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---@class vm
local vm = require 'vm.vm'
---@param uri uri
---@param child vm.node|string
---@param parent vm.node|string
---@param mark? table
---@return boolean
function vm.isSubType(uri, child, parent, mark)
if type(parent) == 'string' then
parent = vm.createNode(vm.getGlobal('type', parent))
end
if type(child) == 'string' then
child = vm.createNode(vm.getGlobal('type', child))
end
if not child or not parent then
return false
end
mark = mark or {}
for obj in child:eachObject() do
if obj.type ~= 'global'
or obj.cate ~= 'type' then
goto CONTINUE_CHILD
end
if mark[obj.name] then
return false
end
mark[obj.name] = true
for parentNode in parent:eachObject() do
if parentNode.type ~= 'global'
or parentNode.cate ~= 'type' then
goto CONTINUE_PARENT
end
if parentNode.name == 'any' or obj.name == 'any' then
return true
end
if parentNode.name == obj.name then
return true
end
for _, set in ipairs(obj:getSets(uri)) do
if set.type == 'doc.class' and set.extends then
for _, ext in ipairs(set.extends) do
if ext.type == 'doc.extends.name'
and vm.isSubType(uri, ext[1], parentNode.name, mark) then
return true
end
end
end
if set.type == 'doc.alias' and set.extends then
for _, ext in ipairs(set.extends.types) do
if ext.type == 'doc.type.name'
and vm.isSubType(uri, ext[1], parentNode.name, mark) then
return true
end
end
end
end
::CONTINUE_PARENT::
end
::CONTINUE_CHILD::
end
return false
end
---@param uri uri
---@param tnode vm.node
---@param knode vm.node
---@return vm.node?
function vm.getTableValue(uri, tnode, knode)
local result = vm.createNode()
for tn in tnode:eachObject() do
if tn.type == 'doc.type.table' then
for _, field in ipairs(tn.fields) do
if vm.isSubType(uri, vm.compileNode(field.name), knode) then
if field.extends then
result:merge(vm.compileNode(field.extends))
end
end
end
end
if tn.type == 'doc.type.array' then
result:merge(vm.compileNode(tn.node))
end
if tn.type == 'table' then
for _, field in ipairs(tn) do
if field.type == 'tableindex' then
if field.value then
result:merge(vm.compileNode(field.value))
end
end
if field.type == 'tablefield' then
if vm.isSubType(uri, knode, 'string') then
if field.value then
result:merge(vm.compileNode(field.value))
end
end
end
if field.type == 'tableexp' then
if vm.isSubType(uri, knode, 'integer') and field.tindex == 1 then
if field.value then
result:merge(vm.compileNode(field.value))
end
end
end
end
end
end
if result:isEmpty() then
return nil
end
return result
end
---@param uri uri
---@param tnode vm.node
---@param vnode vm.node
---@return vm.node?
function vm.getTableKey(uri, tnode, vnode)
local result = vm.createNode()
for tn in tnode:eachObject() do
if tn.type == 'doc.type.table' then
for _, field in ipairs(tn.fields) do
if field.extends then
if vm.isSubType(uri, vm.compileNode(field.extends), vnode) then
result:merge(vm.compileNode(field.name))
end
end
end
end
if tn.type == 'doc.type.array' then
result:merge(vm.declareGlobal('type', 'integer'))
end
if tn.type == 'table' then
for _, field in ipairs(tn) do
if field.type == 'tableindex' then
if field.index then
result:merge(vm.compileNode(field.index))
end
end
if field.type == 'tablefield' then
result:merge(vm.declareGlobal('type', 'string'))
end
if field.type == 'tableexp' then
result:merge(vm.declareGlobal('type', 'integer'))
end
end
end
end
if result:isEmpty() then
return nil
end
return result
end
|
