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feat: optional arguments

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iff 2023-08-01 17:41:41 +02:00
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@ -82,6 +82,7 @@ The placeholder is evaluated as following:
- `{{command[1]}}`: The first argument of the command (the command itself has index of 0)
- `{{command[2:5]}}`: The second to fifth arguments. If any of the side is not specified, them it defaults to the start (if it is left) or the end (if it is right).
- `{{typo[2](fix1, fix2)}}`: This will try to change the second argument to candidates in the parenthesis. The argument in parentheses must have at least 2 values. Single arguments are reserved for specific matches, for instance, `path` to search all commands found in the `$PATH` environment.
- `{{opt(fix1, -*)}}`: Optional patterns that are found in the command. Note that all patterns matching this placeholder will not take a place when indexing (for example, in `rm {{opt(-r)}} file` the index of the file is always 1 regardless where `-r` was placed by the user).
The suggestion can have additional conditions to check. To specify the conditions, add a `#[...]` at the first line (just like derive macros in Rust). Available conditions: