close #319 close-non-object

1 files changed, 40 insertions, 0 deletions

diff --git a/script/core/diagnostics/close-non-object.lua b/script/core/diagnostics/close-non-object.lua
new file mode 100644
index 00000000..cfefb037
--- /dev/null
+++ b/script/core/diagnostics/close-non-object.lua
@@ -0,0 +1,40 @@
+local files  = require 'files'
+local guide  = require 'parser.guide'
+local lang   = require 'language'
+local define = require 'proto.define'
+
+return function (uri, callback)
+    local state = files.getAst(uri)
+    if not state then
+        return
+    end
+
+    guide.eachSourceType(state.ast, 'local', function (source)
+        if not source.attrs then
+            return
+        end
+        if source.attrs[1][1] ~= 'close' then
+            return
+        end
+        if not source.value then
+            callback {
+                start   = source.start,
+                finish  = source.finish,
+                message = lang.script.DIAG_COSE_NON_OBJECT,
+            }
+            return
+        end
+        if source.value.type == 'nil'
+        or source.value.type == 'number'
+        or source.value.type == 'boolean'
+        or source.value.type == 'table'
+        or source.value.type == 'function' then
+            callback {
+                start   = source.value.start,
+                finish  = source.value.finish,
+                message = lang.script.DIAG_COSE_NON_OBJECT,
+            }
+            return
+        end
+    end)
+end