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fix infinity in json stringify

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This commit is contained in:
William Bell
2023-03-15 16:48:47 +00:00
parent ebc3df801b
commit b53f2b4a0a
15 changed files with 471 additions and 461 deletions
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146
src/run.go
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@@ -7,32 +7,64 @@ import (
// returns (number|string|nil), error
func runVal(line any, stack stack, stacklevel int) (any, ArErr) {
if stacklevel >= 10000 {
return nil, ArErr{
TYPE: "RuntimeError",
message: "stack overflow",
line: 0,
path: "",
code: "",
EXISTS: true,
}
}
var (
linenum = 0
path = ""
code = ""
stackoverflow = stacklevel >= 10000
)
switch x := line.(type) {
case number:
return x, ArErr{}
case string:
return x, ArErr{}
case call:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runCall(x, stack, stacklevel+1)
case factorial:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runFactorial(x, stack, stacklevel+1)
case accessVariable:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return readVariable(x, stack)
case ArMapGet:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return mapGet(x, stack, stacklevel+1)
case setVariable:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return setVariableValue(x, stack, stacklevel+1)
case negative:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
resp, err := runVal(x.VAL, stack, stacklevel+1)
resp = classVal(resp)
if err.EXISTS {
@@ -48,34 +80,124 @@ func runVal(line any, stack stack, stacklevel int) (any, ArErr) {
EXISTS: true,
}
case brackets:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runVal(x.VAL, stack, stacklevel+1)
case operationType:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runOperation(x, stack, stacklevel+1)
case dowrap:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runDoWrap(x, stack, stacklevel+1)
case CallReturn:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runReturn(x, stack, stacklevel+1)
case CallBreak:
return runBreak(x, stack, stacklevel+1)
case Break:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return x, ArErr{}
case Continue:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return x, ArErr{}
case ArDelete:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runDelete(x, stack, stacklevel+1)
case not:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runNot(x, stack, stacklevel+1)
case ifstatement:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runIfStatement(x, stack, stacklevel+1)
case whileLoop:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runWhileLoop(x, stack, stacklevel+1)
case CreateArray:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runArray(x, stack, stacklevel+1)
case squareroot:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runSquareroot(x, stack, stacklevel+1)
case ArImport:
if stackoverflow {
linenum = x.line
path = x.path
code = x.code
break
}
return runImport(x, stack, stacklevel+1)
case bool:
return x, ArErr{}
case nil:
return nil, ArErr{}
}
if stackoverflow {
return nil, ArErr{
TYPE: "RuntimeError",
message: "stack overflow",
line: linenum,
path: path,
code: code,
EXISTS: true,
}
}
fmt.Println("unreachable", reflect.TypeOf(line))
panic("unreachable")
}