diff options
Diffstat (limited to 'server/src')
| -rw-r--r-- | server/src/matcher/definition.lua | 196 |
1 files changed, 121 insertions, 75 deletions
diff --git a/server/src/matcher/definition.lua b/server/src/matcher/definition.lua index 11b45995..32d901d1 100644 --- a/server/src/matcher/definition.lua +++ b/server/src/matcher/definition.lua @@ -21,24 +21,51 @@ function mt:getVar(key, source) return var end -function mt:addVarInfo(var, info) - if not var then +function mt:addInfo(obj, type, source) + if not obj then return nil end - var[#var+1] = info + obj[#obj+1] = { + type = type, + source = source, + } + return obj +end + +function mt:createVar(type, key, source) + local var = { + type = type, + key = key, + source = source, + childs = {}, + } + self.results.vars[#self.results.vars+1] = var return var end +function mt:createLabel(key) + local lbl = { + key = key, + type = 'label', + } + self.results.labels[#self.results.labels+1] = lbl + return lbl +end + +function mt:createDots() + local dots = { + type = 'dots', + } + self.results.dots[#self.results.dots+1] = dots + return dots +end + function mt:createLocal(key, source, var) if key == nil then return nil end if not var then - var = { - type = 'local', - source = source, - childs = {}, - } + var = self:createVar('local', key, source) end self.env.var[key] = var return var @@ -51,11 +78,7 @@ function mt:addField(parent, key, source) assert(source) local var = parent.childs[key] if not var then - var = { - type = 'field', - source = source, - childs = {}, - } + var = self:createVar('field', key, source) parent.childs[key] = var end return var @@ -75,34 +98,18 @@ function mt:getField(parent, key, source) return var end -function mt:checkVar(var, source) - if not var or not source then - return - end - if self:isContainPos(source) then - self.result = { - type = 'var', - var = var, - } - end -end - function mt:checkName(name) local var = self:getVar(name[1], name) - self:checkVar(var, name) + self:addInfo(var, 'get', name) return var end -function mt:checkDots(dots) - if self:isContainPos(dots) then - local dots = self.env.dots - if dots then - self.result = { - type = 'dots', - dots = dots, - } - end +function mt:checkDots(source) + local dots = self.env.dots + if not dots then + return end + self:addInfo(dots, 'get', source) end function mt:searchCall(call, simple, i) @@ -135,30 +142,34 @@ function mt:searchSimple(simple) local var if name.type == 'name' then var = self:getVar(name[1], name) - self:checkVar(var, name) end self:searchExp(simple[1]) for i = 2, #simple do local obj = simple[i] local tp = obj.type - self:searchExp(obj) if tp == 'call' then var = self:searchCall(obj, simple, i) elseif tp == ':' then elseif tp == 'name' then if obj.index then + self:checkName(obj) var = nil else var = self:getField(var, obj[1], obj) - self:checkVar(var, obj) + if i ~= #simple then + self:addInfo(var, 'get', obj) + end end else if obj.index then if obj.type == 'string' or obj.type == 'number' or obj.type == 'boolean' then var = self:getField(var, obj[1], obj) - self:checkVar(var, obj) + if i ~= #simple then + self:addInfo(var, 'get', obj) + end end else + self:searchExp(obj) var = nil end end @@ -186,10 +197,7 @@ function mt:searchTable(exp) local res = self:searchExp(value) local var = self:addField(tbl, key[1], key) self:setTable(var, res) - self:addVarInfo(var, { - type = 'set', - source = key, - }) + self:addInfo(var, 'set', key) else self:searchExp(obj) end @@ -256,10 +264,7 @@ function mt:markSimple(simple) if not obj.index then var = self:addField(var, obj[1], obj) if i == #simple then - self:addVarInfo(var, { - type = 'set', - source = obj, - }) + self:addInfo(var, 'set', obj) end else var = nil @@ -268,10 +273,7 @@ function mt:markSimple(simple) if obj.index then var = self:addField(var, obj[1], obj) if i == #simple then - self:addVarInfo(var, { - type = 'set', - source = obj, - }) + self:addInfo(var, 'set', obj) end else var = nil @@ -284,11 +286,7 @@ end function mt:markSet(simple, tbl) if simple.type == 'name' then local var = self:getVar(simple[1], simple) - self:addVarInfo(var, { - type = 'set', - source = simple, - }) - self:checkVar(var, simple) + self:addInfo(var, 'set', simple) self:setTable(var, tbl) else self:searchSimple(simple) @@ -302,10 +300,11 @@ function mt:markLocal(name, tbl) local str = name[1] -- 创建一个局部变量 local var = self:createLocal(str, name) - self:checkVar(var, name) self:setTable(var, tbl) elseif name.type == '...' then - self.env.dots = name + local dots = self:createDots() + self:addInfo(dots, 'local', name) + self.env.dots = dots elseif name.type == ':' then -- 创建一个局部变量 self:createLocal('self', name) @@ -441,21 +440,17 @@ end function mt:markLabel(label) local str = label[1] if not self.env.label[str] then - self.env.label[str] = { - type = 'label', - } + self.env.label[str] = self:createLabel(str) end - table.insert(self.env.label[str], label) + self:addInfo(self.env.label[str], 'set', label) end function mt:searchGoTo(obj) local str = obj[1] if not self.env.label[str] then - self.env.label[str] = { - type = 'label', - } + self.env.label[str] = self:createLabel(str) end - self.result = self.env.label[str] + self:addInfo(self.env.label[str], 'goto', obj) end function mt:searchAction(action) @@ -499,6 +494,43 @@ function mt:searchActions(actions) return nil end +function mt:definition() + for _, var in ipairs(self.results.vars) do + for _, info in ipairs(var) do + if self:isContainPos(info.source) then + self.result = { + type = 'var', + var = var, + } + return + end + end + end + for _, dots in ipairs(self.results.dots) do + for _, info in ipairs(dots) do + if self:isContainPos(info.source) then + self.result = { + type = 'dots', + dots = dots, + } + return + end + end + end + for _, label in ipairs(self.results.labels) do + for _, info in ipairs(label) do + if self:isContainPos(info.source) then + self.result = { + type = 'label', + label = label, + } + return + end + end + end + log.error('no found') +end + local function parseResult(result) local results = {} local tp = result.type @@ -511,12 +543,9 @@ local function parseResult(result) end results[1] = {source.start, source.finish} elseif var.type == 'field' then - if #var == 0 then - return false - end - for i, info in ipairs(var) do + for _, info in ipairs(var) do if info.type == 'set' then - results[i] = {info.source.start, info.source.finish} + results[#results+1] = {info.source.start, info.source.finish} end end else @@ -524,10 +553,17 @@ local function parseResult(result) end elseif tp == 'dots' then local dots = result.dots - results[1] = {dots.start, dots.finish} + for _, info in ipairs(dots) do + if info.type == 'local' then + results[#results+1] = {info.source.start, info.source.finish} + end + end elseif tp == 'label' then - for i, label in ipairs(result) do - results[i] = {label.start, label.finish} + local label = result.label + for _, info in ipairs(label) do + if info.type == 'set' then + results[#results+1] = {info.source.start, info.source.finish} + end end else error('unknow result.type:' .. result.type) @@ -538,12 +574,22 @@ end return function (ast, pos) local searcher = setmetatable({ pos = pos, - env = env {var = {}, usable = {}}, + env = env { + var = {}, + usable = {} + }, + results = { + labels = {}, + vars = {}, + dots = {}, + } }, mt) searcher.env.label = {} searcher:createLocal('_ENV') searcher:searchActions(ast) + searcher:definition() + if not searcher.result then return false end |