mirror of
https://github.com/bazel-contrib/bazel-lib
synced 2024-11-27 17:43:27 +00:00
75 lines
2.2 KiB
Python
75 lines
2.2 KiB
Python
"""
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Test rule to create a pkg with DefaultInfo and OtherInfo files
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"""
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load("@aspect_bazel_lib//lib/private:copy_to_directory.bzl", "copy_to_directory_bin_action")
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load("//lib:paths.bzl", "relative_file")
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load("//lib:utils.bzl", "is_bazel_6_or_greater")
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load(":other_info.bzl", "OtherInfo")
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_attrs = {
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"srcs": attr.label_list(allow_files = True),
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"out": attr.string(mandatory = True),
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"use_declare_symlink": attr.bool(mandatory = True),
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"_tool": attr.label(
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executable = True,
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cfg = "exec",
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default = "//tools/copy_to_directory",
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),
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}
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# buildifier: disable=function-docstring
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def _make_symlink(ctx, symlink_path, target_file):
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if ctx.attr.use_declare_symlink:
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symlink = ctx.actions.declare_symlink(symlink_path)
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ctx.actions.symlink(
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output = symlink,
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target_path = relative_file(target_file.path, symlink.path),
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)
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return symlink
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else:
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if is_bazel_6_or_greater() and target_file.is_directory:
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symlink = ctx.actions.declare_directory(symlink_path)
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else:
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symlink = ctx.actions.declare_file(symlink_path)
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ctx.actions.symlink(
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output = symlink,
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target_file = target_file,
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)
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return symlink
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def _pkg_impl(ctx):
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dst = ctx.actions.declare_directory(ctx.attr.out)
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additional_files_depsets = []
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# include files from OtherInfo of srcs
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for src in ctx.attr.srcs:
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if OtherInfo in src:
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additional_files_depsets.append(src[OtherInfo].files)
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# test that the copy action can handle symlinks to files and directories
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symlinks = []
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for i, f in enumerate(ctx.files.srcs):
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symlinks.append(_make_symlink(ctx, "{}_symlink_{}".format(ctx.attr.name, i), f))
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copy_to_directory_bin_action(
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ctx,
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name = ctx.attr.name,
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files = ctx.files.srcs + symlinks + depset(transitive = additional_files_depsets).to_list(),
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dst = dst,
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copy_to_directory_bin = ctx.executable._tool,
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hardlink = "auto",
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verbose = True,
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)
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return [
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DefaultInfo(files = depset([dst])),
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]
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pkg = rule(
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implementation = _pkg_impl,
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attrs = _attrs,
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provides = [DefaultInfo],
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)
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