.gitlab-ci.yml

@@ -24,11 +24,11 @@ test:
   parallel:
     matrix:
       - ROOT:
-        - .
-        - e2e
+          - .
+          - e2e
         CONFIG:
-        - local
-        - remote
+          - local
+          - remote
   script:
     - cd "${ROOT}"; bazelisk test --config="${CONFIG}" //...
 

CHANGELOG.md

+# [1.0.0-beta.2](https://git.gitlab.arm.com/bazel/rules_gzip/compare/v1.0.0-beta.1...v1.0.0-beta.2) (2024-08-12)
+
+### Bug Fixes
+
+- **ape:** switch to `@ape//ape/toolchain/info:pigz` ([a2d09d1](https://git.gitlab.arm.com/bazel/rules_gzip/commit/a2d09d1d388a50b22eb1f77320ef4112daa4ec8f))
+
+### Features
+
+- added compression level support ([c72e6b7](https://git.gitlab.arm.com/bazel/rules_gzip/commit/c72e6b79c6a1b9332c98ce0ec4da4e594489dbb4))
+
 # 1.0.0-beta.1 (2024-05-22)
 
 ### Features

MODULE.bazel

 module(
     name = "rules_gzip",
-    version = "1.0.0-beta.1",
+    version = "1.0.0-beta.2",
     bazel_compatibility = [
         ">=7.0.0",
     ],
     compatibility_level = 1,
 )
 
-bazel_dep(name = "toolchain_utils", version = "1.0.0-beta.9")
+bazel_dep(name = "toolchain_utils", version = "1.0.0-beta.12")
 bazel_dep(name = "rules_coreutils", version = "1.0.0-beta.1")
-bazel_dep(name = "ape", version = "1.0.0-beta.7")
+bazel_dep(name = "ape", version = "1.0.0-beta.12")
 
 export = use_extension("@toolchain_utils//toolchain/export:defs.bzl", "toolchain_export")
 use_repo(export, "ape-pigz")

README.md

@@ -10,6 +10,23 @@ Add the following to `MODULE.bazel`:
 bazel_dep(name="rules_gzip", version="0.0.0")
 ```
 
+Use the compression and decompression rules:
+
+```py
+load("@rules_gzip//gzip/compress:defs.bzl", "gzip_compress")
+load("@rules_gzip//gzip/decompress:defs.bzl", "gzip_decompress")
+
+gzip_compress(
+    name = "compress",
+    src = "//fixture:hello-world.txt",
+)
+
+gzip_decompress(
+    name = "decompress",
+    src = ":compress",
+)
+```
+
 # Hermeticity
 
 The module is entirely hermetic, using `@ape//:pigz` as the default toolchain.

e2e/MODULE.bazel

@@ -5,10 +5,10 @@ module(
     ],
 )
 
-bazel_dep(name = "rules_diff", version = "1.0.0-beta.3")
-bazel_dep(name = "toolchain_utils", version = "1.0.0-beta.9")
-bazel_dep(name = "rules_coreutils", version = "1.0.0-beta.1")
-bazel_dep(name = "rules_gzip", version = "0.0.0")
+bazel_dep(name = "rules_diff", version = "1.0.0-beta.4")
+bazel_dep(name = "toolchain_utils", version = "1.0.0-beta.12")
+bazel_dep(name = "rules_coreutils", version = "1.0.0-beta.6")
+bazel_dep(name = "rules_gzip")
 local_path_override(
     module_name = "rules_gzip",
     path = "..",

e2e/pigz/level/BUILD.bazel

+load("@rules_gzip//gzip/compress:defs.bzl", "gzip_compress")
+load("@rules_gzip//gzip/decompress:defs.bzl", "gzip_decompress")
+load("@rules_diff//diff/file/test:defs.bzl", "diff_file_test")
+
+gzip_compress(
+    name = "compress",
+    src = "//fixture:hello-world.txt",
+    level = 7,
+)
+
+gzip_decompress(
+    name = "decompress",
+    src = ":compress",
+)
+
+diff_file_test(
+    name = "gzip",
+    size = "small",
+    a = "//fixture:hello-world.txt",
+    b = ":decompress",
+)

gzip/compress/rule.bzl

@@ -6,6 +6,7 @@ DOC = """Compresses a file wth the DEFLATE algorithm into a `gzip` format file.
 gzip_compress(
     name = "compress",
     src = "some/file.txt",
+    level = 1-9
 )
 ```
 """
@@ -16,6 +17,12 @@ ATTRS = {
         mandatory = True,
         allow_single_file = True,
     ),
+    "level": attr.int(
+        doc = "The compression level.",
+        mandatory = False,
+        default = 6,
+        values = [l for l in range(1, 10)],
+    ),
     "_template": attr.label(
         default = "@rules_coreutils//coreutils/redirect:stdout",
         allow_single_file = True,
@@ -39,6 +46,7 @@ def implementation(ctx):
     args = ctx.actions.args()
     args.add(gzip.executable.path)
     args.add("-cfk").add(ctx.file.src)
+    args.add("-{}".format(ctx.attr.level))
 
     ctx.actions.run(
         outputs = [output],

gzip/toolchain/pigz/BUILD.bazel

@@ -8,7 +8,7 @@ toolchain_type(
 
 ape_toolchain(
     name = "ape",
-    toolchain = "@ape//:pigz",
+    toolchain = "@ape//ape/toolchain/info:pigz",
     toolchain_type = ":type",
 )