From 18ba402c9a59501ebdb2e1471f31c723d1b08876 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakub=20F=2E=20Bortl=C3=ADk?= <jakub.bortlik@proton.me>
Date: Thu, 4 Sep 2025 02:07:21 +0200
Subject: [PATCH 1/2] feat: show command help in Snacks picker preview

---
 lua/uv/init.lua | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lua/uv/init.lua b/lua/uv/init.lua
index f19a0ab..e3c93c2 100644
--- a/lua/uv/init.lua
+++ b/lua/uv/init.lua
@@ -528,6 +528,14 @@ function M.setup_pickers()
 					{ text = "uv init", desc = "Initialize a new project" },
 				}
 			end,
+			preview = function(ctx)
+				local cmd = ctx.item.text:match("^(uv %a+)")
+				if cmd then
+					Snacks.picker.preview.cmd(cmd .. " --help", ctx)
+				else
+					ctx.preview:set_lines({})
+				end
+			end,
 			format = function(item)
 				return { { item.text .. " - " .. item.desc } }
 			end,

From 2a2c25d803c10880456c83bacef5ee1234ae8914 Mon Sep 17 00:00:00 2001
From: Claude <noreply@anthropic.com>
Date: Sun, 1 Feb 2026 04:54:44 +0000
Subject: [PATCH 2/2] Add tests for Snacks picker preview feature (PR #10)

https://claude.ai/code/session_013v2gegRsXqKmoQKnZjiZdn
---
 tests/uv_spec.lua | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/tests/uv_spec.lua b/tests/uv_spec.lua
index 5b9c7f9..0328fd3 100644
--- a/tests/uv_spec.lua
+++ b/tests/uv_spec.lua
@@ -121,4 +121,19 @@ describe("uv.nvim", function()
 			assert.are.equal("function", type(_G.run_command))
 		end)
 	end)
+
+	describe("snacks picker preview", function()
+		local pattern = "^(uv %a+)"
+
+		it("extracts uv commands for help preview", function()
+			assert.are.equal("uv add", ("uv add [package]"):match(pattern))
+			assert.are.equal("uv sync", ("uv sync --all-extras"):match(pattern))
+			assert.are.equal("uv init", ("uv init"):match(pattern))
+		end)
+
+		it("returns nil for non-uv items", function()
+			assert.is_nil(("Run current file"):match(pattern))
+			assert.is_nil(("Run selection"):match(pattern))
+		end)
+	end)
 end)