fix!: Remove `Arg::rwquire_value_delimiter`

fix(parser)!: Split on value delimiter after validating num_args

This will allow `num_args(0..=1).value_delimiter(',')` to work properly.

This hacks in support ...

refactor(parser): Prep for more #2688 work

fix!: num_args controls user args rather than parsed values

In clap v3, `require_value_delimiter` activated an alternative parse
mode where
- `multiple_valu...

This mostly impacts use of delimiters.

fix!: Remove Arg::use_value_delimiter in favor of Arg::value_delimiter

fix!: Replace multiple_values with number_of_values

Delete seemingly stray cargo_example_derive file

This reduces ambiguity in how the different "multiple" parts of the API
interact and lowrs the a...

fix!: Remove rest of deprecated APIs

Fixes #4009

[Documentation] fix typo in arg.rs

chore(deps): bump proc-macro2 from 1.0.40 to 1.0.42

chore(deps): bump terminal_size from 0.1.17 to 0.2.1

Bumps [proc-macro2](https://github.com/dtolnay/proc-macro2) from 1.0.40 to 1.0.42.
- [Release no...

Bumps [terminal_size](https://github.com/eminence/terminal-size) from 0.1.17 to 0.2.1.
- [Releas...

fix(parser): Include required argument in message

When suggesting required arguments, we wanted to avoid an argument
showing up in both a group an...

fix(help): Show when a flag 'ArgAction::Count's

fix(help): Remove '...' for optional values

fix!: Simplify min_values/max_values into number_of_values (per occurrence)

Before we did 0..=1 across all occurrences when what we really wanted
was 0..=1 per occurrence. ...

Making sure we cover the expected experience from multiple perspectives

This has the downside of a regression in `--help`. We expect to fix
that soon-ish.

fix(parser): Rely on default_missing_value for flag actions

In the short term, this just provides a back door to custom actions.
Longer term, we can explore...

Multiple values can only happen from env variables when configured by
the user, so let's not go ...

fix: Misc clean up in prep for #2688

Rendering of usage is not in a critical path, so should be more worried
about binary size than p...

With `number_of_values` being per-occurrence now, its doesn't make sense
for `number_of_values(0...

fix(parser)!: Apply default_missing_value per occurrence

This both simplifies the code and the model we present to the user,
making more sense.

There is...

docs: Shift focus from takes_value to actions

chore: Fix warnings

fix!: Use value parsers for external subcommands

This changes the default type as well to encourage preserving the full
information for shelling ...

fix(assert)!: Prevent repeated subcommand names

This gives us more implementation flexibility

Fixes #3888

fix!: Remove multiple occurrences in favor of Append/Count

For num_vals and friends, this only implements hacks until #2688

Fixes #3021

fix(assert)!: Disallow self-overrides

feat(clap_derive): Add `default_values_t` and `default_values_os_t` for Vec field types

This will make it easier to drop support for multiple occurrences

docs: Remove extraneous words

docs: typo

chore: Update version

The main goal is to reduce the risk of people developing on the wrong
release, assuming they are...

fix!: Remove more deprecated APIs

perf: Remove some monomorphization bloat

docs: Remove extra bracket typo