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C API: Value -> nix_value

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See issue https://github.com/NixOS/nix/issues/10434
This commit is contained in:
Robert Hensing 2024-06-13 18:51:58 +02:00
parent 5d8118d9cb
commit b94e1d6218
8 changed files with 161 additions and 155 deletions
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26
src/libexpr-c/nix_api_expr.cc
View file

@ -42,56 +42,56 @@ nix_err nix_libexpr_init(nix_c_context * context)
} }
nix_err nix_expr_eval_from_string( nix_err nix_expr_eval_from_string(
nix_c_context * context, EvalState * state, const char * expr, const char * path, Value * value) nix_c_context * context, EvalState * state, const char * expr, const char * path, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
try { try {
nix::Expr * parsedExpr = state->state.parseExprFromString(expr, state->state.rootPath(nix::CanonPath(path))); nix::Expr * parsedExpr = state->state.parseExprFromString(expr, state->state.rootPath(nix::CanonPath(path)));
state->state.eval(parsedExpr, *(nix::Value *) value); state->state.eval(parsedExpr, value->value);
state->state.forceValue(*(nix::Value *) value, nix::noPos); state->state.forceValue(value->value, nix::noPos);
} }
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_value_call(nix_c_context * context, EvalState * state, Value * fn, Value * arg, Value * value) nix_err nix_value_call(nix_c_context * context, EvalState * state, Value * fn, nix_value * arg, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
try { try {
state->state.callFunction(*(nix::Value *) fn, *(nix::Value *) arg, *(nix::Value *) value, nix::noPos); state->state.callFunction(fn->value, arg->value, value->value, nix::noPos);
state->state.forceValue(*(nix::Value *) value, nix::noPos); state->state.forceValue(value->value, nix::noPos);
} }
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_value_call_multi(nix_c_context * context, EvalState * state, Value * fn, size_t nargs, Value ** args, Value * value) nix_err nix_value_call_multi(nix_c_context * context, EvalState * state, nix_value * fn, size_t nargs, nix_value ** args, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
try { try {
state->state.callFunction(*(nix::Value *) fn, nargs, (nix::Value * *)args, *(nix::Value *) value, nix::noPos); state->state.callFunction(fn->value, nargs, (nix::Value * *)args, value->value, nix::noPos);
state->state.forceValue(*(nix::Value *) value, nix::noPos); state->state.forceValue(value->value, nix::noPos);
} }
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_value_force(nix_c_context * context, EvalState * state, Value * value) nix_err nix_value_force(nix_c_context * context, EvalState * state, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
try { try {
state->state.forceValue(*(nix::Value *) value, nix::noPos); state->state.forceValue(value->value, nix::noPos);
} }
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_value_force_deep(nix_c_context * context, EvalState * state, Value * value) nix_err nix_value_force_deep(nix_c_context * context, EvalState * state, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
try { try {
state->state.forceValueDeep(*(nix::Value *) value); state->state.forceValueDeep(value->value);
} }
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }

26
src/libexpr-c/nix_api_expr.h
View file

@ -33,11 +33,11 @@ typedef struct EvalState EvalState; // nix::EvalState
/** @brief A Nix language value, or thunk that may evaluate to a value. /** @brief A Nix language value, or thunk that may evaluate to a value.
* *
* Values are the primary objects manipulated in the Nix language. * Values are the primary objects manipulated in the Nix language.
* They are considered to be immutable from a user's perspective, but the process of evaluating a Value changes its * They are considered to be immutable from a user's perspective, but the process of evaluating a value changes its
* ValueType if it was a thunk. After a Value has been evaluated, its ValueType does not change. * ValueType if it was a thunk. After a value has been evaluated, its ValueType does not change.
* *
* Evaluation in this context refers to the process of evaluating a single Value object, also called "forcing" the * Evaluation in this context refers to the process of evaluating a single value object, also called "forcing" the
* Value; see `nix_value_force`. * value; see `nix_value_force`.
* *
* The evaluator manages its own memory, but your use of the C API must follow the reference counting rules. * The evaluator manages its own memory, but your use of the C API must follow the reference counting rules.
* *
@ -74,7 +74,7 @@ nix_err nix_libexpr_init(nix_c_context * context);
* @return NIX_OK if the evaluation was successful, an error code otherwise. * @return NIX_OK if the evaluation was successful, an error code otherwise.
*/ */
nix_err nix_expr_eval_from_string( nix_err nix_expr_eval_from_string(
nix_c_context * context, EvalState * state, const char * expr, const char * path, Value * value); nix_c_context * context, EvalState * state, const char * expr, const char * path, nix_value * value);
/** /**
* @brief Calls a Nix function with an argument. * @brief Calls a Nix function with an argument.
@ -88,7 +88,7 @@ nix_err nix_expr_eval_from_string(
* @see nix_init_apply() for a similar function that does not performs the call immediately, but stores it as a thunk. * @see nix_init_apply() for a similar function that does not performs the call immediately, but stores it as a thunk.
* Note the different argument order. * Note the different argument order.
*/ */
nix_err nix_value_call(nix_c_context * context, EvalState * state, Value * fn, Value * arg, Value * value); nix_err nix_value_call(nix_c_context * context, EvalState * state, nix_value * fn, nix_value * arg, nix_value * value);
/** /**
* @brief Calls a Nix function with multiple arguments. * @brief Calls a Nix function with multiple arguments.
@ -107,7 +107,7 @@ nix_err nix_value_call(nix_c_context * context, EvalState * state, Value * fn, V
* @see NIX_VALUE_CALL For a macro that wraps this function for convenience. * @see NIX_VALUE_CALL For a macro that wraps this function for convenience.
*/ */
nix_err nix_value_call_multi( nix_err nix_value_call_multi(
nix_c_context * context, EvalState * state, Value * fn, size_t nargs, Value ** args, Value * value); nix_c_context * context, EvalState * state, nix_value * fn, size_t nargs, nix_value ** args, nix_value * value);
/** /**
* @brief Calls a Nix function with multiple arguments. * @brief Calls a Nix function with multiple arguments.
@ -125,7 +125,7 @@ nix_err nix_value_call_multi(
*/ */
#define NIX_VALUE_CALL(context, state, value, fn, ...) \ #define NIX_VALUE_CALL(context, state, value, fn, ...) \
do { \ do { \
Value * args_array[] = {__VA_ARGS__}; \ nix_value * args_array[] = {__VA_ARGS__}; \
size_t nargs = sizeof(args_array) / sizeof(args_array[0]); \ size_t nargs = sizeof(args_array) / sizeof(args_array[0]); \
nix_value_call_multi(context, state, fn, nargs, args_array, value); \ nix_value_call_multi(context, state, fn, nargs, args_array, value); \
} while (0) } while (0)
@ -133,12 +133,10 @@ nix_err nix_value_call_multi(
/** /**
* @brief Forces the evaluation of a Nix value. * @brief Forces the evaluation of a Nix value.
* *
* The Nix interpreter is lazy, and not-yet-evaluated Values can be * The Nix interpreter is lazy, and not-yet-evaluated values can be
* of type NIX_TYPE_THUNK instead of their actual value. * of type NIX_TYPE_THUNK instead of their actual value.
* *
* This function mutates such a Value, so that, if successful, it has its final type. * This function mutates such a `nix_value`, so that, if successful, it has its final type.
*
* @note This function is mainly needed before calling @ref getters, but not for API calls that return a `Value`.
* *
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
* @param[in] state The state of the evaluation. * @param[in] state The state of the evaluation.
@ -147,7 +145,7 @@ nix_err nix_value_call_multi(
* @return NIX_OK if the force operation was successful, an error code * @return NIX_OK if the force operation was successful, an error code
* otherwise. * otherwise.
*/ */
nix_err nix_value_force(nix_c_context * context, EvalState * state, Value * value); nix_err nix_value_force(nix_c_context * context, EvalState * state, nix_value * value);
/** /**
* @brief Forces the deep evaluation of a Nix value. * @brief Forces the deep evaluation of a Nix value.
@ -163,7 +161,7 @@ nix_err nix_value_force(nix_c_context * context, EvalState * state, Value * valu
* @return NIX_OK if the deep force operation was successful, an error code * @return NIX_OK if the deep force operation was successful, an error code
* otherwise. * otherwise.
*/ */
nix_err nix_value_force_deep(nix_c_context * context, EvalState * state, Value * value); nix_err nix_value_force_deep(nix_c_context * context, EvalState * state, nix_value * value);
/** /**
* @brief Create a new Nix language evaluator state. * @brief Create a new Nix language evaluator state.

93
src/libexpr-c/nix_api_value.cc
View file

@ -21,45 +21,45 @@
#endif #endif
// Internal helper functions to check [in] and [out] `Value *` parameters // Internal helper functions to check [in] and [out] `Value *` parameters
static const nix::Value & check_value_not_null(const Value * value) static const nix::Value & check_value_not_null(const nix_value * value)
{ {
if (!value) { if (!value) {
throw std::runtime_error("Value is null"); throw std::runtime_error("nix_value is null");
} }
return *((const nix::Value *) value); return *((const nix::Value *) value);
} }
static nix::Value & check_value_not_null(Value * value) static nix::Value & check_value_not_null(nix_value * value)
{ {
if (!value) { if (!value) {
throw std::runtime_error("Value is null"); throw std::runtime_error("nix_value is null");
} }
return *((nix::Value *) value); return value->value;
} }
static const nix::Value & check_value_in(const Value * value) static const nix::Value & check_value_in(const nix_value * value)
{ {
auto & v = check_value_not_null(value); auto & v = check_value_not_null(value);
if (!v.isValid()) { if (!v.isValid()) {
throw std::runtime_error("Uninitialized Value"); throw std::runtime_error("Uninitialized nix_value");
} }
return v; return v;
} }
static nix::Value & check_value_in(Value * value) static nix::Value & check_value_in(nix_value * value)
{ {
auto & v = check_value_not_null(value); auto & v = check_value_not_null(value);
if (!v.isValid()) { if (!v.isValid()) {
throw std::runtime_error("Uninitialized Value"); throw std::runtime_error("Uninitialized nix_value");
} }
return v; return v;
} }
static nix::Value & check_value_out(Value * value) static nix::Value & check_value_out(nix_value * value)
{ {
auto & v = check_value_not_null(value); auto & v = check_value_not_null(value);
if (v.isValid()) { if (v.isValid()) {
throw std::runtime_error("Value already initialized. Variables are immutable"); throw std::runtime_error("nix_value already initialized. Variables are immutable");
} }
return v; return v;
} }
@ -92,7 +92,7 @@ static void nix_c_primop_wrapper(
// or maybe something to make blackholes work better; we don't know). // or maybe something to make blackholes work better; we don't know).
nix::Value vTmp; nix::Value vTmp;
f(userdata, &ctx, (EvalState *) &state, (Value **) args, (Value *) &vTmp); f(userdata, &ctx, (EvalState *) &state, (nix_value **) args, (nix_value *) &vTmp);
if (ctx.last_err_code != NIX_OK) { if (ctx.last_err_code != NIX_OK) {
/* TODO: Throw different errors depending on the error code */ /* TODO: Throw different errors depending on the error code */
@ -159,7 +159,7 @@ nix_err nix_register_primop(nix_c_context * context, PrimOp * primOp)
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
Value * nix_alloc_value(nix_c_context * context, EvalState * state) nix_value * nix_alloc_value(nix_c_context * context, EvalState * state)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -171,7 +171,7 @@ Value * nix_alloc_value(nix_c_context * context, EvalState * state)
NIXC_CATCH_ERRS_NULL NIXC_CATCH_ERRS_NULL
} }
ValueType nix_get_type(nix_c_context * context, const Value * value) ValueType nix_get_type(nix_c_context * context, const nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -207,7 +207,7 @@ ValueType nix_get_type(nix_c_context * context, const Value * value)
NIXC_CATCH_ERRS_RES(NIX_TYPE_NULL); NIXC_CATCH_ERRS_RES(NIX_TYPE_NULL);
} }
const char * nix_get_typename(nix_c_context * context, const Value * value) const char * nix_get_typename(nix_c_context * context, const nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -219,7 +219,7 @@ const char * nix_get_typename(nix_c_context * context, const Value * value)
NIXC_CATCH_ERRS_NULL NIXC_CATCH_ERRS_NULL
} }
bool nix_get_bool(nix_c_context * context, const Value * value) bool nix_get_bool(nix_c_context * context, const nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -231,7 +231,8 @@ bool nix_get_bool(nix_c_context * context, const Value * value)
NIXC_CATCH_ERRS_RES(false); NIXC_CATCH_ERRS_RES(false);
} }
nix_err nix_get_string(nix_c_context * context, const Value * value, nix_get_string_callback callback, void * user_data) nix_err
nix_get_string(nix_c_context * context, const nix_value * value, nix_get_string_callback callback, void * user_data)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -243,7 +244,7 @@ nix_err nix_get_string(nix_c_context * context, const Value * value, nix_get_str
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
const char * nix_get_path_string(nix_c_context * context, const Value * value) const char * nix_get_path_string(nix_c_context * context, const nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -262,7 +263,7 @@ const char * nix_get_path_string(nix_c_context * context, const Value * value)
NIXC_CATCH_ERRS_NULL NIXC_CATCH_ERRS_NULL
} }
unsigned int nix_get_list_size(nix_c_context * context, const Value * value) unsigned int nix_get_list_size(nix_c_context * context, const nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -274,7 +275,7 @@ unsigned int nix_get_list_size(nix_c_context * context, const Value * value)
NIXC_CATCH_ERRS_RES(0); NIXC_CATCH_ERRS_RES(0);
} }
unsigned int nix_get_attrs_size(nix_c_context * context, const Value * value) unsigned int nix_get_attrs_size(nix_c_context * context, const nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -286,7 +287,7 @@ unsigned int nix_get_attrs_size(nix_c_context * context, const Value * value)
NIXC_CATCH_ERRS_RES(0); NIXC_CATCH_ERRS_RES(0);
} }
double nix_get_float(nix_c_context * context, const Value * value) double nix_get_float(nix_c_context * context, const nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -298,7 +299,7 @@ double nix_get_float(nix_c_context * context, const Value * value)
NIXC_CATCH_ERRS_RES(0.0); NIXC_CATCH_ERRS_RES(0.0);
} }
int64_t nix_get_int(nix_c_context * context, const Value * value) int64_t nix_get_int(nix_c_context * context, const nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -310,7 +311,7 @@ int64_t nix_get_int(nix_c_context * context, const Value * value)
NIXC_CATCH_ERRS_RES(0); NIXC_CATCH_ERRS_RES(0);
} }
ExternalValue * nix_get_external(nix_c_context * context, Value * value) ExternalValue * nix_get_external(nix_c_context * context, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -322,7 +323,7 @@ ExternalValue * nix_get_external(nix_c_context * context, Value * value)
NIXC_CATCH_ERRS_NULL; NIXC_CATCH_ERRS_NULL;
} }
Value * nix_get_list_byidx(nix_c_context * context, const Value * value, EvalState * state, unsigned int ix) nix_value * nix_get_list_byidx(nix_c_context * context, const nix_value * value, EvalState * state, unsigned int ix)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -333,12 +334,12 @@ Value * nix_get_list_byidx(nix_c_context * context, const Value * value, EvalSta
nix_gc_incref(nullptr, p); nix_gc_incref(nullptr, p);
if (p != nullptr) if (p != nullptr)
state->state.forceValue(*p, nix::noPos); state->state.forceValue(*p, nix::noPos);
return (Value *) p; return as_nix_value_ptr(p);
} }
NIXC_CATCH_ERRS_NULL NIXC_CATCH_ERRS_NULL
} }
Value * nix_get_attr_byname(nix_c_context * context, const Value * value, EvalState * state, const char * name) nix_value * nix_get_attr_byname(nix_c_context * context, const nix_value * value, EvalState * state, const char * name)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -358,7 +359,7 @@ Value * nix_get_attr_byname(nix_c_context * context, const Value * value, EvalSt
NIXC_CATCH_ERRS_NULL NIXC_CATCH_ERRS_NULL
} }
bool nix_has_attr_byname(nix_c_context * context, const Value * value, EvalState * state, const char * name) bool nix_has_attr_byname(nix_c_context * context, const nix_value * value, EvalState * state, const char * name)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -374,8 +375,8 @@ bool nix_has_attr_byname(nix_c_context * context, const Value * value, EvalState
NIXC_CATCH_ERRS_RES(false); NIXC_CATCH_ERRS_RES(false);
} }
Value * nix_value * nix_get_attr_byidx(
nix_get_attr_byidx(nix_c_context * context, const Value * value, EvalState * state, unsigned int i, const char ** name) nix_c_context * context, const nix_value * value, EvalState * state, unsigned int i, const char ** name)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -390,7 +391,8 @@ nix_get_attr_byidx(nix_c_context * context, const Value * value, EvalState * sta
NIXC_CATCH_ERRS_NULL NIXC_CATCH_ERRS_NULL
} }
const char * nix_get_attr_name_byidx(nix_c_context * context, const Value * value, EvalState * state, unsigned int i) const char *
nix_get_attr_name_byidx(nix_c_context * context, const nix_value * value, EvalState * state, unsigned int i)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -402,7 +404,7 @@ const char * nix_get_attr_name_byidx(nix_c_context * context, const Value * valu
NIXC_CATCH_ERRS_NULL NIXC_CATCH_ERRS_NULL
} }
nix_err nix_init_bool(nix_c_context * context, Value * value, bool b) nix_err nix_init_bool(nix_c_context * context, nix_value * value, bool b)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -414,7 +416,7 @@ nix_err nix_init_bool(nix_c_context * context, Value * value, bool b)
} }
// todo string context // todo string context
nix_err nix_init_string(nix_c_context * context, Value * value, const char * str) nix_err nix_init_string(nix_c_context * context, nix_value * value, const char * str)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -425,7 +427,7 @@ nix_err nix_init_string(nix_c_context * context, Value * value, const char * str
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_init_path_string(nix_c_context * context, EvalState * s, Value * value, const char * str) nix_err nix_init_path_string(nix_c_context * context, EvalState * s, nix_value * value, const char * str)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -436,7 +438,7 @@ nix_err nix_init_path_string(nix_c_context * context, EvalState * s, Value * val
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_init_float(nix_c_context * context, Value * value, double d) nix_err nix_init_float(nix_c_context * context, nix_value * value, double d)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -447,7 +449,7 @@ nix_err nix_init_float(nix_c_context * context, Value * value, double d)
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_init_int(nix_c_context * context, Value * value, int64_t i) nix_err nix_init_int(nix_c_context * context, nix_value * value, int64_t i)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -458,7 +460,7 @@ nix_err nix_init_int(nix_c_context * context, Value * value, int64_t i)
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_init_null(nix_c_context * context, Value * value) nix_err nix_init_null(nix_c_context * context, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -469,7 +471,7 @@ nix_err nix_init_null(nix_c_context * context, Value * value)
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_init_apply(nix_c_context * context, Value * value, Value * fn, Value * arg) nix_err nix_init_apply(nix_c_context * context, nix_value * value, nix_value * fn, nix_value * arg)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -482,7 +484,7 @@ nix_err nix_init_apply(nix_c_context * context, Value * value, Value * fn, Value
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_init_external(nix_c_context * context, Value * value, ExternalValue * val) nix_err nix_init_external(nix_c_context * context, nix_value * value, ExternalValue * val)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -509,7 +511,8 @@ ListBuilder * nix_make_list_builder(nix_c_context * context, EvalState * state,
NIXC_CATCH_ERRS_NULL NIXC_CATCH_ERRS_NULL
} }
nix_err nix_list_builder_insert(nix_c_context * context, ListBuilder * list_builder, unsigned int index, Value * value) nix_err
nix_list_builder_insert(nix_c_context * context, ListBuilder * list_builder, unsigned int index, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -529,7 +532,7 @@ void nix_list_builder_free(ListBuilder * list_builder)
#endif #endif
} }
nix_err nix_make_list(nix_c_context * context, ListBuilder * list_builder, Value * value) nix_err nix_make_list(nix_c_context * context, ListBuilder * list_builder, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -540,7 +543,7 @@ nix_err nix_make_list(nix_c_context * context, ListBuilder * list_builder, Value
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_init_primop(nix_c_context * context, Value * value, PrimOp * p) nix_err nix_init_primop(nix_c_context * context, nix_value * value, PrimOp * p)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -551,7 +554,7 @@ nix_err nix_init_primop(nix_c_context * context, Value * value, PrimOp * p)
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_copy_value(nix_c_context * context, Value * value, const Value * source) nix_err nix_copy_value(nix_c_context * context, nix_value * value, const nix_value * source)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -563,7 +566,7 @@ nix_err nix_copy_value(nix_c_context * context, Value * value, const Value * sou
NIXC_CATCH_ERRS NIXC_CATCH_ERRS
} }
nix_err nix_make_attrs(nix_c_context * context, Value * value, BindingsBuilder * b) nix_err nix_make_attrs(nix_c_context * context, nix_value * value, BindingsBuilder * b)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -589,7 +592,7 @@ BindingsBuilder * nix_make_bindings_builder(nix_c_context * context, EvalState *
NIXC_CATCH_ERRS_NULL NIXC_CATCH_ERRS_NULL
} }
nix_err nix_bindings_builder_insert(nix_c_context * context, BindingsBuilder * bb, const char * name, Value * value) nix_err nix_bindings_builder_insert(nix_c_context * context, BindingsBuilder * bb, const char * name, nix_value * value)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;
@ -610,7 +613,7 @@ void nix_bindings_builder_free(BindingsBuilder * bb)
#endif #endif
} }
nix_realised_string * nix_string_realise(nix_c_context * context, EvalState * state, Value * value, bool isIFD) nix_realised_string * nix_string_realise(nix_c_context * context, EvalState * state, nix_value * value, bool isIFD)
{ {
if (context) if (context)
context->last_err_code = NIX_OK; context->last_err_code = NIX_OK;

71
src/libexpr-c/nix_api_value.h
View file

@ -93,7 +93,8 @@ typedef struct nix_realised_string nix_realised_string;
* @param[out] ret return value * @param[out] ret return value
* @see nix_alloc_primop, nix_init_primop * @see nix_alloc_primop, nix_init_primop
*/ */
typedef void (*PrimOpFun)(void * user_data, nix_c_context * context, EvalState * state, Value ** args, Value * ret); typedef void (*PrimOpFun)(
void * user_data, nix_c_context * context, EvalState * state, nix_value ** args, nix_value * ret);
/** @brief Allocate a PrimOp /** @brief Allocate a PrimOp
* *
@ -145,7 +146,7 @@ nix_err nix_register_primop(nix_c_context * context, PrimOp * primOp);
* @return value, or null in case of errors * @return value, or null in case of errors
* *
*/ */
Value * nix_alloc_value(nix_c_context * context, EvalState * state); nix_value * nix_alloc_value(nix_c_context * context, EvalState * state);
/** /**
* @brief Increment the garbage collector reference counter for the given `nix_value`. * @brief Increment the garbage collector reference counter for the given `nix_value`.
@ -167,7 +168,7 @@ nix_err nix_value_incref(nix_c_context * context, nix_value * value);
nix_err nix_value_decref(nix_c_context * context, nix_value * value); nix_err nix_value_decref(nix_c_context * context, nix_value * value);
/** @addtogroup value_manip Manipulating values /** @addtogroup value_manip Manipulating values
* @brief Functions to inspect and change Nix language values, represented by Value. * @brief Functions to inspect and change Nix language values, represented by nix_value.
* @{ * @{
*/ */
/** @anchor getters /** @anchor getters
@ -179,7 +180,7 @@ nix_err nix_value_decref(nix_c_context * context, nix_value * value);
* @param[in] value Nix value to inspect * @param[in] value Nix value to inspect
* @return type of nix value * @return type of nix value
*/ */
ValueType nix_get_type(nix_c_context * context, const Value * value); ValueType nix_get_type(nix_c_context * context, const nix_value * value);
/** @brief Get type name of value as defined in the evaluator /** @brief Get type name of value as defined in the evaluator
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -187,14 +188,14 @@ ValueType nix_get_type(nix_c_context * context, const Value * value);
* @return type name, owned string * @return type name, owned string
* @todo way to free the result * @todo way to free the result
*/ */
const char * nix_get_typename(nix_c_context * context, const Value * value); const char * nix_get_typename(nix_c_context * context, const nix_value * value);
/** @brief Get boolean value /** @brief Get boolean value
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
* @param[in] value Nix value to inspect * @param[in] value Nix value to inspect
* @return true or false, error info via context * @return true or false, error info via context
*/ */
bool nix_get_bool(nix_c_context * context, const Value * value); bool nix_get_bool(nix_c_context * context, const nix_value * value);
/** @brief Get the raw string /** @brief Get the raw string
* *
@ -208,7 +209,7 @@ bool nix_get_bool(nix_c_context * context, const Value * value);
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_err
nix_get_string(nix_c_context * context, const Value * value, nix_get_string_callback callback, void * user_data); nix_get_string(nix_c_context * context, const nix_value * value, nix_get_string_callback callback, void * user_data);
/** @brief Get path as string /** @brief Get path as string
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -216,42 +217,42 @@ nix_get_string(nix_c_context * context, const Value * value, nix_get_string_call
* @return string * @return string
* @return NULL in case of error. * @return NULL in case of error.
*/ */
const char * nix_get_path_string(nix_c_context * context, const Value * value); const char * nix_get_path_string(nix_c_context * context, const nix_value * value);
/** @brief Get the length of a list /** @brief Get the length of a list
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
* @param[in] value Nix value to inspect * @param[in] value Nix value to inspect
* @return length of list, error info via context * @return length of list, error info via context
*/ */
unsigned int nix_get_list_size(nix_c_context * context, const Value * value); unsigned int nix_get_list_size(nix_c_context * context, const nix_value * value);
/** @brief Get the element count of an attrset /** @brief Get the element count of an attrset
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
* @param[in] value Nix value to inspect * @param[in] value Nix value to inspect
* @return attrset element count, error info via context * @return attrset element count, error info via context
*/ */
unsigned int nix_get_attrs_size(nix_c_context * context, const Value * value); unsigned int nix_get_attrs_size(nix_c_context * context, const nix_value * value);
/** @brief Get float value in 64 bits /** @brief Get float value in 64 bits
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
* @param[in] value Nix value to inspect * @param[in] value Nix value to inspect
* @return float contents, error info via context * @return float contents, error info via context
*/ */
double nix_get_float(nix_c_context * context, const Value * value); double nix_get_float(nix_c_context * context, const nix_value * value);
/** @brief Get int value /** @brief Get int value
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
* @param[in] value Nix value to inspect * @param[in] value Nix value to inspect
* @return int contents, error info via context * @return int contents, error info via context
*/ */
int64_t nix_get_int(nix_c_context * context, const Value * value); int64_t nix_get_int(nix_c_context * context, const nix_value * value);
/** @brief Get external reference /** @brief Get external reference
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
* @param[in] value Nix value to inspect * @param[in] value Nix value to inspect
* @return reference to external, NULL in case of error * @return reference to external, NULL in case of error
*/ */
ExternalValue * nix_get_external(nix_c_context * context, Value *); ExternalValue * nix_get_external(nix_c_context * context, nix_value *);
/** @brief Get the ix'th element of a list /** @brief Get the ix'th element of a list
* *
@ -262,7 +263,7 @@ ExternalValue * nix_get_external(nix_c_context * context, Value *);
* @param[in] ix list element to get * @param[in] ix list element to get
* @return value, NULL in case of errors * @return value, NULL in case of errors
*/ */
Value * nix_get_list_byidx(nix_c_context * context, const Value * value, EvalState * state, unsigned int ix); nix_value * nix_get_list_byidx(nix_c_context * context, const nix_value * value, EvalState * state, unsigned int ix);
/** @brief Get an attr by name /** @brief Get an attr by name
* *
@ -273,7 +274,7 @@ Value * nix_get_list_byidx(nix_c_context * context, const Value * value, EvalSta
* @param[in] name attribute name * @param[in] name attribute name
* @return value, NULL in case of errors * @return value, NULL in case of errors
*/ */
Value * nix_get_attr_byname(nix_c_context * context, const Value * value, EvalState * state, const char * name); nix_value * nix_get_attr_byname(nix_c_context * context, const nix_value * value, EvalState * state, const char * name);
/** @brief Check if an attribute name exists on a value /** @brief Check if an attribute name exists on a value
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -282,7 +283,7 @@ Value * nix_get_attr_byname(nix_c_context * context, const Value * value, EvalSt
* @param[in] name attribute name * @param[in] name attribute name
* @return value, error info via context * @return value, error info via context
*/ */
bool nix_has_attr_byname(nix_c_context * context, const Value * value, EvalState * state, const char * name); bool nix_has_attr_byname(nix_c_context * context, const nix_value * value, EvalState * state, const char * name);
/** @brief Get an attribute by index in the sorted bindings /** @brief Get an attribute by index in the sorted bindings
* *
@ -296,8 +297,8 @@ bool nix_has_attr_byname(nix_c_context * context, const Value * value, EvalState
* @param[out] name will store a pointer to the attribute name * @param[out] name will store a pointer to the attribute name
* @return value, NULL in case of errors * @return value, NULL in case of errors
*/ */
Value * nix_value * nix_get_attr_byidx(
nix_get_attr_byidx(nix_c_context * context, const Value * value, EvalState * state, unsigned int i, const char ** name); nix_c_context * context, const nix_value * value, EvalState * state, unsigned int i, const char ** name);
/** @brief Get an attribute name by index in the sorted bindings /** @brief Get an attribute name by index in the sorted bindings
* *
@ -310,7 +311,8 @@ nix_get_attr_byidx(nix_c_context * context, const Value * value, EvalState * sta
* @param[in] i attribute index * @param[in] i attribute index
* @return name, NULL in case of errors * @return name, NULL in case of errors
*/ */
const char * nix_get_attr_name_byidx(nix_c_context * context, const Value * value, EvalState * state, unsigned int i); const char *
nix_get_attr_name_byidx(nix_c_context * context, const nix_value * value, EvalState * state, unsigned int i);
/**@}*/ /**@}*/
/** @name Initializers /** @name Initializers
@ -327,7 +329,7 @@ const char * nix_get_attr_name_byidx(nix_c_context * context, const Value * valu
* @param[in] b the boolean value * @param[in] b the boolean value
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_init_bool(nix_c_context * context, Value * value, bool b); nix_err nix_init_bool(nix_c_context * context, nix_value * value, bool b);
/** @brief Set a string /** @brief Set a string
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -335,7 +337,7 @@ nix_err nix_init_bool(nix_c_context * context, Value * value, bool b);
* @param[in] str the string, copied * @param[in] str the string, copied
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_init_string(nix_c_context * context, Value * value, const char * str); nix_err nix_init_string(nix_c_context * context, nix_value * value, const char * str);
/** @brief Set a path /** @brief Set a path
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -343,7 +345,7 @@ nix_err nix_init_string(nix_c_context * context, Value * value, const char * str
* @param[in] str the path string, copied * @param[in] str the path string, copied
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_init_path_string(nix_c_context * context, EvalState * s, Value * value, const char * str); nix_err nix_init_path_string(nix_c_context * context, EvalState * s, nix_value * value, const char * str);
/** @brief Set a float /** @brief Set a float
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -351,7 +353,7 @@ nix_err nix_init_path_string(nix_c_context * context, EvalState * s, Value * val
* @param[in] d the float, 64-bits * @param[in] d the float, 64-bits
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_init_float(nix_c_context * context, Value * value, double d); nix_err nix_init_float(nix_c_context * context, nix_value * value, double d);
/** @brief Set an int /** @brief Set an int
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -360,13 +362,13 @@ nix_err nix_init_float(nix_c_context * context, Value * value, double d);
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_init_int(nix_c_context * context, Value * value, int64_t i); nix_err nix_init_int(nix_c_context * context, nix_value * value, int64_t i);
/** @brief Set null /** @brief Set null
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
* @param[out] value Nix value to modify * @param[out] value Nix value to modify
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_init_null(nix_c_context * context, Value * value); nix_err nix_init_null(nix_c_context * context, nix_value * value);
/** @brief Set the value to a thunk that will perform a function application when needed. /** @brief Set the value to a thunk that will perform a function application when needed.
* *
@ -382,7 +384,7 @@ nix_err nix_init_null(nix_c_context * context, Value * value);
* @see nix_value_call() for a similar function that performs the call immediately and only stores the return value. * @see nix_value_call() for a similar function that performs the call immediately and only stores the return value.
* Note the different argument order. * Note the different argument order.
*/ */
nix_err nix_init_apply(nix_c_context * context, Value * value, Value * fn, Value * arg); nix_err nix_init_apply(nix_c_context * context, nix_value * value, nix_value * fn, nix_value * arg);
/** @brief Set an external value /** @brief Set an external value
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -390,7 +392,7 @@ nix_err nix_init_apply(nix_c_context * context, Value * value, Value * fn, Value
* @param[in] val the external value to set. Will be GC-referenced by the value. * @param[in] val the external value to set. Will be GC-referenced by the value.
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_init_external(nix_c_context * context, Value * value, ExternalValue * val); nix_err nix_init_external(nix_c_context * context, nix_value * value, ExternalValue * val);
/** @brief Create a list from a list builder /** @brief Create a list from a list builder
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -398,7 +400,7 @@ nix_err nix_init_external(nix_c_context * context, Value * value, ExternalValue
* @param[out] value Nix value to modify * @param[out] value Nix value to modify
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_make_list(nix_c_context * context, ListBuilder * list_builder, Value * value); nix_err nix_make_list(nix_c_context * context, ListBuilder * list_builder, nix_value * value);
/** @brief Create a list builder /** @brief Create a list builder
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -415,7 +417,8 @@ ListBuilder * nix_make_list_builder(nix_c_context * context, EvalState * state,
* @param[in] value value to insert * @param[in] value value to insert
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_list_builder_insert(nix_c_context * context, ListBuilder * list_builder, unsigned int index, Value * value); nix_err
nix_list_builder_insert(nix_c_context * context, ListBuilder * list_builder, unsigned int index, nix_value * value);
/** @brief Free a list builder /** @brief Free a list builder
* *
@ -430,7 +433,7 @@ void nix_list_builder_free(ListBuilder * list_builder);
* @param[in] b bindings builder to use. Make sure to unref this afterwards. * @param[in] b bindings builder to use. Make sure to unref this afterwards.
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_make_attrs(nix_c_context * context, Value * value, BindingsBuilder * b); nix_err nix_make_attrs(nix_c_context * context, nix_value * value, BindingsBuilder * b);
/** @brief Set primop /** @brief Set primop
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
@ -439,14 +442,14 @@ nix_err nix_make_attrs(nix_c_context * context, Value * value, BindingsBuilder *
* @see nix_alloc_primop * @see nix_alloc_primop
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_init_primop(nix_c_context * context, Value * value, PrimOp * op); nix_err nix_init_primop(nix_c_context * context, nix_value * value, PrimOp * op);
/** @brief Copy from another value /** @brief Copy from another value
* @param[out] context Optional, stores error information * @param[out] context Optional, stores error information
* @param[out] value Nix value to modify * @param[out] value Nix value to modify
* @param[in] source value to copy from * @param[in] source value to copy from
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_copy_value(nix_c_context * context, Value * value, const Value * source); nix_err nix_copy_value(nix_c_context * context, nix_value * value, const nix_value * source);
/**@}*/ /**@}*/
/** @brief Create a bindings builder /** @brief Create a bindings builder
@ -466,7 +469,7 @@ BindingsBuilder * nix_make_bindings_builder(nix_c_context * context, EvalState *
* @return error code, NIX_OK on success. * @return error code, NIX_OK on success.
*/ */
nix_err nix_err
nix_bindings_builder_insert(nix_c_context * context, BindingsBuilder * builder, const char * name, Value * value); nix_bindings_builder_insert(nix_c_context * context, BindingsBuilder * builder, const char * name, nix_value * value);
/** @brief Free a bindings builder /** @brief Free a bindings builder
* *
@ -493,7 +496,7 @@ void nix_bindings_builder_free(BindingsBuilder * builder);
You should set this to false when building for your application's purpose. You should set this to false when building for your application's purpose.
* @return NULL if failed, are a new nix_realised_string, which must be freed with nix_realised_string_free * @return NULL if failed, are a new nix_realised_string, which must be freed with nix_realised_string_free
*/ */
nix_realised_string * nix_string_realise(nix_c_context * context, EvalState * state, Value * value, bool isIFD); nix_realised_string * nix_string_realise(nix_c_context * context, EvalState * state, nix_value * value, bool isIFD);
/** @brief Start of the string /** @brief Start of the string
* @param[in] realised_string * @param[in] realised_string

2
tests/unit/libexpr-support/tests/nix_api_expr.hh
View file

@ -25,7 +25,7 @@ protected:
} }
EvalState * state; EvalState * state;
Value * value; nix_value * value;
}; };
} }

62
tests/unit/libexpr/nix_api_expr.cc
View file

@ -39,12 +39,12 @@ TEST_F(nix_api_expr_test, nix_expr_eval_drv)
ASSERT_EQ(NIX_TYPE_ATTRS, nix_get_type(nullptr, value)); ASSERT_EQ(NIX_TYPE_ATTRS, nix_get_type(nullptr, value));
EvalState * stateFn = nix_state_create(nullptr, nullptr, store); EvalState * stateFn = nix_state_create(nullptr, nullptr, store);
Value * valueFn = nix_alloc_value(nullptr, state); nix_value * valueFn = nix_alloc_value(nullptr, state);
nix_expr_eval_from_string(nullptr, stateFn, "builtins.toString", ".", valueFn); nix_expr_eval_from_string(nullptr, stateFn, "builtins.toString", ".", valueFn);
ASSERT_EQ(NIX_TYPE_FUNCTION, nix_get_type(nullptr, valueFn)); ASSERT_EQ(NIX_TYPE_FUNCTION, nix_get_type(nullptr, valueFn));
EvalState * stateResult = nix_state_create(nullptr, nullptr, store); EvalState * stateResult = nix_state_create(nullptr, nullptr, store);
Value * valueResult = nix_alloc_value(nullptr, stateResult); nix_value * valueResult = nix_alloc_value(nullptr, stateResult);
nix_value_call(ctx, stateResult, valueFn, value, valueResult); nix_value_call(ctx, stateResult, valueFn, value, valueResult);
ASSERT_EQ(NIX_TYPE_STRING, nix_get_type(nullptr, valueResult)); ASSERT_EQ(NIX_TYPE_STRING, nix_get_type(nullptr, valueResult));
@ -70,7 +70,7 @@ TEST_F(nix_api_expr_test, nix_build_drv)
})"; })";
nix_expr_eval_from_string(nullptr, state, expr, ".", value); nix_expr_eval_from_string(nullptr, state, expr, ".", value);
Value * drvPathValue = nix_get_attr_byname(nullptr, value, state, "drvPath"); nix_value * drvPathValue = nix_get_attr_byname(nullptr, value, state, "drvPath");
std::string drvPath; std::string drvPath;
nix_get_string(nullptr, drvPathValue, OBSERVE_STRING(drvPath)); nix_get_string(nullptr, drvPathValue, OBSERVE_STRING(drvPath));
@ -84,7 +84,7 @@ TEST_F(nix_api_expr_test, nix_build_drv)
StorePath * drvStorePath = nix_store_parse_path(ctx, store, drvPath.c_str()); StorePath * drvStorePath = nix_store_parse_path(ctx, store, drvPath.c_str());
ASSERT_EQ(true, nix_store_is_valid_path(ctx, store, drvStorePath)); ASSERT_EQ(true, nix_store_is_valid_path(ctx, store, drvStorePath));
Value * outPathValue = nix_get_attr_byname(ctx, value, state, "outPath"); nix_value * outPathValue = nix_get_attr_byname(ctx, value, state, "outPath");
std::string outPath; std::string outPath;
nix_get_string(ctx, outPathValue, OBSERVE_STRING(outPath)); nix_get_string(ctx, outPathValue, OBSERVE_STRING(outPath));
@ -193,7 +193,8 @@ TEST_F(nix_api_expr_test, nix_expr_realise_context)
const char * SAMPLE_USER_DATA = "whatever"; const char * SAMPLE_USER_DATA = "whatever";
static void primop_square(void * user_data, nix_c_context * context, EvalState * state, Value ** args, Value * ret) static void
primop_square(void * user_data, nix_c_context * context, EvalState * state, nix_value ** args, nix_value * ret)
{ {
assert(context); assert(context);
assert(state); assert(state);
@ -207,17 +208,17 @@ TEST_F(nix_api_expr_test, nix_expr_primop)
PrimOp * primop = PrimOp * primop =
nix_alloc_primop(ctx, primop_square, 1, "square", nullptr, "square an integer", (void *) SAMPLE_USER_DATA); nix_alloc_primop(ctx, primop_square, 1, "square", nullptr, "square an integer", (void *) SAMPLE_USER_DATA);
assert_ctx_ok(); assert_ctx_ok();
Value * primopValue = nix_alloc_value(ctx, state); nix_value * primopValue = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_primop(ctx, primopValue, primop); nix_init_primop(ctx, primopValue, primop);
assert_ctx_ok(); assert_ctx_ok();
Value * three = nix_alloc_value(ctx, state); nix_value * three = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_int(ctx, three, 3); nix_init_int(ctx, three, 3);
assert_ctx_ok(); assert_ctx_ok();
Value * result = nix_alloc_value(ctx, state); nix_value * result = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_value_call(ctx, state, primopValue, three, result); nix_value_call(ctx, state, primopValue, three, result);
assert_ctx_ok(); assert_ctx_ok();
@ -226,7 +227,8 @@ TEST_F(nix_api_expr_test, nix_expr_primop)
ASSERT_EQ(9, r); ASSERT_EQ(9, r);
} }
static void primop_repeat(void * user_data, nix_c_context * context, EvalState * state, Value ** args, Value * ret) static void
primop_repeat(void * user_data, nix_c_context * context, EvalState * state, nix_value ** args, nix_value * ret)
{ {
assert(context); assert(context);
assert(state); assert(state);
@ -255,27 +257,27 @@ TEST_F(nix_api_expr_test, nix_expr_primop_arity_2_multiple_calls)
PrimOp * primop = PrimOp * primop =
nix_alloc_primop(ctx, primop_repeat, 2, "repeat", nullptr, "repeat a string", (void *) SAMPLE_USER_DATA); nix_alloc_primop(ctx, primop_repeat, 2, "repeat", nullptr, "repeat a string", (void *) SAMPLE_USER_DATA);
assert_ctx_ok(); assert_ctx_ok();
Value * primopValue = nix_alloc_value(ctx, state); nix_value * primopValue = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_primop(ctx, primopValue, primop); nix_init_primop(ctx, primopValue, primop);
assert_ctx_ok(); assert_ctx_ok();
Value * hello = nix_alloc_value(ctx, state); nix_value * hello = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_string(ctx, hello, "hello"); nix_init_string(ctx, hello, "hello");
assert_ctx_ok(); assert_ctx_ok();
Value * three = nix_alloc_value(ctx, state); nix_value * three = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_int(ctx, three, 3); nix_init_int(ctx, three, 3);
assert_ctx_ok(); assert_ctx_ok();
Value * partial = nix_alloc_value(ctx, state); nix_value * partial = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_value_call(ctx, state, primopValue, hello, partial); nix_value_call(ctx, state, primopValue, hello, partial);
assert_ctx_ok(); assert_ctx_ok();
Value * result = nix_alloc_value(ctx, state); nix_value * result = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_value_call(ctx, state, partial, three, result); nix_value_call(ctx, state, partial, three, result);
assert_ctx_ok(); assert_ctx_ok();
@ -290,22 +292,22 @@ TEST_F(nix_api_expr_test, nix_expr_primop_arity_2_single_call)
PrimOp * primop = PrimOp * primop =
nix_alloc_primop(ctx, primop_repeat, 2, "repeat", nullptr, "repeat a string", (void *) SAMPLE_USER_DATA); nix_alloc_primop(ctx, primop_repeat, 2, "repeat", nullptr, "repeat a string", (void *) SAMPLE_USER_DATA);
assert_ctx_ok(); assert_ctx_ok();
Value * primopValue = nix_alloc_value(ctx, state); nix_value * primopValue = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_primop(ctx, primopValue, primop); nix_init_primop(ctx, primopValue, primop);
assert_ctx_ok(); assert_ctx_ok();
Value * hello = nix_alloc_value(ctx, state); nix_value * hello = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_string(ctx, hello, "hello"); nix_init_string(ctx, hello, "hello");
assert_ctx_ok(); assert_ctx_ok();
Value * three = nix_alloc_value(ctx, state); nix_value * three = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_int(ctx, three, 3); nix_init_int(ctx, three, 3);
assert_ctx_ok(); assert_ctx_ok();
Value * result = nix_alloc_value(ctx, state); nix_value * result = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
NIX_VALUE_CALL(ctx, state, result, primopValue, hello, three); NIX_VALUE_CALL(ctx, state, result, primopValue, hello, three);
assert_ctx_ok(); assert_ctx_ok();
@ -318,7 +320,7 @@ TEST_F(nix_api_expr_test, nix_expr_primop_arity_2_single_call)
} }
static void static void
primop_bad_no_return(void * user_data, nix_c_context * context, EvalState * state, Value ** args, Value * ret) primop_bad_no_return(void * user_data, nix_c_context * context, EvalState * state, nix_value ** args, nix_value * ret)
{ {
} }
@ -327,17 +329,17 @@ TEST_F(nix_api_expr_test, nix_expr_primop_bad_no_return)
PrimOp * primop = PrimOp * primop =
nix_alloc_primop(ctx, primop_bad_no_return, 1, "badNoReturn", nullptr, "a broken primop", nullptr); nix_alloc_primop(ctx, primop_bad_no_return, 1, "badNoReturn", nullptr, "a broken primop", nullptr);
assert_ctx_ok(); assert_ctx_ok();
Value * primopValue = nix_alloc_value(ctx, state); nix_value * primopValue = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_primop(ctx, primopValue, primop); nix_init_primop(ctx, primopValue, primop);
assert_ctx_ok(); assert_ctx_ok();
Value * three = nix_alloc_value(ctx, state); nix_value * three = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_int(ctx, three, 3); nix_init_int(ctx, three, 3);
assert_ctx_ok(); assert_ctx_ok();
Value * result = nix_alloc_value(ctx, state); nix_value * result = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_value_call(ctx, state, primopValue, three, result); nix_value_call(ctx, state, primopValue, three, result);
ASSERT_EQ(ctx->last_err_code, NIX_ERR_NIX_ERROR); ASSERT_EQ(ctx->last_err_code, NIX_ERR_NIX_ERROR);
@ -348,8 +350,8 @@ TEST_F(nix_api_expr_test, nix_expr_primop_bad_no_return)
ASSERT_THAT(ctx->last_err, testing::Optional(testing::HasSubstr("badNoReturn"))); ASSERT_THAT(ctx->last_err, testing::Optional(testing::HasSubstr("badNoReturn")));
} }
static void static void primop_bad_return_thunk(
primop_bad_return_thunk(void * user_data, nix_c_context * context, EvalState * state, Value ** args, Value * ret) void * user_data, nix_c_context * context, EvalState * state, nix_value ** args, nix_value * ret)
{ {
nix_init_apply(context, ret, args[0], args[1]); nix_init_apply(context, ret, args[0], args[1]);
} }
@ -358,22 +360,22 @@ TEST_F(nix_api_expr_test, nix_expr_primop_bad_return_thunk)
PrimOp * primop = PrimOp * primop =
nix_alloc_primop(ctx, primop_bad_return_thunk, 2, "badReturnThunk", nullptr, "a broken primop", nullptr); nix_alloc_primop(ctx, primop_bad_return_thunk, 2, "badReturnThunk", nullptr, "a broken primop", nullptr);
assert_ctx_ok(); assert_ctx_ok();
Value * primopValue = nix_alloc_value(ctx, state); nix_value * primopValue = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_primop(ctx, primopValue, primop); nix_init_primop(ctx, primopValue, primop);
assert_ctx_ok(); assert_ctx_ok();
Value * toString = nix_alloc_value(ctx, state); nix_value * toString = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_expr_eval_from_string(ctx, state, "builtins.toString", ".", toString); nix_expr_eval_from_string(ctx, state, "builtins.toString", ".", toString);
assert_ctx_ok(); assert_ctx_ok();
Value * four = nix_alloc_value(ctx, state); nix_value * four = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
nix_init_int(ctx, four, 4); nix_init_int(ctx, four, 4);
assert_ctx_ok(); assert_ctx_ok();
Value * result = nix_alloc_value(ctx, state); nix_value * result = nix_alloc_value(ctx, state);
assert_ctx_ok(); assert_ctx_ok();
NIX_VALUE_CALL(ctx, state, result, primopValue, toString, four); NIX_VALUE_CALL(ctx, state, result, primopValue, toString, four);
@ -387,11 +389,11 @@ TEST_F(nix_api_expr_test, nix_expr_primop_bad_return_thunk)
TEST_F(nix_api_expr_test, nix_value_call_multi_no_args) TEST_F(nix_api_expr_test, nix_value_call_multi_no_args)
{ {
Value * n = nix_alloc_value(ctx, state); nix_value * n = nix_alloc_value(ctx, state);
nix_init_int(ctx, n, 3); nix_init_int(ctx, n, 3);
assert_ctx_ok(); assert_ctx_ok();
Value * r = nix_alloc_value(ctx, state); nix_value * r = nix_alloc_value(ctx, state);
nix_value_call_multi(ctx, state, n, 0, nullptr, r); nix_value_call_multi(ctx, state, n, 0, nullptr, r);
assert_ctx_ok(); assert_ctx_ok();

4
tests/unit/libexpr/nix_api_external.cc
View file

@ -49,10 +49,10 @@ TEST_F(nix_api_expr_test, nix_expr_eval_external)
nix_init_external(ctx, value, val); nix_init_external(ctx, value, val);
EvalState * stateResult = nix_state_create(nullptr, nullptr, store); EvalState * stateResult = nix_state_create(nullptr, nullptr, store);
Value * valueResult = nix_alloc_value(nullptr, stateResult); nix_value * valueResult = nix_alloc_value(nullptr, stateResult);
EvalState * stateFn = nix_state_create(nullptr, nullptr, store); EvalState * stateFn = nix_state_create(nullptr, nullptr, store);
Value * valueFn = nix_alloc_value(nullptr, stateFn); nix_value * valueFn = nix_alloc_value(nullptr, stateFn);
nix_expr_eval_from_string(nullptr, state, "builtins.typeOf", ".", valueFn); nix_expr_eval_from_string(nullptr, state, "builtins.typeOf", ".", valueFn);

32
tests/unit/libexpr/nix_api_value.cc
View file

@ -148,8 +148,8 @@ TEST_F(nix_api_expr_test, nix_build_and_init_list)
int size = 10; int size = 10;
ListBuilder * builder = nix_make_list_builder(ctx, state, size); ListBuilder * builder = nix_make_list_builder(ctx, state, size);
Value * intValue = nix_alloc_value(ctx, state); nix_value * intValue = nix_alloc_value(ctx, state);
Value * intValue2 = nix_alloc_value(ctx, state); nix_value * intValue2 = nix_alloc_value(ctx, state);
// `init` and `insert` can be called in any order // `init` and `insert` can be called in any order
nix_init_int(ctx, intValue, 42); nix_init_int(ctx, intValue, 42);
@ -204,10 +204,10 @@ TEST_F(nix_api_expr_test, nix_build_and_init_attr)
BindingsBuilder * builder = nix_make_bindings_builder(ctx, state, size); BindingsBuilder * builder = nix_make_bindings_builder(ctx, state, size);
Value * intValue = nix_alloc_value(ctx, state); nix_value * intValue = nix_alloc_value(ctx, state);
nix_init_int(ctx, intValue, 42); nix_init_int(ctx, intValue, 42);
Value * stringValue = nix_alloc_value(ctx, state); nix_value * stringValue = nix_alloc_value(ctx, state);
nix_init_string(ctx, stringValue, "foo"); nix_init_string(ctx, stringValue, "foo");
nix_bindings_builder_insert(ctx, builder, "a", intValue); nix_bindings_builder_insert(ctx, builder, "a", intValue);
@ -217,7 +217,7 @@ TEST_F(nix_api_expr_test, nix_build_and_init_attr)
ASSERT_EQ(2, nix_get_attrs_size(ctx, value)); ASSERT_EQ(2, nix_get_attrs_size(ctx, value));
Value * out_value = nix_get_attr_byname(ctx, value, state, "a"); nix_value * out_value = nix_get_attr_byname(ctx, value, state, "a");
ASSERT_EQ(42, nix_get_int(ctx, out_value)); ASSERT_EQ(42, nix_get_int(ctx, out_value));
nix_gc_decref(ctx, out_value); nix_gc_decref(ctx, out_value);
@ -261,10 +261,10 @@ TEST_F(nix_api_expr_test, nix_value_init)
// two = 2; // two = 2;
// f = a: a * a; // f = a: a * a;
Value * two = nix_alloc_value(ctx, state); nix_value * two = nix_alloc_value(ctx, state);
nix_init_int(ctx, two, 2); nix_init_int(ctx, two, 2);
Value * f = nix_alloc_value(ctx, state); nix_value * f = nix_alloc_value(ctx, state);
nix_expr_eval_from_string( nix_expr_eval_from_string(
ctx, ctx,
state, state,
@ -278,7 +278,7 @@ TEST_F(nix_api_expr_test, nix_value_init)
// r = f two; // r = f two;
Value * r = nix_alloc_value(ctx, state); nix_value * r = nix_alloc_value(ctx, state);
nix_init_apply(ctx, r, f, two); nix_init_apply(ctx, r, f, two);
assert_ctx_ok(); assert_ctx_ok();
@ -307,11 +307,11 @@ TEST_F(nix_api_expr_test, nix_value_init)
TEST_F(nix_api_expr_test, nix_value_init_apply_error) TEST_F(nix_api_expr_test, nix_value_init_apply_error)
{ {
Value * some_string = nix_alloc_value(ctx, state); nix_value * some_string = nix_alloc_value(ctx, state);
nix_init_string(ctx, some_string, "some string"); nix_init_string(ctx, some_string, "some string");
assert_ctx_ok(); assert_ctx_ok();
Value * v = nix_alloc_value(ctx, state); nix_value * v = nix_alloc_value(ctx, state);
nix_init_apply(ctx, v, some_string, some_string); nix_init_apply(ctx, v, some_string, some_string);
assert_ctx_ok(); assert_ctx_ok();
@ -336,7 +336,7 @@ TEST_F(nix_api_expr_test, nix_value_init_apply_lazy_arg)
// r = f e // r = f e
// r should not throw an exception, because e is not evaluated // r should not throw an exception, because e is not evaluated
Value * f = nix_alloc_value(ctx, state); nix_value * f = nix_alloc_value(ctx, state);
nix_expr_eval_from_string( nix_expr_eval_from_string(
ctx, ctx,
state, state,
@ -347,9 +347,9 @@ TEST_F(nix_api_expr_test, nix_value_init_apply_lazy_arg)
f); f);
assert_ctx_ok(); assert_ctx_ok();
Value * e = nix_alloc_value(ctx, state); nix_value * e = nix_alloc_value(ctx, state);
{ {
Value * g = nix_alloc_value(ctx, state); nix_value * g = nix_alloc_value(ctx, state);
nix_expr_eval_from_string( nix_expr_eval_from_string(
ctx, ctx,
state, state,
@ -365,7 +365,7 @@ TEST_F(nix_api_expr_test, nix_value_init_apply_lazy_arg)
nix_gc_decref(ctx, g); nix_gc_decref(ctx, g);
} }
Value * r = nix_alloc_value(ctx, state); nix_value * r = nix_alloc_value(ctx, state);
nix_init_apply(ctx, r, f, e); nix_init_apply(ctx, r, f, e);
assert_ctx_ok(); assert_ctx_ok();
@ -377,7 +377,7 @@ TEST_F(nix_api_expr_test, nix_value_init_apply_lazy_arg)
ASSERT_EQ(1, n); ASSERT_EQ(1, n);
// nix_get_attr_byname isn't lazy (it could have been) so it will throw the exception // nix_get_attr_byname isn't lazy (it could have been) so it will throw the exception
Value * foo = nix_get_attr_byname(ctx, r, state, "foo"); nix_value * foo = nix_get_attr_byname(ctx, r, state, "foo");
ASSERT_EQ(nullptr, foo); ASSERT_EQ(nullptr, foo);
ASSERT_THAT(ctx->last_err.value(), testing::HasSubstr("error message for test case nix_value_init_apply_lazy_arg")); ASSERT_THAT(ctx->last_err.value(), testing::HasSubstr("error message for test case nix_value_init_apply_lazy_arg"));
@ -388,7 +388,7 @@ TEST_F(nix_api_expr_test, nix_value_init_apply_lazy_arg)
TEST_F(nix_api_expr_test, nix_copy_value) TEST_F(nix_api_expr_test, nix_copy_value)
{ {
Value * source = nix_alloc_value(ctx, state); nix_value * source = nix_alloc_value(ctx, state);
nix_init_int(ctx, source, 42); nix_init_int(ctx, source, 42);
nix_copy_value(ctx, value, source); nix_copy_value(ctx, value, source);