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local files = require 'files'
local furi = require 'file-uri'
local vm = require 'vm'
local guide = require 'parser.guide'
local catch = require 'catch'
rawset(_G, 'TEST', true)
local function getSource(uri, pos)
local state = files.getState(uri)
if not state then
return
end
local result
guide.eachSourceContain(state.ast, pos, function (source)
if source.type == 'local'
or source.type == 'getlocal'
or source.type == 'setlocal'
or source.type == 'setglobal'
or source.type == 'getglobal'
or source.type == 'field'
or source.type == 'method'
or source.type == 'function'
or source.type == 'table'
or source.type == 'doc.type.name' then
result = source
end
end)
return result
end
local EXISTS = {}
local function eq(a, b)
if a == EXISTS and b ~= nil then
return true
end
if b == EXISTS and a ~= nil then
return true
end
local tp1, tp2 = type(a), type(b)
if tp1 ~= tp2 then
return false
end
if tp1 == 'table' then
local mark = {}
for k in pairs(a) do
if not eq(a[k], b[k]) then
return false
end
mark[k] = true
end
for k in pairs(b) do
if not mark[k] then
return false
end
end
return true
end
return a == b
end
---@diagnostic disable: await-in-sync
function TEST(expect)
local sourcePos, sourceUri
for _, file in ipairs(expect) do
local script, list = catch(file.content, '?')
local uri = furi.encode(file.path)
files.setText(uri, script)
files.compileState(uri)
if #list['?'] > 0 then
sourceUri = uri
sourcePos = (list['?'][1][1] + list['?'][1][2]) // 2
end
end
local _ <close> = function ()
for _, info in ipairs(expect) do
files.remove(furi.encode(info.path))
end
end
local source = getSource(sourceUri, sourcePos)
assert(source)
local view = vm.getInfer(source):view(sourceUri)
assert(eq(view, expect.infer))
end
TEST {
{
path = 'a.lua',
content = [[
---@class T
local x
---@class V
x.y = 1
]],
},
{
path = 'b.lua',
content = [[
---@type T
local x
if x.y then
print(x.<?y?>)
end
]],
},
infer = 'V',
}
TEST {
{ path = 'a.lua', content = [[
X = 1
X = true
]], },
{ path = 'b.lua', content = [[
print(<?X?>)
]], },
infer = 'integer',
}
TEST {
{ path = 'a.lua', content = [[
---@meta
X = 1
X = true
]], },
{ path = 'b.lua', content = [[
print(<?X?>)
]], },
infer = 'boolean|integer',
}
TEST {
{ path = 'a.lua', content = [[
return 1337, "string", true
]], },
{ path = 'b.lua', content = [[
local <?a?>, b, c = require 'a
]], },
infer = 'integer',
}
TEST {
{ path = 'a.lua', content = [[
return 1337, "string", true
]], },
{ path = 'b.lua', content = [[
local a, <?b?>, c = require 'a
]], },
infer = 'unknown',
}
TEST {
{ path = 'a.lua', content = [[
return 1337, "string", true
]], },
{ path = 'b.lua', content = [[
local a, b, <?c?> = require 'a
]], },
infer = 'nil',
}
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