nixos/lua-lsp/script/core/diagnostics/duplicate-index.lua

66 lines
2.2 KiB
Lua

local files = require 'files'
local guide = require 'parser.guide'
local lang = require 'language'
local define = require 'proto.define'
local await = require 'await'
---@async
return function (uri, callback)
local ast = files.getState(uri)
if not ast then
return
end
---@async
guide.eachSourceType(ast.ast, 'table', function (source)
await.delay()
local mark = {}
for _, obj in ipairs(source) do
if obj.type == 'tablefield'
or obj.type == 'tableindex'
or obj.type == 'tableexp' then
local name = guide.getKeyName(obj)
if name then
if not mark[name] then
mark[name] = {}
end
mark[name][#mark[name]+1] = obj.field or obj.index or obj.value
end
end
end
for name, defs in pairs(mark) do
if #defs > 1 and name then
local related = {}
for i = 1, #defs do
local def = defs[i]
related[i] = {
start = def.start,
finish = def.finish,
uri = uri,
}
end
for i = 1, #defs - 1 do
local def = defs[i]
callback {
start = def.start,
finish = def.finish,
related = related,
message = lang.script('DIAG_DUPLICATE_INDEX', name),
level = define.DiagnosticSeverity.Hint,
tags = { define.DiagnosticTag.Unnecessary },
}
end
for i = #defs, #defs do
local def = defs[i]
callback {
start = def.start,
finish = def.finish,
related = related,
message = lang.script('DIAG_DUPLICATE_INDEX', name),
}
end
end
end
end)
end