Add gazelle support and examples

.bazelignore

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

.github/actions/build-test/action.yaml

@@ -25,3 +25,15 @@ runs:
         --test_output=errors \
         //...
     shell: bash
+  - name: Build bzlmod example
+    run: |
+      cd examples/bzlmod
+      bazel build //...
+    shell: bash
+  - name: Build and check gazelle example
+    run: |
+      cd examples/gazelle
+      bazel run //:gazelle_check
+      bazel run //:gazelle
+      bazel build //...
+    shell: bash

MODULE.bazel

@@ -22,4 +22,12 @@ use_repo(
 
 register_toolchains("@cue_tool_toolchains//:all")
 
-bazel_dep(name = "gazelle", version = "0.44.0", dev_dependency = True)
+bazel_dep(name = "gazelle", version = "0.47.0")
+
+go_deps = use_extension("@gazelle//:extensions.bzl", "go_deps")
+go_deps.from_file(go_mod = "//:go.mod")
+use_repo(
+    go_deps,
+    "com_github_iancoleman_strcase",
+    "org_cuelang_go",
+)

examples/gazelle/.bazelversion

@@ -0,0 +1,2 @@
+8.3.0
+

examples/gazelle/.gitignore

@@ -0,0 +1,9 @@
+# Bazel build directories
+bazel-*
+
+# Bazel convenience symlinks
+bazel-bin
+bazel-out
+bazel-testlogs
+bazel-gazelle
+

examples/gazelle/BUILD.bazel

@@ -0,0 +1,32 @@
+load("@gazelle//:def.bzl", "gazelle")
+
+# gazelle:prefix github.com/abcue/rules_cue/examples/gazelle
+
+# Run this to update BUILD.bazel files:
+# bazel run //:gazelle
+gazelle(
+    name = "gazelle",
+    gazelle = "@rules_cue//gazelle:gazelle_binary",
+)
+
+# Run this to verify BUILD.bazel files are up to date:
+# bazel run //:gazelle_check
+gazelle(
+    name = "gazelle_check",
+    command = "fix",
+    extra_args = ["-mode=diff"],
+    gazelle = "@rules_cue//gazelle:gazelle_binary",
+)
+
+# Run this to update go dependencies:
+# bazel run //:gazelle_update_repos
+gazelle(
+    name = "gazelle_update_repos",
+    args = [
+        "-from_file=go.mod",
+        "-to_macro=deps.bzl%go_dependencies",
+        "-prune",
+    ],
+    command = "update-repos",
+    gazelle = "@rules_cue//gazelle:gazelle_binary",
+)

examples/gazelle/MODULE.bazel

@@ -0,0 +1,23 @@
+module(
+    name = "rules_cue_examples_gazelle",
+    version = "0.0.0",
+)
+
+bazel_dep(name = "bazel_skylib", version = "1.7.1")
+bazel_dep(name = "rules_cue", version = "0.0.0")
+bazel_dep(name = "gazelle", version = "0.47.0")
+
+# Override rules_cue to use the local version
+local_path_override(
+    module_name = "rules_cue",
+    path = "../../",
+)
+
+# Set up Go dependencies for Gazelle CUE extension
+go_deps = use_extension("@gazelle//:extensions.bzl", "go_deps")
+go_deps.from_file(go_mod = "@rules_cue//:go.mod")
+use_repo(
+    go_deps,
+    "com_github_iancoleman_strcase",
+    "org_cuelang_go",
+)