chore: feature gate html manipulation code (#13410)

* Feature gate html manipulation code

* Change file

Author: Legend-Master

.changes/feature-gate-html-manipulation.md

@@ -0,0 +1,6 @@
+---
+"tauri": 'patch:changes'
+"tauri-utils": 'patch:breaking'
+---
+
+Feature gated the HTML manipulation code in `tauri-utils` behined a flag to reduce compile time

crates/tauri-cli/Cargo.toml

@@ -63,6 +63,7 @@ tauri-utils = { version = "2.4.0", path = "../tauri-utils", features = [
   "schema",
   "config-json5",
   "config-toml",
+  "html-manipulation",
 ] }
 tauri-utils-v1 = { version = "1", package = "tauri-utils", features = [
   "isolation",

crates/tauri-utils/Cargo.toml

@@ -22,8 +22,8 @@ brotli = { version = "8", optional = true, default-features = false, features =
   "std",
 ] }
 url = { version = "2", features = ["serde"] }
-html5ever = "0.26"
-kuchiki = { package = "kuchikiki", version = "0.8" }
+html5ever = { version = "0.26", optional = true }
+kuchiki = { package = "kuchikiki", version = "0.8", optional = true }
 proc-macro2 = { version = "1", optional = true }
 quote = { version = "1", optional = true }
 # Our code requires at least 0.8.18 so don't change this to 0.8
@@ -59,11 +59,19 @@ getrandom = { version = "0.2", features = ["std"] }
 serial_test = "3"
 
 [features]
-build = ["proc-macro2", "quote", "cargo_metadata", "schema", "swift-rs"]
+build = [
+  "proc-macro2",
+  "quote",
+  "cargo_metadata",
+  "schema",
+  "swift-rs",
+  "html-manipulation",
+]
 compression = ["brotli"]
 schema = ["schemars"]
 isolation = ["aes-gcm", "getrandom", "serialize-to-javascript"]
 process-relaunch-dangerous-allow-symlink-macos = []
 config-json5 = ["json5"]
 config-toml = []
 resources = ["walkdir"]
+html-manipulation = ["dep:html5ever", "dep:kuchiki"]

crates/tauri-utils/src/assets.rs

@@ -12,6 +12,11 @@ use std::{
   path::{Component, Path},
 };
 
+/// The token used for script nonces.
+pub const SCRIPT_NONCE_TOKEN: &str = "__TAURI_SCRIPT_NONCE__";
+/// The token used for style nonces.
+pub const STYLE_NONCE_TOKEN: &str = "__TAURI_STYLE_NONCE__";
+
 /// Assets iterator.
 pub type AssetsIter<'a> = dyn Iterator<Item = (Cow<'a, str>, Cow<'a, [u8]>)> + 'a;
 

crates/tauri-utils/src/html.rs

@@ -19,14 +19,12 @@ use serde::Serialize;
 #[cfg(feature = "isolation")]
 use serialize_to_javascript::DefaultTemplate;
 
-use crate::config::{DisabledCspModificationKind, PatternKind};
 #[cfg(feature = "isolation")]
 use crate::pattern::isolation::IsolationJavascriptCodegen;
-
-/// The token used for script nonces.
-pub const SCRIPT_NONCE_TOKEN: &str = "__TAURI_SCRIPT_NONCE__";
-/// The token used for style nonces.
-pub const STYLE_NONCE_TOKEN: &str = "__TAURI_STYLE_NONCE__";
+use crate::{
+  assets::{SCRIPT_NONCE_TOKEN, STYLE_NONCE_TOKEN},
+  config::{DisabledCspModificationKind, PatternKind},
+};
 
 // taken from <https://github.com/kuchiki-rs/kuchiki/blob/57ee6920d835315a498e748ba4b07a851ae5e498/src/serializer.rs#L12>
 fn serialize_node_ref_internal<S: Serializer>(

crates/tauri-utils/src/lib.rs

@@ -23,6 +23,7 @@ use serde::{Deserialize, Deserializer, Serialize, Serializer};
 pub mod acl;
 pub mod assets;
 pub mod config;
+#[cfg(feature = "html-manipulation")]
 pub mod html;
 pub mod io;
 pub mod mime_type;

crates/tauri/Cargo.toml

@@ -210,7 +210,7 @@ macos-private-api = [
   "tauri-runtime/macos-private-api",
   "tauri-runtime-wry?/macos-private-api",
 ]
-webview-data-url = ["data-url"]
+webview-data-url = ["data-url", "tauri-utils/html-manipulation"]
 protocol-asset = ["http-range"]
 config-json5 = ["tauri-macros/config-json5"]
 config-toml = ["tauri-macros/config-toml"]

crates/tauri/src/manager/mod.rs

@@ -14,9 +14,8 @@ use url::Url;
 
 use tauri_macros::default_runtime;
 use tauri_utils::{
-  assets::{AssetKey, CspHash},
+  assets::{AssetKey, CspHash, SCRIPT_NONCE_TOKEN, STYLE_NONCE_TOKEN},
   config::{Csp, CspDirectiveSources},
-  html::{SCRIPT_NONCE_TOKEN, STYLE_NONCE_TOKEN},
 };
 
 use crate::resources::ResourceTable;