diff options
| author |  Googler <noreply@google.com> | 2017-06-29 01:46:58 +0200 |
|---|---|---|
| committer |  Marcel Hlopko <hlopko@google.com> | 2017-06-29 09:34:01 +0200 |
| commit | b5873507768ae6a3995480dc820ab904841d2a9a (patch) | |
| tree | 3d66a9180e22b2a985f5bed9bb6f14253bc02afd /site/docs | |
| parent | 8355237f65842d9df45b51cdfaebda9bb44c3a79 (diff) | |
Update aspect documentation to reflect aspect parameters.
RELNOTES: none
PiperOrigin-RevId: 160467549
Diffstat (limited to 'site/docs')
| -rw-r--r-- | site/docs/skylark/aspects.md | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/site/docs/skylark/aspects.md b/site/docs/skylark/aspects.md index 5dcaf1bedf..2ec6d5a465 100644 --- a/site/docs/skylark/aspects.md +++ b/site/docs/skylark/aspects.md @@ -93,10 +93,14 @@ Just like a rule, an aspect has an implementation function. ``attr_aspects`` specify the aspect's propagation set: a list of attributes of rules along which the aspect propagates. -``attrs`` defines a set of attributes for aspects. Aspects are only allowed -to have private attributes of types ``label`` or ``label_list``. Attributes -can be used to specify dependencies on tools or libraries that are needed -for actions generated by aspects. +``attrs`` defines a set of attributes for aspects. Aspects are allowed +to have private attributes of types ``label`` or ``label_list``. Private label +attributes can be used to specify dependencies on tools or libraries that are +needed for actions generated by aspects. Aspects may also have normal attributes +of type ``string``, called parameters, so long as ``values`` is specified. Any +string attributes must match string attributes on the Skylark rule requesting +the aspect, and they inherit their value from the rule. Aspects with parameters +cannot be requested on the bazel command-line. ### Implementation functions |