Ensures that accesses of properties of items accessed via the Services object are valid.

This rule requires a full build to run, and is not turned on by default. To run this rule manually, use:

MOZ_OBJDIR=objdir-ff-opt ./mach eslint --rule="mozilla/valid-services-property: error" *

Examples of incorrect code for this rule:

Assuming foo is not defined within Ci.nsISearchService.;

Examples of correct code for this rule:

Assuming bar is defined within Ci.nsISearchService.;