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Merge pull request #6243 from sfc-gh-anoyes/anoyes/disallow-preprocessor-in-actors

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Reject preprocessor directives in ACTORs
This commit is contained in:
A.J. Beamon 2022-01-14 13:10:33 -08:00 committed by GitHub
commit 95d1a847d6
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1 changed files with 4 additions and 1 deletions
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5
flow/actorcompiler/ActorParser.cs
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@ -929,6 +929,8 @@ namespace actorcompiler
Add(ParseStateDeclaration(toks));
else if (toks.First().Value == "switch" && toks.Any(t => t.Value == "return"))
throw new Error(toks.First().SourceLine, "Unsupported compound statement containing return.");
else if (toks.First().Value.StartsWith("#"))
throw new Error(toks.First().SourceLine, "Found \"{0}\". Preprocessor directives are not supported within ACTORs", toks.First().Value);
else if (toks.RevSkipWhile(t => t.Value == ";").Any(NonWhitespace))
Add(new PlainOldCodeStatement
{
@ -1131,7 +1133,8 @@ namespace actorcompiler
@"\n",
@"::",
@":",
@"."
@"#[a-z]*", // Recognize preprocessor directives so that we can reject them
@".",
}).Select( x=>new Regex(@"\G"+x, RegexOptions.Singleline) ).ToArray();
IEnumerable<string> Tokenize(string text)