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Parse a divisor's rounding half exactly, print zero unsigned, name int64 refusals, and quote CSV fields without a writer
Tests / vet + fmt + tests (pull_request) Successful in 1m0s
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Lilleman auf Larv
2026-09-15 15:08:26 +02:00
parent 1ad9418a76
commit 3e7127da71
8 changed files with 83 additions and 58 deletions
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builtins.go
+18 -9
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@@ -31,8 +31,8 @@ var builtins = map[string]builtin{
"ulid": {arity: 0, prep: sample(ulid)},
"nanoid": {arity: 1, check: posIntArg, prep: chars(nanoidAlphabet)},
"hex": {arity: 1, check: posIntArg, prep: chars(hexDigits)},
"digits": {arity: 1, check: posIntArg, prep: chars("0123456789"), number: func(a []string) (proven, DataType) {
return bounded(0, math.Pow(10, float64(atoi(a[0])))-1, true), DataTypeString
"digits": {arity: 1, check: posIntArg, prep: chars("0123456789"), number: func(token string, a []string) proven {
return printing(token, DataTypeString, bounded(0, math.Pow(10, float64(atoi(a[0])))-1, true))
}},
"upper": {arity: 1, check: posIntArg, prep: chars("ABCDEFGHIJKLMNOPQRSTUVWXYZ")},
"lower": {arity: 1, check: posIntArg, prep: chars("abcdefghijklmnopqrstuvwxyz")},
@@ -45,16 +45,16 @@ var builtins = map[string]builtin{
"int": {arity: 2, check: intRangeArgs, prep: func(a []string) callFn {
lo, span := atoi(a[0]), atoi(a[1])-atoi(a[0])+1
return func(s *session, _ string, _ []string) string { return strconv.Itoa(lo + s.IntN(span)) }
}, number: func(a []string) (proven, DataType) {
return bounded(float64(atoi(a[0])), float64(atoi(a[1])), true), DataTypeInteger
}, number: func(token string, a []string) proven {
return printing(token, DataTypeInteger, bounded(float64(atoi(a[0])), float64(atoi(a[1])), true))
}},
"float": {arity: 3, check: floatArgs, prep: func(a []string) callFn {
lo, hi, dp := atof(a[0]), atof(a[1]), atoi(a[2])
return func(s *session, _ string, _ []string) string {
return strconv.FormatFloat(lo+s.Float64()*(hi-lo), 'f', dp, 64)
return formatFloat(lo+s.Float64()*(hi-lo), dp)
}
}, number: func(a []string) (proven, DataType) {
return printedNumber(bounded(atof(a[0]), atof(a[1]), false), atoi(a[2]))
}, number: func(token string, a []string) proven {
return printedNumber(token, bounded(atof(a[0]), atof(a[1]), false), atoi(a[2]))
}},
"iban": {arity: 1, check: ibanArg, prep: func(a []string) callFn {
cc := a[0]
@@ -75,8 +75,8 @@ var builtins = map[string]builtin{
return func(s *session, _ string, _ []string) string {
return strconv.FormatUint(s.next(key), 10)
}
}, number: func([]string) (proven, DataType) {
return bounded(1, math.MaxInt64, true), DataTypeInteger
}, number: func(token string, _ []string) proven {
return printing(token, DataTypeInteger, bounded(1, math.MaxInt64, true))
}},
}
@@ -104,6 +104,15 @@ func chars(alphabet string) func([]string) callFn {
const hexDigits = "0123456789abcdef"
// formatFloat prints v to dp decimals, -1 for the shortest form, and a zero unsigned.
func formatFloat(v float64, dp int) string {
s := strconv.FormatFloat(v, 'f', dp, 64)
if strings.HasPrefix(s, "-") && strings.Trim(s, "-0.") == "" {
return s[1:]
}
return s
}
// transforms are the builtins that rewrite one operand's value; they nest, so
// {lowercase(ascii(x))} folds then lowers.
var transforms = map[string]func(string) string{