maurice/snix
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

* Don't use ATerms for the abstract syntax trees anymore. Not

Browse source 
finished yet.
This commit is contained in:
Eelco Dolstra 2010-04-12 18:30:11 +00:00
parent ed711f73bc
commit 4d6ad5be17
19 changed files with 693 additions and 579 deletions
Download patch file Download diff file Expand all files Collapse all files

43
src/libexpr/value-to-xml.cc
View file

@ -1,7 +1,5 @@
#include "value-to-xml.hh"
#include "xml-writer.hh"
#include "nixexpr-ast.hh"
#include "aterm.hh"
#include "util.hh"
#include <cstdlib>
@ -27,31 +25,10 @@ static void showAttrs(EvalState & state, bool strict, Bindings & attrs,
{
StringSet names;
foreach (Bindings::iterator, i, attrs)
names.insert(aterm2String(i->first));
names.insert(i->first);
foreach (StringSet::iterator, i, names) {
XMLOpenElement _(doc, "attr", singletonAttrs("name", *i));
printValueAsXML(state, strict, attrs[toATerm(*i)], doc, context, drvsSeen);
}
}
static void printPatternAsXML(Pattern pat, XMLWriter & doc)
{
ATerm name;
ATermList formals;
ATermBool ellipsis;
if (matchVarPat(pat, name))
doc.writeEmptyElement("varpat", singletonAttrs("name", aterm2String(name)));
else if (matchAttrsPat(pat, formals, ellipsis, name)) {
XMLAttrs attrs;
if (name != sNoAlias) attrs["name"] = aterm2String(name);
if (ellipsis == eTrue) attrs["ellipsis"] = "1";
XMLOpenElement _(doc, "attrspat", attrs);
for (ATermIterator i(formals); i; ++i) {
Expr name; ATerm dummy;
if (!matchFormal(*i, name, dummy)) abort();
doc.writeEmptyElement("attr", singletonAttrs("name", aterm2String(name)));
}
printValueAsXML(state, strict, attrs[*i], doc, context, drvsSeen);
}
}
@ -90,14 +67,14 @@ static void printValueAsXML(EvalState & state, bool strict, Value & v,
if (state.isDerivation(v)) {
XMLAttrs xmlAttrs;
Bindings::iterator a = v.attrs->find(toATerm("derivation"));
Bindings::iterator a = v.attrs->find("derivation");
Path drvPath;
a = v.attrs->find(toATerm("drvPath"));
a = v.attrs->find("drvPath");
if (a != v.attrs->end() && a->second.type == tString)
xmlAttrs["drvPath"] = drvPath = a->second.string.s;
a = v.attrs->find(toATerm("outPath"));
a = v.attrs->find("outPath");
if (a != v.attrs->end() && a->second.type == tString)
xmlAttrs["outPath"] = a->second.string.s;
@ -126,7 +103,15 @@ static void printValueAsXML(EvalState & state, bool strict, Value & v,
case tLambda: {
XMLOpenElement _(doc, "function");
printPatternAsXML(v.lambda.pat, doc);
if (v.lambda.fun->matchAttrs) {
XMLAttrs attrs;
if (!v.lambda.fun->arg.empty()) attrs["name"] = v.lambda.fun->arg;
if (v.lambda.fun->formals->ellipsis) attrs["ellipsis"] = "1";
XMLOpenElement _(doc, "attrspat", attrs);
foreach (Formals::Formals_::iterator, i, v.lambda.fun->formals->formals)
doc.writeEmptyElement("attr", singletonAttrs("name", i->name));
} else
doc.writeEmptyElement("varpat", singletonAttrs("name", v.lambda.fun->arg));
break;
}