| _template = """ | |
| load("@bazel_skylib//lib:versions.bzl", "versions") | |
| def check_bazel_version(): | |
| versions.check(minimum_bazel_version = "{version}") | |
| """.strip() | |
| def _impl(repository_ctx): | |
| repository_ctx.symlink(Label("@//:.bazelversion"), ".bazelversion") | |
| bazelversion = repository_ctx.read(".bazelversion").strip() | |
| repository_ctx.file("BUILD", executable = False) | |
| repository_ctx.file("check.bzl", executable = False, content = _template.format(version = bazelversion)) | |
| bazelisk_version = repository_rule(implementation = _impl) |