update default behaviour

Author: lightsing

crates/codec/Cargo.toml

@@ -20,7 +20,7 @@ derive_more = { version = "2.0", default-features = false }
 eyre = { workspace = true, optional = true }
 thiserror = { version = "2.0", default-features = false }
 zstd = { version = "=0.13.3", optional = true }
-ruzstd = { version = "0.8", optional = true }
+ruzstd = "0.8"
 
 [dev-dependencies]
 eyre.workspace = true
@@ -30,4 +30,3 @@ serde_json = "1.0"
 default = ["zstd"]
 test-utils = ["dep:eyre", "scroll-l1/test-utils"]
 zstd = ["dep:zstd"]
-ruzstd = ["dep:ruzstd"]

crates/codec/src/decoding/v2/zstd.rs

@@ -2,12 +2,12 @@
 
 use std::io::Read;
 
+#[cfg(feature = "zstd")]
+use ruzstd as _;
+
 /// The ZSTD magic number for zstd compressed data header.
 const ZSTD_MAGIC_NUMBER: [u8; 4] = [0x28, 0xb5, 0x2f, 0xfd];
 
-#[cfg(not(any(feature = "zstd", feature = "ruzstd")))]
-compile_error!("Either feature \"zstd\" or \"ruzstd\" must be enabled for zstd support.");
-
 /// Uncompress the provided data.
 #[cfg(feature = "zstd")]
 pub fn decompress_blob_data(data: &[u8]) -> Vec<u8> {
@@ -37,7 +37,7 @@ pub fn decompress_blob_data(data: &[u8]) -> Vec<u8> {
 }
 
 /// Uncompress the provided data.
-#[cfg(feature = "ruzstd")]
+#[cfg(not(feature = "zstd"))]
 pub fn decompress_blob_data(data: &[u8]) -> Vec<u8> {
     use ruzstd::decoding::StreamingDecoder;