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Small changes in the iterator code.

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Changed the public interface of Scanner to resemble an STL container.
This commit is contained in:
beder
2008-07-23 04:38:18 +00:00
parent 57255a9898
commit 89ed418b83
14 changed files with 108 additions and 112 deletions
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30
src/sequence.cpp
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@@ -52,9 +52,7 @@ namespace YAML
Clear();
// split based on start token
Token& token = pScanner->PeekToken();
switch(token.type) {
switch(pScanner->peek().type) {
case TT_BLOCK_SEQ_START: ParseBlock(pScanner, state); break;
case TT_BLOCK_ENTRY: ParseImplicit(pScanner, state); break;
case TT_FLOW_SEQ_START: ParseFlow(pScanner, state); break;
@@ -64,17 +62,17 @@ namespace YAML
void Sequence::ParseBlock(Scanner *pScanner, const ParserState& state)
{
// eat start token
pScanner->PopToken();
pScanner->pop();
while(1) {
if(pScanner->IsEmpty())
if(pScanner->empty())
throw ParserException(-1, -1, ErrorMsg::END_OF_SEQ);
Token token = pScanner->PeekToken();
Token token = pScanner->peek();
if(token.type != TT_BLOCK_ENTRY && token.type != TT_BLOCK_END)
throw ParserException(token.line, token.column, ErrorMsg::END_OF_SEQ);
pScanner->PopToken();
pScanner->pop();
if(token.type == TT_BLOCK_END)
break;
@@ -88,15 +86,15 @@ namespace YAML
{
while(1) {
// we're actually *allowed* to have no tokens at some point
if(pScanner->IsEmpty())
if(pScanner->empty())
break;
// and we end at anything other than a block entry
Token& token = pScanner->PeekToken();
Token& token = pScanner->peek();
if(token.type != TT_BLOCK_ENTRY)
break;
pScanner->PopToken();
pScanner->pop();
Node *pNode = new Node;
m_data.push_back(pNode);
@@ -107,15 +105,15 @@ namespace YAML
void Sequence::ParseFlow(Scanner *pScanner, const ParserState& state)
{
// eat start token
pScanner->PopToken();
pScanner->pop();
while(1) {
if(pScanner->IsEmpty())
if(pScanner->empty())
throw ParserException(-1, -1, ErrorMsg::END_OF_SEQ_FLOW);
// first check for end
if(pScanner->PeekToken().type == TT_FLOW_SEQ_END) {
pScanner->PopToken();
if(pScanner->peek().type == TT_FLOW_SEQ_END) {
pScanner->pop();
break;
}
@@ -125,9 +123,9 @@ namespace YAML
pNode->Parse(pScanner, state);
// now eat the separator (or could be a sequence end, which we ignore - but if it's neither, then it's a bad node)
Token& token = pScanner->PeekToken();
Token& token = pScanner->peek();
if(token.type == TT_FLOW_ENTRY)
pScanner->PopToken();
pScanner->pop();
else if(token.type != TT_FLOW_SEQ_END)
throw ParserException(token.line, token.column, ErrorMsg::END_OF_SEQ_FLOW);
}