gistfile1.txt

def _generate_devtools_impl(ctx):
    outdir = ctx.actions.declare_directory("generated")

    args = ctx.actions.args()
    args.add_all("-s", [ctx.attr.src.files])
    args.add_all("-b", [ctx.attr.browser_protocol.files])
    args.add_all("-j", [ctx.attr.js_protocol.files])
    args.add_all("-t", [ctx.attr.template.files])
    args.add_all("-o", [outdir])

    ctx.actions.run(
        executable = ctx.executable.generator,
        arguments = [args],
        outputs = [
            outdir,
        ],
    )

    return DefaultInfo(files = depset([
        outdir,
    ]))

generate_devtools = rule(
    implementation = _generate_devtools_impl,
    attrs = {
        "src": attr.label(
            allow_single_file = True,
        ),
        "browser_protocol": attr.label(
            allow_single_file = True,
        ),
        "js_protocol": attr.label(
            allow_single_file = True,
        ),
        "template": attr.label(
            allow_single_file = True,
        ),
        "generator": attr.label(
            default = Label("//third_party/dotnet/devtools_generation/DevToolsProtocolGenerator/GeneratorCommandLine:generator"),
            executable = True,
            cfg = "exec",
        ),
        "deps": attr.label_list(),
    },
)