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path: root/server-beta/src/core/diagnostics/unused-local.lua
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Diffstat (limited to 'server-beta/src/core/diagnostics/unused-local.lua')
-rw-r--r--server-beta/src/core/diagnostics/unused-local.lua46
1 files changed, 0 insertions, 46 deletions
diff --git a/server-beta/src/core/diagnostics/unused-local.lua b/server-beta/src/core/diagnostics/unused-local.lua
deleted file mode 100644
index 22b2e16b..00000000
--- a/server-beta/src/core/diagnostics/unused-local.lua
+++ /dev/null
@@ -1,46 +0,0 @@
-local files = require 'files'
-local guide = require 'parser.guide'
-local define = require 'proto.define'
-local lang = require 'language'
-
-local function hasGet(loc)
- if not loc.ref then
- return false
- end
- for _, ref in ipairs(loc.ref) do
- if ref.type == 'getlocal' then
- if not ref.next then
- return true
- end
- local nextType = ref.next.type
- if nextType ~= 'setmethod'
- and nextType ~= 'setfield'
- and nextType ~= 'setindex' then
- return true
- end
- end
- end
- return false
-end
-
-return function (uri, callback)
- local ast = files.getAst(uri)
- if not ast then
- return
- end
- guide.eachSourceType(ast.ast, 'local', function (source)
- local name = source[1]
- if name == '_'
- or name == '_ENV' then
- return
- end
- if not hasGet(source) then
- callback {
- start = source.start,
- finish = source.finish,
- tags = { define.DiagnosticTag.Unnecessary },
- message = lang.script('DIAG_UNUSED_LOCAL', name),
- }
- end
- end)
-end