.clangd

@@ -1,2 +0,0 @@
-CompileFlags:
-  Add: [-std=c++23]

nixide-sys/Cargo.toml

@@ -15,7 +15,6 @@ targets = [ "x86_64-unknown-linux-gnu" ]
 
 [lib]
 path = "src/lib.rs"
-# crate-type = ["dylib"] # build libnixide_sys.so
 
 # NOTE: `[features]` have a 1-1 correspondence to the
 # NOTE: shared libraries produced by the Nix C API.

nixide-sys/build.rs

@@ -92,35 +92,32 @@ const LIBS: &[&'static str] = &[
 ];
 
 fn main() {
-    let libs: Vec<pkg_config::Library> = LIBS
+    let include_paths: Vec<PathBuf> = LIBS
         .iter()
         .map(|&name| {
-            pkg_config::probe_library(name).expect(&format!("Unable to find .pc file for {}", name))
+            let lib = pkg_config::probe_library(name)
+                .expect(&format!("Unable to find .pc file for {}", name));
+
+            for p in lib.link_files {
+                println!("cargo::rustc-link-lib={}", p.display());
+            }
+
+            lib.include_paths
         })
-        .collect();
-
-    let include_paths: Vec<PathBuf> = libs
-        .clone()
-        .into_iter()
-        .map(|lib| lib.include_paths)
-        .flatten()
-        .unique()
-        .collect();
-    let link_paths: Vec<PathBuf> = libs
-        .clone()
-        .into_iter()
-        .map(|lib| lib.link_files)
         .flatten()
         .unique()
         .collect();
 
-    // ::DEBUG:DEBUG::
+    // let clang_target = format!(
-    // for path in link_paths {
+    //     "--target={}",
-    //     println!("cargo::rustc-link-lib={}", path.display());
+    //     env::var("CARGO_BUILD_TARGET")
-    // }
+    //         .expect("Environment variable `CARGO_BUILD_TARGET` not set! nixide/build.rs won't be able to set pointer sizes correctly!"));
-    // ::DEBUG:DEBUG::
+    let clang_args: Vec<String> = vec![
-
+        "-x",
-    let clang_args: Vec<String> = vec!["-x", "c++", "-std=c++23"]
+        "c++",
+        "-std=c++23",
+        "--target=x86_64-unknown-linux-gnu", // DEBUG
+    ]
     .into_iter()
     .map(|s: &str| s.to_owned())
     .chain(include_paths.iter().map(|p| format!("-I{}", p.display())))
@@ -142,7 +139,7 @@ fn main() {
         // .files(LIBS.iter().map(|s| (*s).strip_prefix("nix-").unwrap().strip_suffix("-c").unwrap()))
         .opt_level((!cfg!(debug_assertions)) as u32 * 3)
         .includes(&include_paths)
-        .compile("nixide");
+        .compile("libnixide");
 
     let mut builder = bindgen::Builder::default()
         .rust_edition(RustEdition::Edition2024)
@@ -155,11 +152,26 @@ fn main() {
         .formatter(bindgen::Formatter::Rustfmt)
         .rustfmt_configuration_file(std::fs::canonicalize("rustfmt.toml").ok())
         // Control allow/block listing
-        .allowlist_recursively(true) 
+        .allowlist_recursively(true) // DEBUG(TEMP): should remain `false`
         // .allowlist_file(r".*nix_api_[a-z]+(_internal)?\.h")
-        .allowlist_file(r".*nix_api_[a-z]+(/[a-z_]+)?\.h")
+        .allowlist_file(r".*nix_api_[a-z]+\.h")
 
-        // .layout_tests(false) // DEBUG
+        // .allowlist_type("nix_.*")
+        // .allowlist_function("nix_.*")
+        // DEBUG
+        // .allowlist_type(r"nix_locked_flake")
+        // .allowlist_type(r"nix_flake_settings")
+        // .allowlist_type(r"nix_flake_reference")
+        // .allowlist_type(r"nix_flake_reference_parse_flags")
+        // .allowlist_type(r"nix_flake_lock_flags")
+        // DEBUG
+        
+        // .allowlist_file(r".+-gcc-14\.3\.0/include/c\+\+/14\.3\.0/optional") // allow optional type
+        // .blocklist_file(r".*-gcc-[^/]+/include/c++/[0-9\.]+/^(optional).*") // allow optional type
+        // .blocklist_file(r".*-(glibc|clang-wrapper|boost)-.*") // block stdlib (gcc|glibc|clang-wrapper|boost)
+        // .blocklist_type(r".*Optional.*")
+
+        .layout_tests(false) // DEBUG
         .use_core() // use ::core instead of ::std
         .ctypes_prefix("::core::ffi") // use ::core::ffi instead of ::std::os::raw
         .time_phases(true)
@@ -170,13 +182,13 @@ fn main() {
         .default_enum_style(bindgen::EnumVariation::Rust { non_exhaustive: false })
         // .translate_enum_integer_types(false)
         .size_t_is_usize(true)
-        // .use_distinct_char16_t(false) // DEBUG
+        .use_distinct_char16_t(false) // DEBUG (comment this)
         .generate_comments(false)
         .generate_cstr(true) // use &CStr instead of &[u8]
-        .fit_macro_constants(false)
+        .fit_macro_constants(true) // DEBUG (comment this)
         .explicit_padding(true)
-        // .enable_cxx_namespaces()
+        .enable_cxx_namespaces()
-        // .represent_cxx_operators(false) // DEBUG
+        .represent_cxx_operators(false) // DEBUG (comment this)
         .enable_function_attribute_detection()
         .raw_line("/** These bindings were auto-generated for the Nixide project (https://github.com/cry128/nixide) */");
 

nixide-sys/include/nix-store.h

@@ -6,7 +6,4 @@
 #include <nix_api_store.h>
 // #include <nix_api_store_internal.h>
 
-#include <nix_api_store/derivation.h>
-#include <nix_api_store/store_path.h>
-
 #endif

nixide-sys/libnixide-c/nixide_api_expr.h

@@ -1,12 +0,0 @@
-#ifndef NIXIDE_API_EXPR_H
-#define NIXIDE_API_EXPR_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // NIXIDE_API_EXPR_H

nixide-sys/libnixide-c/nixide_api_fetchers.cc

@@ -1,7 +1,7 @@
-#include <nix_api_util_internal.h>
+#include "nix_api_util_internal.h"
-#include <nix_api_fetchers_internal.hh>
+#include "nix_api_fetchers_internal.hh"
 
-#include <nix/fetchers/fetch-settings.hh>
+#include "nix/fetchers/fetch-settings.hh"
 
 extern "C" {
 

nixide-sys/libnixide-c/nixide_api_fetchers.h

@@ -1,10 +1,9 @@
 #ifndef NIXIDE_API_FETCHERS_H
 #define NIXIDE_API_FETCHERS_H
 
+#include "nix_api_fetchers.h"
 #include <sys/types.h>
 
-#include <nix_api_fetchers.h>
-
 #ifdef __cplusplus
 extern "C" {
 #endif

nixide-sys/libnixide-c/nixide_api_flake.cc

@@ -1,12 +1,12 @@
 // #include <string>
 
-// #include <nix_api_flake.h>
+// #include "nix_api_flake.h"
-#include <nix_api_flake_internal.hh>
+#include "nix_api_flake_internal.hh"
-// #include <nix_api_util.h>
+// #include "nix_api_util.h"
-#include <nix_api_util_internal.h>
+#include "nix_api_util_internal.h"
-// #include <nix_api_expr_internal.h>
+// #include "nix_api_expr_internal.h"
-// #include <nix_api_fetchers_internal.hh>
+// #include "nix_api_fetchers_internal.hh"
-// #include <nix_api_fetchers.h>
+// #include "nix_api_fetchers.h"
 
 #include "nix/flake/flake.hh"
 

nixide-sys/libnixide-c/nixide_api_flake.h

@@ -1,7 +1,7 @@
 #ifndef NIXIDE_API_FLAKE_H
 #define NIXIDE_API_FLAKE_H
 
-#include <nix_api_flake.h>
+#include "nix_api_flake.h"
 
 #ifdef __cplusplus
 extern "C" {

nixide-sys/libnixide-c/nixide_api_main.cc

@@ -1,30 +0,0 @@
-#include <dlfcn.h>
-
-#include <nix_api_util.h>
-#include <nix_api_util_internal.h>
-
-#include <nix/main/plugin.hh>
-
-extern "C" {
-
-nix_err nixide_register_plugin(nix_c_context * context, char * plugin)
-{
-    if (context)
-        context->last_err_code = NIX_OK;
-    if (plugin == nullptr) {
-        // TODO: should this be `NIX_ERR_RECOVERABLE` or `NIX_ERR_UNKNOWN`?
-        return nix_set_err_msg(context, NIX_ERR_RECOVERABLE, "Plugin is null");
-    }
-
-    void * handle = dlopen("libnixmainc.so", RTLD_LAZY | RTLD_GLOBAL);
-    if (!handle) {
-        return nix_set_err_msg(context, NIX_ERR_UNKNOWN, dlerror());
-    }
-
-    void * sym_addr = dlsym(handle, "pluginSettings");
-
-    try {
-    }
-    NIXC_CATCH_ERRS
-}
-}

nixide-sys/libnixide-c/nixide_api_main.h

@@ -1,17 +0,0 @@
-#ifndef NIXIDE_API_MAIN_H
-#define NIXIDE_API_MAIN_H
-
-#include <nix_api_main.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-// NOTE: all plugins should be registered BEFORE `nix_init_plugins` is run
-nix_err nixide_register_plugin(nix_c_context * context, char * plugin);
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // NIXIDE_API_MAIN_H

nixide-sys/libnixide-c/nixide_api_store.h

@@ -1,12 +0,0 @@
-#ifndef NIXIDE_API_STORE_H
-#define NIXIDE_API_STORE_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // NIXIDE_API_STORE_H

nixide-sys/libnixide-c/nixide_api_util.h

@@ -1,12 +0,0 @@
-#ifndef NIXIDE_API_UTIL_H
-#define NIXIDE_API_UTIL_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // NIXIDE_API_UTIL_H

nixide-sys/src/lib.rs

@@ -20,7 +20,7 @@ mod bindings {
 
     include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
 }
-pub use bindings::*;
+pub use bindings::root::*;
 
 mod exts;
 #[allow(unused_imports)]

nixide/Cargo.toml

@@ -13,9 +13,8 @@ build = "build.rs"
 path = "src/lib.rs"
 
 [features]
-default = ["nix"]
+default = []
-nix = ["nixide-sys/nix-util-c", "nixide-sys/nix-main-c"]
+store = ["nixide-sys/nix-store-c"]
-store = ["nix", "nixide-sys/nix-store-c"]
 exprs = ["store", "nixide-sys/nix-expr-c"]
 flakes = ["exprs", "nixide-sys/nix-flake-c", "nixide-sys/nix-fetchers-c"]
 
@@ -23,7 +22,7 @@ flakes = ["exprs", "nixide-sys/nix-flake-c", "nixide-sys/nix-fetchers-c"]
 libc = "0.2.183"
 stdext = "0.3.3"
 ctor = "0.6.3"
-nixide-sys = { path = "../nixide-sys", version = "0.1.0" }
+nixide-sys = { path = "../nixide-sys", version = "0.1.0", features = ["nix-util-c", "nix-main-c"]}
 tempfile = "3.27.0"
 
 [dev-dependencies]

nixide/src/errors/context.rs

@@ -118,8 +118,6 @@ impl Into<NixideResult<()>> for &ErrorContext {
                     .unwrap_or_else(|| panic_issue_call_failed!()),
             },
 
-            // XXX: WARNING: Recoverable only exists in later version of Nix
-            sys::NixErr::Recoverable => NixError::Recoverable,
             sys::NixErr::Unknown => NixError::Unknown,
         };
 

nixide/src/errors/nix_error.rs

@@ -6,22 +6,6 @@ use crate::sys;
 /// produced by the libnix C API.
 #[derive(Debug, Clone)]
 pub enum NixError {
-    /// A recoverable error occurred.
-    ///
-    /// # Reason
-    ///
-    /// This is used primarily by C API *consumers* to communicate that a failed
-    /// primop call should be retried on the next evaluation attempt.
-    ///
-    /// # Nix C++ API Internals
-    ///
-    /// ```cpp
-    /// // `NIX_ERR_NIX_ERROR` variant of the `nix_err` enum type
-    /// NIX_ERR_RECOVERABLE = -4
-    /// ```
-    ///
-    Recoverable,
-
     /// A generic Nix error occurred.
     ///
     /// # Reason
@@ -35,7 +19,6 @@ pub enum NixError {
     /// // `NIX_ERR_NIX_ERROR` variant of the `nix_err` enum type
     /// NIX_ERR_NIX_ERROR = -4
     /// ```
-    ///
     ExprEval { name: String, info_msg: String },
 
     /// A key/index access error occurred in C API functions.
@@ -64,7 +47,6 @@ pub enum NixError {
     /// // `NIX_ERR_KEY` variant of the `nix_err` enum type
     /// NIX_ERR_KEY = -3
     /// ```
-    ///
     KeyNotFound(Option<String>),
 
     /// An overflow error occurred.
@@ -80,7 +62,6 @@ pub enum NixError {
     /// // `NIX_ERR_OVERFLOW` variant of the `nix_err` enum type
     /// NIX_ERR_OVERFLOW = -2
     /// ```
-    ///
     Overflow,
 
     /// An unknown error occurred.
@@ -96,7 +77,6 @@ pub enum NixError {
     /// // `NIX_ERR_OVERFLOW` variant of the `nix_err` enum type
     /// NIX_ERR_UNKNOWN = -1
     /// ```
-    ///
     Unknown,
 
     ///
@@ -115,14 +95,12 @@ pub enum NixError {
     /// This is solely a language difference between C++ and Rust, since
     /// [sys::NixErr] is defined over the *"continuous" (not realy)*
     /// type [::core::ffi::c_int].
-    ///
     Undocumented(sys::NixErr),
 }
 
 impl Display for NixError {
     fn fmt(&self, f: &mut Formatter<'_>) -> FmtResult {
         match self {
-            NixError::Recoverable => write!(f, "[libnix] Recoverable error occurred"),
             NixError::ExprEval { name, info_msg } => write!(
                 f,
                 "[libnix] NixExpr evaluation failed [name=\"{name}\", info_msg=\"{info_msg}\"]"
@@ -142,13 +120,12 @@ impl Display for NixError {
 impl NixError {
     pub fn err_code(&self) -> sys::NixErr {
         match self {
-            NixError::Recoverable => sys::NixErr::Recoverable,
+            NixError::Overflow => sys::NixErr::Overflow,
+            NixError::KeyNotFound(_) => sys::NixErr::Key,
             NixError::ExprEval {
                 name: _,
                 info_msg: _,
             } => sys::NixErr::NixError,
-            NixError::KeyNotFound(_) => sys::NixErr::Key,
-            NixError::Overflow => sys::NixErr::Overflow,
             NixError::Unknown => sys::NixErr::NixError,
             NixError::Undocumented(err) => err.clone(),
         }

nixide/src/expr/realised_string.rs

@@ -1,7 +1,6 @@
 use std::cell::RefCell;
 use std::ffi::c_char;
 use std::ptr::NonNull;
-use std::rc::Rc;
 
 use crate::errors::ErrorContext;
 use crate::expr::values::NixString;
@@ -75,18 +74,15 @@ impl<'a> RealisedString<'a> {
 
         Ok(Self {
             inner: RefCell::new(inner),
-            path: Self::parse_path(inner.as_ptr(), state.store_ref().clone()),
+            path: Self::parse_path(inner.as_ptr(), &state.store_ref().borrow()),
             children: LazyArray::new(
                 size,
-                Box::new(|_| StorePath::fake_path(state.store_ref().clone()).unwrap()),
+                Box::new(|_| StorePath::fake_path(&state.store_ref().borrow()).unwrap()),
             ),
         })
     }
 
-    fn parse_path(
+    fn parse_path(realised_string: *mut sys::NixRealisedString, store: &Store) -> StorePath {
-        realised_string: *mut sys::NixRealisedString,
-        store: Rc<RefCell<Store>>,
-    ) -> StorePath {
         let buffer_ptr = unsafe { sys::nix_realised_string_get_buffer_start(realised_string) };
         let buffer_size = unsafe { sys::nix_realised_string_get_buffer_size(realised_string) };
 

nixide/src/flake/flake_lock_flags.rs

@@ -12,8 +12,6 @@ use crate::util::wrappers::AsInnerPtr;
 pub enum FlakeLockMode {
     /// Configures [LockedFlake::lock] to make incremental changes to the lock file as needed. Changes are written to file.
     ///
-    /// This is the default mode.
-    ///
     WriteAsNeeded,
 
     /// Like [FlakeLockMode::WriteAsNeeded], but does not write to the lock file.

nixide/src/flake/locked_flake.rs

@@ -166,10 +166,7 @@ mod tests {
 
         assert_eq!(flakeref.fragment(), "subthing");
 
-        let outputs = LockedFlake::lock(FlakeLockMode::WriteAsNeeded, flakeref, &eval_state)
+        let outputs = LockedFlake::lock(, flakeref, &eval_state).unwrap().outputs().unwrap();
-            .unwrap()
-            .outputs()
-            .unwrap();
 
         assert!(matches!(outputs, Value::Attrs(_)));
         if let Value::Attrs(outputs) = outputs {
@@ -265,9 +262,9 @@ mod tests {
         assert_eq!(flakeref_a.fragment(), "");
 
         // Step 1: Do not update (check), fails
-        flake_lock_flags.set_mode(FlakeLockMode::Check).unwrap();
+        flake_lock_flags.set_mode(&FlakeLockMode::Check).unwrap();
 
-        let locked_flake = LockedFlake::lock(FlakeLockMode::Check, flakeref_a, &eval_state);
+        let locked_flake = LockedFlake::lock(flake_lock_flags, flakeref_a, &eval_state);
         // Has not been locked and would need to write a lock file.
         assert!(locked_flake.is_err());
         let saved_err = match locked_flake {
@@ -276,7 +273,7 @@ mod tests {
         };
 
         // Step 2: Update but do not write, succeeds
-        flake_lock_flags.set_mode(FlakeLockMode::Virtual).unwrap();
+        flake_lock_flags.set_mode(&FlakeLockMode::Virtual).unwrap();
 
         let locked_flake = LockedFlake::lock(flake_lock_flags, flakeref_a, &eval_state).unwrap();
 
@@ -293,7 +290,7 @@ mod tests {
         }
 
         // Step 3: The lock was not written, so Step 1 would fail again
-        flake_lock_flags.set_mode(FlakeLockMode::Check).unwrap();
+        flake_lock_flags.set_mode(&FlakeLockMode::Check).unwrap();
 
         let locked_flake = LockedFlake::lock(flake_lock_flags, flakeref_a, &eval_state);
         // Has not been locked and would need to write a lock file.
@@ -306,7 +303,7 @@ mod tests {
 
         // Step 4: Update and write, succeeds
         flake_lock_flags
-            .set_mode(FlakeLockMode::WriteAsNeeded)
+            .set_mode(&FlakeLockMode::WriteAsNeeded)
             .unwrap();
 
         let locked_flake = LockedFlake::lock(flake_lock_flags, flakeref_a, &eval_state).unwrap();
@@ -324,7 +321,7 @@ mod tests {
         }
 
         // Step 5: Lock was written, so Step 1 succeeds
-        flake_lock_flags.set_mode(FlakeLockMode::Check).unwrap();
+        flake_lock_flags.set_mode(&FlakeLockMode::Check).unwrap();
 
         let locked_flake = LockedFlake::lock(flake_lock_flags, flakeref_a, &eval_state).unwrap();
 
@@ -344,7 +341,7 @@ mod tests {
 
         // This shouldn't matter; write_as_needed will be overridden
         flake_lock_flags
-            .set_mode(FlakeLockMode::WriteAsNeeded)
+            .set_mode(&FlakeLockMode::WriteAsNeeded)
             .unwrap();
 
         let flakeref_c = FlakeRef::parse(&format!("path:{}", &flake_dir_c_str)).unwrap();
@@ -370,7 +367,7 @@ mod tests {
         let mut flake_lock_flags = FlakeLockFlags::new(&flake_settings).unwrap();
 
         // Step 7: Override was not written; lock still points to b
-        flake_lock_flags.set_mode(FlakeLockMode::Check).unwrap();
+        flake_lock_flags.set_mode(&FlakeLockMode::Check).unwrap();
 
         let locked_flake = LockedFlake::lock(flake_lock_flags, flakeref_a, &eval_state).unwrap();
 

nixide/src/lib.rs

@@ -8,11 +8,10 @@ pub extern crate nixide_sys as sys;
 
 pub(crate) mod errors;
 mod init;
-pub mod logging;
 mod nix_settings;
-pub mod plugins;
 mod stdext;
 pub(crate) mod util;
+mod verbosity;
 mod version;
 
 #[cfg(feature = "exprs")]
@@ -24,6 +23,7 @@ mod store;
 
 pub use errors::{NixError, NixideError, NixideResult};
 pub use nix_settings::{get_global_setting, set_global_setting};
+pub use verbosity::{NixVerbosity, set_verbosity};
 pub use version::NixVersion;
 
 #[cfg(feature = "exprs")]

nixide/src/logging.rs

@@ -1,76 +0,0 @@
-use crate::errors::ErrorContext;
-use crate::stdext::AsCPtr as _;
-use crate::sys;
-use crate::util::wrap;
-use crate::util::wrappers::AsInnerPtr as _;
-
-pub use sys::NixVerbosity;
-
-/// Sets the verbosity level.
-///
-/// **This function should never fail!**
-/// A panic would indicate a bug in nixide itself.
-///
-/// # Nix C++ API Internals
-///
-/// ```cpp
-/// nix_err nix_set_verbosity(nix_c_context * context, nix_verbosity level)
-/// {
-///     if (context)
-///         context->last_err_code = NIX_OK;
-///     if (level > NIX_LVL_VOMIT || level < NIX_LVL_ERROR)
-///         return nix_set_err_msg(context, NIX_ERR_UNKNOWN, "Invalid verbosity level");
-///     try {
-///         nix::verbosity = static_cast<nix::Verbosity>(level);
-///     } catch (...) {
-///         return nix_context_error(context);
-///     }
-///     return NIX_OK;
-/// }
-/// ```
-///
-pub fn set_verbosity(level: NixVerbosity) {
-    wrap::nix_fn!(|ctx: &ErrorContext| unsafe {
-        sys::nix_set_verbosity(ctx.as_ptr(), level);
-    })
-    .unwrap()
-}
-
-/// The log formats `libnix` can output.
-///
-/// # Nix C++ API Internals
-///
-/// Defined in `/libmain/include/nix/main/loggers.hh`.
-///
-pub enum LogFormat {
-    Raw,
-    RawWithLogs,
-    InternalJSON,
-    Bar,
-    BarWithLogs,
-}
-
-impl ToString for LogFormat {
-    fn to_string(&self) -> String {
-        match self {
-            LogFormat::Raw => "raw".to_owned(),
-            LogFormat::RawWithLogs => "raw-with-logs".to_owned(),
-            LogFormat::InternalJSON => "internal-json".to_owned(),
-            LogFormat::Bar => "bar".to_owned(),
-            LogFormat::BarWithLogs => "bar-with-logs".to_owned(),
-        }
-    }
-}
-
-/// Configure the global (default) logger's output format.
-///
-/// **This function should never fail!**
-/// A panic would indicate a nix's `enum LogFormat` has been
-/// modified without nixide updating to account for this.
-///
-pub fn set_log_format(format: LogFormat) {
-    wrap::nix_fn!(|ctx: &ErrorContext| unsafe {
-        sys::nix_set_log_format(ctx.as_ptr(), format.to_string().as_c_ptr().unwrap());
-    })
-    .unwrap()
-}

nixide/src/plugins.rs

@@ -1,10 +0,0 @@
-use crate::NixideResult;
-use crate::errors::ErrorContext;
-use crate::util::wrap;
-use crate::util::wrappers::AsInnerPtr as _;
-
-pub fn load_plugins() -> NixideResult<()> {
-    wrap::nix_fn!(|ctx: &ErrorContext| unsafe {
-        sys::nix_init_plugins(ctx.as_ptr());
-    })
-}

nixide/src/verbosity.rs

@@ -0,0 +1,36 @@
+use crate::errors::ErrorContext;
+use crate::sys;
+use crate::util::wrap;
+use crate::util::wrappers::AsInnerPtr as _;
+
+pub use sys::NixVerbosity;
+
+/// Sets the verbosity level.
+///
+/// **This function should never fail!**
+/// A panic would indicate a bug in nixide itself.
+///
+/// # Nix C++ API Internals
+///
+/// ```cpp
+/// nix_err nix_set_verbosity(nix_c_context * context, nix_verbosity level)
+/// {
+///     if (context)
+///         context->last_err_code = NIX_OK;
+///     if (level > NIX_LVL_VOMIT || level < NIX_LVL_ERROR)
+///         return nix_set_err_msg(context, NIX_ERR_UNKNOWN, "Invalid verbosity level");
+///     try {
+///         nix::verbosity = static_cast<nix::Verbosity>(level);
+///     } catch (...) {
+///         return nix_context_error(context);
+///     }
+///     return NIX_OK;
+/// }
+/// ```
+///
+pub fn set_verbosity(level: NixVerbosity) {
+    wrap::nix_fn!(|ctx: &ErrorContext| unsafe {
+        sys::nix_set_verbosity(ctx.as_ptr(), level);
+    })
+    .unwrap()
+}