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local parser = require 'parser'
local matcher = require 'matcher'
rawset(_G, 'TEST', true)
function TEST(script)
return function (expect)
local pos = script:find('@', 1, true)
local new_script = script:gsub('@', '')
local ast = parser:ast(new_script)
local vm = matcher.vm(ast)
assert(vm)
local hovers = matcher.signature(vm, pos)
assert(hovers)
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 == arg)
end
end
TEST [[
local function x(a, b)
end
x(@
]]
{
label = "function x(a: any, b: any)",
arg = 'a: any'
}
TEST [[
local function x(a, b)
end
x(@)
]]
{
label = "function x(a: any, b: any)",
arg = 'a: any'
}
TEST [[
function mt:f(a)
end
mt:f(@
]]
{
label = 'function mt:f(a: any)',
arg = 'a: any'
}
TEST [[
(''):sub(@
]]
{
label = [[
function *string:sub(i: integer [, j: integer(-1)])
-> string
]],
arg = 'i: integer'
}
|
