feat: impl of zarr2

.config/config.toml

@@ -0,0 +1,58 @@
+[net]
+git-fetch-with-cli = true
+
+[target.'cfg(target_os="linux")']
+rustflags = [
+  "-Cforce-frame-pointers=yes",
+  "-Ctarget-feature=+sse3,+ssse3,+sse4.1,+sse4.2,+popcnt",
+]
+
+[target.'cfg(target_os="macos")']
+rustflags = ["-Clink-arg=-undefined", "-Clink-arg=dynamic_lookup"]
+
+[target.'cfg(unix)']
+rustflags = [
+  # --- lint deny ---
+  # rustc lints
+  "-Dfuture_incompatible",
+  "-Dnonstandard_style",
+  "-Drust_2018_idioms",
+  "-Dunused",
+  # clippy categorical
+  "-Dclippy::complexity",
+  "-Dclippy::perf",
+  "-Dclippy::style",
+  "-Dclippy::suspicious",
+  # clippy pedantic
+  "-Dclippy::cloned_instead_of_copied",
+  "-Dclippy::enum_glob_use",
+  "-Dclippy::explicit_deref_methods",
+  "-Dclippy::explicit_into_iter_loop",
+  "-Dclippy::explicit_iter_loop",
+  "-Dclippy::filter_map_next",
+  "-Dclippy::flat_map_option",
+  "-Dclippy::from_iter_instead_of_collect",
+  "-Dclippy::implicit_clone",
+  "-Dclippy::inefficient_to_string",
+  "-Dclippy::manual_assert",
+  "-Dclippy::manual_let_else",
+  "-Dclippy::manual_string_new",
+  "-Dclippy::map_unwrap_or",
+  "-Dclippy::match_wildcard_for_single_variants",
+  "-Dclippy::mut_mut",
+  "-Dclippy::needless_bitwise_bool",
+  "-Dclippy::needless_continue",
+  "-Dclippy::needless_for_each",
+  "-Dclippy::redundant_closure_for_method_calls",
+  "-Dclippy::redundant_else",
+  "-Dclippy::semicolon_if_nothing_returned",
+  "-Dclippy::uninlined_format_args",
+  "-Dclippy::unused_self",
+  "-Dclippy::used_underscore_binding",
+  "-Dclippy::wildcard_imports",
+  # clippy nursery
+  "-Dclippy::needless_collect",
+  "-Dclippy::or_fun_call",
+  # --- lint allow ---
+  "-Aclippy::comparison_chain",
+]

Cargo.toml

@@ -4,8 +4,8 @@ version = "0.0.1"
 edition = "2018"
 license = "MIT/Apache-2.0"
 authors = [
-    "Andrew Champion <[email protected]>",
-    "Chris L. Barnes <[email protected]>",
+  "Andrew Champion <[email protected]>",
+  "Chris L. Barnes <[email protected]>",
 ]
 description = "Rust implementation of the Zarr core protocol for storage and retrieval of N-dimensional typed arrays"
 readme = "README.md"
@@ -14,51 +14,49 @@ keywords = ["tensor"]
 categories = ["encoding", "filesystem", "science"]
 
 [features]
-default = ["bzip", "filesystem", "gzip", "lz", "use_ndarray", "xz"]
+default = ["bzip", "gzip", "lz", "use_ndarray", "xz", "blosc"]
 
-blosc = ["blosc-src"]
-bzip = ["bzip2"]
-filesystem = ["fs2", "walkdir"]
+blosc = ["dep:blosc-src"]
+bzip = ["dep:bzip2"]
 gzip = ["flate2/zlib"]
-gzip_pure = ["flate2"]
-lz = ["lz4"]
-lz_pure = ["lz-fear"]
-use_ndarray = ["itertools", "ndarray"]
-xz = ["xz2"]
+gzip_pure = ["dep:flate2"]
+lz = ["dep:lz4", "blosc-src/lz4"]
+use_ndarray = ["dep:itertools", "dep:ndarray"]
+xz = ["dep:xz2"]
 
 [dependencies]
+anyhow = "1.0"
 byteorder = "1.3.4"
-semver = "^1.0"
-serde_json = "1.0.39"
-thiserror = "1"
+camino = "1.1"
+half = { version = "2.5", features = ["serde", "std", "rand_distr"] }
+semver = "1.0"
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+smallvec = { version = "1", features = ["serde"] }
+thiserror = "2"
 
-blosc-src = { version = "0.1.1", optional = true }
-bzip2 = { version = "0.4", optional = true }
+blosc-src = { version = "0.3.0", optional = true, features = ["zstd"] }
+bzip2 = { version = "0.5", optional = true }
 flate2 = { version = "1.0.22", optional = true }
-fs2 = { version = "0.4", optional = true }
-half = { version = "1.6", features = ["serde", "std"] }
-itertools = { version = "^0.10", optional = true }
+itertools = { version = "^0.11", optional = true }
 lz4 = { version = "1.23", optional = true }
-lz-fear = { version = "0.1.1", optional = true }
-ndarray = { version = "^0.15", optional = true }
-serde = { version = "1.0", features = ["derive"] }
-smallvec = { version = "1", features = ["serde"] }
-walkdir = { version = "2", optional = true }
+ndarray = { version = "=0.15.6", optional = true }
 xz2 = { version = "0.1", optional = true }
 
 [dev-dependencies]
+criterion = "0.5"
 bencher = "0.1.5"
-doc-comment = "0.3"
-futures = "0.1"
-futures-cpupool = "0.1.8"
-lazy_static = "1.4"
-rand = "0.7"
-rayon = "1"
-tempdir = "0.3"
-tiff = "0.3"
+rand = "0.9"
+rand_distr = "0.5"
+tempfile = "3"
+
 
 [profile.release]
 lto = true
 
 [profile.bench]
 lto = true
+
+[[bench]]
+harness = false
+name = "simple"