Remove dead code from the bun_runtime re-export hubs, bun_core, bun_css, bun_install, bun_bundler, the FFI crates, and the error-code table

src/bun.js.rs

@@ -7,10 +7,6 @@ use bun_core::{Global, Output};
 use bun_jsc::virtual_machine::VirtualMachine;
 use bun_standalone_graph::StandaloneModuleGraph::{Flags as GraphFlags, StandaloneModuleGraph};
 
-// Thin re-exports (mirrors `pub const X = @import(...)` at file top).
-pub use crate::api;
-pub use crate::webcore;
-
 pub(crate) fn apply_standalone_runtime_flags(
     b: &mut bun_bundler::Transpiler,
     graph: &StandaloneModuleGraph,

src/bun_core/Global.rs

@@ -831,7 +831,7 @@ pub fn crash() -> ! {
     exit(1);
 }
 
-// `BunInfo` (struct + `generate()`) lives at `bun_runtime::server::BunInfo`
+// `BunInfo` (struct + `generate()`) lives in `bun_runtime`'s server module
 // because it depends on analytics/js_parser/interchange — all higher-tier. Only the version constants below
 // are needed at this tier.
 

src/bun_core/string/immutable.rs

@@ -15,7 +15,6 @@ pub use self::unicode::{
     decode_wtf8_rune_t_multibyte, wtf8_byte_sequence_length,
     wtf8_byte_sequence_length_with_invalid,
 };
-pub use unicode_draft::CodePointZero;
 
 // Sub-modules (peer files under `src/string/immutable/`).
 #[path = "immutable/escapeHTML.rs"]

src/bun_core/string/immutable/unicode.rs

@@ -51,8 +51,7 @@ fn append_u16_as_u8(dst: &mut Vec<u8>, src: &[u16]) {
 
 /// Integer types usable as the codepoint result of [`decode_wtf8_rune_t`].
 /// Sealed to two instantiations (`i32` aka `CodePoint`, and `u32`);
-/// every caller in-tree is one of these. `ZERO_VALUE` is the per-type sentinel
-/// (`-1` for i32, `0` for u32).
+/// every caller in-tree is one of these.
 ///
 /// Bounds widened from `From<u8>` to include the bit-ops needed by
 /// `decode_wtf8_rune_t_multibyte` plus a `from_u32` constructor (folds in the
@@ -66,8 +65,6 @@ pub trait CodePointZero:
     + core::ops::BitOr<Output = Self>
     + core::ops::BitAnd<Output = Self>
 {
-    const ZERO_VALUE: Self;
-    const MAX: Self;
     fn from_u32(v: u32) -> Self;
     /// Alias kept for `decode_wtf8_rune_t_multibyte` integer-literal compares.
     #[inline]
@@ -77,17 +74,13 @@ pub trait CodePointZero:
 }
 
 impl CodePointZero for CodePoint {
-    const ZERO_VALUE: Self = -1;
-    const MAX: Self = CodePoint::MAX;
     #[inline]
     fn from_u32(v: u32) -> Self {
         v as i32
     }
 }
 
 impl CodePointZero for u32 {
-    const ZERO_VALUE: Self = 0;
-    const MAX: Self = u32::MAX;
     #[inline]
     fn from_u32(v: u32) -> Self {
         v

src/bundler/LinkerContext.rs

@@ -61,12 +61,9 @@ pub(crate) use crate::linker_context::scan_imports_and_exports::scan_imports_and
 
 pub(crate) use crate::linker_context::compute_chunks::compute_chunks;
 pub use crate::linker_context::metafile_builder as MetafileBuilder;
-pub use crate::linker_context::output_file_list_builder as OutputFileListBuilder;
-pub use crate::linker_context::static_route_visitor as StaticRouteVisitor;
 // do_step5 / create_exports_for_file are inherent methods on LinkerContext (see
 // `linker_context/doStep5.rs`), not free functions — no item re-export.
 pub(crate) use crate::linker_context::compute_cross_chunk_dependencies::compute_cross_chunk_dependencies;
-pub use crate::linker_context::do_step5;
 pub(crate) use crate::linker_context::generate_chunks_in_parallel::generate_chunks_in_parallel;
 pub(crate) use crate::linker_context::post_process_css_chunk::post_process_css_chunk;
 pub(crate) use crate::linker_context::post_process_html_chunk::post_process_html_chunk;

src/bundler/bundle_v2.rs

@@ -450,7 +450,7 @@ pub mod bv2_impl {
 
         /// TYPE_ONLY subset of the `Framework` fields
         /// the bundler/parser actually consult; `file_system_router_types`
-        /// stays in T6 because only `bake::FrameworkRouter` reads it.
+        /// stays in T6 because only `bake::framework_router` reads it.
         #[non_exhaustive]
         pub struct Framework {
             pub(crate) built_in_modules: bun_collections::StringArrayHashMap<BuiltInModule>,
@@ -7300,7 +7300,6 @@ pub mod bv2_impl {
         }
     }
 
-    pub use crate::AdditionalFile;
     pub use bun_core::cheap_prefix_normalizer;
 
     #[derive(Clone, Copy, Default)]
@@ -7683,7 +7682,6 @@ pub mod bv2_impl {
     pub use crate::BundleThread::{BuildResult, BundleV2Result, CompletionStruct, singleton};
 
     // re-exports
-    pub use crate::IndexStringMap::IndexStringMap;
     pub use bun_ast::Loc;
 
     // C++ binding for lazy metafile getter (defined in BundlerMetafile.cpp)

src/bundler/lib.rs

@@ -237,7 +237,6 @@ pub(crate) use bun_ast::{Index, IndexInt};
 pub mod options {
     pub use super::OutputFile;
     pub use super::options_impl::*;
-    pub use super::output_file::BakeExtra;
     pub use super::output_file::IndexOptional;
     /// `OutputFile.init` argument struct.
     pub(crate) use super::output_file::Options as OutputFileInit;

src/codegen/generate-classes.ts

@@ -1752,9 +1752,7 @@ const rustModuleResolver = (() => {
         const asMatch = item.match(/^(\S+)\s+as\s+(\w+)$/);
         const source = asMatch ? asMatch[1] : item;
         const exported = asMatch ? asMatch[2] : item;
-        // Skip module re-exports: `pub use foo::glob as Glob` re-exports a
-        // *module* (lowercase source leaf), not a type — `crate::api::Glob`
-        // wouldn't name a struct.
+        // A module re-export (lowercase source leaf) does not name a type.
         const sourceLeaf = source.split("::").pop()!;
         if (!/^[A-Z]/.test(sourceLeaf)) continue;
         if (!/^[A-Z]\w*$/.test(exported)) continue;

src/collections/lib.rs

@@ -479,5 +479,4 @@ pub mod hash_map {
 }
 
 pub mod array_list;
-pub use array_list::ArrayListAlignedIn;
 pub use array_list::ArrayListDefault;

src/css/css_parser.rs

@@ -60,7 +60,6 @@ pub use crate::properties::{
     css_modules::Composes,
     custom::{TokenList, TokenListFns},
 };
-pub use crate::rules::custom_media::CustomMediaRule as CustomMedia;
 pub use crate::rules::{
     self as css_rules, CssRule, CssRuleList, Location, MinifyContext, StyleContext,
     import::{ImportConditions, ImportRule},
@@ -74,7 +73,7 @@ pub use crate::selectors::{
     parser::{Component, PseudoClass, PseudoElement, Selector, SelectorList},
     selector,
 };
-pub use crate::values::ident::{CustomIdentFns, DashedIdentFns, IdentFns};
+pub use crate::values::ident::{CustomIdentFns, DashedIdentFns};
 
 pub use crate::values::{
     color::ColorFallbackKind,

src/css/generics.rs

@@ -298,7 +298,6 @@ macro_rules! css_eql_partialeq {
         }
     )+};
 }
-pub use css_eql_partialeq;
 
 impl CssEql for [u8] {
     #[inline]

src/css/lib.rs

@@ -121,7 +121,7 @@ pub(crate) use compat::Feature;
 /// Alias of `error::ParserErrorKind`.
 pub use error::ParserErrorKind as ParseErrorKind;
 pub use properties::custom::{TokenList, TokenListFns};
-pub use values::ident::{CustomIdentFns, DashedIdentFns, IdentFns};
+pub use values::ident::IdentFns;
 pub use values::string::{CssString as CSSString, CssStringFns as CSSStringFns};
 
 // `css::generic::*` is an alternate spelling of the protocol traits +

src/css/rules/container.rs

@@ -44,7 +44,6 @@ impl ContainerName {
     }
 }
 
-pub use ContainerName as ContainerNameFns;
 pub(crate) type ContainerSizeFeature = QueryFeature<ContainerSizeFeatureId>;
 
 #[derive(Clone, Copy, PartialEq, Eq, css::DefineEnumProperty)]

src/css/selectors/selector.rs

@@ -10,9 +10,6 @@ use bun_collections::ArrayHashMap;
 
 bun_core::declare_scope!(CSS_SELECTORS, visible);
 
-pub use css::PrintErr as _PrintErr;
-pub use css::Printer as _Printer; // re-export alias parity
-
 pub(crate) use parser::Component;
 pub use parser::PseudoClass;
 pub use parser::PseudoElement;

src/install/PackageManager.rs

@@ -232,9 +232,7 @@ pub use resolution::{assign_root_resolution, resolve_from_disk_cache};
 
 pub use self::progress_strings::ProgressStrings;
 
-pub use self::patch_package::{PatchCommitResult, do_patch_commit, prepare_patch};
-
-pub use self::process_dependency_list::GitResolver;
+pub use self::patch_package::PatchCommitResult;
 
 pub use self::run_tasks::{
     alloc_github_url, decrement_pending_tasks, drain_dependency_list, flush_dependency_queue,

src/install/lib.rs

@@ -304,7 +304,6 @@ pub use repository::{Repository, RepositoryExt};
 pub use resolution::Tag as ResolutionTag;
 
 // Real types — previously shadowed by inline ZST stubs in this file.
-pub use _folder_resolver::FolderResolution;
 pub use isolated_install::Store;
 pub use lifecycle_script_runner::LifecycleScriptSubprocess;
 pub use network_task::NetworkTask;
@@ -313,7 +312,6 @@ pub use package_manager_real::security_scanner::SecurityScanSubprocess;
 pub use package_manager_task::Task;
 pub use package_manifest_map::PackageManifestMap;
 pub use patch_install::PatchTask;
-pub use postinstall_optimizer::PostinstallOptimizer;
 pub use tarball_stream::TarballStream;
 
 // PackageManager + its associated types — re-exported from the file-backed

src/install/patch_install.rs

@@ -20,8 +20,6 @@ use crate::{
     resolution::Resolution,
 };
 
-pub use crate::lockfile::PatchedDep;
-
 bun_output::declare_scope!(InstallPatch, visible);
 
 /// Length of the hex representation of `u64::MAX` (i.e. 16).

src/jsc/VirtualMachine.rs

@@ -202,7 +202,7 @@ pub struct VirtualMachine {
     // `transpiler.resolver.standalone_module_graph` without a downcast.
     pub standalone_module_graph: Option<&'static dyn bun_resolver::StandaloneModuleGraph>,
     pub smol: bool,
-    // LAYERING: real type is `bun_runtime::api::dns::Resolver::Order` (forward
+    // LAYERING: real type is `bun_runtime::dns_jsc::Order` (forward
     // dep); stored as its `u8` repr.
     pub dns_result_order: u8,
     pub cpu_profiler_config: Option<crate::bun_cpu_profiler::CPUProfilerConfig>,
@@ -2021,7 +2021,7 @@ extern crate alloc;
 // §Dispatch — `bun_runtime` vtable.
 //
 // `init` / `load_entry_point` / the `bun -e` path reach into types that live
-// in the higher-tier `bun_runtime` crate (`api::Timer::All`, `node::fs`,
+// in the higher-tier `bun_runtime` crate (`timer::All`, `node::fs`,
 // `webcore::Body`, the bundler entry-point generator, …). Per PORTING.md
 // §Dispatch (cold-path), the low tier defines a manual vtable; `bun_runtime`
 // defines the `#[no_mangle]` static `__BUN_RUNTIME_HOOKS`. The fn-ptr
@@ -3169,7 +3169,7 @@ pub struct Options {
     pub env_loader: Option<NonNull<bun_dotenv::Loader>>,
     pub store_fd: bool,
     pub smol: bool,
-    // LAYERING: real type is `bun_runtime::api::dns::Resolver::Order` (forward
+    // LAYERING: real type is `bun_runtime::dns_jsc::Order` (forward
     // dep); stored as its `u8` repr.
     pub dns_result_order: u8,
     /// `--print` needs the result from evaluating the main module.

src/jsc/bindings/ErrorCode.ts

@@ -24,7 +24,6 @@ const errors: ErrorCodeMapping = [
   ["ERR_BORINGSSL", Error],
   ["ERR_ZSTD", Error],
   ["ERR_BROTLI_INVALID_PARAM", RangeError],
-  ["ERR_BUFFER_CONTEXT_NOT_AVAILABLE", Error],
   ["ERR_BUFFER_OUT_OF_BOUNDS", RangeError],
   ["ERR_BUFFER_TOO_LARGE", RangeError],
   ["ERR_CHILD_PROCESS_IPC_REQUIRED", Error],
@@ -40,9 +39,7 @@ const errors: ErrorCodeMapping = [
   ["ERR_CRYPTO_HASH_UPDATE_FAILED", Error],
   ["ERR_CRYPTO_INCOMPATIBLE_KEY_OPTIONS", Error],
   ["ERR_CRYPTO_INCOMPATIBLE_KEY", Error],
-  ["ERR_CRYPTO_INITIALIZATION_FAILED", Error],
   ["ERR_CRYPTO_INVALID_AUTH_TAG", TypeError],
-  ["ERR_CRYPTO_INVALID_COUNTER", TypeError],
   ["ERR_CRYPTO_INVALID_CURVE", TypeError],
   ["ERR_CRYPTO_INVALID_DIGEST", TypeError],
   ["ERR_CRYPTO_INVALID_IV", TypeError],
@@ -54,12 +51,9 @@ const errors: ErrorCodeMapping = [
   ["ERR_CRYPTO_INVALID_MESSAGELEN", RangeError],
   ["ERR_CRYPTO_INVALID_SCRYPT_PARAMS", RangeError],
   ["ERR_CRYPTO_INVALID_STATE", Error],
-  ["ERR_CRYPTO_INVALID_TAG_LENGTH", RangeError],
-  ["ERR_CRYPTO_JOB_INIT_FAILED", Error],
   ["ERR_CRYPTO_JWK_UNSUPPORTED_CURVE", Error],
   ["ERR_CRYPTO_JWK_UNSUPPORTED_KEY_TYPE", Error],
   ["ERR_CRYPTO_OPERATION_FAILED", Error],
-  ["ERR_CRYPTO_SCRYPT_INVALID_PARAMETER", Error],
   ["ERR_CRYPTO_SIGN_KEY_REQUIRED", Error],
   ["ERR_CRYPTO_TIMING_SAFE_EQUAL_LENGTH", RangeError],
   ["ERR_CRYPTO_UNKNOWN_CIPHER", Error],
@@ -72,7 +66,6 @@ const errors: ErrorCodeMapping = [
   ["ERR_ENCODING_INVALID_ENCODED_DATA", TypeError],
   ["ERR_ENCODING_NOT_SUPPORTED", RangeError],
   ["ERR_EVENT_RECURSION", Error],
-  ["ERR_EXECUTION_ENVIRONMENT_NOT_AVAILABLE", Error],
   ["ERR_FEATURE_UNAVAILABLE_ON_PLATFORM", TypeError],
   ["ERR_FORMDATA_PARSE_ERROR", TypeError],
   ["ERR_FS_CP_DIR_TO_NON_DIR", Error],
@@ -130,7 +123,6 @@ const errors: ErrorCodeMapping = [
   ["ERR_HTTP2_INVALID_SETTING_VALUE", TypeError, "TypeError", RangeError],
   ["ERR_ILLEGAL_CONSTRUCTOR", TypeError],
   ["ERR_INCOMPATIBLE_OPTION_PAIR", TypeError],
-  ["ERR_INVALID_ADDRESS", Error],
   ["ERR_INVALID_ADDRESS_FAMILY", RangeError],
   ["ERR_INVALID_ARG_TYPE", TypeError],
   ["ERR_INVALID_ARG_VALUE", TypeError, undefined, RangeError],
@@ -146,7 +138,6 @@ const errors: ErrorCodeMapping = [
   ["ERR_INVALID_MIME_SYNTAX", TypeError],
   ["ERR_INVALID_MODULE", Error],
   ["ERR_INVALID_OBJECT_DEFINE_PROPERTY", TypeError],
-  ["ERR_INVALID_PACKAGE_CONFIG", Error],
   ["ERR_INVALID_PROTOCOL", TypeError],
   ["ERR_INVALID_RETURN_VALUE", TypeError],
   ["ERR_INVALID_STATE", Error, undefined, TypeError, RangeError],
@@ -160,15 +151,12 @@ const errors: ErrorCodeMapping = [
   ["ERR_IPC_ONE_PIPE", Error],
   ["ERR_LOAD_SQLITE_EXTENSION", Error],
   ["ERR_MEMORY_ALLOCATION_FAILED", Error],
-  ["ERR_MESSAGE_TARGET_CONTEXT_UNAVAILABLE", Error],
   ["ERR_METHOD_NOT_IMPLEMENTED", Error],
   ["ERR_MISSING_ARGS", TypeError],
   ["ERR_MISSING_PASSPHRASE", TypeError],
-  ["ERR_MISSING_PLATFORM_FOR_WORKER", Error],
   ["ERR_MODULE_LINK_MISMATCH", TypeError],
   ["ERR_MODULE_NOT_FOUND", Error],
   ["ERR_MULTIPLE_CALLBACK", Error],
-  ["ERR_NON_CONTEXT_AWARE_DISABLED", Error],
   ["ERR_OPERATION_FAILED", Error],
   ["ERR_OUT_OF_RANGE", RangeError],
   ["ERR_PARSE_ARGS_INVALID_OPTION_VALUE", TypeError],
@@ -218,7 +206,6 @@ const errors: ErrorCodeMapping = [
   ["ERR_MYSQL_IDLE_TIMEOUT", Error, "MySQLError"],
   ["ERR_MYSQL_LIFETIME_TIMEOUT", Error, "MySQLError"],
   ["ERR_UNHANDLED_REJECTION", Error, "UnhandledPromiseRejection"],
-  ["ERR_REQUIRE_ASYNC_MODULE", Error],
   ["ERR_S3_INVALID_ENDPOINT", Error],
   ["ERR_S3_INVALID_METHOD", Error],
   ["ERR_S3_INVALID_PATH", Error],
@@ -259,7 +246,6 @@ const errors: ErrorCodeMapping = [
   ["ERR_TLS_INVALID_PROTOCOL_METHOD", TypeError],
   ["ERR_TLS_INVALID_PROTOCOL_VERSION", TypeError],
   ["ERR_TLS_PROTOCOL_VERSION_CONFLICT", TypeError],
-  ["ERR_TLS_PSK_SET_IDENTITY_HINT_FAILED", Error],
   ["ERR_TLS_RENEGOTIATION_DISABLED", Error],
   ["ERR_TLS_RENEGOTIATION_UNSUPPORTED", Error],
   ["ERR_TLS_SNI_FROM_SERVER", Error],
@@ -275,9 +261,7 @@ const errors: ErrorCodeMapping = [
   ["ERR_UNKNOWN_SIGNAL", TypeError],
   ["ERR_ZSTD_INVALID_PARAM", RangeError],
   ["ERR_USE_AFTER_CLOSE", Error],
-  ["ERR_WASI_NOT_STARTED", Error],
   ["ERR_WEBASSEMBLY_RESPONSE", TypeError],
-  ["ERR_WORKER_INIT_FAILED", Error],
   ["ERR_WORKER_NOT_RUNNING", Error],
   ["ERR_WORKER_UNSUPPORTED_OPERATION", TypeError],
   ["ERR_WORKER_PATH", TypeError],
@@ -329,7 +313,6 @@ const errors: ErrorCodeMapping = [
   ["HPE_CLOSED_CONNECTION", Error],
   ["HPE_INVALID_CHUNK_SIZE", Error],
   ["HPE_INVALID_CONSTANT", Error],
-  ["ERR_SECRETS_NOT_AVAILABLE", Error],
   ["ERR_SECRETS_NOT_FOUND", Error],
   ["ERR_SECRETS_ACCESS_DENIED", Error],
   ["ERR_SECRETS_PLATFORM_ERROR", Error],

src/jsc/generated.rs

@@ -96,12 +96,7 @@ pub type GenString = bun_core::String;
 /// `release_gen_val_array_buffer` in the owning containers' `Drop` impls.
 pub type GenArrayBuffer = *mut JSCArrayBuffer;
 
-/// `bun.bun_js.webcore.Blob.Ref` — adopted `*mut Blob` (the codegen `m_ctx`
-/// payload). LAYERING: `webcore::Blob` lives in `bun_runtime` (a dependent of
-/// this crate); the bindgen extern struct only ever stores the raw pointer
-/// (filled by C++ `bindgenConvertJSTo*`), so it stays erased as `*mut c_void`
-/// here and is cast to `*mut bun_runtime::webcore::Blob` by the consumer in
-/// `bun_runtime::api::bun::spawn::stdio::convert_from_extern`.
+/// The codegen `m_ctx` `*mut webcore::Blob`, erased: `Blob` lives in `bun_runtime`.
 pub type GenBlob = *mut core::ffi::c_void;
 
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