Streamed some refactoring. More work to do

scratch/fuzzy_tester.lua

@@ -0,0 +1,8 @@
+
+line = "hello"
+prompt = "h"
+print(vim.inspect(vim.fn.systemlist(string.format(
+  "echo '%s' | ~/tmp/fuzzy_test/target/debug/fuzzy_test '%s'",
+  line,
+  prompt
+))))