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Merge remote-tracking branch 'origin/master' into coerce-string

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This commit is contained in:
Eelco Dolstra 2023-01-02 20:53:39 +01:00
commit 6b69652385
233 changed files with 5278 additions and 2874 deletions
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65
src/libexpr/parser.y
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@ -34,11 +34,6 @@ namespace nix {
Path basePath;
PosTable::Origin origin;
std::optional<ErrorInfo> error;
ParseData(EvalState & state, PosTable::Origin origin)
: state(state)
, symbols(state.symbols)
, origin(std::move(origin))
{ };
};
struct ParserFormals {
@ -643,29 +638,26 @@ formal
#include "filetransfer.hh"
#include "fetchers.hh"
#include "store-api.hh"
#include "flake/flake.hh"
namespace nix {
Expr * EvalState::parse(char * text, size_t length, FileOrigin origin,
const PathView path, const PathView basePath, std::shared_ptr<StaticEnv> & staticEnv)
Expr * EvalState::parse(
char * text,
size_t length,
Pos::Origin origin,
Path basePath,
std::shared_ptr<StaticEnv> & staticEnv)
{
yyscan_t scanner;
std::string file;
switch (origin) {
case foFile:
file = path;
break;
case foStdin:
case foString:
file = text;
break;
default:
assert(false);
}
ParseData data(*this, {file, origin});
data.basePath = basePath;
ParseData data {
.state = *this,
.symbols = symbols,
.basePath = std::move(basePath),
.origin = {origin},
};
yylex_init(&scanner);
yy_scan_buffer(text, length, scanner);
@ -717,14 +709,15 @@ Expr * EvalState::parseExprFromFile(const Path & path, std::shared_ptr<StaticEnv
auto buffer = readFile(path);
// readFile should have left some extra space for terminators
buffer.append("\0\0", 2);
return parse(buffer.data(), buffer.size(), foFile, path, dirOf(path), staticEnv);
return parse(buffer.data(), buffer.size(), path, dirOf(path), staticEnv);
}
Expr * EvalState::parseExprFromString(std::string s, const Path & basePath, std::shared_ptr<StaticEnv> & staticEnv)
Expr * EvalState::parseExprFromString(std::string s_, const Path & basePath, std::shared_ptr<StaticEnv> & staticEnv)
{
s.append("\0\0", 2);
return parse(s.data(), s.size(), foString, "", basePath, staticEnv);
auto s = make_ref<std::string>(std::move(s_));
s->append("\0\0", 2);
return parse(s->data(), s->size(), Pos::String{.source = s}, basePath, staticEnv);
}
@ -740,7 +733,8 @@ Expr * EvalState::parseStdin()
auto buffer = drainFD(0);
// drainFD should have left some extra space for terminators
buffer.append("\0\0", 2);
return parse(buffer.data(), buffer.size(), foStdin, "", absPath("."), staticBaseEnv);
auto s = make_ref<std::string>(std::move(buffer));
return parse(s->data(), s->size(), Pos::Stdin{.source = s}, absPath("."), staticBaseEnv);
}
@ -805,17 +799,28 @@ std::pair<bool, std::string> EvalState::resolveSearchPathElem(const SearchPathEl
std::pair<bool, std::string> res;
if (isUri(elem.second)) {
if (EvalSettings::isPseudoUrl(elem.second)) {
try {
res = { true, store->toRealPath(fetchers::downloadTarball(
store, resolveUri(elem.second), "source", false).first.storePath) };
auto storePath = fetchers::downloadTarball(
store, EvalSettings::resolvePseudoUrl(elem.second), "source", false).first.storePath;
res = { true, store->toRealPath(storePath) };
} catch (FileTransferError & e) {
logWarning({
.msg = hintfmt("Nix search path entry '%1%' cannot be downloaded, ignoring", elem.second)
});
res = { false, "" };
}
} else {
}
else if (hasPrefix(elem.second, "flake:")) {
settings.requireExperimentalFeature(Xp::Flakes);
auto flakeRef = parseFlakeRef(elem.second.substr(6), {}, true, false);
debug("fetching flake search path element '%s''", elem.second);
auto storePath = flakeRef.resolve(store).fetchTree(store).first.storePath;
res = { true, store->toRealPath(storePath) };
}
else {
auto path = absPath(elem.second);
if (pathExists(path))
res = { true, path };