errors: rewrite the logic how errors are reported

Instead of the dependency oriented logic, switch to print them
for each package or name needed. Might give a bit more readable
errors now. There's still few corner cases that proper error is
not output, which are cought by the test cases.

1 files changed, 4 insertions, 0 deletions

diff --git a/test/provides7.test b/test/provides7.test
new file mode 100644
index 0000000..a7ac5ed
--- /dev/null
+++ b/test/provides7.test
@@ -0,0 +1,4 @@
+@ARGS
+--test-repo provides.repo
+add selfconflicting
+@EXPECT