diff options
Diffstat (limited to 'script')
| -rw-r--r-- | script/vm/node.lua | 8 | ||||
| -rw-r--r-- | script/vm/runner.lua | 37 |
2 files changed, 44 insertions, 1 deletions
diff --git a/script/vm/node.lua b/script/vm/node.lua index 7964c442..76e61192 100644 --- a/script/vm/node.lua +++ b/script/vm/node.lua @@ -216,6 +216,14 @@ function mt:removeNode(node) for _, c in ipairs(node) do if c.type == 'global' and c.cate == 'type' then self:remove(c.name) + elseif c.type == 'nil' then + self:remove 'nil' + elseif c.type == 'boolean' then + if c[1] == true then + self:remove 'true' + else + self:remove 'false' + end end end end diff --git a/script/vm/runner.lua b/script/vm/runner.lua index df5b4ed1..90b388f1 100644 --- a/script/vm/runner.lua +++ b/script/vm/runner.lua @@ -118,13 +118,47 @@ function mt:_lookInto(action, topNode, outNode) end end elseif action.type == 'unary' then + if not action[1] then + return topNode, outNode + end if action.op.type == 'not' then outNode, topNode = self:_lookInto(action[1], topNode, outNode) end elseif action.type == 'binary' then + if not action[1] or not action[2] then + return topNode, outNode + end if action.op.type == 'and' then topNode = self:_lookInto(action[1], topNode) topNode = self:_lookInto(action[2], topNode) + elseif action.op.type == '==' + or action.op.type == '~=' then + local loc, checker + for i = 1, 2 do + if action[i].type == 'getlocal' and action[i].node == self._loc then + loc = action[i] + checker = action[3-i] -- Copilot tells me use `3-i` instead of `i%2+1` + else + loc = action[3-i] + checker = action[i] + end + end + if loc then + if guide.isLiteral(checker) then + local checkerNode = vm.compileNode(checker) + if action.op.type == '==' then + topNode = checkerNode + if outNode then + outNode:removeNode(topNode) + end + else + topNode:removeNode(checkerNode) + if outNode then + outNode = checkerNode + end + end + end + end end end return topNode, outNode @@ -141,7 +175,8 @@ function mt:_launchBlock(block, node) return topNode, neverReturn end for _, action in ipairs(block) do - if action.type == 'return' then + if action.type == 'return' + or action.type == 'goto' then neverReturn = true end local finish = action.range or action.finish |