v4.4.2

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Performance

• Improve build times by removing once_cell dependency

v4.4.1

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Features

• Stabilize Command::styles

v4.4.0

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Compatibility

• Update MSRV to 1.70.0

v4.3.24

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Fixes

• Ensure column padding is preserved in --help with custom templates

v4.3.23

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Fixes

• Fixed UnknownArgumentValueParser to not error on flag's absence

v4.3.22

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Features

• Add UnknownArgumentValueParser for injecting errors for improving the experience with errors

v4.3.21

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Features

• Expose TryMapValueParser so the type can be named

v4.3.20

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Features

• Command::mut_args for modifying all arguments en masse

v4.3.19

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Fixes

• (parse) Respect value_terminator even in the presence of later multiple-value positional arguments

v4.3.18

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Fixes

• (parse) Suggest -- in fewer places where it won't work

v4.3.17

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Fixes

• (help) Address a regression in wrapping PossibleValue descriptions in --help

v4.3.16

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Fixes

• Don't assert when stateful value parsers fail on defaults (e.g. checking if a path exists)

v4.3.15

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Features

• (unstable-styles) Re-export anstyle

Documentation

• (unstable-styles) Provide more examples

v4.3.14

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Features

• ArgAction::HelpShort and ArgAction::HelpLong for explicitly specifying which style of help to display

Fixes

• Skip [OPTIONS] in usage if a help or version ArgAction is used

v4.3.13

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v4.3.12

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Fixes

• (derive) Don't error on enum variant field attributes

v4.3.11

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Features

• (derive) Support fields wrapped in num::Wrapping, Box, or Arc
• (derive) Support Box<str>, Box<OsStr>, and Box<Path>

v4.3.10

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Performance

• Drop a dependency, reducing binary size by 1.3 KiB

v4.3.9

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Fixes

• Command::ignore_errors no longer masks help/version

v4.3.8

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Fixes

• Error on ambiguity with infer_long_arg, rather than arbitrarily picking one, matching the documentation and subcommand's behavior

v4.3.7

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Documentation

• Further clarify magic behavior in derive tutorial
• Further clarify derive API's relationship to builder within the tutorial

v4.3.6

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Documentation

• Suggest clio

v4.3.5

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• ColorChoice::possible_values is added to simplify things for builder users

Fixes

• ColorChoice::to_possible_value no longer includes descriptions, encouraging shorter help where possible

v4.3.4

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Features

• Add Error::exit_code

v4.3.3

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Features

• Command::defer for delayed initialization of subcommands to reduce startup times of large applications like deno

v4.3.2

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Fixes

• Ensure column padding is preserved in --help with custom templates

v4.3.1

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Fixes

• (parse) Respect value_terminator even in the presence of later multiple-value positional arguments