`find` for filters

Searches terms in the input.

Signature

> find {flags} ...rest

Flags

--regex, -r {string}: regex to match with
--ignore-case, -i: case-insensitive regex mode; equivalent to (?i)
--multiline, -m: multi-line regex mode: ^ and $ match begin/end of line; equivalent to (?m)
--dotall, -s: dotall regex mode: allow a dot . to match newlines \n; equivalent to (?s)
--columns, -c {list<string>}: column names to be searched (with rest parameter, not regex yet)
--invert, -v: invert the match

Parameters

...rest: Terms to search.

Input/output types:

input	output
list<any>	list<any>
string	any

Examples

Search for multiple terms in a command output

> ls | find toml md sh

Search and highlight text for a term in a string

> 'Cargo.toml' | find toml
Cargo.toml

Search a number or a file size in a list of numbers

> [1 5 3kb 4 3Mb] | find 5 3kb
╭───┬─────────╮
│ 0 │       5 │
│ 1 │ 2.9 KiB │
╰───┴─────────╯

Search a char in a list of string

> [moe larry curly] | find l
╭───┬───────╮
│ 0 │ larry │
│ 1 │ curly │
╰───┴───────╯

Find using regex

> [abc bde arc abf] | find --regex "ab"
╭───┬─────╮
│ 0 │ abc │
│ 1 │ abf │
╰───┴─────╯

Find using regex case insensitive

> [aBc bde Arc abf] | find --regex "ab" -i
╭───┬─────╮
│ 0 │ aBc │
│ 1 │ abf │
╰───┴─────╯

Find value in records using regex

> [[version name]; ['0.1.0' nushell] ['0.1.1' fish] ['0.2.0' zsh]] | find --regex "nu"
╭───┬─────────┬─────────╮
│ # │ version │  name   │
├───┼─────────┼─────────┤
│ 0 │ 0.1.0   │ nushell │
╰───┴─────────┴─────────╯

Find inverted values in records using regex

> [[version name]; ['0.1.0' nushell] ['0.1.1' fish] ['0.2.0' zsh]] | find --regex "nu" --invert
╭───┬─────────┬──────╮
│ # │ version │ name │
├───┼─────────┼──────┤
│ 0 │ 0.1.1   │ fish │
│ 1 │ 0.2.0   │ zsh  │
╰───┴─────────┴──────╯

Find value in list using regex

> [["Larry", "Moe"], ["Victor", "Marina"]] | find --regex "rr"
╭───┬───────────────╮
│ 0 │ ╭───┬───────╮ │
│   │ │ 0 │ Larry │ │
│   │ │ 1 │ Moe   │ │
│   │ ╰───┴───────╯ │
╰───┴───────────────╯