Fix scoping with mutable variables

test/tests/scope checkpoint mutable.lua

@@ -0,0 +1,131 @@
+local _={}
+_[59]={}
+_[58]={}
+_[57]={}
+_[56]={}
+_[55]={}
+_[54]={}
+_[53]={}
+_[52]={}
+_[51]={}
+_[50]={}
+_[49]={}
+_[48]={}
+_[47]={}
+_[46]={}
+_[45]={}
+_[44]={}
+_[43]={}
+_[42]={}
+_[41]={}
+_[40]={text="[1, 2, 3, 4, 5]",tags=_[59]}
+_[39]={text="l: ",tags=_[58]}
+_[38]={text="FINAL",tags=_[57]}
+_[37]={text="[1, 2, 3, 4, 5]",tags=_[56]}
+_[36]={text="f2: ",tags=_[55]}
+_[35]={text="END REC",tags=_[54]}
+_[34]={text="[1, 2, 3, 4]",tags=_[53]}
+_[33]={text="f2: ",tags=_[52]}
+_[32]={text="CHECK",tags=_[51]}
+_[31]={text="[1, 2, 3]",tags=_[50]}
+_[30]={text=" ",tags=_[49]}
+_[29]={text="[1, 2, 3]",tags=_[48]}
+_[28]={text="f1: ",tags=_[47]}
+_[27]={text="REC",tags=_[46]}
+_[26]={text="CHECK",tags=_[45]}
+_[25]={text="[1, 2]",tags=_[44]}
+_[24]={text=" ",tags=_[43]}
+_[23]={text="[1, 2]",tags=_[42]}
+_[22]={text="f1: ",tags=_[41]}
+_[21]={_[39],_[40]}
+_[20]={_[38]}
+_[19]={_[36],_[37]}
+_[18]={_[35]}
+_[17]={_[33],_[34]}
+_[16]={_[32]}
+_[15]={_[28],_[29],_[30],_[31]}
+_[14]={_[27]}
+_[13]={_[26]}
+_[12]={_[22],_[23],_[24],_[25]}
+_[11]={"return"}
+_[10]={"text",_[21]}
+_[9]={"text",_[20]}
+_[8]={"text",_[19]}
+_[7]={"text",_[18]}
+_[6]={"text",_[17]}
+_[5]={"text",_[16]}
+_[4]={"text",_[15]}
+_[3]={"text",_[14]}
+_[2]={"text",_[13]}
+_[1]={"text",_[12]}
+return {_[1],_[2],_[3],_[4],_[5],_[6],_[7],_[8],_[9],_[10],_[11]}
+--[[
+{ "text", { {
+      tags = {},
+      text = "f1: "
+    }, {
+      tags = {},
+      text = "[1, 2]"
+    }, {
+      tags = {},
+      text = " "
+    }, {
+      tags = {},
+      text = "[1, 2]"
+    } } }
+{ "text", { {
+      tags = {},
+      text = "CHECK"
+    } } }
+{ "text", { {
+      tags = {},
+      text = "REC"
+    } } }
+{ "text", { {
+      tags = {},
+      text = "f1: "
+    }, {
+      tags = {},
+      text = "[1, 2, 3]"
+    }, {
+      tags = {},
+      text = " "
+    }, {
+      tags = {},
+      text = "[1, 2, 3]"
+    } } }
+{ "text", { {
+      tags = {},
+      text = "CHECK"
+    } } }
+{ "text", { {
+      tags = {},
+      text = "f2: "
+    }, {
+      tags = {},
+      text = "[1, 2, 3, 4]"
+    } } }
+{ "text", { {
+      tags = {},
+      text = "END REC"
+    } } }
+{ "text", { {
+      tags = {},
+      text = "f2: "
+    }, {
+      tags = {},
+      text = "[1, 2, 3, 4, 5]"
+    } } }
+{ "text", { {
+      tags = {},
+      text = "FINAL"
+    } } }
+{ "text", { {
+      tags = {},
+      text = "l: "
+    }, {
+      tags = {},
+      text = "[1, 2, 3, 4, 5]"
+    } } }
+{ "return" }
+]]--