X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbinaryparser.cpp;h=25edd63a15060d96bb5bcc95775cc3241dc9ce36;hb=29fafaa2c570b0cf92f41eeb534cfb65a841a892;hp=fa99a7e47708ba3c1d4991c16d605d9ae77c7b28;hpb=19179a622c1de88de5ed7047643eec79f285bf2a;p=libs%2Fdatafile.git

diff --git a/source/binaryparser.cpp b/source/binaryparser.cpp
index fa99a7e..25edd63 100644
--- a/source/binaryparser.cpp
+++ b/source/binaryparser.cpp
@@ -27,42 +27,12 @@ BinaryParser::BinaryParser(Input &i, const string &s):
 	first(true),
 	float_precision(32)
 {
-	dict[-1] = DictEntry("__kwd", "iss");
-	dict[-2] = DictEntry("__str", "is");
-	dict[-3] = DictEntry("__flt", "i");
+	dict[-1] = StatementKey("__kwd", "iss");
+	dict[-2] = StatementKey("__str", "is");
+	dict[-3] = StatementKey("__flt", "i");
 }
 
 Statement BinaryParser::parse()
-{
-	while(1)
-	{
-		Statement st = parse_statement();
-		if(st.keyword=="__kwd")
-		{
-			if(st.args.size()!=3)
-				throw bad_definition("__kwd");
-
-			const int id = st.args[0].get<unsigned>();
-			const string &kw = st.args[1].get<const string &>();
-			const string &args = st.args[2].get<const string &>();
-			dict[id] = DictEntry(kw, args);
-		}
-		else if(st.keyword=="__str")
-		{
-			if(st.args.size()!=2)
-				throw bad_definition("__str");
-
-			const unsigned id = st.args[0].get<unsigned>();
-			strings[id] = st.args[1].get<const string &>();
-		}
-		else if(st.keyword=="__flt")
-			float_precision = st.args[0].get<unsigned>();
-		else
-			return st;
-	}
-}
-
-Statement BinaryParser::parse_statement()
 {
 	while(first && in.peek()=='\n')
 		in.get();
@@ -72,15 +42,15 @@ Statement BinaryParser::parse_statement()
 	if(!in)
 		return Statement();
 
-	const DictEntry &de = get_item(dict, id);
+	const StatementKey &key = get_item(dict, id);
 
 	Statement result;
-	result.keyword = de.keyword;
+	result.keyword = key.keyword;
 	result.source = src;
 
-	for(unsigned j = 0; j<de.args.size(); ++j)
+	for(unsigned j=0; j<key.signature.size(); ++j)
 	{
-		switch(de.args[j])
+		switch(key.signature[j])
 		{
 		case IntType::signature:
 			result.args.push_back(parse_int());
@@ -109,6 +79,35 @@ Statement BinaryParser::parse_statement()
 	return result;
 }
 
+void BinaryParser::process_control_statement(const Statement &st)
+{
+	if(st.keyword=="__kwd")
+	{
+		int id = st.args[0].get<int>();
+		if(id<=0)
+			throw bad_definition("__kwd");
+
+		const string &kw = st.args[1].get<const string &>();
+		const string &args = st.args[2].get<const string &>();
+		for(string::const_iterator i=args.begin(); i!=args.end(); ++i)
+			for(unsigned j=0; valid_signatures[j]!=*i; ++j)
+				if(!valid_signatures[j])
+					throw bad_definition("__kwd");
+
+		dict[id] = StatementKey(kw, args);
+	}
+	else if(st.keyword=="__str")
+	{
+		int id = st.args[0].get<int>();
+		if(id<=0)
+			throw bad_definition("__str");
+
+		strings[id] = st.args[1].get<const string &>();
+	}
+	else if(st.keyword=="__flt")
+		float_precision = st.args[0].get<unsigned>();
+}
+
 IntType::Store BinaryParser::parse_int()
 {
 	IntType::Store result = 0;