Add WORKSPACE.bazel to support bazel version <= 7.0

.bazelignore

@@ -0,0 +1 @@
+examples/

.gitignore

@@ -1,6 +1,7 @@
-/bazel-bin
-/bazel-out
-/bazel-rules_cue
-/bazel-testlogs
-
-*~
+bazel-bin
+bazel-out
+bazel-bzlmod
+bazel-rules_cue
+bazel-testlogs
+*~
+.bazelrc.*

BUILD.bazel

@@ -1,5 +1,5 @@
 load(
-    "@gazelle//:def.bzl",
+    "@bazel_gazelle//:def.bzl",
     "gazelle",
 )
 

WORKSPACE.bazel

@@ -1 +1,34 @@
-workspace(name = "com_github_seh_rules_cue")
+workspace(name = "rules_cue")
+
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+
+http_archive(
+    name = "io_bazel_rules_go",
+    sha256 = "b2038e2de2cace18f032249cb4bb0048abf583a36369fa98f687af1b3f880b26",
+    urls = [
+        "https://mirror.bazel.build/github.com/bazelbuild/rules_go/releases/download/v0.48.1/rules_go-v0.48.1.zip",
+        "https://github.com/bazelbuild/rules_go/releases/download/v0.48.1/rules_go-v0.48.1.zip",
+    ],
+)
+
+load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_dependencies")
+
+go_rules_dependencies()
+
+go_register_toolchains(version = "1.22.4")
+
+http_archive(
+    name = "bazel_gazelle",
+    sha256 = "aefbf2fc7c7616c9ed73aa3d51c77100724d5b3ce66cfa16406e8c13e87c8b52",
+    urls = [
+        "https://github.com/bazelbuild/bazel-gazelle/releases/download/v0.41.0/bazel-gazelle-v0.41.0.tar.gz",
+    ],
+)
+
+load("@bazel_gazelle//:deps.bzl", "gazelle_dependencies")
+
+gazelle_dependencies(go_repository_default_config = "@//:WORKSPACE.bazel")
+
+load("//cue:deps.bzl", "cue_register_toolchains")
+
+cue_register_toolchains()

cue/cue.bzl

@@ -2,6 +2,10 @@ load(
     "@bazel_skylib//lib:paths.bzl",
     "paths",
 )
+load(
+    "@bazel_skylib//rules:diff_test.bzl",
+    "diff_test",
+)
 load(
     "//cue/private:config.bzl",
     "CUEConfigInfo",
@@ -162,7 +166,7 @@ def _add_common_instance_consuming_attrs_to(attrs):
     attrs.update({
         "instance": attr.label(
             doc = """CUE instance to export.
- 
+
 This value must refer either to a target using the cue_instance rule
 or another rule that yields a CUEInstanceInfo provider.""",
             providers = [CUEInstanceInfo],
@@ -496,7 +500,7 @@ _cue_instance_runfiles = rule(
     attrs = _add_common_source_consuming_attrs_to({
         "instance": attr.label(
             doc = """CUE instance to export.
- 
+
 This value must refer either to a target using the cue_instance rule
 or another rule that yields a CUEInstanceInfo provider.""",
             providers = [CUEInstanceInfo],
@@ -880,3 +884,23 @@ def cue_exported_instance(name, **kwargs):
         ],
         **kwargs
     )
+
+def cue_test(name, generated_output_file, golden_file = None):
+    """cue_test"""
+    if not golden_file:
+        base, extension = paths.split_extension(generated_output_file)
+        parts = base.rpartition(":")
+        if parts[1] == ":":
+            base = parts[0]
+            golden_basename_prefix = parts[2] + "-"
+        else:
+            base = parts[2]
+            golden_basename_prefix = ""
+        golden_file = "{}:{}golden{}".format(base, golden_basename_prefix, extension)
+
+    diff_test(
+        name = name + "_test",
+        file1 = generated_output_file,
+        file2 = golden_file,
+        size = "small",
+    )

cue/deps.bzl

@@ -0,0 +1,27 @@
+load(
+    "//cue/private/tools/cue:toolchain.bzl",
+    "download_tool",
+    "known_release_versions",
+)
+
+def _cue_tool(name = "cue_tool", version = None, register_toolchains = True):
+    download_tool(
+        name = name,
+        version = version,
+    )
+    if register_toolchains:
+        native.register_toolchains("@{}_toolchains//:all".format(name))
+
+# Register the Cue toolchain for the specified version
+def cue_register_toolchains(version = None, register_toolchains = True):
+    """Register the Cue toolchains for the specified version.
+
+    Args:
+        version (str): The version of the Cue toolchain to register.
+                       Defaults to "0.11.0" if not specified.
+        register_toolchains (boolean): if ture, will register toolchains
+    """
+    latest_release = known_release_versions()[0]  # Get the latest version from the known release versions
+    if not version:
+        version = latest_release  # Use the latest version if none is specified
+    _cue_tool(register_toolchains = register_toolchains)

cue/private/tools/cue/BUILD.bazel

@@ -2,3 +2,5 @@ constraint_setting(
     name = "tool_version",
     visibility = ["//visibility:public"],
 )
+
+exports_files(["toolchain.bzl"])

cue/private/tools/cue/toolchain.bzl

@@ -203,6 +203,7 @@ def declare_bazel_toolchains(version, toolchain_prefix):
         constraint_setting = "{}:tool_version".format(_CONTAINING_PACKAGE_PREFIX),
     )
     constraint_value_prefix = "@{}//cue/private/tools".format(_MODULE_REPOSITORY_NAME)
+
     for platform in _TOOLS_BY_RELEASE[version].keys():
         native.toolchain(
             name = "{}_{}_{}_toolchain".format(platform.os, platform.arch, version),

examples/bzlmod/.bazelversion

@@ -0,0 +1 @@
+6.5.0