"); // deprecated doesn't require version string for historical reasons. (compatibility with old gzdoom.pk3)
|
|
if (version == null && b_lower == "version")
|
|
return;
|
|
}
|
|
|
|
modifiers.Add(b_lower);
|
|
}
|
|
else
|
|
{
|
|
stream.Position = cpos;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// read in the type name(s)
|
|
// type name can be:
|
|
// - identifier
|
|
// - identifier<identifier>
|
|
while (true)
|
|
{
|
|
tokenizer.SkipWhitespace();
|
|
string typename = ParseTypeName();
|
|
if (typename == null)
|
|
return;
|
|
|
|
types.Add(typename.ToLowerInvariant());
|
|
typearraylens.Add(null);
|
|
long cpos = stream.Position;
|
|
tokenizer.SkipWhitespace();
|
|
token = tokenizer.ExpectToken(ZScriptTokenType.Comma, ZScriptTokenType.Identifier, ZScriptTokenType.OpenSquare);
|
|
|
|
if (token != null && !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected comma, identifier or array dimensions, got " + ((Object)token ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
|
|
if (token == null || token.Type != ZScriptTokenType.Comma)
|
|
{
|
|
stream.Position = cpos;
|
|
if (token.Type == ZScriptTokenType.OpenSquare)
|
|
{
|
|
List<int> typelens = ParseArrayDimensions();
|
|
if (typelens == null) // error
|
|
return;
|
|
typearraylens[typearraylens.Count - 1] = typelens;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
while (true)
|
|
{
|
|
string name = null;
|
|
List<int> lens = null;
|
|
|
|
// read in the method/field name
|
|
tokenizer.SkipWhitespace();
|
|
token = tokenizer.ExpectToken(ZScriptTokenType.Identifier);
|
|
if (token == null || !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected field/method name, got " + ((Object)token ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
name = token.Value.ToLowerInvariant();
|
|
|
|
// check the token. if it's a (, then it's a method. if it's a ;, then it's a field, if it's a [ it's an array field.
|
|
// if it's a field and bmethod=true, report error.
|
|
tokenizer.SkipWhitespace();
|
|
long cpos = stream.Position;
|
|
token = tokenizer.ExpectToken(ZScriptTokenType.Comma, ZScriptTokenType.OpenParen, ZScriptTokenType.OpenSquare, ZScriptTokenType.Semicolon);
|
|
if (token == null || !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected comma, ;, [, or argument list, got " + ((Object)token ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
|
|
if (token.Type == ZScriptTokenType.OpenParen)
|
|
{
|
|
// if we have multiple names
|
|
if (names.Count > 0)
|
|
{
|
|
parser.ReportError("Cannot have multiple names in a method");
|
|
return;
|
|
}
|
|
|
|
bmethod = true;
|
|
// now, I could parse this properly, but it won't be used anyway, so I'll do it as a fake expression.
|
|
args = parser.ParseExpression(true);
|
|
token = tokenizer.ExpectToken(ZScriptTokenType.CloseParen);
|
|
if (token == null || !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected ), got " + ((Object)token ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
|
|
// also get the body block, if any.
|
|
tokenizer.SkipWhitespace();
|
|
cpos = stream.Position;
|
|
token = tokenizer.ExpectToken(ZScriptTokenType.Semicolon, ZScriptTokenType.OpenCurly, ZScriptTokenType.Identifier);
|
|
if (token == null || !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected 'const', ; or {, got " + ((Object)token ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
|
|
//
|
|
if (token.Type == ZScriptTokenType.Identifier)
|
|
{
|
|
if (token.Value.ToLowerInvariant() != "const")
|
|
{
|
|
parser.ReportError("Expected 'const', got " + ((Object)token ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
|
|
tokenizer.SkipWhitespace();
|
|
cpos = stream.Position;
|
|
token = tokenizer.ExpectToken(ZScriptTokenType.Semicolon, ZScriptTokenType.OpenCurly);
|
|
if (token == null || !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected ; or {, got " + ((Object)token ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (token.Type == ZScriptTokenType.OpenCurly)
|
|
{
|
|
stream.Position = cpos;
|
|
parser.SkipBlock();
|
|
//body = parser.ParseBlock(false);
|
|
}
|
|
|
|
break; // end method parsing
|
|
}
|
|
else
|
|
{
|
|
if (bmethod)
|
|
{
|
|
parser.ReportError("Cannot have virtual, override or action fields");
|
|
return;
|
|
}
|
|
|
|
// array
|
|
if (token.Type == ZScriptTokenType.OpenSquare)
|
|
{
|
|
stream.Position = cpos;
|
|
lens = ParseArrayDimensions();
|
|
if (lens == null) // error
|
|
return;
|
|
|
|
|
|
tokenizer.SkipWhitespace();
|
|
ZScriptTokenType[] expectTokens;
|
|
if (modifiers.Contains("static"))
|
|
expectTokens = new ZScriptTokenType[] { ZScriptTokenType.Semicolon, ZScriptTokenType.Comma, ZScriptTokenType.OpAssign };
|
|
else expectTokens = new ZScriptTokenType[] { ZScriptTokenType.Semicolon, ZScriptTokenType.Comma };
|
|
token = tokenizer.ExpectToken(expectTokens);
|
|
if (token == null || !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected ;, =, or comma, got " + ((Object)token ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
|
|
// "static int A[] = {1, 2, 3};"
|
|
if (token.Type == ZScriptTokenType.OpAssign)
|
|
{
|
|
// read in array data
|
|
tokenizer.SkipWhitespace();
|
|
parser.SkipBlock(false);
|
|
tokenizer.SkipWhitespace();
|
|
token = tokenizer.ExpectToken(ZScriptTokenType.Semicolon, ZScriptTokenType.Comma);
|
|
if (token == null || !token.IsValid)
|
|
{
|
|
parser.ReportError("Expected ; or comma, got " + ((Object)token ?? "<null>").ToString());
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
names.Add(name);
|
|
arraylens.Add(lens);
|
|
|
|
if (token.Type != ZScriptTokenType.Comma) // next name
|
|
break;
|
|
}
|
|
|
|
// validate modifiers here.
|
|
// protected and private cannot be combined.
|
|
if (bmethod)
|
|
{
|
|
if (modifiers.Contains("protected") && modifiers.Contains("private"))
|
|
{
|
|
parser.ReportError("Cannot have protected and private on the same method");
|
|
return;
|
|
}
|
|
// virtual and override cannot be combined.
|
|
int cvirtual = modifiers.Contains("virtual") ? 1 : 0;
|
|
cvirtual += modifiers.Contains("override") ? 1 : 0;
|
|
cvirtual += modifiers.Contains("final") ? 1 : 0;
|
|
if (cvirtual > 1)
|
|
{
|
|
parser.ReportError("Cannot have virtual, override and final on the same method");
|
|
return;
|
|
}
|
|
// meta (what the fuck is that?) probably cant be on a method
|
|
if (modifiers.Contains("meta"))
|
|
{
|
|
parser.ReportError("Cannot have meta on a method");
|
|
return;
|
|
}
|
|
}
|
|
|
|
// finished method or field parsing.
|
|
/*for (int i = 0; i < names.Count; i++)
|
|
{
|
|
string name = names[i];
|
|
int arraylen = arraylens[i];
|
|
|
|
string _args = "";
|
|
if (args != null) _args = " (" + ZScriptTokenizer.TokensToString(args) + ")";
|
|
else if (arraylen != -1) _args = " [" + arraylen.ToString() + "]";
|
|
parser.LogWarning(string.Format("{0} {1} {2}{3}", string.Join(" ", modifiers.ToArray()), string.Join(", ", types.ToArray()), name, _args));
|
|
}*/
|
|
|
|
// update 08.02.17: add user variables from ZScript actors.
|
|
if (args == null && types.Count == 1) // it's a field
|
|
{
|
|
// we support:
|
|
// - float
|
|
// - int
|
|
// - double
|
|
// - bool
|
|
string type = types[0];
|
|
UniversalType utype;
|
|
object udefault = null;
|
|
switch (type)
|
|
{
|
|
case "int":
|
|
case "int8":
|
|
case "int16":
|
|
case "uint":
|
|
case "uint8":
|
|
case "uint16":
|
|
utype = UniversalType.Integer;
|
|
break;
|
|
case "float":
|
|
case "double":
|
|
utype = UniversalType.Float;
|
|
break;
|
|
case "bool":
|
|
utype = UniversalType.Boolean;
|
|
break;
|
|
case "string":
|
|
utype = UniversalType.String;
|
|
break;
|
|
// todo test if class names and colors will work
|
|
default:
|
|
continue; // go read next field
|
|
}
|
|
|
|
UniversalType utype_reinterpret = utype;
|
|
if (var_props.ContainsKey("$userreinterpret"))
|
|
{
|
|
string sp = var_props["$userreinterpret"][0].Trim().ToLowerInvariant();
|
|
switch (sp)
|
|
{
|
|
case "color":
|
|
if (utype != UniversalType.Integer)
|
|
{
|
|
parser.LogWarning("Cannot use $UserReinterpret Color with non-integers");
|
|
break;
|
|
}
|
|
utype_reinterpret = UniversalType.Color;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (var_props.ContainsKey("$userdefaultvalue"))
|
|
{
|
|
string sp = var_props["$userdefaultvalue"][0];
|
|
switch (utype)
|
|
{
|
|
case UniversalType.String:
|
|
if (sp[0] == '"' && sp[sp.Length - 1] == '"')
|
|
sp = sp.Substring(1, sp.Length - 2);
|
|
udefault = sp;
|
|
break;
|
|
case UniversalType.Float:
|
|
float d;
|
|
if (!float.TryParse(sp, out d))
|
|
{
|
|
parser.LogWarning("Incorrect float default from string \"" + sp + "\"");
|
|
break;
|
|
}
|
|
udefault = d;
|
|
break;
|
|
case UniversalType.Integer:
|
|
int i;
|
|
if (!int.TryParse(sp, out i))
|
|
{
|
|
if (utype_reinterpret == UniversalType.Color)
|
|
{
|
|
sp = sp.ToLowerInvariant();
|
|
Rendering.PixelColor pc;
|
|
if (!ZDTextParser.GetColorFromString(sp, out pc))
|
|
{
|
|
parser.LogWarning("Incorrect color default from string \"" + sp + "\"");
|
|
break;
|
|
}
|
|
udefault = pc.ToInt() & 0xFFFFFF;
|
|
break;
|
|
}
|
|
}
|
|
udefault = i;
|
|
break;
|
|
case UniversalType.Boolean:
|
|
sp = sp.ToLowerInvariant();
|
|
if (sp == "true")
|
|
udefault = true;
|
|
else if (sp == "false")
|
|
udefault = false;
|
|
else
|
|
parser.LogWarning("Incorrect boolean default from string \"" + sp + "\"");
|
|
break;
|
|
}
|
|
}
|
|
|
|
for (int i = 0; i < names.Count; i++)
|
|
{
|
|
string name = names[i];
|
|
if (arraylens[i] != null || typearraylens[0] != null)
|
|
continue; // we don't process arrays
|
|
if (!name.StartsWith("user_"))
|
|
continue; // we don't process non-user_ fields (because ZScript won't pick them up anyway)
|
|
// parent class is not guaranteed to be loaded already, so handle collisions later
|
|
uservars.Add(name, utype_reinterpret);
|
|
if (udefault != null)
|
|
uservar_defaults.Add(name, udefault);
|
|
}
|
|
}
|
|
}
|
|
|
|
// parsing done, process thing arguments
|
|
ParseCustomArguments();
|
|
}
|
|
}
|
|
}
|