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lib/options: Throw error for options without a type

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Makes all options rendered in the manual throw an error if they don't
have a type specified.

This is a follow-up to #76184

Co-Authored-By: Silvan Mosberger <contact@infinisil.com>
This commit is contained in:
Janne Heß 2021-06-16 12:27:47 +02:00 committed by Silvan Mosberger
parent b2d803ca57
commit 0c766a100e
4 changed files with 18 additions and 8 deletions
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2
lib/options.nix
View file

@ -231,7 +231,7 @@ rec {
then true
else opt.visible or true;
readOnly = opt.readOnly or false;
type = opt.type.description or null;
type = opt.type.description or "unspecified";
}
// optionalAttrs (opt ? example) { example = scrubOptionValue opt.example; }
// optionalAttrs (opt ? default) { default = scrubOptionValue opt.default; }

7
nixos/doc/manual/development/option-declarations.section.md
View file

@ -27,9 +27,10 @@ The function `mkOption` accepts the following arguments.
`type`
: The type of the option (see [](#sec-option-types)). It may be
omitted, but that's not advisable since it may lead to errors that
are hard to diagnose.
: The type of the option (see [](#sec-option-types)). This
argument is mandatory for nixpkgs modules. Setting this is highly
recommended for the sake of documentation and type checking. In case it is
not set, a fallback type with unspecified behavior is used.
`default`

8
nixos/doc/manual/from_md/development/option-declarations.section.xml
View file

@ -38,9 +38,11 @@ options = {
<listitem>
<para>
The type of the option (see
<xref linkend="sec-option-types" />). It may be omitted, but
that’s not advisable since it may lead to errors that are hard
to diagnose.
<xref linkend="sec-option-types" />). This argument is
mandatory for nixpkgs modules. Setting this is highly
recommended for the sake of documentation and type checking.
In case it is not set, a fallback type with unspecified
behavior is used.
</para>
</listitem>
</varlistentry>

9
nixos/lib/make-options-doc/mergeJSON.py
View file

@ -66,14 +66,21 @@ for (k, v) in overrides.items():
elif ov is not None or cur.get(ok, None) is None:
cur[ok] = ov
severity = "error" if warningsAreErrors else "warning"
# check that every option has a description
hasWarnings = False
for (k, v) in options.items():
if v.value.get('description', None) is None:
severity = "error" if warningsAreErrors else "warning"
hasWarnings = True
print(f"\x1b[1;31m{severity}: option {v.name} has no description\x1b[0m", file=sys.stderr)
v.value['description'] = "This option has no description."
if v.value.get('type', "unspecified") == "unspecified":
hasWarnings = True
print(
f"\x1b[1;31m{severity}: option {v.name} has no type. Please specify a valid type, see " +
"https://nixos.org/manual/nixos/stable/index.html#sec-option-types\x1b[0m", file=sys.stderr)
if hasWarnings and warningsAreErrors:
print(
"\x1b[1;31m" +