str distance for strings

Compare two strings and return the edit distance/Levenshtein distance.

Signature

> str distance {flags} (compare-string) ...rest

Parameters

• compare-string: the first string to compare
• ...rest: For a data structure input, check strings at the given cell paths, and replace with result

Input/output types:

input	output
record	record
string	int
table	table

Examples

get the edit distance between two strings

> 'rsh' | str distance 'nutshell'
1

Compute edit distance between strings in table and another string, using cell paths

> [{a: 'nutshell' b: 'numetal'}] | str distance 'rsh' 'a' 'b'
╭───┬───┬───╮
│ # │ a │ b │
├───┼───┼───┤
│ 0 │ 1 │ 4 │
╰───┴───┴───╯

Compute edit distance between strings in record and another string, using cell paths

> {a: 'nutshell' b: 'numetal'} | str distance 'rsh' a b
╭───┬───╮
│ a │ 1 │
│ b │ 4 │
╰───┴───╯