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Show position info in string concatenation / addition errors

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This commit is contained in:
Eelco Dolstra 2014-04-04 22:19:33 +02:00
parent 8160f794e7
commit bd9b1d97b4
7 changed files with 63 additions and 45 deletions
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36
src/libexpr/primops.cc
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@ -42,7 +42,7 @@ std::pair<string, string> decodeContext(const string & s)
static void prim_import(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
Path path = state.coerceToPath(*args[0], context);
Path path = state.coerceToPath(pos, *args[0], context);
foreach (PathSet::iterator, i, context) {
Path ctx = decodeContext(*i).first;
@ -255,14 +255,14 @@ static void prim_abort(EvalState & state, const Pos & pos, Value * * args, Value
{
PathSet context;
throw Abort(format("evaluation aborted with the following error message: `%1%'") %
state.coerceToString(*args[0], context));
state.coerceToString(pos, *args[0], context));
}
static void prim_throw(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
throw ThrownError(format("%1%") % state.coerceToString(*args[0], context));
throw ThrownError(format("%1%") % state.coerceToString(pos, *args[0], context));
}
@ -273,7 +273,7 @@ static void prim_addErrorContext(EvalState & state, const Pos & pos, Value * * a
v = *args[1];
} catch (Error & e) {
PathSet context;
e.addPrefix(format("%1%\n") % state.coerceToString(*args[0], context));
e.addPrefix(format("%1%\n") % state.coerceToString(pos, *args[0], context));
throw;
}
}
@ -383,7 +383,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (key == "args") {
state.forceList(*i->value, pos);
for (unsigned int n = 0; n < i->value->list.length; ++n) {
string s = state.coerceToString(*i->value->list.elems[n], context, true);
string s = state.coerceToString(posDrvName, *i->value->list.elems[n], context, true);
drv.args.push_back(s);
}
}
@ -391,7 +391,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
/* All other attributes are passed to the builder through
the environment. */
else {
string s = state.coerceToString(*i->value, context, true);
string s = state.coerceToString(posDrvName, *i->value, context, true);
drv.env[key] = s;
if (key == "builder") drv.builder = s;
else if (i->name == state.sSystem) drv.platform = s;
@ -558,7 +558,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
static void prim_toPath(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
Path path = state.coerceToPath(*args[0], context);
Path path = state.coerceToPath(pos, *args[0], context);
mkString(v, canonPath(path), context);
}
@ -574,7 +574,7 @@ static void prim_toPath(EvalState & state, const Pos & pos, Value * * args, Valu
static void prim_storePath(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
Path path = state.coerceToPath(*args[0], context);
Path path = state.coerceToPath(pos, *args[0], context);
/* Resolve symlinks in ‘path’, unless ‘path’ itself is a symlink
directly in the store. The latter condition is necessary so
e.g. nix-push does the right thing. */
@ -592,7 +592,7 @@ static void prim_storePath(EvalState & state, const Pos & pos, Value * * args, V
static void prim_pathExists(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
Path path = state.coerceToPath(*args[0], context);
Path path = state.coerceToPath(pos, *args[0], context);
if (!context.empty())
throw EvalError(format("string `%1%' cannot refer to other paths, at %2%") % path % pos);
mkBool(v, pathExists(path));
@ -604,7 +604,7 @@ static void prim_pathExists(EvalState & state, const Pos & pos, Value * * args,
static void prim_baseNameOf(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
mkString(v, baseNameOf(state.coerceToString(*args[0], context)), context);
mkString(v, baseNameOf(state.coerceToString(pos, *args[0], context)), context);
}
@ -614,7 +614,7 @@ static void prim_baseNameOf(EvalState & state, const Pos & pos, Value * * args,
static void prim_dirOf(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
Path dir = dirOf(state.coerceToPath(*args[0], context));
Path dir = dirOf(state.coerceToPath(pos, *args[0], context));
if (args[0]->type == tPath) mkPath(v, dir.c_str()); else mkString(v, dir, context);
}
@ -623,7 +623,7 @@ static void prim_dirOf(EvalState & state, const Pos & pos, Value * * args, Value
static void prim_readFile(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
Path path = state.coerceToPath(*args[0], context);
Path path = state.coerceToPath(pos, *args[0], context);
if (!context.empty())
throw EvalError(format("string `%1%' cannot refer to other paths, at %2%") % path % pos);
mkString(v, readFile(path).c_str());
@ -731,7 +731,7 @@ struct FilterFromExpr : PathFilter
static void prim_filterSource(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
Path path = state.coerceToPath(*args[1], context);
Path path = state.coerceToPath(pos, *args[1], context);
if (!context.empty())
throw EvalError(format("string `%1%' cannot refer to other paths, at %2%") % path % pos);
@ -1105,7 +1105,7 @@ static void prim_lessThan(EvalState & state, const Pos & pos, Value * * args, Va
static void prim_toString(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
string s = state.coerceToString(*args[0], context, true, false);
string s = state.coerceToString(pos, *args[0], context, true, false);
mkString(v, s, context);
}
@ -1119,7 +1119,7 @@ static void prim_substring(EvalState & state, const Pos & pos, Value * * args, V
int start = state.forceInt(*args[0], pos);
int len = state.forceInt(*args[1], pos);
PathSet context;
string s = state.coerceToString(*args[2], context);
string s = state.coerceToString(pos, *args[2], context);
if (start < 0) throw EvalError(format("negative start position in `substring', at %1%") % pos);
@ -1130,7 +1130,7 @@ static void prim_substring(EvalState & state, const Pos & pos, Value * * args, V
static void prim_stringLength(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
string s = state.coerceToString(*args[0], context);
string s = state.coerceToString(pos, *args[0], context);
mkInt(v, s.size());
}
@ -1138,7 +1138,7 @@ static void prim_stringLength(EvalState & state, const Pos & pos, Value * * args
static void prim_unsafeDiscardStringContext(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
string s = state.coerceToString(*args[0], context);
string s = state.coerceToString(pos, *args[0], context);
mkString(v, s, PathSet());
}
@ -1152,7 +1152,7 @@ static void prim_unsafeDiscardStringContext(EvalState & state, const Pos & pos,
static void prim_unsafeDiscardOutputDependency(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
PathSet context;
string s = state.coerceToString(*args[0], context);
string s = state.coerceToString(pos, *args[0], context);
PathSet context2;
foreach (PathSet::iterator, i, context) {