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* Sync with the trunk.

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This commit is contained in:
Eelco Dolstra 2010-05-07 14:46:47 +00:00
commit 83dfa89870
13 changed files with 71 additions and 28 deletions
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62
src/libexpr/value-to-xml.cc
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@ -16,26 +16,40 @@ static XMLAttrs singletonAttrs(const string & name, const string & value)
}
static void printValueAsXML(EvalState & state, bool strict, Value & v,
XMLWriter & doc, PathSet & context, PathSet & drvsSeen);
static void printValueAsXML(EvalState & state, bool strict, bool location,
Value & v, XMLWriter & doc, PathSet & context, PathSet & drvsSeen);
static void showAttrs(EvalState & state, bool strict, Bindings & attrs,
XMLWriter & doc, PathSet & context, PathSet & drvsSeen)
static void posToXML(XMLAttrs & xmlAttrs, const Pos & pos)
{
xmlAttrs["path"] = pos.file;
xmlAttrs["line"] = (format("%1%") % pos.line).str();
xmlAttrs["column"] = (format("%1%") % pos.column).str();
}
static void showAttrs(EvalState & state, bool strict, bool location,
Bindings & attrs, XMLWriter & doc, PathSet & context, PathSet & drvsSeen)
{
StringSet names;
foreach (Bindings::iterator, i, attrs)
names.insert(i->first);
foreach (StringSet::iterator, i, names) {
XMLOpenElement _(doc, "attr", singletonAttrs("name", *i));
printValueAsXML(state, strict, attrs[state.symbols.create(*i)].value,
doc, context, drvsSeen);
Attr & a(attrs[state.symbols.create(*i)]);
XMLAttrs xmlAttrs;
xmlAttrs["name"] = *i;
if (location && a.pos != &noPos) posToXML(xmlAttrs, *a.pos);
XMLOpenElement _(doc, "attr", xmlAttrs);
printValueAsXML(state, strict, location,
a.value, doc, context, drvsSeen);
}
}
static void printValueAsXML(EvalState & state, bool strict, Value & v,
XMLWriter & doc, PathSet & context, PathSet & drvsSeen)
static void printValueAsXML(EvalState & state, bool strict, bool location,
Value & v, XMLWriter & doc, PathSet & context, PathSet & drvsSeen)
{
checkInterrupt();
@ -72,25 +86,31 @@ static void printValueAsXML(EvalState & state, bool strict, Value & v,
Path drvPath;
a = v.attrs->find(state.sDrvPath);
if (a != v.attrs->end() && a->second.value.type == tString)
xmlAttrs["drvPath"] = drvPath = a->second.value.string.s;
if (a != v.attrs->end()) {
if (strict) state.forceValue(a->second.value);
if (a->second.value.type == tString)
xmlAttrs["drvPath"] = drvPath = a->second.value.string.s;
}
a = v.attrs->find(state.sOutPath);
if (a != v.attrs->end() && a->second.value.type == tString)
xmlAttrs["outPath"] = a->second.value.string.s;
if (a != v.attrs->end()) {
if (strict) state.forceValue(a->second.value);
if (a->second.value.type == tString)
xmlAttrs["outPath"] = a->second.value.string.s;
}
XMLOpenElement _(doc, "derivation", xmlAttrs);
if (drvPath != "" && drvsSeen.find(drvPath) == drvsSeen.end()) {
drvsSeen.insert(drvPath);
showAttrs(state, strict, *v.attrs, doc, context, drvsSeen);
showAttrs(state, strict, location, *v.attrs, doc, context, drvsSeen);
} else
doc.writeEmptyElement("repeated");
}
else {
XMLOpenElement _(doc, "attrs");
showAttrs(state, strict, *v.attrs, doc, context, drvsSeen);
showAttrs(state, strict, location, *v.attrs, doc, context, drvsSeen);
}
break;
@ -98,12 +118,15 @@ static void printValueAsXML(EvalState & state, bool strict, Value & v,
case tList: {
XMLOpenElement _(doc, "list");
for (unsigned int n = 0; n < v.list.length; ++n)
printValueAsXML(state, strict, *v.list.elems[n], doc, context, drvsSeen);
printValueAsXML(state, strict, location, *v.list.elems[n], doc, context, drvsSeen);
break;
}
case tLambda: {
XMLOpenElement _(doc, "function");
XMLAttrs xmlAttrs;
if (location) posToXML(xmlAttrs, v.lambda.fun->pos);
XMLOpenElement _(doc, "function", xmlAttrs);
if (v.lambda.fun->matchAttrs) {
XMLAttrs attrs;
if (!v.lambda.fun->arg.empty()) attrs["name"] = v.lambda.fun->arg;
@ -113,6 +136,7 @@ static void printValueAsXML(EvalState & state, bool strict, Value & v,
doc.writeEmptyElement("attr", singletonAttrs("name", i->name));
} else
doc.writeEmptyElement("varpat", singletonAttrs("name", v.lambda.fun->arg));
break;
}
@ -122,13 +146,13 @@ static void printValueAsXML(EvalState & state, bool strict, Value & v,
}
void printValueAsXML(EvalState & state, bool strict,
void printValueAsXML(EvalState & state, bool strict, bool location,
Value & v, std::ostream & out, PathSet & context)
{
XMLWriter doc(true, out);
XMLOpenElement root(doc, "expr");
PathSet drvsSeen;
printValueAsXML(state, strict, v, doc, context, drvsSeen);
printValueAsXML(state, strict, location, v, doc, context, drvsSeen);
}