wasm_bindgen/repositories.bzl

# Copyright 2019 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
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"""Dependency definitions for wasm-bindgen rules"""

load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
load("@bazel_tools//tools/build_defs/repo:utils.bzl", "maybe")
load("//wasm_bindgen/3rdparty/crates:defs.bzl", "crate_repositories")

WASM_BINDGEN_VERSION = "0.2.92"

# buildifier: disable=unnamed-macro
def rust_wasm_bindgen_dependencies():
    """Declare dependencies needed for the `rules_rust` [wasm-bindgen][wb] rules.

    [wb]: https://github.com/rustwasm/wasm-bindgen

    Returns:
        list[struct(repo=str, is_dev_dep=bool)]: A list of the repositories
        defined by this macro.
    """

    direct_deps = [
        struct(repo = "rules_rust_wasm_bindgen_cli", is_dev_dep = False),
    ]
    maybe(
        http_archive,
        name = "rules_rust_wasm_bindgen_cli",
        sha256 = "08f61e21873f51e3059a8c7c3eef81ede7513d161cfc60751c7b2ffa6ed28270",
        urls = ["https://static.crates.io/crates/wasm-bindgen-cli/wasm-bindgen-cli-{}.crate".format(WASM_BINDGEN_VERSION)],
        type = "tar.gz",
        strip_prefix = "wasm-bindgen-cli-{}".format(WASM_BINDGEN_VERSION),
        build_file = Label("//wasm_bindgen/3rdparty:BUILD.wasm-bindgen-cli.bazel"),
        patch_args = ["-p1"],
        patches = [Label("//wasm_bindgen/3rdparty/patches:resolver.patch")],
    )

    direct_deps.extend(crate_repositories())
    return direct_deps

# buildifier: disable=unnamed-macro
def rust_wasm_bindgen_register_toolchains(register_toolchains = True):
    """Registers the default toolchains for the `rules_rust` [wasm-bindgen][wb] rules.

    [wb]: https://github.com/rustwasm/wasm-bindgen

    Args:
        register_toolchains (bool, optional): Whether or not to register toolchains.
    """

    if register_toolchains:
        native.register_toolchains(str(Label("//wasm_bindgen:default_wasm_bindgen_toolchain")))

# buildifier: disable=unnamed-macro
def rust_wasm_bindgen_repositories(register_default_toolchain = True):
    """Declare dependencies needed for [rust_wasm_bindgen](#rust_wasm_bindgen).

    **Deprecated**: Use [rust_wasm_bindgen_dependencies](#rust_wasm_bindgen_depednencies) and [rust_wasm_bindgen_register_toolchains](#rust_wasm_bindgen_register_toolchains).

    Args:
        register_default_toolchain (bool, optional): If True, the default [rust_wasm_bindgen_toolchain](#rust_wasm_bindgen_toolchain)
            (`@rules_rust//wasm_bindgen:default_wasm_bindgen_toolchain`) is registered. This toolchain requires a set of dependencies
            that were generated using [crate_universe](https://github.com/bazelbuild/rules_rust/tree/main/crate_universe). These will also be loaded.
    """

    rust_wasm_bindgen_dependencies()

    rust_wasm_bindgen_register_toolchains(register_toolchains = register_default_toolchain)