Don't open picker for tags when there aren't any results

See #493.

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+### Fixed
+
+- Don't open picker for tags when there aren't any matches.
+
 ## [v3.7.3](https://github.com/epwalsh/obsidian.nvim/releases/tag/v3.7.3) - 2024-03-13
 
 ### Changed

lua/obsidian/commands/tags.lua

@@ -7,11 +7,6 @@ local search = require "obsidian.search"
 ---@param tags string[]
 local function gather_tag_picker_list(client, picker, tags)
   client:find_tags_async(tags, function(tag_locations)
-    if vim.tbl_isempty(tag_locations) then
-      log.warn "Tags not found"
-      return
-    end
-
     -- Format results into picker entries, filtering out results that aren't exact matches or sub-tags.
     ---@type obsidian.PickerEntry[]
     local entries = {}
@@ -32,6 +27,15 @@ local function gather_tag_picker_list(client, picker, tags)
       end
     end
 
+    if vim.tbl_isempty(entries) then
+      if #tags == 1 then
+        log.warn "Tag not found"
+      else
+        log.warn "Tags not found"
+      end
+      return
+    end
+
     vim.schedule(function()
       picker:pick(entries, {
         prompt_title = "#" .. table.concat(tags, ", #"),