2024-05-10 18:05:03 +00:00
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package main
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import (
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"bufio"
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2024-06-09 13:15:53 +00:00
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"errors"
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2024-07-12 16:11:25 +00:00
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"flag"
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2024-05-10 18:05:03 +00:00
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"fmt"
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2024-06-19 02:44:24 +00:00
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"git.nunosempere.com/NunoSempere/fermi/pretty"
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2024-06-19 12:30:21 +00:00
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"git.nunosempere.com/NunoSempere/fermi/sample"
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2024-05-10 18:25:23 +00:00
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"math"
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2024-05-10 18:05:03 +00:00
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"os"
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2024-06-09 22:51:05 +00:00
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"sort"
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2024-05-10 18:05:03 +00:00
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"strings"
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)
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2024-06-19 02:02:42 +00:00
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/* Types and interfaces */
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type Stack struct {
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old_dist Dist
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vars map[string]Dist
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}
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2024-06-09 20:27:49 +00:00
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2024-06-09 21:35:36 +00:00
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type Dist interface {
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Samples() []float64
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}
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2024-06-19 02:02:42 +00:00
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2024-06-10 01:08:10 +00:00
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type Scalar float64
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2024-06-10 01:08:10 +00:00
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type Lognormal struct {
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low float64
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high float64
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}
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2024-06-19 02:02:42 +00:00
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2024-06-10 01:08:10 +00:00
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type Beta struct {
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a float64
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b float64
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}
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2024-06-19 02:02:42 +00:00
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2024-06-10 01:08:10 +00:00
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type FilledSamples struct {
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xs []float64
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}
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2024-06-19 02:44:24 +00:00
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/* Dist interface functions */
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// https://go.dev/tour/methods/9
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func (p Scalar) Samples() []float64 {
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xs := make([]float64, N_SAMPLES)
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for i := 0; i < N_SAMPLES; i++ {
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xs[i] = float64(p)
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}
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return xs
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}
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func (ln Lognormal) Samples() []float64 {
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sampler := func(r sample.Src) float64 { return sample.Sample_to(ln.low, ln.high, r) }
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// Can't do parallel because then I'd have to await throughout the code
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return sample.Sample_serially(sampler, N_SAMPLES)
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}
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func (beta Beta) Samples() []float64 {
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sampler := func(r sample.Src) float64 { return sample.Sample_beta(beta.a, beta.b, r) }
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return sample.Sample_serially(sampler, N_SAMPLES)
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}
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func (fs FilledSamples) Samples() []float64 {
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return fs.xs
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}
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2024-06-19 02:02:42 +00:00
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/* Constants */
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2024-10-01 07:56:31 +00:00
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const HELP_MSG = "1. Grammar:\n" +
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" Operation | Variable assignment | Special\n" +
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" Operation: operator operand\n" +
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" operator: (empty) | * | / | + | -\n" +
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" operand: scalar | lognormal | beta | variable\n" +
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" lognormal: low high\n" +
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" beta: beta alpha beta\n" +
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" Variable assignment: =: variable_name\n" +
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" Variable assignment and clear stack: =. variable_name\n" +
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" Special commands: \n" +
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" Comment: # this is a comment\n" +
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" Summary stats: stats\n" +
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" Clear stack: clear | c | .\n" +
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" Print debug info: debug | d\n" +
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" Print help message: help | h\n" +
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" Start additional stack: operator (\n" +
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" Return from additional stack )\n" +
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" Exit: exit | e\n" +
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" Examples: \n" +
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" + 2\n" +
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" / 2.5\n" +
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" * 1 10 (interpreted as lognormal)\n" +
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" + 1 10\n" +
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" * beta 1 10\n" +
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" 1 10 (multiplication taken as default operation)\n" +
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" =: x\n" +
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" .\n" +
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" 1 100\n" +
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" + x\n" +
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" # this is a comment\n" +
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" * 1 12 # this is an operation followed by a comment\n" +
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" * (\n" +
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" 1 10\n" +
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" + beta 1 100\n" +
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" )\n" +
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" exit\n" +
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"\n" +
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"2. Command flags:\n" +
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" -echo\n" +
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" Specifies whether inputs should be echoed back. Useful if reading from a file\n." +
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" -f string\n" +
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" Specifies a file with a model to run\n" +
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" -n int\n" +
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" Specifies the number of samples to draw when using samples (default 100000)\n" +
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" -h Shows help message\n"
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2024-07-07 14:30:35 +00:00
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2024-06-19 02:02:42 +00:00
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const NORMAL90CONFIDENCE = 1.6448536269514727
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const INIT_DIST Scalar = Scalar(1)
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2024-07-12 16:11:25 +00:00
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2024-07-12 22:39:13 +00:00
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var N_SAMPLES = 100_000
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2024-06-19 02:02:42 +00:00
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2024-06-19 13:46:08 +00:00
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/* Printers */
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2024-06-19 02:44:24 +00:00
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func prettyPrintDist(dist Dist) {
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switch v := dist.(type) {
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case Lognormal:
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fmt.Printf("=> ")
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pretty.PrettyPrint2Floats(v.low, v.high)
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fmt.Println()
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case Beta:
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fmt.Printf("=> beta ")
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pretty.PrettyPrint2Floats(v.a, v.b)
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fmt.Println()
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case Scalar:
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fmt.Printf("=> scalar ")
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w := float64(v)
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pretty.PrettyPrintFloat(w)
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fmt.Println()
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case FilledSamples:
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n := len(v.xs)
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sorted_xs := make([]float64, n)
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2024-06-19 13:46:08 +00:00
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copy(sorted_xs, v.xs)
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sort.Slice(sorted_xs, func(i, j int) bool {
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return sorted_xs[i] < sorted_xs[j]
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})
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2024-06-09 13:15:53 +00:00
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2024-09-15 21:24:40 +00:00
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low := sorted_xs[int(math.Round(float64(n)*0.05))]
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2024-10-01 07:44:45 +00:00
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high := sorted_xs[int(math.Round(float64(n)*0.95))]
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fmt.Printf("=> ")
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pretty.PrettyPrint2Floats(low, high)
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2024-06-19 13:46:08 +00:00
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fmt.Printf(" (")
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pretty.PrettyPrintInt(N_SAMPLES)
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fmt.Printf(" samples)")
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fmt.Println()
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default:
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fmt.Printf("%v\n", v)
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}
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2024-05-10 18:07:58 +00:00
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}
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2024-06-19 13:46:08 +00:00
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func printAndReturnErr(err_msg string) error {
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fmt.Println(err_msg)
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2024-09-15 20:40:00 +00:00
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// fmt.Println(HELP_MSG)
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fmt.Println("Type \"help\" (without quotes) to see a pseudogrammar and examples")
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return errors.New(err_msg)
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2024-06-09 21:08:15 +00:00
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}
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2024-09-15 21:24:40 +00:00
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func prettyPrintStats(dist Dist) {
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xs := dist.Samples()
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n := len(xs)
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mean := 0.0
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for i := 0; i < n; i++ {
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mean += xs[i]
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}
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mean /= float64(n)
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fmt.Printf("Mean: %f\n", mean)
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stdev := 0.0
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for i := 0; i < n; i++ {
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stdev += math.Pow(xs[i]-mean, 2)
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}
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stdev = math.Sqrt(stdev / float64(n))
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fmt.Printf("Stdev: %f\n", stdev)
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sorted_xs := make([]float64, n)
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copy(sorted_xs, xs)
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sort.Slice(sorted_xs, func(i, j int) bool {
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return sorted_xs[i] < sorted_xs[j]
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})
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2024-10-01 07:44:45 +00:00
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print_ci := func(ci float64, prefix string) {
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x := sorted_xs[int(math.Round(float64(n)*ci))]
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fmt.Printf("%s%f\n", prefix, x)
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}
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print_ci(0.01, "ci 1%: ")
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print_ci(0.05, "ci 5%: ")
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print_ci(0.10, "ci 10%: ")
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print_ci(0.25, "ci 25%: ")
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print_ci(0.50, "ci 50%: ")
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print_ci(0.75, "ci 75%: ")
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print_ci(0.90, "ci 90%: ")
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print_ci(0.95, "ci 95%: ")
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print_ci(0.99, "ci 99%: ")
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2024-09-15 21:24:40 +00:00
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}
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2024-06-19 13:46:08 +00:00
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/* Operations */
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// Generic operations with samples
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2024-06-19 02:02:42 +00:00
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func operateDistsAsSamples(dist1 Dist, dist2 Dist, op string) (Dist, error) {
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2024-06-09 22:24:06 +00:00
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xs := dist1.Samples()
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ys := dist2.Samples()
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2024-06-09 22:51:05 +00:00
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zs := make([]float64, N_SAMPLES)
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for i := 0; i < N_SAMPLES; i++ {
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2024-06-10 01:08:10 +00:00
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switch op {
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case "*":
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zs[i] = xs[i] * ys[i]
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case "/":
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if ys[0] != 0 {
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zs[i] = xs[i] / ys[i]
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} else {
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fmt.Println("Error: When dividing as samples, division by zero")
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return nil, errors.New("Division by zero")
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}
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case "+":
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zs[i] = xs[i] + ys[i]
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case "-":
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zs[i] = xs[i] - ys[i]
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2024-09-15 20:36:51 +00:00
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default:
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fmt.Println("Error: Operation not recognized")
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return nil, errors.New("Operation not recognized")
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2024-06-10 01:08:10 +00:00
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}
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2024-06-09 13:15:53 +00:00
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}
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2024-06-09 21:35:36 +00:00
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2024-06-10 01:08:10 +00:00
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return FilledSamples{xs: zs}, nil
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2024-06-09 22:24:06 +00:00
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}
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2024-06-19 13:46:08 +00:00
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// Multiplication
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func multiplyLogDists(l1 Lognormal, l2 Lognormal) Lognormal {
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logmean1 := (math.Log(l1.high) + math.Log(l1.low)) / 2.0
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logstd1 := (math.Log(l1.high) - math.Log(l1.low)) / (2.0 * NORMAL90CONFIDENCE)
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logmean2 := (math.Log(l2.high) + math.Log(l2.low)) / 2.0
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logstd2 := (math.Log(l2.high) - math.Log(l2.low)) / (2.0 * NORMAL90CONFIDENCE)
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logmean_product := logmean1 + logmean2
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logstd_product := math.Sqrt(logstd1*logstd1 + logstd2*logstd2)
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h := logstd_product * NORMAL90CONFIDENCE
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loglow := logmean_product - h
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loghigh := logmean_product + h
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return Lognormal{low: math.Exp(loglow), high: math.Exp(loghigh)}
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}
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func multiplyBetaDists(beta1 Beta, beta2 Beta) Beta {
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return Beta{a: beta1.a + beta2.a, b: beta1.b + beta2.b}
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}
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2024-06-09 22:24:06 +00:00
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func multiplyDists(old_dist Dist, new_dist Dist) (Dist, error) {
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switch o := old_dist.(type) {
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case Lognormal:
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{
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switch n := new_dist.(type) {
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case Lognormal:
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return multiplyLogDists(o, n), nil
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case Scalar:
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2024-06-10 01:08:10 +00:00
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return multiplyLogDists(o, Lognormal{low: float64(n), high: float64(n)}), nil
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2024-06-09 22:24:06 +00:00
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}
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}
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case Scalar:
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{
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if o == 1 {
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2024-06-09 23:12:02 +00:00
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return new_dist, nil
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}
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2024-06-09 22:24:06 +00:00
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switch n := new_dist.(type) {
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case Lognormal:
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2024-06-10 01:08:10 +00:00
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return multiplyLogDists(Lognormal{low: float64(o), high: float64(o)}, n), nil
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2024-06-09 22:24:06 +00:00
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case Scalar:
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return Scalar(float64(o) * float64(n)), nil
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2024-06-09 22:24:06 +00:00
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}
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}
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2024-06-09 23:12:02 +00:00
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case Beta:
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switch n := new_dist.(type) {
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case Beta:
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return multiplyBetaDists(o, n), nil
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}
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2024-06-10 01:08:10 +00:00
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}
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2024-09-15 20:33:56 +00:00
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return operateDistsAsSamples(old_dist, new_dist, "*")
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2024-06-10 01:08:10 +00:00
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}
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func divideDists(old_dist Dist, new_dist Dist) (Dist, error) {
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switch o := old_dist.(type) {
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case Lognormal:
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{
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switch n := new_dist.(type) {
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case Lognormal:
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if n.high == 0 || n.low == 0 {
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fmt.Println("Error: Can't divide by 0.0")
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return nil, errors.New("Error: division by zero")
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}
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2024-06-10 01:08:10 +00:00
|
|
|
return multiplyLogDists(o, Lognormal{low: 1.0 / n.high, high: 1.0 / n.low}), nil
|
|
|
|
case Scalar:
|
2024-06-19 13:46:08 +00:00
|
|
|
if n == 0.0 {
|
|
|
|
fmt.Println("Error: Can't divide by 0.0")
|
|
|
|
return nil, errors.New("Error: division by zero scalar")
|
|
|
|
}
|
2024-06-10 01:08:10 +00:00
|
|
|
return multiplyLogDists(o, Lognormal{low: 1.0 / float64(n), high: 1.0 / float64(n)}), nil
|
|
|
|
}
|
|
|
|
}
|
|
|
|
case Scalar:
|
|
|
|
{
|
|
|
|
switch n := new_dist.(type) {
|
|
|
|
case Lognormal:
|
|
|
|
return multiplyLogDists(Lognormal{low: float64(o), high: float64(o)}, Lognormal{low: 1.0 / n.high, high: 1.0 / n.low}), nil
|
|
|
|
case Scalar:
|
2024-06-19 13:46:08 +00:00
|
|
|
if n == 0.0 {
|
|
|
|
fmt.Println("Error: Can't divide by 0.0")
|
|
|
|
return nil, errors.New("Error: division by zero scalar")
|
|
|
|
}
|
2024-06-10 01:08:10 +00:00
|
|
|
return Scalar(float64(o) / float64(n)), nil
|
|
|
|
}
|
|
|
|
}
|
2024-06-09 22:24:06 +00:00
|
|
|
}
|
2024-09-15 20:34:30 +00:00
|
|
|
return operateDistsAsSamples(old_dist, new_dist, "/")
|
2024-06-09 22:24:06 +00:00
|
|
|
}
|
|
|
|
|
2024-06-19 13:46:08 +00:00
|
|
|
// Generic distribution operations
|
|
|
|
func operateDists(old_dist Dist, new_dist Dist, op string) (Dist, error) {
|
2024-06-19 02:02:42 +00:00
|
|
|
switch op {
|
|
|
|
case "*":
|
2024-06-19 13:46:08 +00:00
|
|
|
return multiplyDists(old_dist, new_dist)
|
2024-06-19 02:02:42 +00:00
|
|
|
case "/":
|
2024-06-19 13:46:08 +00:00
|
|
|
return divideDists(old_dist, new_dist)
|
2024-06-19 02:02:42 +00:00
|
|
|
case "+":
|
2024-06-19 13:46:08 +00:00
|
|
|
return operateDistsAsSamples(old_dist, new_dist, "+")
|
2024-06-19 02:02:42 +00:00
|
|
|
case "-":
|
2024-06-19 13:46:08 +00:00
|
|
|
return operateDistsAsSamples(old_dist, new_dist, "-")
|
|
|
|
default:
|
|
|
|
return nil, printAndReturnErr("Can't combine distributions in this way")
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Parser and repl */
|
2024-06-19 14:41:47 +00:00
|
|
|
func parseWordsErr(err_msg string) (string, Dist, error) {
|
|
|
|
return "", nil, printAndReturnErr(err_msg)
|
|
|
|
}
|
|
|
|
func parseWordsIntoOpAndDist(words []string, vars map[string]Dist) (string, Dist, error) {
|
2024-06-19 13:46:08 +00:00
|
|
|
|
|
|
|
op := ""
|
|
|
|
var dist Dist
|
|
|
|
|
|
|
|
switch words[0] {
|
|
|
|
case "*", "/", "+", "-":
|
|
|
|
op = words[0]
|
|
|
|
words = words[1:]
|
|
|
|
default:
|
|
|
|
op = "*" // later, change the below to
|
|
|
|
}
|
|
|
|
|
|
|
|
switch len(words) {
|
|
|
|
case 0:
|
2024-06-19 14:41:47 +00:00
|
|
|
return parseWordsErr("Operator must have operand; can't operate on nothing")
|
2024-06-19 13:46:08 +00:00
|
|
|
case 1:
|
|
|
|
var_word, var_word_exists := vars[words[0]]
|
2024-06-30 13:30:55 +00:00
|
|
|
single_float, err1 := pretty.ParseFloat(words[0]) // abstract this away to search for K/M/B/T/etc.
|
2024-06-19 13:46:08 +00:00
|
|
|
switch {
|
|
|
|
case var_word_exists:
|
|
|
|
dist = var_word
|
|
|
|
case err1 == nil:
|
|
|
|
dist = Scalar(single_float)
|
|
|
|
case err1 != nil && !var_word_exists:
|
2024-06-19 14:41:47 +00:00
|
|
|
return parseWordsErr("Trying to operate on a scalar, but scalar is neither a float nor an assigned variable")
|
2024-06-19 13:46:08 +00:00
|
|
|
}
|
|
|
|
case 2:
|
2024-06-30 13:30:55 +00:00
|
|
|
new_low, err1 := pretty.ParseFloat(words[0])
|
|
|
|
new_high, err2 := pretty.ParseFloat(words[1])
|
2024-06-19 13:46:08 +00:00
|
|
|
if err1 != nil || err2 != nil {
|
2024-06-19 14:41:47 +00:00
|
|
|
return parseWordsErr("Trying to operate by a distribution, but distribution is not specified as two floats")
|
2024-06-19 13:46:08 +00:00
|
|
|
}
|
|
|
|
dist = Lognormal{low: new_low, high: new_high}
|
|
|
|
case 3:
|
|
|
|
if words[0] == "beta" || words[0] == "b" {
|
2024-06-30 13:30:55 +00:00
|
|
|
a, err1 := pretty.ParseFloat(words[1])
|
|
|
|
b, err2 := pretty.ParseFloat(words[2])
|
2024-06-19 13:46:08 +00:00
|
|
|
if err1 != nil || err2 != nil {
|
2024-06-19 14:41:47 +00:00
|
|
|
return parseWordsErr("Trying to specify a beta distribution? Try beta 1 2")
|
2024-06-19 13:46:08 +00:00
|
|
|
}
|
|
|
|
dist = Beta{a: a, b: b}
|
|
|
|
} else {
|
2024-06-19 14:41:47 +00:00
|
|
|
return parseWordsErr("Input not understood or not implemented yet")
|
2024-06-19 02:02:42 +00:00
|
|
|
}
|
|
|
|
default:
|
2024-06-19 14:41:47 +00:00
|
|
|
return parseWordsErr("Input not understood or not implemented yet")
|
2024-06-19 02:02:42 +00:00
|
|
|
}
|
2024-06-19 13:46:08 +00:00
|
|
|
return op, dist, nil
|
2024-06-19 00:29:55 +00:00
|
|
|
}
|
|
|
|
|
2024-06-19 13:46:08 +00:00
|
|
|
/* Combine old dist and new line */
|
|
|
|
// We want this as a function (rather than just be in main)
|
|
|
|
// to be able to have parenthesis/recusion, possibly functions
|
2024-06-09 20:46:08 +00:00
|
|
|
|
2024-08-09 15:39:38 +00:00
|
|
|
func runRepl(stack Stack, reader *bufio.Reader, echo_flag *bool) Stack {
|
2024-06-19 12:30:21 +00:00
|
|
|
replForLoop:
|
2024-05-10 18:05:03 +00:00
|
|
|
for {
|
2024-06-19 00:37:25 +00:00
|
|
|
new_line, _ := reader.ReadString('\n')
|
2024-08-09 15:39:38 +00:00
|
|
|
if *echo_flag {
|
|
|
|
fmt.Printf(new_line)
|
|
|
|
}
|
2024-07-07 14:06:15 +00:00
|
|
|
new_line_before_comments, _, _ := strings.Cut(new_line, "#")
|
|
|
|
new_line_trimmed := strings.TrimSpace(new_line_before_comments)
|
|
|
|
words := strings.Split(new_line_trimmed, " ")
|
|
|
|
|
2024-06-19 02:28:19 +00:00
|
|
|
switch {
|
2024-07-07 14:06:15 +00:00
|
|
|
case strings.TrimSpace(new_line_trimmed) == "": /* Empty line case */
|
2024-07-08 21:21:49 +00:00
|
|
|
continue replForLoop
|
2024-06-19 02:28:19 +00:00
|
|
|
/* Parenthesis */
|
|
|
|
case len(words) == 2 && (words[0] == "*" || words[0] == "+" || words[0] == "-" || words[0] == "/") && words[1] == "(":
|
2024-08-09 15:39:38 +00:00
|
|
|
new_stack := runRepl(Stack{old_dist: INIT_DIST, vars: stack.vars}, reader, echo_flag)
|
2024-06-19 13:46:08 +00:00
|
|
|
combined_dist, err := operateDists(stack.old_dist, new_stack.old_dist, words[0])
|
|
|
|
if err == nil {
|
|
|
|
stack.old_dist = combined_dist
|
|
|
|
}
|
2024-06-19 02:28:19 +00:00
|
|
|
case len(words) == 1 && words[0] == ")":
|
|
|
|
return stack
|
|
|
|
/* Special operations */
|
|
|
|
case words[0] == "exit" || words[0] == "e":
|
|
|
|
os.Exit(0)
|
|
|
|
case words[0] == "help" || words[0] == "h":
|
2024-06-19 13:46:08 +00:00
|
|
|
fmt.Println(HELP_MSG)
|
2024-06-19 02:28:19 +00:00
|
|
|
case words[0] == "debug" || words[0] == "d":
|
2024-06-19 13:46:08 +00:00
|
|
|
fmt.Printf("%v", stack)
|
2024-06-19 02:28:19 +00:00
|
|
|
case words[0] == "clear" || words[0] == "c" || words[0] == ".":
|
|
|
|
stack.old_dist = INIT_DIST
|
|
|
|
fmt.Println()
|
2024-09-15 21:24:40 +00:00
|
|
|
case words[0] == "stats" || words[0] == "s":
|
|
|
|
prettyPrintStats(stack.old_dist)
|
2024-06-19 12:30:21 +00:00
|
|
|
/* Variable assignment */
|
2024-06-19 02:28:19 +00:00
|
|
|
case words[0] == "=:" && len(words) == 2:
|
|
|
|
stack.vars[words[1]] = stack.old_dist
|
|
|
|
fmt.Printf("%s ", words[1])
|
|
|
|
case words[0] == "=." && len(words) == 2:
|
|
|
|
stack.vars[words[1]] = stack.old_dist
|
|
|
|
fmt.Printf("%s ", words[1])
|
|
|
|
prettyPrintDist(stack.old_dist)
|
|
|
|
stack.old_dist = INIT_DIST
|
|
|
|
default:
|
2024-06-19 14:41:47 +00:00
|
|
|
op, new_dist, err := parseWordsIntoOpAndDist(words, stack.vars)
|
2024-06-19 02:28:19 +00:00
|
|
|
if err != nil {
|
|
|
|
continue replForLoop
|
|
|
|
}
|
2024-06-19 13:46:08 +00:00
|
|
|
combined_dist, err := operateDists(stack.old_dist, new_dist, op)
|
|
|
|
if err == nil {
|
|
|
|
stack.old_dist = combined_dist
|
|
|
|
}
|
2024-06-19 02:28:19 +00:00
|
|
|
}
|
2024-06-19 13:46:08 +00:00
|
|
|
prettyPrintDist(stack.old_dist)
|
2024-05-10 18:05:03 +00:00
|
|
|
}
|
|
|
|
}
|
2024-06-19 02:02:42 +00:00
|
|
|
|
|
|
|
func main() {
|
2024-07-12 16:11:25 +00:00
|
|
|
num_samples_flag := flag.Int("n", N_SAMPLES, "Specifies the number of samples to draw when using samples")
|
2024-07-12 22:29:55 +00:00
|
|
|
filename := flag.String("f", "", "Specifies a file with a model to run")
|
2024-08-09 15:39:38 +00:00
|
|
|
echo_flag := flag.Bool("echo", false, "Specifies whether inputs should be echoed back. Useful if reading from a file.")
|
2024-10-01 07:56:31 +00:00
|
|
|
help_flag := flag.Bool("h", false, "Shows help message")
|
2024-07-12 22:29:55 +00:00
|
|
|
flag.Parse()
|
2024-08-09 15:33:14 +00:00
|
|
|
N_SAMPLES = *num_samples_flag
|
2024-10-01 07:56:31 +00:00
|
|
|
if *help_flag {
|
|
|
|
fmt.Println(HELP_MSG)
|
|
|
|
}
|
2024-07-12 16:11:25 +00:00
|
|
|
|
2024-07-12 22:29:55 +00:00
|
|
|
var reader *bufio.Reader = nil
|
|
|
|
if *filename != "" {
|
|
|
|
file, err := os.Open(*filename)
|
|
|
|
if err == nil {
|
|
|
|
reader = bufio.NewReader(file)
|
|
|
|
} else {
|
|
|
|
fmt.Printf("Error opening filename; reading from stdin instead\n")
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if reader == nil {
|
|
|
|
reader = bufio.NewReader(os.Stdin)
|
|
|
|
}
|
2024-06-19 02:02:42 +00:00
|
|
|
stack := Stack{old_dist: INIT_DIST, vars: make(map[string]Dist)}
|
2024-08-09 15:39:38 +00:00
|
|
|
runRepl(stack, reader, echo_flag)
|
2024-07-12 22:29:55 +00:00
|
|
|
|
2024-06-19 02:02:42 +00:00
|
|
|
}
|