12-list-cliok

features/12-list-cli.mq.md

Structure

importtable:lib/table.mq.mdcsv:lib/csv.mq.mdcli:lib/cli.mq.md

fn · h1Sort CSV rows and parse flags

comment

Zero plugins: parse CSV, sort by key, parse --input.

fn · h1main

bind

`raw` = name,score
bob,2
alice,10

bind `rows` = > csv.parse text=`raw`

bind `rows` = > table.sort_by list=`rows` key=name

bind `r0` = > at value=`rows` index=0

call> print text=[name](`r0`)

bind `args` = > split value=--input,scores.csv,--pretty sep=,

bind `flags` = > cli.parse args=`args`

call> print text=[input](`flags`)

branch

arm[pretty](`flags`)

call> print text=mid-m5-ok

armelse

call> print text=mid-m5-fail

Functions

Sort CSV rows and parse flags h1
main h1

Variables

args list · 3

# value
1 --input
2 scores.csv
3 --pretty
flags map · 2

input scores.csv
pretty True
r0 map · 2

name alice
score 10
raw text

name,score bob,2 alice,10
rows list · 2

# name score
1 alice 10
2 bob 2

#	value
1	--input
2	scores.csv
3	--pretty

#	value
1	--input
2	scores.csv
3	--pretty

key	value
input	scores.csv
pretty	True

key	value
name	alice
score	10

#	name	score
1	alice	10
2	bob	2

#	name	score
1	alice	10
2	bob	2

Execution

alice scores.csv mid-m5-ok

Source

---
title: Mid stdlib — lists and cli
description: table sort/unique/zip + cli.parse (Mid M5)
import table:lib/table.mq.md
import csv:lib/csv.mq.md
import cli:lib/cli.mq.md
---

# Sort CSV rows and parse flags

Zero plugins: parse CSV, sort by key, parse `--input`.

# main

**raw = "name,score\nbob,2\nalice,10\n"**
**rows = > csv.parse text=`raw`**
**rows = > table.sort_by list=`rows` key="name"**
**r0 = > at value=`rows` index=0**
> print text=[name](`r0`)

**args = > split value="--input,scores.csv,--pretty" sep=","**
**flags = > cli.parse args=`args`**
> print text=[input](`flags`)
1. [pretty](`flags`)
  > print text=mid-m5-ok
2. *
  > print text=mid-m5-fail