1 files changed, 53 insertions, 0 deletions
diff --git a/script-beta/provider/completion.lua b/script-beta/provider/completion.lua
new file mode 100644
index 00000000..d2df44d2
--- /dev/null
+++ b/script-beta/provider/completion.lua
@@ -0,0 +1,53 @@
+local proto = require 'proto'
+
+local isEnable = false
+
+local function allWords()
+    local str = [[abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.:('"[,#*@| ]]
+    local list = {}
+    for c in str:gmatch '.' do
+        list[#list+1] = c
+    end
+    return list
+end
+
+local function enable()
+    if isEnable then
+        return
+    end
+    isEnable = true
+    log.debug('Enable completion.')
+    proto.awaitRequest('client/registerCapability', {
+        registrations = {
+            {
+                id = 'completion',
+                method = 'textDocument/completion',
+                registerOptions = {
+                    resolveProvider = false,
+                    triggerCharacters = allWords(),
+                },
+            },
+        }
+    })
+end
+
+local function disable()
+    if not isEnable then
+        return
+    end
+    isEnable = false
+    log.debug('Disable completion.')
+    proto.awaitRequest('client/unregisterCapability', {
+        unregisterations = {
+            {
+                id = 'completion',
+                method = 'textDocument/completion',
+            },
+        }
+    })
+end
+
+return {
+    enable = enable,
+    disable = disable,
+}