1 files changed, 44 insertions, 0 deletions
diff --git a/script/method/textDocument/hover.lua b/script/method/textDocument/hover.lua
new file mode 100644
index 00000000..f8dba27c
--- /dev/null
+++ b/script/method/textDocument/hover.lua
@@ -0,0 +1,44 @@
+local core = require 'core'
+
+return function (lsp, params)
+    local uri = params.textDocument.uri
+    local vm, lines = lsp:loadVM(uri)
+    if not vm then
+        return nil
+    end
+    -- lua是从1开始的，因此都要+1
+    local position = lines:positionAsChar(params.position.line + 1, params.position.character)
+
+    local source = core.findSource(vm, position)
+    if not source then
+        return nil
+    end
+
+    local hover = core.hover(source, lsp)
+    if not hover then
+        return nil
+    end
+
+    local text = ([[
+```lua
+%s
+```
+```lua
+%s
+```
+%s
+```lua
+%s
+```
+%s
+]]):format(hover.label or '', hover.overloads or '', hover.description or '', hover.enum or '', hover.doc or '')
+
+    local response = {
+        contents = {
+            value = text:gsub("```lua\n\n```", ""),
+            kind  = 'markdown',
+        }
+    }
+
+    return response
+end