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take until for filters

Take elements of the input until a predicate is true.

Signature

> take until {flags} (predicate)

Parameters

  • predicate: The predicate that element(s) must not match.

Input/output types:

inputoutput
list<any>list<any>

Examples

Take until the element is positive

> [-1 -2 9 1] | take until {|x| $x > 0 }
╭───┬────╮
│ 0 │ -1 │
│ 1 │ -2 │
╰───┴────╯

Take until the element is positive using stored condition

> let cond = {|x| $x > 0 }; [-1 -2 9 1] | take until $cond
╭───┬────╮
│ 0 │ -1 │
│ 1 │ -2 │
╰───┴────╯

Take until the field value is positive

> [{a: -1} {a: -2} {a: 9} {a: 1}] | take until {|x| $x.a > 0 }
╭───┬────╮
│ # │ a  │
├───┼────┤
│ 0 │ -1 │
│ 1 │ -2 │
╰───┴────╯