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Added some exceptions for directives.

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This commit is contained in:
Jesse Beder
2008-07-08 06:06:24 +00:00
parent 6c2946bf58
commit a8a0fb41cb
4 changed files with 25 additions and 17 deletions
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22
node.cpp
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@@ -83,10 +83,10 @@ namespace YAML
void Node::ParseTag(Scanner *pScanner, const ParserState& state)
{
if(m_tag != "")
return; // TODO: throw
Token *pToken = pScanner->PeekNextToken();
if(m_tag != "")
throw ParserException(pToken->line, pToken->column, "cannot assign multiple tags to the same node");
m_tag = state.TranslateTag(pToken->value);
for(unsigned i=0;i<pToken->params.size();i++)
@@ -96,10 +96,10 @@ namespace YAML
void Node::ParseAnchor(Scanner *pScanner, const ParserState& state)
{
if(m_anchor != "")
return; // TODO: throw
Token *pToken = pScanner->PeekNextToken();
if(m_anchor != "")
throw ParserException(pToken->line, pToken->column, "cannot assign multiple anchors to the same node");
m_anchor = pToken->value;
m_alias = false;
pScanner->PopNextToken();
@@ -107,12 +107,12 @@ namespace YAML
void Node::ParseAlias(Scanner *pScanner, const ParserState& state)
{
if(m_anchor != "")
return; // TODO: throw
if(m_tag != "")
return; // TODO: throw (aliases can't have any content, *including* tags)
Token *pToken = pScanner->PeekNextToken();
if(m_anchor != "")
throw ParserException(pToken->line, pToken->column, "cannot assign multiple aliases to the same node");
if(m_tag != "")
throw ParserException(pToken->line, pToken->column, "aliases can't have any content, *including* tags");
m_anchor = pToken->value;
m_alias = true;
pScanner->PopNextToken();