forked from lix-project/lix
throwTypeError with debugger/env
This commit is contained in:
parent
2dd61411af
commit
a8fef9a6b1
|
@ -17,6 +17,7 @@
|
|||
#include <sys/resource.h>
|
||||
#include <iostream>
|
||||
#include <fstream>
|
||||
#include <optional>
|
||||
|
||||
#include <sys/resource.h>
|
||||
|
||||
|
@ -35,6 +36,7 @@
|
|||
|
||||
namespace nix {
|
||||
|
||||
std::function<void(const Error & error, const std::map<std::string, Value *> & env)> debuggerHook;
|
||||
|
||||
static char * dupString(const char * s)
|
||||
{
|
||||
|
@ -615,7 +617,6 @@ std::optional<EvalState::Doc> EvalState::getDoc(Value & v)
|
|||
return {};
|
||||
}
|
||||
|
||||
|
||||
/* Every "format" object (even temporary) takes up a few hundred bytes
|
||||
of stack space, which is a real killer in the recursive
|
||||
evaluator. So here are some helper functions for throwing
|
||||
|
@ -656,22 +657,46 @@ LocalNoInlineNoReturn(void throwEvalError(const Pos & p1, const char * s, const
|
|||
});
|
||||
}
|
||||
|
||||
LocalNoInlineNoReturn(void throwTypeError(const Pos & pos, const char * s))
|
||||
// #define valmap(x) std::optional<const std::map<std::string, Value *>>
|
||||
|
||||
LocalNoInlineNoReturn(void throwTypeError(const Pos & pos, const char * s, const std::optional<const std::map<std::string, Value *>> & env))
|
||||
{
|
||||
throw TypeError({
|
||||
auto error = TypeError({
|
||||
.msg = hintfmt(s),
|
||||
.errPos = pos
|
||||
});
|
||||
|
||||
if (debuggerHook)
|
||||
debuggerHook(error, *env);
|
||||
throw error;
|
||||
}
|
||||
|
||||
LocalNoInlineNoReturn(void throwTypeError(const Pos & pos, const char * s, const ExprLambda & fun, const Symbol & s2))
|
||||
LocalNoInlineNoReturn(void throwTypeError(const Pos & pos, const char * s, const Value & v, const std::optional<const std::map<std::string, Value *>> & env))
|
||||
{
|
||||
throw TypeError({
|
||||
auto error = TypeError({
|
||||
.msg = hintfmt(s, v),
|
||||
.errPos = pos
|
||||
});
|
||||
|
||||
if (debuggerHook)
|
||||
debuggerHook(error, *env);
|
||||
throw error;
|
||||
}
|
||||
|
||||
LocalNoInlineNoReturn(void throwTypeError(const Pos & pos, const char * s, const ExprLambda & fun, const Symbol & s2, const std::optional<const std::map<std::string, Value *>> & env))
|
||||
{
|
||||
auto error = TypeError({
|
||||
.msg = hintfmt(s, fun.showNamePos(), s2),
|
||||
.errPos = pos
|
||||
});
|
||||
|
||||
if (debuggerHook)
|
||||
debuggerHook(error, *env);
|
||||
throw error;
|
||||
}
|
||||
|
||||
|
||||
|
||||
LocalNoInlineNoReturn(void throwAssertionError(const Pos & pos, const char * s, const string & s1))
|
||||
{
|
||||
throw AssertionError({
|
||||
|
@ -688,12 +713,16 @@ LocalNoInlineNoReturn(void throwUndefinedVarError(const Pos & pos, const char *
|
|||
});
|
||||
}
|
||||
|
||||
LocalNoInlineNoReturn(void throwMissingArgumentError(const Pos & pos, const char * s, const string & s1))
|
||||
LocalNoInlineNoReturn(void throwMissingArgumentError(const Pos & pos, const char * s, const string & s1, const std::optional<const std::map<std::string, Value *>> & env))
|
||||
{
|
||||
throw MissingArgumentError({
|
||||
auto error = MissingArgumentError({
|
||||
.msg = hintfmt(s, s1),
|
||||
.errPos = pos
|
||||
});
|
||||
|
||||
if (debuggerHook)
|
||||
debuggerHook(error, *env);
|
||||
throw error;
|
||||
}
|
||||
|
||||
LocalNoInline(void addErrorTrace(Error & e, const char * s, const string & s2))
|
||||
|
@ -1246,7 +1275,6 @@ void EvalState::callPrimOp(Value & fun, Value & arg, Value & v, const Pos & pos)
|
|||
}
|
||||
}
|
||||
|
||||
std::function<void(const Error & error, const std::map<std::string, Value *> & env)> debuggerHook;
|
||||
|
||||
void EvalState::callFunction(Value & fun, Value & arg, Value & v, const Pos & pos)
|
||||
{
|
||||
|
@ -1276,14 +1304,20 @@ void EvalState::callFunction(Value & fun, Value & arg, Value & v, const Pos & po
|
|||
}
|
||||
|
||||
if (!fun.isLambda()) {
|
||||
auto error = TypeError({
|
||||
// .hint = hintfmt("attempt to call something which is not a function but %1%", showType(fun)),
|
||||
.msg = hintfmt("attempt to call something which is not a function but %1%", fun),
|
||||
.errPos = pos
|
||||
});
|
||||
if (debuggerHook)
|
||||
debuggerHook(error, {{"fun", &fun}, {"arg", &arg}});
|
||||
throw error;
|
||||
throwTypeError(
|
||||
pos,
|
||||
"attempt to call something which is not a function but %1%",
|
||||
fun,
|
||||
std::optional<const std::map<std::string, Value *>>({{"fun", &fun}, {"arg", &arg}}));
|
||||
|
||||
// auto error = TypeError({
|
||||
// // .hint = hintfmt("attempt to call something which is not a function but %1%", showType(fun)),
|
||||
// .msg = hintfmt("attempt to call something which is not a function but %1%", fun),
|
||||
// .errPos = pos
|
||||
// });
|
||||
// if (debuggerHook)
|
||||
// debuggerHook(error, {{"fun", &fun}, {"arg", &arg}});
|
||||
// throw error;
|
||||
}
|
||||
|
||||
ExprLambda & lambda(*fun.lambda.fun);
|
||||
|
@ -1312,8 +1346,13 @@ void EvalState::callFunction(Value & fun, Value & arg, Value & v, const Pos & po
|
|||
for (auto & i : lambda.formals->formals) {
|
||||
Bindings::iterator j = arg.attrs->find(i.name);
|
||||
if (j == arg.attrs->end()) {
|
||||
if (!i.def) throwTypeError(pos, "%1% called without required argument '%2%'",
|
||||
lambda, i.name);
|
||||
if (!i.def)
|
||||
throwTypeError(
|
||||
pos,
|
||||
"%1% called without required argument '%2%'",
|
||||
lambda,
|
||||
i.name,
|
||||
std::optional<const std::map<std::string, Value *>>({{"fun", &fun}, {"arg", &arg}}));
|
||||
env2.values[displ++] = i.def->maybeThunk(*this, env2);
|
||||
} else {
|
||||
attrsUsed++;
|
||||
|
@ -1328,7 +1367,11 @@ void EvalState::callFunction(Value & fun, Value & arg, Value & v, const Pos & po
|
|||
user. */
|
||||
for (auto & i : *arg.attrs)
|
||||
if (lambda.formals->argNames.find(i.name) == lambda.formals->argNames.end())
|
||||
throwTypeError(pos, "%1% called with unexpected argument '%2%'", lambda, i.name);
|
||||
throwTypeError(pos,
|
||||
"%1% called with unexpected argument '%2%'",
|
||||
lambda,
|
||||
i.name,
|
||||
std::optional<const std::map<std::string, Value *>>({{"fun", &fun}, {"arg", &arg}}));
|
||||
abort(); // can't happen
|
||||
}
|
||||
}
|
||||
|
@ -1398,16 +1441,14 @@ void EvalState::autoCallFunction(Bindings & args, Value & fun, Value & res)
|
|||
if (j != args.end()) {
|
||||
actualArgs->attrs->push_back(*j);
|
||||
} else if (!i.def) {
|
||||
auto error = MissingArgumentError({
|
||||
.msg = hintfmt(R"(cannot evaluate a function that has an argument without a value ('%1%')
|
||||
throwMissingArgumentError(i.pos, R"(cannot evaluate a function that has an argument without a value ('%1%')
|
||||
|
||||
Nix attempted to evaluate a function as a top level expression; in
|
||||
this case it must have its arguments supplied either by default
|
||||
values, or passed explicitly with '--arg' or '--argstr'. See
|
||||
https://nixos.org/manual/nix/stable/#ss-functions.)", i.name),
|
||||
.errPos = i.pos
|
||||
});
|
||||
|
||||
https://nixos.org/manual/nix/stable/#ss-functions.)", i.name,
|
||||
std::optional<const std::map<std::string, Value *>>({{"fun", &fun}})); // todo add bindings.
|
||||
|
||||
// throwMissingArgumentError(i.pos
|
||||
// , R"(cannot evaluate a function that has an argument without a value ('%1%')
|
||||
|
||||
|
@ -1416,10 +1457,11 @@ https://nixos.org/manual/nix/stable/#ss-functions.)", i.name),
|
|||
// values, or passed explicitly with '--arg' or '--argstr'. See
|
||||
// https://nixos.org/manual/nix/stable/#ss-functions.)", i.name);
|
||||
|
||||
if (debuggerHook)
|
||||
debuggerHook(error, {{"fun", &fun}});
|
||||
// if (debuggerHook)
|
||||
// // debuggerHook(error, args);
|
||||
// debuggerHook(error, {{"fun", &fun}});
|
||||
|
||||
throw error;
|
||||
// throw error;
|
||||
|
||||
}
|
||||
}
|
||||
|
@ -1673,7 +1715,8 @@ NixInt EvalState::forceInt(Value & v, const Pos & pos)
|
|||
{
|
||||
forceValue(v, pos);
|
||||
if (v.type() != nInt)
|
||||
throwTypeError(pos, "value is %1% while an integer was expected", v);
|
||||
throwTypeError(pos, "value is %1% while an integer was expected", v,
|
||||
std::optional<const std::map<std::string, Value *>>({{"value", &v}}));
|
||||
return v.integer;
|
||||
}
|
||||
|
||||
|
@ -1684,7 +1727,8 @@ NixFloat EvalState::forceFloat(Value & v, const Pos & pos)
|
|||
if (v.type() == nInt)
|
||||
return v.integer;
|
||||
else if (v.type() != nFloat)
|
||||
throwTypeError(pos, "value is %1% while a float was expected", v);
|
||||
throwTypeError(pos, "value is %1% while a float was expected", v,
|
||||
std::optional<const std::map<std::string, Value *>>({{"value", &v}}));
|
||||
return v.fpoint;
|
||||
}
|
||||
|
||||
|
@ -1693,7 +1737,8 @@ bool EvalState::forceBool(Value & v, const Pos & pos)
|
|||
{
|
||||
forceValue(v, pos);
|
||||
if (v.type() != nBool)
|
||||
throwTypeError(pos, "value is %1% while a Boolean was expected", v);
|
||||
throwTypeError(pos, "value is %1% while a Boolean was expected", v,
|
||||
std::optional<const std::map<std::string, Value *>>({{"value", &v}}));
|
||||
return v.boolean;
|
||||
}
|
||||
|
||||
|
@ -1708,7 +1753,8 @@ void EvalState::forceFunction(Value & v, const Pos & pos)
|
|||
{
|
||||
forceValue(v, pos);
|
||||
if (v.type() != nFunction && !isFunctor(v))
|
||||
throwTypeError(pos, "value is %1% while a function was expected", v);
|
||||
throwTypeError(pos, "value is %1% while a function was expected", v,
|
||||
std::optional<const std::map<std::string, Value *>>({{"value", &v}}));
|
||||
}
|
||||
|
||||
|
||||
|
@ -1716,10 +1762,8 @@ string EvalState::forceString(Value & v, const Pos & pos)
|
|||
{
|
||||
forceValue(v, pos);
|
||||
if (v.type() != nString) {
|
||||
if (pos)
|
||||
throwTypeError(pos, "value is %1% while a string was expected", v);
|
||||
else
|
||||
throwTypeError("value is %1% while a string was expected", v);
|
||||
throwTypeError(pos, "value is %1% while a string was expected", v,
|
||||
std::optional<const std::map<std::string, Value *>>({{"value", &v}}));
|
||||
}
|
||||
return string(v.string.s);
|
||||
}
|
||||
|
@ -1826,7 +1870,9 @@ string EvalState::coerceToString(const Pos & pos, Value & v, PathSet & context,
|
|||
return *maybeString;
|
||||
}
|
||||
auto i = v.attrs->find(sOutPath);
|
||||
if (i == v.attrs->end()) throwTypeError(pos, "cannot coerce a set to a string");
|
||||
if (i == v.attrs->end())
|
||||
throwTypeError(pos, "cannot coerce a set to a string",
|
||||
std::optional<const std::map<std::string, Value *>>({{"value", &v}}));
|
||||
return coerceToString(pos, *i->value, context, coerceMore, copyToStore);
|
||||
}
|
||||
|
||||
|
@ -1857,7 +1903,8 @@ string EvalState::coerceToString(const Pos & pos, Value & v, PathSet & context,
|
|||
}
|
||||
}
|
||||
|
||||
throwTypeError(pos, "cannot coerce %1% to a string", v);
|
||||
throwTypeError(pos, "cannot coerce %1% to a string", v,
|
||||
std::optional<const std::map<std::string, Value *>>({{"value", &v}}));
|
||||
}
|
||||
|
||||
|
||||
|
|
Loading…
Reference in a new issue