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4 commits

Author SHA1 Message Date
Ed Page
d840d5650e fix(derive)!: Rename Clap to Parser.
Before #2005, `Clap` was a special trait that derived all clap traits it
detected were relevant (including an enum getting both `ArgEnum`,
`Clap`, and `Subcommand`).  Now, we have elevated `Clap`, `Args`,
`Subcommand`, and `ArgEnum` to be user facing but the name `Clap` isn't
very descriptive.

This also helps further clarify the relationships so a crate providing
an item to be `#[clap(flatten)]` or `#[clap(subcommand)]` is more likely
to choose the needed trait to derive.

Also, my proposed fix fo #2785 includes making `App` attributes almost
exclusively for `Clap`.  Clarifying the names/roles will help
communicate this.

For prior discussion, see #2583
2021-10-09 20:12:03 -05:00
Ed Page
e10b5281d6 feat(derive): Add support for lower/upper in rename_all
Some programs do not use anything to separate word boundaries.

For example a struct may contain the field `build_dir` while the flag is
`--builddir`.

This is a port of https://github.com/TeXitoi/structopt/pull/412

This is part of #2809
2021-10-07 10:02:34 -05:00
Lane Sawyer
392effe319 fix: Use character instead of string for Arg::Short
This PR switches the Arg::Short macro to take a character instead of a string. It removes the hacky code in the Method to_token method and implements the logic for Short when parsing the clap derive arguments.

Fixes #1815.
2020-06-17 09:45:05 -07:00
Pavan Kumar Sunkara
5e8f424dfe Merged clap_derive using git-subtree 2020-01-18 17:40:07 +05:30