7 files changed, 80 insertions, 7 deletions
diff --git a/server-beta/src/files.lua b/server-beta/src/files.lua
index 47078661..c0aa5379 100644
--- a/server-beta/src/files.lua
+++ b/server-beta/src/files.lua
@@ -113,11 +113,15 @@ function m.remove(uri)
     if platform.OS == 'Windows' then
         uri = uri:lower()
     end
+    local file = m.fileMap[uri]
+    if not file then
+        return
+    end
     m.fileMap[uri] = nil
     searcher.refreshCache()
 
     local diagnostic = require 'service.diagnostic'
-    diagnostic.refresh()
+    diagnostic.refresh(file.uri)
 end
 
 --- 移除所有文件
diff --git a/server-beta/src/proto/init.lua b/server-beta/src/proto/init.lua
index e2fa1bb5..33e637f6 100644
--- a/server-beta/src/proto/init.lua
+++ b/server-beta/src/proto/init.lua
@@ -1,4 +1,3 @@
 local proto   = require 'proto.proto'
-require 'proto.provider'
 
 return proto
diff --git a/server-beta/src/proto/capability.lua b/server-beta/src/provider/capability.lua
index 71d3bca1..71d3bca1 100644
--- a/server-beta/src/proto/capability.lua
+++ b/server-beta/src/provider/capability.lua
diff --git a/server-beta/src/provider/completion.lua b/server-beta/src/provider/completion.lua
new file mode 100644
index 00000000..d2df44d2
--- /dev/null
+++ b/server-beta/src/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,
+}
diff --git a/server-beta/src/proto/provider.lua b/server-beta/src/provider/init.lua
index 7527ea16..b510c580 100644
--- a/server-beta/src/proto/provider.lua
+++ b/server-beta/src/provider/init.lua
@@ -1,5 +1,6 @@
 local util      = require 'utility'
-local cap       = require 'proto.capability'
+local cap       = require 'provider.capability'
+local completion= require 'provider.completion'
 local await     = require 'await'
 local files     = require 'files'
 local proto     = require 'proto.proto'
@@ -51,6 +52,12 @@ local function updateConfig()
     or not util.equal(oldOther.exclude, newOther.exclude)
     then
     end
+
+    if newConfig.completion.enable then
+        completion.enable()
+    else
+        completion.disable()
+    end
 end
 
 proto.on('initialize', function (params)
@@ -172,3 +179,8 @@ proto.on('textDocument/definition', function (params)
     end
     return response
 end)
+
+proto.on('textDocument/completion', function (params)
+    log.info(util.dump(params))
+    return nil
+end)
diff --git a/server-beta/src/service/diagnostic.lua b/server-beta/src/service/diagnostic.lua
index b7d6be02..6e5d77c8 100644
--- a/server-beta/src/service/diagnostic.lua
+++ b/server-beta/src/service/diagnostic.lua
@@ -86,9 +86,13 @@ local function buildDiagnostic(uri, diag)
     }
 end
 
-function m.doDiagnostic(uri)
+function m.doDiagnostic(uri, syntaxOnly)
     local ast = files.getAst(uri)
     if not ast then
+        proto.notify('textDocument/publishDiagnostics', {
+            uri = uri,
+            diagnostics = {},
+        })
         return
     end
 
@@ -98,7 +102,7 @@ function m.doDiagnostic(uri)
         diagnostics[#diagnostics+1] = buildSyntaxError(uri, err)
     end
 
-    if m._start then
+    if not syntaxOnly and m._start then
         local diags = core(uri)
         for _, diag in ipairs(diags) do
             diagnostics[#diagnostics+1] = buildDiagnostic(uri, diag)
@@ -109,14 +113,13 @@ function m.doDiagnostic(uri)
         uri = uri,
         diagnostics = diagnostics,
     })
-
 end
 
 function m.refresh(uri)
     m.version = m.version + 1
     local myVersion = m.version
     if uri then
-        m.doDiagnostic(files.getOriginUri(uri))
+        m.doDiagnostic(uri, true)
     end
     if not m._start then
         return
diff --git a/server-beta/src/service/service.lua b/server-beta/src/service/service.lua
index 6c6d3c90..6ff82897 100644
--- a/server-beta/src/service/service.lua
+++ b/server-beta/src/service/service.lua
@@ -85,6 +85,8 @@ function m.start()
     pub.listen()
     m.report()
 
+    require 'provider'
+
     m.startTimer()
 end