Merge pull request 'Add vieter schedule command' (#201) from Chewing_Bever/vieter:schedule-cli into dev

Reviewed-on: vieter/vieter#201
main
Jef Roosens 2022-05-26 13:50:11 +02:00
commit cdb88e1620
3 changed files with 46 additions and 0 deletions

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@ -0,0 +1,30 @@
module schedule
import cli
import cron.expression { parse_expression }
import time
// cmd returns the cli submodule for previewing a cron schedule.
pub fn cmd() cli.Command {
return cli.Command{
name: 'schedule'
usage: 'schedule'
description: 'Preview the behavior of a cron schedule.'
flags: [
cli.Flag{
name: 'count'
description: 'How many scheduled times to show.'
flag: cli.FlagType.int
default_value: ['5']
},
]
execute: fn (cmd cli.Command) ? {
ce := parse_expression(cmd.args.join(' '))?
count := cmd.flags.get_int('count')?
for t in ce.next_n(time.now(), count)? {
println(t)
}
}
}
}

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@ -121,6 +121,20 @@ pub fn (ce &CronExpression) next_from_now() ?time.Time {
return ce.next(time.now())
}
// next_n returns the n next occurences of the expression, given a starting
// time.
pub fn (ce &CronExpression) next_n(ref time.Time, n int) ?[]time.Time {
mut times := []time.Time{cap: n}
times << ce.next(ref)?
for i in 1 .. n {
times << ce.next(times[i - 1])?
}
return times
}
// parse_range parses a given string into a range of sorted integers, if
// possible.
fn parse_range(s string, min int, max int, mut bitv []bool) ? {

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@ -5,6 +5,7 @@ import server
import cli
import console.git
import console.logs
import console.schedule
import cron
fn main() {
@ -27,6 +28,7 @@ fn main() {
git.cmd(),
cron.cmd(),
logs.cmd(),
schedule.cmd(),
]
}
app.setup()