Expose cssparts for styling

[jordanjones243]

Alaska Airlines Pull Request

Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change.

Resolves: #261

Summary:

Please summarize the scope of the changes you have submitted, what the intent of the work is and anything that describes the before/after state of the project.

Type of change:

Please delete options that are not relevant.

• New capability
• Revision of an existing capability
• Infrastructure change (automation, etc.)
• Other (please elaborate)

Checklist:

• My update follows the CONTRIBUTING guidelines of this project
• I have performed a self-review of my own update

By submitting this Pull Request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Pull Requests will be evaluated by their quality of update and whether it is consistent with the goals and values of this project. Any submission is to be considered a conversation between the submitter and the maintainers of this project and may require changes to your submission.

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-- Auro Design System Team

Summary by Sourcery

Expose CSS parts in the AuroDropdown component to allow styling from parent components and update the README.md to reflect the new version of the auro-dropdown script.

New Features:

• Expose CSS parts for styling from parent components in the AuroDropdown component.

Documentation:

• Update README.md to reflect the new version of auro-dropdown script.

[sourcery-ai]

Reviewer's Guide by Sourcery

This PR adds CSS part exposure functionality to the auro-dropdown component, allowing parent components to style specific parts of the dropdown through the Shadow DOM. The implementation uses the exportparts attribute to expose specific CSS parts with corresponding names.

Class diagram for AuroDropdown with exposed CSS parts

classDiagram
    class AuroDropdown {
        +exposeCssParts() void
    }
    note for AuroDropdown "The exposeCssParts method sets the 'exportparts' attribute to expose CSS parts for styling."

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File-Level Changes

Change	Details	Files
Added CSS parts exposure functionality to enable styling from parent components	Created new private method exposeCssParts() Exposed trigger part as 'dropdownTrigger' Exposed chevron part as 'dropdownChevron' Exposed help text part as 'dropdownHelpText' Exposed popover part as 'dropdownPopover'	src/auro-dropdown.js
Updated package version reference in documentation	Bumped auro-dropdown version from 3.1.3 to 3.1.4 in CDN script reference	README.md

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[sourcery-ai]

Hey @jordanjones243 - I've reviewed your changes - here's some feedback:

Overall Comments:

• Please add documentation with examples showing how to use the newly exposed CSS parts (dropdownTrigger, dropdownChevron, dropdownHelpText, dropdownPopover) for styling customization.

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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[blackfalcon]

🎉 This PR is included in version 3.2.0 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀