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* Sync with the trunk.

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This commit is contained in:
Eelco Dolstra 2010-04-20 09:20:29 +00:00
commit d66ea83a76
16 changed files with 107 additions and 34 deletions
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66
src/libexpr/expr-to-xml.cc
View file

@ -24,18 +24,35 @@ typedef set<Expr> ExprSet;
static void printTermAsXML(Expr e, XMLWriter & doc, PathSet & context,
ExprSet & drvsSeen);
ExprSet & drvsSeen, bool location);
static void showAttrs(const ATermMap & attrs, XMLWriter & doc,
PathSet & context, ExprSet & drvsSeen)
PathSet & context, ExprSet & drvsSeen, bool location)
{
StringSet names;
for (ATermMap::const_iterator i = attrs.begin(); i != attrs.end(); ++i)
names.insert(aterm2String(i->key));
for (StringSet::iterator i = names.begin(); i != names.end(); ++i) {
XMLOpenElement _(doc, "attr", singletonAttrs("name", *i));
printTermAsXML(attrs.get(toATerm(*i)), doc, context, drvsSeen);
ATerm attrRHS = attrs.get(toATerm(*i));
ATerm attr;
Pos pos;
XMLAttrs xmlAttrs;
xmlAttrs["name"] = *i;
if(matchAttrRHS(attrRHS, attr, pos)) {
ATerm path;
int line, column;
if (location && matchPos(pos, path, line, column)) {
xmlAttrs["path"] = aterm2String(path);
xmlAttrs["line"] = (format("%1%") % line).str();
xmlAttrs["column"] = (format("%1%") % column).str();
}
} else
abort(); // Should not happen.
XMLOpenElement _(doc, "attr", xmlAttrs);
printTermAsXML(attr, doc, context, drvsSeen, location);
}
}
@ -66,7 +83,7 @@ static void printPatternAsXML(Pattern pat, XMLWriter & doc)
static void printTermAsXML(Expr e, XMLWriter & doc, PathSet & context,
ExprSet & drvsSeen)
ExprSet & drvsSeen, bool location)
{
XMLAttrs attrs;
string s;
@ -97,45 +114,58 @@ static void printTermAsXML(Expr e, XMLWriter & doc, PathSet & context,
else if (matchAttrs(e, as)) {
ATermMap attrs;
queryAllAttrs(e, attrs);
queryAllAttrs(e, attrs, true);
Expr a = attrs.get(toATerm("type"));
Expr aRHS = attrs.get(toATerm("type"));
Expr a = NULL;
if (aRHS)
matchAttrRHS(aRHS, a, pos);
if (a && matchStr(a, s, context) && s == "derivation") {
XMLAttrs xmlAttrs;
Path outPath, drvPath;
a = attrs.get(toATerm("drvPath"));
aRHS = attrs.get(toATerm("drvPath"));
matchAttrRHS(aRHS, a, pos);
if (matchStr(a, drvPath, context))
xmlAttrs["drvPath"] = drvPath;
a = attrs.get(toATerm("outPath"));
aRHS = attrs.get(toATerm("outPath"));
matchAttrRHS(aRHS, a, pos);
if (matchStr(a, outPath, context))
xmlAttrs["outPath"] = outPath;
XMLOpenElement _(doc, "derivation", xmlAttrs);
if (drvsSeen.find(e) == drvsSeen.end()) {
drvsSeen.insert(e);
showAttrs(attrs, doc, context, drvsSeen);
showAttrs(attrs, doc, context, drvsSeen, location);
} else
doc.writeEmptyElement("repeated");
}
else {
XMLOpenElement _(doc, "attrs");
showAttrs(attrs, doc, context, drvsSeen);
showAttrs(attrs, doc, context, drvsSeen, location);
}
}
else if (matchList(e, es)) {
XMLOpenElement _(doc, "list");
for (ATermIterator i(es); i; ++i)
printTermAsXML(*i, doc, context, drvsSeen);
printTermAsXML(*i, doc, context, drvsSeen, location);
}
else if (matchFunction(e, pat, body, pos)) {
XMLOpenElement _(doc, "function");
ATerm path;
int line, column;
XMLAttrs xmlAttrs;
if (location && matchPos(pos, path, line, column)) {
xmlAttrs["path"] = aterm2String(path);
xmlAttrs["line"] = (format("%1%") % line).str();
xmlAttrs["column"] = (format("%1%") % column).str();
}
XMLOpenElement _(doc, "function", xmlAttrs);
printPatternAsXML(pat, doc);
}
@ -144,12 +174,12 @@ static void printTermAsXML(Expr e, XMLWriter & doc, PathSet & context,
}
void printTermAsXML(Expr e, std::ostream & out, PathSet & context)
void printTermAsXML(Expr e, std::ostream & out, PathSet & context, bool location)
{
XMLWriter doc(true, out);
XMLOpenElement root(doc, "expr");
ExprSet drvsSeen;
printTermAsXML(e, doc, context, drvsSeen);
printTermAsXML(e, doc, context, drvsSeen, location);
}

2
src/libexpr/expr-to-xml.hh
View file

@ -8,7 +8,7 @@
namespace nix {
void printTermAsXML(Expr e, std::ostream & out, PathSet & context);
void printTermAsXML(Expr e, std::ostream & out, PathSet & context, bool location = false);
}