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3 leading hyphens for options (<code>---long</code>)

A-builderArea: Builder APIArea: Builder API

C-enhancementCategory: Raise on the bar on expectationsCategory: Raise on the bar on expectations

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

S-waiting-on-decisionStatus: Waiting on a go/no-go before implementingStatus: Waiting on a go/no-go before implementing

Status: Open.

#3309 In clap-rs/clap;

· tertsdiepraam opened on Jan 18, 2022

Mutable app functions are confusing to users and awkward to work with

A-builderArea: Builder APIArea: Builder API

C-bugCategory: bugCategory: bug

E-mediumCall for participation: Experience needed to fix: Medium / intermediateCall for participation: Experience needed to fix: Medium / intermediate

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#2911 In clap-rs/clap;

· epage opened on Oct 19, 2021

Remove <code>{n}</code> support

A-helpArea: documentation, including docs.rs, readme, examples, etc...Area: documentation, including docs.rs, readme, examples, etc...

C-bugCategory: bugCategory: bug

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

S-blockedStatus: Blocked on something else such as an RFC or other implementation work.Status: Blocked on something else such as an RFC or other implementation work.

Status: Open.

#3230 In clap-rs/clap;

· epage opened on Dec 30, 2021

No way to rename value names across entire struct

A-deriveArea: #[derive]` macro APIArea: #[derive]` macro API

C-bugCategory: bugCategory: bug

E-mediumCall for participation: Experience needed to fix: Medium / intermediateCall for participation: Experience needed to fix: Medium / intermediate

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#3709 In clap-rs/clap;

· epage opened on May 9, 2022

clap_derive casing change stringly type

A-deriveArea: #[derive]` macro APIArea: #[derive]` macro API

C-enhancementCategory: Raise on the bar on expectationsCategory: Raise on the bar on expectations

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

S-waiting-on-decisionStatus: Waiting on a go/no-go before implementingStatus: Waiting on a go/no-go before implementing

Status: Open.

#2475 In clap-rs/clap;

· pickfire opened on May 9, 2021

Not obvious how to provide multiple usage statements with <code>App::override_usage()</code>

A-helpArea: documentation, including docs.rs, readme, examples, etc...Area: documentation, including docs.rs, readme, examples, etc...

C-bugCategory: bugCategory: bug

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

S-waiting-on-designStatus: Waiting on user-facing design to be resolved before implementingStatus: Waiting on user-facing design to be resolved before implementing

Status: Open.

#3413 In clap-rs/clap;

· jpgrayson opened on Feb 7, 2022

Lib Blitz Style Summary and Overhaul

A-metaArea: administrative question or tracking issueArea: administrative question or tracking issue

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#950 In clap-rs/clap;

· kbknapp opened on May 9, 2017

Multiple subcommand categories / <code>help_heading</code>s

A-helpArea: documentation, including docs.rs, readme, examples, etc...Area: documentation, including docs.rs, readme, examples, etc...

C-enhancementCategory: Raise on the bar on expectationsCategory: Raise on the bar on expectations

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

S-waiting-on-designStatus: Waiting on user-facing design to be resolved before implementingStatus: Waiting on user-facing design to be resolved before implementing

Status: Open.

#1553 In clap-rs/clap;

· BrettMayson opened on Sep 27, 2019

Custom help option always requires an argument

A-deriveArea: #[derive]` macro APIArea: #[derive]` macro API

C-bugCategory: bugCategory: bug

E-easyCall for participation: Experience needed to fix: Easy / not muchCall for participation: Experience needed to fix: Easy / not much

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#4367 In clap-rs/clap;

· wfxr opened on Oct 11, 2022

Non-mut functuions in <code>FromArgMatches</code> aren't meant to be there?

A-deriveArea: #[derive]` macro APIArea: #[derive]` macro API

C-bugCategory: bugCategory: bug

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#4526 In clap-rs/clap;

· epage opened on Nov 30, 2022

<code>is_multiple</code> shouldn't require <code>&amp;mut self</code>

A-builderArea: Builder APIArea: Builder API

C-bugCategory: bugCategory: bug

E-easyCall for participation: Experience needed to fix: Easy / not muchCall for participation: Experience needed to fix: Easy / not much

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#4708 In clap-rs/clap;

· klnusbaum opened on Feb 14, 2023

fix(builder): don't require mut for is_multiple

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open (in progress).

clap-rs/clapnumber 4704

#4704 In clap-rs/clap;

· klnusbaum opened on Feb 13, 2023

default_value_if depends on order in struct

A-parsingArea: Parser's logic and needs it changed somehow.Area: Parser's logic and needs it changed somehow.

C-bugCategory: bugCategory: bug

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#4713 In clap-rs/clap;

· drmikehenry opened on Feb 18, 2023

bash generated completions invalid when command name contains spaces

A-builderArea: Builder APIArea: Builder API

C-bugCategory: bugCategory: bug

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#4822 In clap-rs/clap;

· mjpieters opened on Apr 3, 2023

<code>Error::new</code> takes a <code>Display</code> rather than a <code>StyledStr</code>

A-helpArea: documentation, including docs.rs, readme, examples, etc...Area: documentation, including docs.rs, readme, examples, etc...

C-bugCategory: bugCategory: bug

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

S-waiting-on-designStatus: Waiting on user-facing design to be resolved before implementingStatus: Waiting on user-facing design to be resolved before implementing

Status: Open.

#4862 In clap-rs/clap;

· epage opened on Apr 26, 2023

<code>default_value_if</code> with <code>IsPresent</code> doesn't ignore defaults

A-parsingArea: Parser's logic and needs it changed somehow.Area: Parser's logic and needs it changed somehow.

C-bugCategory: bugCategory: bug

Status: Open.

#4918 In clap-rs/clap;

· epage opened on May 18, 2023

First example of Arg::default_value_if uses the wrong predicate

A-docsArea: documentation, including docs.rs, readme, examples, etc...Area: documentation, including docs.rs, readme, examples, etc...

C-bugCategory: bugCategory: bug

Status: Open.

#4904 In clap-rs/clap;

· piksel opened on May 14, 2023

Automatically defer subcommand initialization for derives

A-deriveArea: #[derive]` macro APIArea: #[derive]` macro API

C-enhancementCategory: Raise on the bar on expectationsCategory: Raise on the bar on expectations

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#4959 In clap-rs/clap;

· epage opened on Jun 9, 2023

<code>UnknownArgumentValueParser</code> can only be used with string value argument

A-builderArea: Builder APIArea: Builder API

C-bugCategory: bugCategory: bug

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#5081 In clap-rs/clap;

· weihanglo opened on Aug 19, 2023

<code>clap_man</code> forces the <code>env</code> feature on

A-manArea: man generatorArea: man generator

C-bugCategory: bugCategory: bug

E-mediumCall for participation: Experience needed to fix: Medium / intermediateCall for participation: Experience needed to fix: Medium / intermediate

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#3355 In clap-rs/clap;

· epage opened on Jan 28, 2022

<code>requires</code> is bypassed when using <code>conflicts_with</code> a certain way

A-validatorsArea: ArgMatches validation logiArea: ArgMatches validation logi

C-bugCategory: bugCategory: bug

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

S-waiting-on-designStatus: Waiting on user-facing design to be resolved before implementingStatus: Waiting on user-facing design to be resolved before implementing

Status: Open.

#4520 In clap-rs/clap;

· pierrechevalier83 opened on Nov 29, 2022

The command name should default to CARGO_BIN_NAME

A-deriveArea: #[derive]` macro APIArea: #[derive]` macro API

C-enhancementCategory: Raise on the bar on expectationsCategory: Raise on the bar on expectations

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

S-waiting-on-decisionStatus: Waiting on a go/no-go before implementingStatus: Waiting on a go/no-go before implementing

Status: Open.

#5738 In clap-rs/clap;

· ia0 opened on Sep 20, 2024

Figure out long term role of <code>ValueHint</code>

A-completionArea: completion generatorArea: completion generator

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

S-waiting-on-designStatus: Waiting on user-facing design to be resolved before implementingStatus: Waiting on user-facing design to be resolved before implementing

Status: Open.

#5764 In clap-rs/clap;

· epage opened on Oct 2, 2024

[clap_complete] use of expect causes panic since writing to stdout may fail

A-completionArea: completion generatorArea: completion generator

C-bugCategory: bugCategory: bug

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#5993 In clap-rs/clap;

· gtema opened on May 8, 2025

Detailed help for ValueEnum variants

A-helpArea: documentation, including docs.rs, readme, examples, etc...Area: documentation, including docs.rs, readme, examples, etc...

C-bugCategory: bugCategory: bug

E-easyCall for participation: Experience needed to fix: Easy / not muchCall for participation: Experience needed to fix: Easy / not much

M-breaking-changeMeta: Implementing or merging this will introduce a breaking change.Meta: Implementing or merging this will introduce a breaking change.

Status: Open.

#6096 In clap-rs/clap;

· epage opened on Aug 8, 2025