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author最萌小汐 <sumneko@hotmail.com>2019-02-12 15:16:43 +0800
committer最萌小汐 <sumneko@hotmail.com>2019-02-12 15:16:43 +0800
commit72cb32854c8c1d8d273fcb24b2235e0e7505b99f (patch)
tree5b4e1924ab09af3ae7c694318d959679e82e6f73 /server/src/vm/vm.lua
parent1119b9016a9979ff100c2fbbbaebc7ed6e58d077 (diff)
downloadlua-language-server-72cb32854c8c1d8d273fcb24b2235e0e7505b99f.zip
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Diffstat (limited to 'server/src/vm/vm.lua')
-rw-r--r--server/src/vm/vm.lua201
1 files changed, 109 insertions, 92 deletions
diff --git a/server/src/vm/vm.lua b/server/src/vm/vm.lua
index a988adb8..7a95b722 100644
--- a/server/src/vm/vm.lua
+++ b/server/src/vm/vm.lua
@@ -258,6 +258,12 @@ function mt:setFunctionArg(func, values)
for i = 1, #values do
func.argValues[i] = values[i]
end
+ if func.dots then
+ local dotsIndex = #func.args
+ for i = dotsIndex, #values do
+ func.dots:set(i - dotsIndex + 1, values[i])
+ end
+ end
end
function mt:getFunctionArg(func, i)
@@ -399,23 +405,22 @@ function mt:callDoFile(func, values)
end
function mt:call(func, values, source)
- func:inference('function', 0.9)
local lib = func.lib
if lib then
if lib.args then
for i, arg in ipairs(lib.args) do
local value = values[i]
if value and arg.type ~= '...' then
- value:inference(arg.type, 1.0)
+ value:setType(arg.type, 1.0)
end
end
end
if lib.returns then
for i, rtn in ipairs(lib.returns) do
if rtn.type == '...' then
- self:getFunctionReturns(func, i):inference('any', 0.0)
+ self:getFunctionReturns(func, i):setType('any', 0.0)
else
- self:getFunctionReturns(func, i):inference(rtn.type or 'any', 1.0)
+ self:getFunctionReturns(func, i):setType(rtn.type or 'any', 1.0)
end
end
end
@@ -448,18 +453,10 @@ end
function mt:setFunctionReturn(func, index, value)
func.hasReturn = true
if not func.returns then
- func.returns = {
- type = 'list',
- }
+ func.returns = createMulti()
end
if value then
- if value.type == 'list' then
- for i, v in ipairs(value) do
- func.returns[index+i-1] = v
- end
- else
- func.returns[index] = value
- end
+ func.returns[index] = value
else
func.returns[index] = self:createValue('any', func.source)
end
@@ -470,17 +467,10 @@ function mt:getFunctionReturns(func, i)
return self:createValue('nil')
end
if not func.returns then
- func.returns = {
- type = 'list',
- }
+ func.returns = createMulti()
end
if i then
- if not func.returns[i] then
- for n = #func.returns+1, i do
- func.returns[n] = self:createValue('any')
- end
- end
- return func.returns[i]
+ return func.returns:get(i)
else
return func.returns
end
@@ -505,13 +495,16 @@ function mt:getName(name, source)
local loc = self:loadLocal(name)
if loc then
source:bindLocal(loc)
- return loc
+ return loc:getValue()
end
local ENV = self:loadLocal('_ENV')
local ENVValue = ENV:getValue()
local global = ENVValue:getChild(name)
if global then
return global
+ else
+ global = self:createValue('any')
+ return global
end
end
@@ -528,39 +521,23 @@ function mt:setName(name, source, value)
ENVValue:setChild(name, value)
end
-function mt:getIndex(obj)
- local tp = obj.type
- obj.uri = self.chunk.func.uri
- if tp == 'name' then
- local var = self:getName(obj[1], obj)
- local value = self:getValue(var, obj)
- self:addInfo(var, 'get', obj)
- value:addInfo('get', obj)
+function mt:getIndex(source)
+ self:instantSource(source)
+ if source.type == 'name' then
+ local value = self:getName(source[1], source)
return value
- elseif (tp == 'string' or tp == 'number' or tp == 'boolean') then
- return obj[1]
+ elseif source.type == 'string' or source.type == 'number' or source.type == 'boolean' then
+ return source[1]
else
- return self:getExp(obj)
+ return self:getExp(source)
end
end
-- expect表示遇到 ... 时,期待的返回数量
function mt:unpackDots(res, expect)
- local dots = self:getDots(1)
- local func = dots.func
- local start = dots.index
- if expect then
- local finish = start + expect - 1
- for i = start, finish do
- res[#res+1] = self:getFunctionArg(func, i)
- end
- else
- if not func.argValues then
- return
- end
- for i = start, #func.argValues do
- res[#res+1] = func.argValues[i]
- end
+ local dots = self:loadDots(expect)
+ for _, v in ipairs(dots) do
+ res[#res+1] = v
end
end
@@ -647,7 +624,7 @@ function mt:getSimple(simple, mode)
value = self:selectList(value, 1)
if tp == 'call' then
- value:inference('function', 0.9)
+ value:setType('function', 0.9)
local args = self:unpackList(obj)
if object then
table.insert(args, 1, self:getValue(object, obj))
@@ -666,8 +643,8 @@ function mt:getSimple(simple, mode)
}
parentName = parentName .. '(...)'
elseif tp == 'index' then
- value:inference('table', 0.8)
- value:inference('string', 0.2)
+ value:setType('table', 0.8)
+ value:setType('string', 0.2)
local child = obj[1]
obj.indexName = parentName
local index = self:getIndex(child)
@@ -689,8 +666,8 @@ function mt:getSimple(simple, mode)
parentName = ('%s[?]'):format(parentName)
end
elseif tp == 'name' then
- value:inference('table', 0.8)
- value:inference('string', 0.2)
+ value:setType('table', 0.8)
+ value:setType('string', 0.2)
if mode == 'value' or i < #simple then
field = self:getField(value, obj[1], obj) or self:createField(value, obj[1], obj)
value = self:getValue(field, obj)
@@ -706,14 +683,14 @@ function mt:getSimple(simple, mode)
obj.parentName = parentName
parentName = parentName .. '.' .. field.key
elseif tp == ':' then
- value:inference('table', 0.8)
- value:inference('string', 0.2)
+ value:setType('table', 0.8)
+ value:setType('string', 0.2)
object = field
simple[i-1].colon = obj
colon = colon
elseif tp == '.' then
- value:inference('table', 0.8)
- value:inference('string', 0.2)
+ value:setType('table', 0.8)
+ value:setType('string', 0.2)
simple[i-1].dot = obj
end
end
@@ -725,6 +702,42 @@ function mt:getSimple(simple, mode)
error('Unknow simple mode: ' .. mode)
end
+function mt:getSimple(simple, max)
+ local first = simple[1]
+ self:instantSource(first)
+ local value = self:getExp(first)
+ if not max then
+ max = #simple
+ elseif max < 0 then
+ max = #simple + 1 - max
+ end
+ local object
+ for i = 2, max do
+ local source = simple[i]
+ self:instantSource(source)
+ value = self:getFirstInMulti(value)
+
+ if source.type == 'call' then
+ local args = self:unpackList(source)
+ local func = value
+ if object then
+ table.insert(args, 1, object)
+ end
+ value = self:call(func, args, source)
+ elseif source.type == 'index' then
+ local child = source[1]
+ local index = self:getIndex(child)
+ value = value:getChild(index) or createValue('any')
+ elseif source.type == 'name' then
+ value = value:getChild(source[1]) or createValue('any')
+ elseif source.type == ':' then
+ object = value
+ elseif source.type == '.' then
+ end
+ end
+ return value
+end
+
function mt:isTrue(v)
if v:getType() == 'nil' then
return false
@@ -766,10 +779,10 @@ function mt:getBinary(exp)
or op == '<'
or op == '>'
then
- v1:inference('number', 0.9)
- v2:inference('number', 0.9)
- v1:inference('string', 0.1)
- v2:inference('string', 0.1)
+ v1:setType('number', 0.9)
+ v2:setType('number', 0.9)
+ v1:setType('string', 0.1)
+ v2:setType('string', 0.1)
return self:createValue('boolean')
elseif op == '~='
or op == '=='
@@ -781,12 +794,12 @@ function mt:getBinary(exp)
or op == '<<'
or op == '>>'
then
- v1:inference('integer', 0.9)
- v2:inference('integer', 0.9)
- v1:inference('number', 0.9)
- v2:inference('number', 0.9)
- v1:inference('string', 0.1)
- v2:inference('string', 0.1)
+ v1:setType('integer', 0.9)
+ v2:setType('integer', 0.9)
+ v1:setType('number', 0.9)
+ v2:setType('number', 0.9)
+ v1:setType('string', 0.1)
+ v2:setType('string', 0.1)
if math.type(v1:getValue()) == 'integer' and math.type(v2:getValue()) == 'integer' then
if op == '|' then
return self:createValue('integer', exp, v1:getValue() | v2:getValue())
@@ -802,10 +815,10 @@ function mt:getBinary(exp)
end
return self:createValue('integer')
elseif op == '..' then
- v1:inference('string', 0.9)
- v2:inference('string', 0.9)
- v1:inference('number', 0.1)
- v2:inference('number', 0.1)
+ v1:setType('string', 0.9)
+ v2:setType('string', 0.9)
+ v1:setType('number', 0.1)
+ v2:setType('number', 0.1)
if type(v1:getValue()) == 'string' and type(v2:getValue()) == 'string' then
return self:createValue('string', nil, v1:getValue() .. v2:getValue())
end
@@ -818,8 +831,8 @@ function mt:getBinary(exp)
or op == '%'
or op == '//'
then
- v1:inference('number', 0.9)
- v2:inference('number', 0.9)
+ v1:setType('number', 0.9)
+ v2:setType('number', 0.9)
if type(v1:getValue()) == 'number' and type(v2:getValue()) == 'number' then
if op == '+' then
return self:createValue('number', exp, v1:getValue() + v2:getValue())
@@ -856,20 +869,20 @@ function mt:getUnary(exp)
if op == 'not' then
return self:createValue('boolean')
elseif op == '#' then
- v1:inference('table', 0.9)
- v1:inference('string', 0.9)
+ v1:setType('table', 0.9)
+ v1:setType('string', 0.9)
if type(v1:getValue()) == 'string' then
return self:createValue('integer', exp, #v1:getValue())
end
return self:createValue('integer')
elseif op == '-' then
- v1:inference('number', 0.9)
+ v1:setType('number', 0.9)
if type(v1:getValue()) == 'number' then
return self:createValue('number', exp, -v1:getValue())
end
return self:createValue('number')
elseif op == '~' then
- v1:inference('integer', 0.9)
+ v1:setType('integer', 0.9)
if math.type(v1:getValue()) == 'integer' then
return self:createValue('integer', exp, ~v1:getValue())
end
@@ -878,13 +891,6 @@ function mt:getUnary(exp)
return nil
end
-function mt:getDots()
- if not self.chunk.dots then
- self:createDots(1)
- end
- return self.chunk.dots
-end
-
function mt:getExp(exp)
self:instantSource(exp)
local tp = exp.type
@@ -898,10 +904,7 @@ function mt:getExp(exp)
elseif tp == 'number' then
return self:createValue('number', exp, exp[1])
elseif tp == 'name' then
- local var = self:getName(exp[1], exp)
- local value = self:getValue(var, exp)
- self:addInfo(var, 'get', exp)
- value:addInfo('get', exp)
+ local value = self:getName(exp[1], exp)
return value
elseif tp == 'simple' then
return self:getSimple(exp, 'value')
@@ -984,7 +987,17 @@ function mt:setOne(var, value)
end
self:instantSource(var)
if var.type == 'name' then
- else
+ self:setName(var[1], var, value)
+ elseif var.type == 'simple' then
+ local parent = self:getSimple(var, -2)
+ local key = var[#var]
+ if key.type == 'index' then
+ local index = self:getIndex(key[1])
+ parent:setChild(index, value)
+ elseif key.type == 'name' then
+ local index = key[1]
+ parent:setChild(index, value)
+ end
end
end
@@ -1151,7 +1164,7 @@ function mt:doAction(action)
self:doLocal(action)
elseif tp == 'simple' then
-- call
- self:getSimple(action, 'value')
+ self:getSimple(action)
elseif tp == 'if' then
self:doIf(action)
elseif tp == 'loop' then
@@ -1230,6 +1243,10 @@ function mt:loadLabel(name)
return self.currentFunction:loadLocal(name)
end
+function mt:loadDots(expect)
+ return self.currentFunction:loadDots(expect)
+end
+
function mt:getUri()
return self.currentFunction and self.currentFunction:getUri() or self.uri
end