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use plain errPos instead of nixCode; fix tests

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This commit is contained in:
Ben Burdette 2020-06-23 15:30:13 -06:00
parent d0e78fbb03
commit 1d43a6e123
15 changed files with 116 additions and 153 deletions
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2
src/libexpr/attr-set.hh
View file

@ -78,7 +78,7 @@ public:
if (!a) if (!a)
throw Error({ throw Error({
.hint = hintfmt("attribute '%s' missing", name), .hint = hintfmt("attribute '%s' missing", name),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
return *a; return *a;

4
src/libexpr/eval-inline.hh
View file

@ -11,7 +11,7 @@ LocalNoInlineNoReturn(void throwEvalError(const Pos & pos, const char * s))
{ {
throw EvalError({ throw EvalError({
.hint = hintfmt(s), .hint = hintfmt(s),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -25,7 +25,7 @@ LocalNoInlineNoReturn(void throwTypeError(const Pos & pos, const char * s, const
{ {
throw TypeError({ throw TypeError({
.hint = hintfmt(s, showType(v)), .hint = hintfmt(s, showType(v)),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }

16
src/libexpr/eval.cc
View file

@ -529,7 +529,7 @@ LocalNoInlineNoReturn(void throwEvalError(const Pos & pos, const char * s, const
{ {
throw EvalError({ throw EvalError({
.hint = hintfmt(s, s2), .hint = hintfmt(s, s2),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -542,7 +542,7 @@ LocalNoInlineNoReturn(void throwEvalError(const Pos & pos, const char * s, const
{ {
throw EvalError({ throw EvalError({
.hint = hintfmt(s, s2, s3), .hint = hintfmt(s, s2, s3),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -551,7 +551,7 @@ LocalNoInlineNoReturn(void throwEvalError(const Pos & p1, const char * s, const
// p1 is where the error occurred; p2 is a position mentioned in the message. // p1 is where the error occurred; p2 is a position mentioned in the message.
throw EvalError({ throw EvalError({
.hint = hintfmt(s, sym, p2), .hint = hintfmt(s, sym, p2),
.nixCode = NixCode { .errPos = p1 } .errPos = p1
}); });
} }
@ -559,7 +559,7 @@ LocalNoInlineNoReturn(void throwTypeError(const Pos & pos, const char * s))
{ {
throw TypeError({ throw TypeError({
.hint = hintfmt(s), .hint = hintfmt(s),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -572,7 +572,7 @@ LocalNoInlineNoReturn(void throwTypeError(const Pos & pos, const char * s, const
{ {
throw TypeError({ throw TypeError({
.hint = hintfmt(s, fun.showNamePos(), s2), .hint = hintfmt(s, fun.showNamePos(), s2),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -580,7 +580,7 @@ LocalNoInlineNoReturn(void throwAssertionError(const Pos & pos, const char * s,
{ {
throw AssertionError({ throw AssertionError({
.hint = hintfmt(s, s1), .hint = hintfmt(s, s1),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -588,7 +588,7 @@ LocalNoInlineNoReturn(void throwUndefinedVarError(const Pos & pos, const char *
{ {
throw UndefinedVarError({ throw UndefinedVarError({
.hint = hintfmt(s, s1), .hint = hintfmt(s, s1),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -1938,7 +1938,7 @@ string ExternalValueBase::coerceToString(const Pos & pos, PathSet & context, boo
{ {
throw TypeError({ throw TypeError({
.hint = hintfmt("cannot coerce %1% to a string", showType()), .hint = hintfmt("cannot coerce %1% to a string", showType()),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }

2
src/libexpr/nixexpr.cc
View file

@ -285,7 +285,7 @@ void ExprVar::bindVars(const StaticEnv & env)
if (withLevel == -1) if (withLevel == -1)
throw UndefinedVarError({ throw UndefinedVarError({
.hint = hintfmt("undefined variable '%1%'", name), .hint = hintfmt("undefined variable '%1%'", name),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
fromWith = true; fromWith = true;
this->level = withLevel; this->level = withLevel;

2
src/libexpr/nixexpr.hh
View file

@ -239,7 +239,7 @@ struct ExprLambda : Expr
if (!arg.empty() && formals && formals->argNames.find(arg) != formals->argNames.end()) if (!arg.empty() && formals && formals->argNames.find(arg) != formals->argNames.end())
throw ParseError({ throw ParseError({
.hint = hintfmt("duplicate formal function argument '%1%'", arg), .hint = hintfmt("duplicate formal function argument '%1%'", arg),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
}; };
void setName(Symbol & name); void setName(Symbol & name);

17
src/libexpr/parser.y
View file

@ -68,16 +68,15 @@ static void dupAttr(const AttrPath & attrPath, const Pos & pos, const Pos & prev
throw ParseError({ throw ParseError({
.hint = hintfmt("attribute '%1%' already defined at %2%", .hint = hintfmt("attribute '%1%' already defined at %2%",
showAttrPath(attrPath), prevPos), showAttrPath(attrPath), prevPos),
.nixCode = NixCode { .errPos = pos }, .errPos = pos
}); });
} }
static void dupAttr(Symbol attr, const Pos & pos, const Pos & prevPos) static void dupAttr(Symbol attr, const Pos & pos, const Pos & prevPos)
{ {
throw ParseError({ throw ParseError({
.hint = hintfmt("attribute '%1%' already defined at %2%", attr, prevPos), .hint = hintfmt("attribute '%1%' already defined at %2%", attr, prevPos),
.nixCode = NixCode { .errPos = pos }, .errPos = pos
}); });
} }
@ -149,7 +148,7 @@ static void addFormal(const Pos & pos, Formals * formals, const Formal & formal)
throw ParseError({ throw ParseError({
.hint = hintfmt("duplicate formal function argument '%1%'", .hint = hintfmt("duplicate formal function argument '%1%'",
formal.name), formal.name),
.nixCode = NixCode { .errPos = pos }, .errPos = pos
}); });
formals->formals.push_front(formal); formals->formals.push_front(formal);
} }
@ -260,7 +259,7 @@ void yyerror(YYLTYPE * loc, yyscan_t scanner, ParseData * data, const char * err
{ {
data->error = { data->error = {
.hint = hintfmt(error), .hint = hintfmt(error),
.nixCode = NixCode { .errPos = makeCurPos(*loc, data) } .errPos = makeCurPos(*loc, data)
}; };
} }
@ -340,7 +339,7 @@ expr_function
{ if (!$2->dynamicAttrs.empty()) { if (!$2->dynamicAttrs.empty())
throw ParseError({ throw ParseError({
.hint = hintfmt("dynamic attributes not allowed in let"), .hint = hintfmt("dynamic attributes not allowed in let"),
.nixCode = NixCode { .errPos = CUR_POS }, .errPos = CUR_POS
}); });
$$ = new ExprLet($2, $4); $$ = new ExprLet($2, $4);
} }
@ -420,7 +419,7 @@ expr_simple
if (noURLLiterals) if (noURLLiterals)
throw ParseError({ throw ParseError({
.hint = hintfmt("URL literals are disabled"), .hint = hintfmt("URL literals are disabled"),
.nixCode = NixCode { .errPos = CUR_POS } .errPos = CUR_POS
}); });
$$ = new ExprString(data->symbols.create($1)); $$ = new ExprString(data->symbols.create($1));
} }
@ -493,7 +492,7 @@ attrs
} else } else
throw ParseError({ throw ParseError({
.hint = hintfmt("dynamic attributes not allowed in inherit"), .hint = hintfmt("dynamic attributes not allowed in inherit"),
.nixCode = NixCode { .errPos = makeCurPos(@2, data) }, .errPos = makeCurPos(@2, data)
}); });
} }
| { $$ = new AttrPath; } | { $$ = new AttrPath; }
@ -705,7 +704,7 @@ Path EvalState::findFile(SearchPath & searchPath, const string & path, const Pos
? "cannot look up '<%s>' in pure evaluation mode (use '--impure' to override)" ? "cannot look up '<%s>' in pure evaluation mode (use '--impure' to override)"
: "file '%s' was not found in the Nix search path (add it using $NIX_PATH or -I)", : "file '%s' was not found in the Nix search path (add it using $NIX_PATH or -I)",
path), path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }

90
src/libexpr/primops.cc
View file

@ -96,7 +96,7 @@ static void prim_scopedImport(EvalState & state, const Pos & pos, Value * * args
} catch (InvalidPathError & e) { } catch (InvalidPathError & e) {
throw EvalError({ throw EvalError({
.hint = hintfmt("cannot import '%1%', since path '%2%' is not valid", path, e.path), .hint = hintfmt("cannot import '%1%', since path '%2%' is not valid", path, e.path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -177,7 +177,7 @@ void prim_importNative(EvalState & state, const Pos & pos, Value * * args, Value
.hint = hintfmt( .hint = hintfmt(
"cannot import '%1%', since path '%2%' is not valid", "cannot import '%1%', since path '%2%' is not valid",
path, e.path), path, e.path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -215,7 +215,7 @@ void prim_exec(EvalState & state, const Pos & pos, Value * * args, Value & v)
if (count == 0) { if (count == 0) {
throw EvalError({ throw EvalError({
.hint = hintfmt("at least one argument to 'exec' required"), .hint = hintfmt("at least one argument to 'exec' required"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
PathSet context; PathSet context;
@ -230,7 +230,7 @@ void prim_exec(EvalState & state, const Pos & pos, Value * * args, Value & v)
throw EvalError({ throw EvalError({
.hint = hintfmt("cannot execute '%1%', since path '%2%' is not valid", .hint = hintfmt("cannot execute '%1%', since path '%2%' is not valid",
program, e.path), program, e.path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -385,7 +385,7 @@ static void prim_genericClosure(EvalState & state, const Pos & pos, Value * * ar
if (startSet == args[0]->attrs->end()) if (startSet == args[0]->attrs->end())
throw EvalError({ throw EvalError({
.hint = hintfmt("attribute 'startSet' required"), .hint = hintfmt("attribute 'startSet' required"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
state.forceList(*startSet->value, pos); state.forceList(*startSet->value, pos);
@ -399,7 +399,7 @@ static void prim_genericClosure(EvalState & state, const Pos & pos, Value * * ar
if (op == args[0]->attrs->end()) if (op == args[0]->attrs->end())
throw EvalError({ throw EvalError({
.hint = hintfmt("attribute 'operator' required"), .hint = hintfmt("attribute 'operator' required"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
state.forceValue(*op->value, pos); state.forceValue(*op->value, pos);
@ -421,7 +421,7 @@ static void prim_genericClosure(EvalState & state, const Pos & pos, Value * * ar
if (key == e->attrs->end()) if (key == e->attrs->end())
throw EvalError({ throw EvalError({
.hint = hintfmt("attribute 'key' required"), .hint = hintfmt("attribute 'key' required"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
state.forceValue(*key->value, pos); state.forceValue(*key->value, pos);
@ -557,7 +557,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (attr == args[0]->attrs->end()) if (attr == args[0]->attrs->end())
throw EvalError({ throw EvalError({
.hint = hintfmt("required attribute 'name' missing"), .hint = hintfmt("required attribute 'name' missing"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
string drvName; string drvName;
Pos & posDrvName(*attr->pos); Pos & posDrvName(*attr->pos);
@ -604,7 +604,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
else else
throw EvalError({ throw EvalError({
.hint = hintfmt("invalid value '%s' for 'outputHashMode' attribute", s), .hint = hintfmt("invalid value '%s' for 'outputHashMode' attribute", s),
.nixCode = NixCode { .errPos = posDrvName } .errPos = posDrvName
}); });
}; };
@ -614,7 +614,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (outputs.find(j) != outputs.end()) if (outputs.find(j) != outputs.end())
throw EvalError({ throw EvalError({
.hint = hintfmt("duplicate derivation output '%1%'", j), .hint = hintfmt("duplicate derivation output '%1%'", j),
.nixCode = NixCode { .errPos = posDrvName } .errPos = posDrvName
}); });
/* !!! Check whether j is a valid attribute /* !!! Check whether j is a valid attribute
name. */ name. */
@ -624,14 +624,14 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (j == "drv") if (j == "drv")
throw EvalError({ throw EvalError({
.hint = hintfmt("invalid derivation output name 'drv'" ), .hint = hintfmt("invalid derivation output name 'drv'" ),
.nixCode = NixCode { .errPos = posDrvName } .errPos = posDrvName
}); });
outputs.insert(j); outputs.insert(j);
} }
if (outputs.empty()) if (outputs.empty())
throw EvalError({ throw EvalError({
.hint = hintfmt("derivation cannot have an empty set of outputs"), .hint = hintfmt("derivation cannot have an empty set of outputs"),
.nixCode = NixCode { .errPos = posDrvName } .errPos = posDrvName
}); });
}; };
@ -747,20 +747,20 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (drv.builder == "") if (drv.builder == "")
throw EvalError({ throw EvalError({
.hint = hintfmt("required attribute 'builder' missing"), .hint = hintfmt("required attribute 'builder' missing"),
.nixCode = NixCode { .errPos = posDrvName } .errPos = posDrvName
}); });
if (drv.platform == "") if (drv.platform == "")
throw EvalError({ throw EvalError({
.hint = hintfmt("required attribute 'system' missing"), .hint = hintfmt("required attribute 'system' missing"),
.nixCode = NixCode { .errPos = posDrvName } .errPos = posDrvName
}); });
/* Check whether the derivation name is valid. */ /* Check whether the derivation name is valid. */
if (isDerivation(drvName)) if (isDerivation(drvName))
throw EvalError({ throw EvalError({
.hint = hintfmt("derivation names are not allowed to end in '%s'", drvExtension), .hint = hintfmt("derivation names are not allowed to end in '%s'", drvExtension),
.nixCode = NixCode { .errPos = posDrvName } .errPos = posDrvName
}); });
if (outputHash) { if (outputHash) {
@ -768,7 +768,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (outputs.size() != 1 || *(outputs.begin()) != "out") if (outputs.size() != 1 || *(outputs.begin()) != "out")
throw Error({ throw Error({
.hint = hintfmt("multiple outputs are not supported in fixed-output derivations"), .hint = hintfmt("multiple outputs are not supported in fixed-output derivations"),
.nixCode = NixCode { .errPos = posDrvName } .errPos = posDrvName
}); });
std::optional<HashType> ht = parseHashTypeOpt(outputHashAlgo); std::optional<HashType> ht = parseHashTypeOpt(outputHashAlgo);
@ -882,7 +882,7 @@ static void prim_storePath(EvalState & state, const Pos & pos, Value * * args, V
if (!state.store->isInStore(path)) if (!state.store->isInStore(path))
throw EvalError({ throw EvalError({
.hint = hintfmt("path '%1%' is not in the Nix store", path), .hint = hintfmt("path '%1%' is not in the Nix store", path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
Path path2 = state.store->toStorePath(path); Path path2 = state.store->toStorePath(path);
if (!settings.readOnlyMode) if (!settings.readOnlyMode)
@ -903,7 +903,7 @@ static void prim_pathExists(EvalState & state, const Pos & pos, Value * * args,
.hint = hintfmt( .hint = hintfmt(
"cannot check the existence of '%1%', since path '%2%' is not valid", "cannot check the existence of '%1%', since path '%2%' is not valid",
path, e.path), path, e.path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -949,7 +949,7 @@ static void prim_readFile(EvalState & state, const Pos & pos, Value * * args, Va
} catch (InvalidPathError & e) { } catch (InvalidPathError & e) {
throw EvalError({ throw EvalError({
.hint = hintfmt("cannot read '%1%', since path '%2%' is not valid", path, e.path), .hint = hintfmt("cannot read '%1%', since path '%2%' is not valid", path, e.path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
string s = readFile(state.checkSourcePath(state.toRealPath(path, context))); string s = readFile(state.checkSourcePath(state.toRealPath(path, context)));
@ -980,7 +980,7 @@ static void prim_findFile(EvalState & state, const Pos & pos, Value * * args, Va
if (i == v2.attrs->end()) if (i == v2.attrs->end())
throw EvalError({ throw EvalError({
.hint = hintfmt("attribute 'path' missing"), .hint = hintfmt("attribute 'path' missing"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
PathSet context; PathSet context;
@ -991,7 +991,7 @@ static void prim_findFile(EvalState & state, const Pos & pos, Value * * args, Va
} catch (InvalidPathError & e) { } catch (InvalidPathError & e) {
throw EvalError({ throw EvalError({
.hint = hintfmt("cannot find '%1%', since path '%2%' is not valid", path, e.path), .hint = hintfmt("cannot find '%1%', since path '%2%' is not valid", path, e.path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -1011,7 +1011,7 @@ static void prim_hashFile(EvalState & state, const Pos & pos, Value * * args, Va
if (!ht) if (!ht)
throw Error({ throw Error({
.hint = hintfmt("unknown hash type '%1%'", type), .hint = hintfmt("unknown hash type '%1%'", type),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
PathSet context; // discarded PathSet context; // discarded
@ -1030,7 +1030,7 @@ static void prim_readDir(EvalState & state, const Pos & pos, Value * * args, Val
} catch (InvalidPathError & e) { } catch (InvalidPathError & e) {
throw EvalError({ throw EvalError({
.hint = hintfmt("cannot read '%1%', since path '%2%' is not valid", path, e.path), .hint = hintfmt("cannot read '%1%', since path '%2%' is not valid", path, e.path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
@ -1106,7 +1106,7 @@ static void prim_toFile(EvalState & state, const Pos & pos, Value * * args, Valu
"in 'toFile': the file named '%1%' must not contain a reference " "in 'toFile': the file named '%1%' must not contain a reference "
"to a derivation but contains (%2%)", "to a derivation but contains (%2%)",
name, path), name, path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
refs.insert(state.store->parseStorePath(path)); refs.insert(state.store->parseStorePath(path));
} }
@ -1177,7 +1177,7 @@ static void prim_filterSource(EvalState & state, const Pos & pos, Value * * args
if (!context.empty()) if (!context.empty())
throw EvalError({ throw EvalError({
.hint = hintfmt("string '%1%' cannot refer to other paths", path), .hint = hintfmt("string '%1%' cannot refer to other paths", path),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
state.forceValue(*args[0], pos); state.forceValue(*args[0], pos);
@ -1186,7 +1186,7 @@ static void prim_filterSource(EvalState & state, const Pos & pos, Value * * args
.hint = hintfmt( .hint = hintfmt(
"first argument in call to 'filterSource' is not a function but %1%", "first argument in call to 'filterSource' is not a function but %1%",
showType(*args[0])), showType(*args[0])),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
addPath(state, pos, std::string(baseNameOf(path)), path, args[0], FileIngestionMethod::Recursive, Hash(), v); addPath(state, pos, std::string(baseNameOf(path)), path, args[0], FileIngestionMethod::Recursive, Hash(), v);
@ -1209,7 +1209,7 @@ static void prim_path(EvalState & state, const Pos & pos, Value * * args, Value
if (!context.empty()) if (!context.empty())
throw EvalError({ throw EvalError({
.hint = hintfmt("string '%1%' cannot refer to other paths", path), .hint = hintfmt("string '%1%' cannot refer to other paths", path),
.nixCode = NixCode { .errPos = *attr.pos } .errPos = *attr.pos
}); });
} else if (attr.name == state.sName) } else if (attr.name == state.sName)
name = state.forceStringNoCtx(*attr.value, *attr.pos); name = state.forceStringNoCtx(*attr.value, *attr.pos);
@ -1223,13 +1223,13 @@ static void prim_path(EvalState & state, const Pos & pos, Value * * args, Value
else else
throw EvalError({ throw EvalError({
.hint = hintfmt("unsupported argument '%1%' to 'addPath'", attr.name), .hint = hintfmt("unsupported argument '%1%' to 'addPath'", attr.name),
.nixCode = NixCode { .errPos = *attr.pos } .errPos = *attr.pos
}); });
} }
if (path.empty()) if (path.empty())
throw EvalError({ throw EvalError({
.hint = hintfmt("'path' required"), .hint = hintfmt("'path' required"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
if (name.empty()) if (name.empty())
name = baseNameOf(path); name = baseNameOf(path);
@ -1290,7 +1290,7 @@ void prim_getAttr(EvalState & state, const Pos & pos, Value * * args, Value & v)
if (i == args[1]->attrs->end()) if (i == args[1]->attrs->end())
throw EvalError({ throw EvalError({
.hint = hintfmt("attribute '%1%' missing", attr), .hint = hintfmt("attribute '%1%' missing", attr),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
// !!! add to stack trace? // !!! add to stack trace?
if (state.countCalls && i->pos) state.attrSelects[*i->pos]++; if (state.countCalls && i->pos) state.attrSelects[*i->pos]++;
@ -1373,7 +1373,7 @@ static void prim_listToAttrs(EvalState & state, const Pos & pos, Value * * args,
if (j == v2.attrs->end()) if (j == v2.attrs->end())
throw TypeError({ throw TypeError({
.hint = hintfmt("'name' attribute missing in a call to 'listToAttrs'"), .hint = hintfmt("'name' attribute missing in a call to 'listToAttrs'"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
string name = state.forceStringNoCtx(*j->value, pos); string name = state.forceStringNoCtx(*j->value, pos);
@ -1383,7 +1383,7 @@ static void prim_listToAttrs(EvalState & state, const Pos & pos, Value * * args,
if (j2 == v2.attrs->end()) if (j2 == v2.attrs->end())
throw TypeError({ throw TypeError({
.hint = hintfmt("'value' attribute missing in a call to 'listToAttrs'"), .hint = hintfmt("'value' attribute missing in a call to 'listToAttrs'"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
v.attrs->push_back(Attr(sym, j2->value, j2->pos)); v.attrs->push_back(Attr(sym, j2->value, j2->pos));
} }
@ -1459,7 +1459,7 @@ static void prim_functionArgs(EvalState & state, const Pos & pos, Value * * args
if (args[0]->type != tLambda) if (args[0]->type != tLambda)
throw TypeError({ throw TypeError({
.hint = hintfmt("'functionArgs' requires a function"), .hint = hintfmt("'functionArgs' requires a function"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
if (!args[0]->lambda.fun->matchAttrs) { if (!args[0]->lambda.fun->matchAttrs) {
@ -1515,7 +1515,7 @@ static void elemAt(EvalState & state, const Pos & pos, Value & list, int n, Valu
if (n < 0 || (unsigned int) n >= list.listSize()) if (n < 0 || (unsigned int) n >= list.listSize())
throw Error({ throw Error({
.hint = hintfmt("list index %1% is out of bounds", n), .hint = hintfmt("list index %1% is out of bounds", n),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
state.forceValue(*list.listElems()[n], pos); state.forceValue(*list.listElems()[n], pos);
v = *list.listElems()[n]; v = *list.listElems()[n];
@ -1545,7 +1545,7 @@ static void prim_tail(EvalState & state, const Pos & pos, Value * * args, Value
if (args[0]->listSize() == 0) if (args[0]->listSize() == 0)
throw Error({ throw Error({
.hint = hintfmt("'tail' called on an empty list"), .hint = hintfmt("'tail' called on an empty list"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
state.mkList(v, args[0]->listSize() - 1); state.mkList(v, args[0]->listSize() - 1);
@ -1690,7 +1690,7 @@ static void prim_genList(EvalState & state, const Pos & pos, Value * * args, Val
if (len < 0) if (len < 0)
throw EvalError({ throw EvalError({
.hint = hintfmt("cannot create list of size %1%", len), .hint = hintfmt("cannot create list of size %1%", len),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
state.mkList(v, len); state.mkList(v, len);
@ -1852,7 +1852,7 @@ static void prim_div(EvalState & state, const Pos & pos, Value * * args, Value &
if (f2 == 0) if (f2 == 0)
throw EvalError({ throw EvalError({
.hint = hintfmt("division by zero"), .hint = hintfmt("division by zero"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
if (args[0]->type == tFloat || args[1]->type == tFloat) { if (args[0]->type == tFloat || args[1]->type == tFloat) {
@ -1864,7 +1864,7 @@ static void prim_div(EvalState & state, const Pos & pos, Value * * args, Value &
if (i1 == std::numeric_limits<NixInt>::min() && i2 == -1) if (i1 == std::numeric_limits<NixInt>::min() && i2 == -1)
throw EvalError({ throw EvalError({
.hint = hintfmt("overflow in integer division"), .hint = hintfmt("overflow in integer division"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
mkInt(v, i1 / i2); mkInt(v, i1 / i2);
@ -1925,7 +1925,7 @@ static void prim_substring(EvalState & state, const Pos & pos, Value * * args, V
if (start < 0) if (start < 0)
throw EvalError({ throw EvalError({
.hint = hintfmt("negative start position in 'substring'"), .hint = hintfmt("negative start position in 'substring'"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
mkString(v, (unsigned int) start >= s.size() ? "" : string(s, start, len), context); mkString(v, (unsigned int) start >= s.size() ? "" : string(s, start, len), context);
@ -1948,7 +1948,7 @@ static void prim_hashString(EvalState & state, const Pos & pos, Value * * args,
if (!ht) if (!ht)
throw Error({ throw Error({
.hint = hintfmt("unknown hash type '%1%'", type), .hint = hintfmt("unknown hash type '%1%'", type),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
PathSet context; // discarded PathSet context; // discarded
@ -1994,12 +1994,12 @@ void prim_match(EvalState & state, const Pos & pos, Value * * args, Value & v)
// limit is _GLIBCXX_REGEX_STATE_LIMIT for libstdc++ // limit is _GLIBCXX_REGEX_STATE_LIMIT for libstdc++
throw EvalError({ throw EvalError({
.hint = hintfmt("memory limit exceeded by regular expression '%s'", re), .hint = hintfmt("memory limit exceeded by regular expression '%s'", re),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} else { } else {
throw EvalError({ throw EvalError({
.hint = hintfmt("invalid regular expression '%s'", re), .hint = hintfmt("invalid regular expression '%s'", re),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
} }
@ -2067,12 +2067,12 @@ static void prim_split(EvalState & state, const Pos & pos, Value * * args, Value
// limit is _GLIBCXX_REGEX_STATE_LIMIT for libstdc++ // limit is _GLIBCXX_REGEX_STATE_LIMIT for libstdc++
throw EvalError({ throw EvalError({
.hint = hintfmt("memory limit exceeded by regular expression '%s'", re), .hint = hintfmt("memory limit exceeded by regular expression '%s'", re),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} else { } else {
throw EvalError({ throw EvalError({
.hint = hintfmt("invalid regular expression '%s'", re), .hint = hintfmt("invalid regular expression '%s'", re),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
} }
@ -2106,7 +2106,7 @@ static void prim_replaceStrings(EvalState & state, const Pos & pos, Value * * ar
if (args[0]->listSize() != args[1]->listSize()) if (args[0]->listSize() != args[1]->listSize())
throw EvalError({ throw EvalError({
.hint = hintfmt("'from' and 'to' arguments to 'replaceStrings' have different lengths"), .hint = hintfmt("'from' and 'to' arguments to 'replaceStrings' have different lengths"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
vector<string> from; vector<string> from;

6
src/libexpr/primops/context.cc
View file

@ -148,7 +148,7 @@ static void prim_appendContext(EvalState & state, const Pos & pos, Value * * arg
if (!state.store->isStorePath(i.name)) if (!state.store->isStorePath(i.name))
throw EvalError({ throw EvalError({
.hint = hintfmt("Context key '%s' is not a store path", i.name), .hint = hintfmt("Context key '%s' is not a store path", i.name),
.nixCode = NixCode { .errPos = *i.pos } .errPos = *i.pos
}); });
if (!settings.readOnlyMode) if (!settings.readOnlyMode)
state.store->ensurePath(state.store->parseStorePath(i.name)); state.store->ensurePath(state.store->parseStorePath(i.name));
@ -165,7 +165,7 @@ static void prim_appendContext(EvalState & state, const Pos & pos, Value * * arg
if (!isDerivation(i.name)) { if (!isDerivation(i.name)) {
throw EvalError({ throw EvalError({
.hint = hintfmt("Tried to add all-outputs context of %s, which is not a derivation, to a string", i.name), .hint = hintfmt("Tried to add all-outputs context of %s, which is not a derivation, to a string", i.name),
.nixCode = NixCode { .errPos = *i.pos } .errPos = *i.pos
}); });
} }
context.insert("=" + string(i.name)); context.insert("=" + string(i.name));
@ -178,7 +178,7 @@ static void prim_appendContext(EvalState & state, const Pos & pos, Value * * arg
if (iter->value->listSize() && !isDerivation(i.name)) { if (iter->value->listSize() && !isDerivation(i.name)) {
throw EvalError({ throw EvalError({
.hint = hintfmt("Tried to add derivation output context of %s, which is not a derivation, to a string", i.name), .hint = hintfmt("Tried to add derivation output context of %s, which is not a derivation, to a string", i.name),
.nixCode = NixCode { .errPos = *i.pos } .errPos = *i.pos
}); });
} }
for (unsigned int n = 0; n < iter->value->listSize(); ++n) { for (unsigned int n = 0; n < iter->value->listSize(); ++n) {

4
src/libexpr/primops/fetchGit.cc
View file

@ -37,14 +37,14 @@ static void prim_fetchGit(EvalState & state, const Pos & pos, Value * * args, Va
else else
throw EvalError({ throw EvalError({
.hint = hintfmt("unsupported argument '%s' to 'fetchGit'", attr.name), .hint = hintfmt("unsupported argument '%s' to 'fetchGit'", attr.name),
.nixCode = NixCode { .errPos = *attr.pos } .errPos = *attr.pos
}); });
} }
if (url.empty()) if (url.empty())
throw EvalError({ throw EvalError({
.hint = hintfmt("'url' argument required"), .hint = hintfmt("'url' argument required"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} else } else

4
src/libexpr/primops/fetchMercurial.cc
View file

@ -40,14 +40,14 @@ static void prim_fetchMercurial(EvalState & state, const Pos & pos, Value * * ar
else else
throw EvalError({ throw EvalError({
.hint = hintfmt("unsupported argument '%s' to 'fetchMercurial'", attr.name), .hint = hintfmt("unsupported argument '%s' to 'fetchMercurial'", attr.name),
.nixCode = NixCode { .errPos = *attr.pos } .errPos = *attr.pos
}); });
} }
if (url.empty()) if (url.empty())
throw EvalError({ throw EvalError({
.hint = hintfmt("'url' argument required"), .hint = hintfmt("'url' argument required"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} else } else

6
src/libexpr/primops/fetchTree.cc
View file

@ -68,7 +68,7 @@ static void prim_fetchTree(EvalState & state, const Pos & pos, Value * * args, V
if (!attrs.count("type")) if (!attrs.count("type"))
throw Error({ throw Error({
.hint = hintfmt("attribute 'type' is missing in call to 'fetchTree'"), .hint = hintfmt("attribute 'type' is missing in call to 'fetchTree'"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
input = fetchers::inputFromAttrs(attrs); input = fetchers::inputFromAttrs(attrs);
@ -112,14 +112,14 @@ static void fetch(EvalState & state, const Pos & pos, Value * * args, Value & v,
else else
throw EvalError({ throw EvalError({
.hint = hintfmt("unsupported argument '%s' to '%s'", attr.name, who), .hint = hintfmt("unsupported argument '%s' to '%s'", attr.name, who),
.nixCode = NixCode { .errPos = *attr.pos } .errPos = *attr.pos
}); });
} }
if (!url) if (!url)
throw EvalError({ throw EvalError({
.hint = hintfmt("'url' argument required"), .hint = hintfmt("'url' argument required"),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} else } else
url = state.forceStringNoCtx(*args[0], pos); url = state.forceStringNoCtx(*args[0], pos);

2
src/libexpr/primops/fromTOML.cc
View file

@ -83,7 +83,7 @@ static void prim_fromTOML(EvalState & state, const Pos & pos, Value * * args, Va
} catch (std::runtime_error & e) { } catch (std::runtime_error & e) {
throw EvalError({ throw EvalError({
.hint = hintfmt("while parsing a TOML string: %s", e.what()), .hint = hintfmt("while parsing a TOML string: %s", e.what()),
.nixCode = NixCode { .errPos = pos } .errPos = pos
}); });
} }
} }

55
src/libutil/error.cc
View file

@ -10,45 +10,14 @@ namespace nix {
const std::string nativeSystem = SYSTEM; const std::string nativeSystem = SYSTEM;
// addPrefix is used for show-trace. Strings added with addPrefix // Traces show the chain of calls in nix code. If an ErrPos is included the surrounding
// will print ahead of the error itself. // lines of code will print.
// BaseError & BaseError::addPrefix(const FormatOrString & fs)
// {
// prefix_ = fs.s + prefix_;
// return *this;
// }
// const string & prefix() const
// {
// // build prefix string on demand??
// }
// ; // { return prefix_; }
// addPrefix is used for show-trace. Strings added with addPrefix
// will print ahead of the error itself.
BaseError & BaseError::addTrace(std::optional<ErrPos> e, hintformat hint) BaseError & BaseError::addTrace(std::optional<ErrPos> e, hintformat hint)
{ {
err.traces.push_front(Trace { .pos = e, .hint = hint}); err.traces.push_front(Trace { .pos = e, .hint = hint});
return *this; return *this;
} }
// const string& BaseError::calcTrace() const
// {
// if (trace_.has_value())
// return *trace_;
// else {
// err.name = sname();
// std::ostringstream oss;
// oss << err;
// trace_ = oss.str();
// return *trace_;
// }
// }
// c++ std::exception descendants must have a 'const char* what()' function. // c++ std::exception descendants must have a 'const char* what()' function.
// This stringifies the error and caches it for use by what(), or similarly by msg(). // This stringifies the error and caches it for use by what(), or similarly by msg().
const string& BaseError::calcWhat() const const string& BaseError::calcWhat() const
@ -281,23 +250,25 @@ std::ostream& operator<<(std::ostream &out, const ErrorInfo &einfo)
einfo.programName.value_or("")); einfo.programName.value_or(""));
bool nl = false; // intersperse newline between sections. bool nl = false; // intersperse newline between sections.
if (einfo.nixCode.has_value()) { if (einfo.errPos.has_value()) {
switch (einfo.nixCode->errPos.origin) { switch (einfo.errPos->origin) {
case foFile: { case foFile: {
out << prefix << std::endl; out << prefix << std::endl;
auto &pos = einfo.nixCode->errPos; auto &pos = *einfo.errPos;
out << ANSI_BLUE << "at: " << ANSI_YELLOW << showErrPos(pos) << out << prefix << ANSI_BLUE << "at: " << ANSI_YELLOW << showErrPos(pos) <<
ANSI_BLUE << " in file: " << ANSI_NORMAL << pos.file << std::endl; ANSI_BLUE << " in file: " << ANSI_NORMAL << pos.file;
break; break;
} }
case foString: { case foString: {
out << prefix << std::endl; out << prefix << std::endl;
out << fmt("%1%from command line argument %2%", prefix, showErrPos(einfo.nixCode->errPos)) << std::endl; out << prefix << ANSI_BLUE << "at: " << ANSI_YELLOW << showErrPos(*einfo.errPos) <<
ANSI_BLUE << " from command line argument" << ANSI_NORMAL;
break; break;
} }
case foStdin: { case foStdin: {
out << prefix << std::endl; out << prefix << std::endl;
out << fmt("%1%from stdin %2%", prefix, showErrPos(einfo.nixCode->errPos)) << std::endl; out << prefix << ANSI_BLUE << "at: " << ANSI_YELLOW << showErrPos(*einfo.errPos) <<
ANSI_BLUE << " from stdin" << ANSI_NORMAL;
break; break;
} }
default: default:
@ -314,8 +285,8 @@ std::ostream& operator<<(std::ostream &out, const ErrorInfo &einfo)
nl = true; nl = true;
} }
if (einfo.nixCode.has_value()) { if (einfo.errPos.has_value()) {
NixCode nixcode = *einfo.nixCode; NixCode nixcode { .errPos = *einfo.errPos };
getCodeLines(nixcode); getCodeLines(nixcode);
// lines of code. // lines of code.

2
src/libutil/error.hh
View file

@ -103,7 +103,7 @@ struct ErrorInfo {
string name; string name;
string description; string description;
std::optional<hintformat> hint; std::optional<hintformat> hint;
std::optional<NixCode> nixCode; std::optional<ErrPos> errPos;
std::list<Trace> traces; std::list<Trace> traces;
static std::optional<string> programName; static std::optional<string> programName;

55
src/libutil/tests/logging.cc
View file

@ -11,6 +11,13 @@ namespace nix {
* logEI * logEI
* --------------------------------------------------------------------------*/ * --------------------------------------------------------------------------*/
const char *test_file =
"previous line of code\n"
"this is the problem line of code\n"
"next line of code\n";
const char *one_liner =
"this is the problem line of code";
TEST(logEI, catpuresBasicProperties) { TEST(logEI, catpuresBasicProperties) {
MakeError(TestError, Error); MakeError(TestError, Error);
@ -152,7 +159,7 @@ namespace nix {
TEST(logError, logErrorWithPreviousAndNextLinesOfCode) { TEST(logError, logErrorWithPreviousAndNextLinesOfCode) {
SymbolTable testTable; SymbolTable testTable;
auto problem_file = testTable.create("myfile.nix"); auto problem_file = testTable.create(test_file);
testing::internal::CaptureStderr(); testing::internal::CaptureStderr();
@ -162,21 +169,16 @@ namespace nix {
.hint = hintfmt("this hint has %1% templated %2%!!", .hint = hintfmt("this hint has %1% templated %2%!!",
"yellow", "yellow",
"values"), "values"),
.nixCode = NixCode { .errPos = Pos(foString, problem_file, 02, 13),
.errPos = Pos(foFile, problem_file, 40, 13), });
.prevLineOfCode = "previous line of code",
.errLineOfCode = "this is the problem line of code",
.nextLineOfCode = "next line of code",
}});
auto str = testing::internal::GetCapturedStderr(); auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\nin file: \x1B[34;1mmyfile.nix (40:13)\x1B[0m\n\nerror with code lines\n\n 39| previous line of code\n 40| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 41| next line of code\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n"); ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from command line argument\x1B[0m\n\nerror with code lines\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n");
} }
TEST(logError, logErrorWithoutLinesOfCode) { TEST(logError, logErrorWithInvalidFile) {
SymbolTable testTable; SymbolTable testTable;
auto problem_file = testTable.create("myfile.nix"); auto problem_file = testTable.create("invalid filename");
testing::internal::CaptureStderr(); testing::internal::CaptureStderr();
logError({ logError({
@ -185,28 +187,23 @@ namespace nix {
.hint = hintfmt("this hint has %1% templated %2%!!", .hint = hintfmt("this hint has %1% templated %2%!!",
"yellow", "yellow",
"values"), "values"),
.nixCode = NixCode { .errPos = Pos(foFile, problem_file, 02, 13)
.errPos = Pos(foFile, problem_file, 40, 13) });
}});
auto str = testing::internal::GetCapturedStderr(); auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\nin file: \x1B[34;1mmyfile.nix (40:13)\x1B[0m\n\nerror without any code lines.\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n"); ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- SysError --- error-unit-test\x1B[0m\nopening file '\x1B[33;1minvalid filename\x1B[0m': \x1B[33;1mNo such file or directory\x1B[0m\n\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m in file: \x1B[0minvalid filename\n\nerror without any code lines.\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n");
} }
TEST(logError, logErrorWithOnlyHintAndName) { TEST(logError, logErrorWithOnlyHintAndName) {
SymbolTable testTable;
auto problem_file = testTable.create("myfile.nix");
testing::internal::CaptureStderr(); testing::internal::CaptureStderr();
logError({ logError({
.name = "error name", .name = "error name",
.hint = hintfmt("hint %1%", "only"), .hint = hintfmt("hint %1%", "only"),
.nixCode = NixCode { });
.errPos = Pos(foFile, problem_file, 40, 13)
}});
auto str = testing::internal::GetCapturedStderr(); auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\nin file: \x1B[34;1mmyfile.nix (40:13)\x1B[0m\n\nhint \x1B[33;1monly\x1B[0m\n"); ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\nhint \x1B[33;1monly\x1B[0m\n");
} }
@ -219,18 +216,18 @@ namespace nix {
logWarning({ logWarning({
.name = "name", .name = "name",
.description = "error description", .description = "warning description",
.hint = hintfmt("there was a %1%", "warning"), .hint = hintfmt("there was a %1%", "warning"),
}); });
auto str = testing::internal::GetCapturedStderr(); auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[33;1mwarning:\x1B[0m\x1B[34;1m --- name --- error-unit-test\x1B[0m\nerror description\n\nthere was a \x1B[33;1mwarning\x1B[0m\n"); ASSERT_STREQ(str.c_str(), "\x1B[33;1mwarning:\x1B[0m\x1B[34;1m --- name --- error-unit-test\x1B[0m\nwarning description\n\nthere was a \x1B[33;1mwarning\x1B[0m\n");
} }
TEST(logWarning, logWarningWithFileLineNumAndCode) { TEST(logWarning, logWarningWithFileLineNumAndCode) {
SymbolTable testTable; SymbolTable testTable;
auto problem_file = testTable.create("myfile.nix"); auto problem_file = testTable.create(test_file);
testing::internal::CaptureStderr(); testing::internal::CaptureStderr();
@ -240,16 +237,12 @@ namespace nix {
.hint = hintfmt("this hint has %1% templated %2%!!", .hint = hintfmt("this hint has %1% templated %2%!!",
"yellow", "yellow",
"values"), "values"),
.nixCode = NixCode { .errPos = Pos(foStdin, problem_file, 2, 13),
.errPos = Pos(foFile, problem_file, 40, 13), });
.prevLineOfCode = std::nullopt,
.errLineOfCode = "this is the problem line of code",
.nextLineOfCode = std::nullopt
}});
auto str = testing::internal::GetCapturedStderr(); auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[33;1mwarning:\x1B[0m\x1B[34;1m --- warning name --- error-unit-test\x1B[0m\nin file: \x1B[34;1mmyfile.nix (40:13)\x1B[0m\n\nwarning description\n\n 40| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n"); ASSERT_STREQ(str.c_str(), "\x1B[33;1mwarning:\x1B[0m\x1B[34;1m --- warning name --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from stdin\x1B[0m\n\nwarning description\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n");
} }
/* ---------------------------------------------------------------------------- /* ----------------------------------------------------------------------------