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local guide = require 'parser.guide'
local vm = require 'vm'
local function mergeTypesInLibrary(types)
if type(types) == 'table' then
return table.concat(types, '|')
else
return types
end
end
local function asLibrary(source, oop)
if not source.args then
return ''
end
local args = {}
for i = 1, #source.args do
local arg = source.args[i]
local name = arg.name
if name then
args[i] = ('%s: %s'):format(name, mergeTypesInLibrary(arg.type))
else
args[i] = ('%s'):format(mergeTypesInLibrary(arg.type))
end
end
local methodDef
local parent = source.parent
if parent and parent.type == 'setmethod' then
methodDef = true
end
if not methodDef and oop then
return table.concat(args, ', ', 2)
else
return table.concat(args, ', ')
end
end
local function asFunction(source, oop)
if not source.args then
return ''
end
local args = {}
for i = 1, #source.args do
local arg = source.args[i]
local name = arg.name or guide.getName(arg)
if name then
args[i] = ('%s: %s'):format(name, vm.getInferType(arg))
else
args[i] = ('%s'):format(vm.getInferType(arg))
end
end
local methodDef
local parent = source.parent
if parent and parent.type == 'setmethod' then
methodDef = true
end
if not methodDef and oop then
return table.concat(args, ', ', 2)
else
return table.concat(args, ', ')
end
end
return function (source, oop)
if source.type == 'library' then
return asLibrary(source.value, oop)
elseif source.library then
return asLibrary(source, oop)
end
if source.type == 'function' then
return asFunction(source, oop)
end
return ''
end
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