feat: expose reload function for sources

closes #28

lua/blink/cmp/sources/lib/init.lua

@@ -134,4 +134,13 @@ function sources.cancel_signature_help()
   end
 end
 
+--- Misc ---
+
+--- For external integrations to force reloading the source
+function sources.reload()
+  for _, source in ipairs(sources.providers) do
+    source:reload()
+  end
+end
+
 return sources

lua/blink/cmp/sources/lib/provider.lua

@@ -114,4 +114,12 @@ function source:get_signature_help(context)
   end)
 end
 
+--- Misc ---
+
+--- For external integrations to force reloading the source
+function source:reload()
+  if self.module.reload == nil then return end
+  self.module:reload()
+end
+
 return source

lua/blink/cmp/sources/lib/types.lua

@@ -15,6 +15,9 @@
 --- @field filter_completions (fun(self: blink.cmp.Source, response: blink.cmp.CompletionResponse): blink.cmp.CompletionItem[]) | nil
 --- @field should_show_completions (fun(self: blink.cmp.Source, context: blink.cmp.Context, response: blink.cmp.CompletionResponse): boolean) | nil
 --- @field resolve (fun(self: blink.cmp.Source, item: blink.cmp.CompletionItem, callback: fun(resolved_item: lsp.CompletionItem | nil)): ((fun(): nil) | nil)) | nil
+--- @field get_signature_help_trigger_characters fun(self: blink.cmp.Source): string[]
+--- @field get_signature_help fun(self: blink.cmp.Source, context: blink.cmp.SignatureHelpContext): blink.cmp.Task
+--- @field reload (fun(self: blink.cmp.Source): nil) | nil
 ---
 --- @class blink.cmp.SourceProvider
 --- @field name string
@@ -27,3 +30,4 @@
 --- @field resolve fun(self: blink.cmp.SourceProvider, item: blink.cmp.CompletionItem): blink.cmp.Task
 --- @field get_signature_help_trigger_characters fun(self: blink.cmp.SourceProvider): string[]
 --- @field get_signature_help fun(self: blink.cmp.SourceProvider, context: blink.cmp.SignatureHelpContext): blink.cmp.Task
+--- @field reload (fun(self: blink.cmp.Source): nil) | nil

lua/blink/cmp/sources/snippets/init.lua

@@ -12,8 +12,7 @@ function snippets.new(config)
   --- @type table<string, blink.cmp.CompletionItem[]>
   self.cache = {}
   --- @type blink.cmp.SnippetsOpts
-  local opts = config.opts or {}
-  self.registry = require('blink.cmp.sources.snippets.registry').new(opts)
+  self.registry = require('blink.cmp.sources.snippets.registry').new(config.opts or {})
   return self
 end
 
@@ -59,4 +58,7 @@ function snippets:resolve(item, callback)
   callback(resolved_item)
 end
 
+--- For external integrations to force reloading the snippets
+function snippets:reload() self.cache = {} end
+
 return snippets