Diff Utils

Create and Update Patches

load("@bzlparty_tools//:diff.bzl", "diff", "update_patches")

diff(
    name = "module_bazel",
    source = "//:MODULE.bazel",
    target = ":MODULE.bazel",
)

update_patches()

> [!NOTE] > The diff rule uses the diff command from the host system. > There is no toolchain that uses a platform specific tool.

diff

diff(name, source, target, input)

Create a patch file from source and target files.

PARAMETERS

Name	Description	Default Value
name	A unique name for the target.	none
source	Source file to create the patch for.	none
target	Target file to compare the `source` to.	none
input	Input patch file, optional. Defaults to a file named like the rule with the `patch` extension, e.g. `module_bazel.patch`.	`None`

update_patches

update_patches(name, kwargs)

Macro to update all patch files in a package.

PARAMETERS

Name	Description	Default Value
name	A unique name for the target.	`“update_patches”`
kwargs	All other arguments from `write_source_files`	none