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|
local parser = require 'parser'
local core = require 'core'
local buildVM = require 'vm'
rawset(_G, 'TEST', true)
function TEST(script)
return function (expect)
local pos = script:find('$', 1, true)
local new_script = script:gsub('%$', '')
local ast = parser:parse(new_script, 'lua', 'Lua 5.3')
local vm = buildVM(ast)
assert(vm)
local hovers = core.signature(vm, pos)
if hovers then
assert(expect)
local hover = hovers[#hovers]
local label = hover.label:gsub('^[\r\n]*(.-)[\r\n]*$', '%1'):gsub('\r\n', '\n')
expect.label = expect.label:gsub('^[\r\n]*(.-)[\r\n]*$', '%1'):gsub('\r\n', '\n')
local arg = hover.argLabel
assert(expect.label == label)
assert(expect.arg[1] == arg[1])
assert(expect.arg[2] == arg[2])
else
assert(expect == nil)
end
end
end
TEST [[
local function x(a, b)
end
x($
]]
{
label = "function x(a: any, b: any)",
arg = {12, 17},
}
TEST [[
local function x(a, b)
end
x($)
]]
{
label = "function x(a: any, b: any)",
arg = {12, 17},
}
TEST [[
local function x(a, b)
end
x(xxx$)
]]
{
label = "function x(a: any, b: any)",
arg = {12, 17},
}
TEST [[
local function x(a, b)
end
x(xxx, $)
]]
{
label = "function x(a: any, b: any)",
arg = {20, 25},
}
TEST [[
function mt:f(a)
end
mt:f($
]]
{
label = 'function mt:f(a: any)',
arg = {15, 20},
}
TEST [[
(''):sub($
]]
{
label = [[
function *string:sub(i: integer [, j: integer(-1)])
-> string
]],
arg = {22, 31},
}
TEST [[
(''):sub(1)$
]]
(nil)
TEST [[
local function f(a, b, c)
end
f(1, 'string$')
]]
(nil)
TEST [[
pcall(function () $ end)
]]
(nil)
TEST [[
table.unpack {$}
]]
(nil)
TEST [[
---@type fun(x: number, y: number):boolean
local zzzz
zzzz($)
]]
{
label = [[
function zzzz(x: number, y: number)
-> boolean
]],
arg = {15, 23},
}
TEST [[
('abc'):format(f($))
]]
(nil)
|
