* guix/scripts/lint.scm (check-synopsis-length): New procedure. * tests/lint.scm ("synopsis: too long"): New test.
This allows editors to parse warnings correctly. * guix/scripts/lint.scm (emit-warning): Use 'format' instead of 'warning', to avoid the "guix lint: " prefix in messages. * tests/lint.scm (call-with-warnings): Indent.
* guix/scripts/lint.scm: New file. Defines a 'lint' tool for Guix packages. * tests/lint.scm: New file. * Makefile.am (MODULES, SCM_TESTS): Add them. * po/guix/Makevars: Update appropriately. * po/guix/POTFILES.in: Update appropriately. * doc/guix.texi: Document "guix lint".