Another stream

1 files changed, 32 insertions, 0 deletions

diff --git a/lua/telescope/sorters.lua b/lua/telescope/sorters.lua
new file mode 100644
index 0000000..d5fb6f9
--- /dev/null
+++ b/lua/telescope/sorters.lua
@@ -0,0 +1,32 @@
+local sorters = {}
+
+
+local Sorter = {}
+Sorter.__index = Sorter
+
+---@class Sorter
+--- Sorter sorts a list of results by return a single integer for a line,
+--- given a prompt
+---
+--- Lower number is better (because it's like a closer match)
+--- But, any number below 0 means you want that line filtered out.
+--- @param scoring_function function Function that has the interface:
+--      (sorter, prompt, line): number
+function Sorter:new(opts)
+  opts = opts or {}
+
+  return setmetatable({
+    state = {},
+    scoring_function = opts.scoring_function,
+  }, Sorter)
+end
+
+function Sorter:score(prompt, line)
+  return self:scoring_function(prompt, line)
+end
+
+function sorters.new(...)
+  return Sorter:new(...)
+end
+
+return sorters