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Typed columns and null #13

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lilleman merged 10 commits from typed-columns into main 2026-09-15 15:19:39 +02:00
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+3 -2
1 changed files with 3 additions and 2 deletions
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value.go
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@@ -205,7 +205,7 @@ func magnitude(v proven) float64 { return math.Max(math.Abs(v.lo), math.Abs(v.hi
// and within int64, else a number.
func printedNumber(token string, v proven, dp int) proven {
if dp >= 0 {
half, _ := strconv.ParseFloat("5e-"+strconv.Itoa(dp+1), 64) // math.Pow(10, -dp) can land below the tie and let a printed zero through
half, _ := strconv.ParseFloat("5e-"+strconv.Itoa(dp+1), 64)
v = proven{lo: v.lo - half, hi: v.hi + half, nonZero: math.Max(0, v.nonZero-half), integral: v.integral || dp == 0}
}
if dp != 0 && !(dp < 0 && v.integral) {
@@ -271,7 +271,8 @@ func literalValue(text string) proven {
// signedZero refuses a zero written with a sign as a typed value, naming it unsigned.
func signedZero(text string, v proven) proven {
if !strings.HasPrefix(text, "-") || v.notOperand != "" || v.lo != 0 {
mantissa, _, _ := strings.Cut(strings.ToLower(text), "e")
if !strings.HasPrefix(text, "-") || v.notOperand != "" || strings.Trim(mantissa, "-0.") != "" {
return v
}
for _, d := range []DataType{DataTypeInteger, DataTypeNumber} {