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🎨 Palette: Enhance CLI Progress Bars and Summary Table#292

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abhimehro wants to merge 1 commit intomainfrom
palette-micro-ux-table-progress-14389183363023798547
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🎨 Palette: Enhance CLI Progress Bars and Summary Table#292
abhimehro wants to merge 1 commit intomainfrom
palette-micro-ux-table-progress-14389183363023798547

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Enhanced the CLI output by modernizing the progress bar visuals (using middle dots instead of shades) and implementing a card-style summary table using Unicode box-drawing characters. This improves readability and provides a more polished user experience. Also added a small success message on completion. Includes robust ASCII fallback for non-interactive environments.


PR created automatically by Jules for task 14389183363023798547 started by @abhimehro

This change introduces two micro-UX improvements to the CLI experience:

1.  **Cleaner Progress Bars**: Replaced the "light shade" character (`░`) with a cleaner "middle dot" (`·`) for less visual noise during long operations.
2.  **Card-Style Summary Table**: Replaced the plain ASCII summary table with a Unicode box-drawing table (with robust ASCII fallback) for a more polished report at the end of execution.
3.  **Success Delight**: Added a random success message on completion to add a touch of personality.

These changes respect the existing `USE_COLORS` logic (checking TTY) to ensure CI logs remain readable.

Verification:
- Ran `pytest tests/` (all passed).
- Visually verified both Unicode (forced) and ASCII output modes.

Co-authored-by: abhimehro <84992105+abhimehro@users.noreply.github.com>
Copilot AI review requested due to automatic review settings February 16, 2026 22:55
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trunk-io bot commented Feb 16, 2026

✨ Submitted to Merge by @abhimehro. It will be added to the merge queue once all branch protection rules pass, there are no merge conflicts with the target branch, and impacted targets for the current PR head commit have been uploaded. See more details here.

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👋 Development Partner is reviewing this PR. Will provide feedback shortly.

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Summary of Changes

Hello @abhimehro, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request significantly upgrades the command-line interface's user experience by refining visual elements. It introduces a more modern aesthetic for progress indicators and restructures the summary output into an easily digestible, card-like format. These changes are designed to make the CLI more engaging and informative, while also ensuring broad compatibility across various terminal environments.

Highlights

  • Enhanced Progress Bar Visuals: The visual style of CLI progress bars has been modernized, replacing the '░' character with a middle dot '·' for empty segments, providing a cleaner look.
  • Card-Style Summary Table: A new card-style summary table has been implemented using Unicode box-drawing characters, significantly improving the readability and aesthetic of the sync summary output.
  • Robust ASCII Fallback: A Box class was introduced to provide a robust ASCII fallback for all new Unicode box-drawing characters, ensuring compatibility in non-interactive environments like CI/CD pipelines.
  • Completion Success Message: A small, randomized success message is now displayed upon successful completion of a sync operation, enhancing user feedback.
Changelog
  • .Jules/palette.md
    • Added a new learning note about the importance of ASCII fallback for rich CLI elements.
  • main.py
    • Imported the random module for new success messages.
    • Introduced a Box class to define Unicode and ASCII box-drawing characters for tables.
    • Updated the countdown_timer function to use '·' instead of '░' for empty progress bar segments.
    • Modified the render_progress_bar function to use '·' for empty progress bar segments.
    • Refactored the render_sync_summary function to construct a card-style table using the new Box characters, dynamically calculate column widths, and include a randomized success message on completion.
  • tests/test_ux.py
    • Updated the assertion in test_countdown_timer_visuals to check for the new '·' character in progress bars.
Activity
  • The pull request was automatically created by Jules for a task initiated by @abhimehro.
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"💎 Smooth operation!",
"🌈 Perfect harmony!",
]
print(f"\n{Colors.GREEN}{random.choice(success_msgs)}{Colors.ENDC}")

Check notice

Code scanning / Bandit

Standard pseudo-random generators are not suitable for security/cryptographic purposes. Note

Standard pseudo-random generators are not suitable for security/cryptographic purposes.
# Check for progress bar chars
assert "░" in combined_output
# We changed the empty character from '░' to '·' in the progress bar
assert "·" in combined_output

Check notice

Code scanning / Bandit

Use of assert detected. The enclosed code will be removed when compiling to optimised byte code. Note test

Use of assert detected. The enclosed code will be removed when compiling to optimised byte code.
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Code Review

The pull request effectively enhances the CLI output by modernizing the progress bar visuals and implementing a card-style summary table. The introduction of the Box class for handling Unicode and ASCII box-drawing characters is a clean and maintainable approach, ensuring a robust fallback for non-interactive environments. The refactoring of the summary table printing logic significantly improves its structure and readability. Additionally, the inclusion of a 'Success Delight' message adds a nice touch to the user experience. All changes are well-implemented and the corresponding test cases have been updated correctly.

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Pull request overview

This PR enhances the CLI user experience by modernizing visual elements. It replaces the Unicode shade character (░) with middle dots (·) in progress bars and implements a card-style summary table using Unicode box-drawing characters with proper ASCII fallbacks for non-interactive environments.

Changes:

  • Modified progress bar visuals to use middle dots (·) instead of shade characters (░) for empty portions
  • Implemented a Box class that provides Unicode box-drawing characters with automatic ASCII fallback based on USE_COLORS flag
  • Redesigned the sync summary table with a card-style layout using box-drawing characters
  • Added a randomized success message feature that displays after successful syncs
  • Updated test to verify the new middle dot character in progress bars

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

File Description
main.py Added Box class for box-drawing characters, updated progress bar characters from ░ to ·, redesigned summary table with card-style layout, added success message feature, imported random module
tests/test_ux.py Updated test assertion to check for middle dot (·) instead of shade character (░) in progress bars
.Jules/palette.md Added learning entry documenting the ASCII fallback pattern for Unicode box-drawing characters
Comments suppressed due to low confidence (1)

.Jules/palette.md:8

  • The .Jules/ directory (capitalized) conflicts with the existing .jules/ directory (lowercase). This creates potential issues on case-sensitive filesystems where both directories exist simultaneously, and on case-insensitive filesystems (like macOS default) where they may collide. The repository convention uses .jules/ (lowercase) as seen in existing files like .jules/bolt.md and .jules/sentinel.md. This file should be moved to .jules/palette.md to maintain consistency and avoid filesystem conflicts.
## 2025-01-26 - [Silent Waits in CI]
**Learning:** Long silent waits in CLI tools (especially in CI/non-interactive mode) cause user anxiety about hung processes.
**Action:** Always provide periodic heartbeat logs (e.g. every 10s) for long operations in non-interactive environments.

## 2025-02-14 - [ASCII Fallback for Tables]
**Learning:** Using Unicode box drawing characters enhances the CLI experience, but a robust ASCII fallback is crucial for CI environments and piped outputs.
**Action:** Always implement a fallback mechanism (like checking `sys.stderr.isatty()`) when using rich text or Unicode symbols.

Comment on lines +75 to +82
class Box:
"""Box drawing characters for pretty tables."""

if USE_COLORS:
H, V, TL, TR, BL, BR, T, B, L, R, X = "─", "│", "┌", "┐", "└", "┘", "┬", "┴", "├", "┤", "┼"
else:
H, V, TL, TR, BL, BR, T, B, L, R, X = "-", "|", "+", "+", "+", "+", "+", "+", "+", "+", "+"

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The new table rendering functionality (Box class and card-style summary table) lacks test coverage. Given that this project has comprehensive test coverage across 16 test files, the new visual features should have corresponding tests to verify that box-drawing characters are used correctly in interactive mode and fall back to ASCII characters in non-interactive mode. Consider adding tests similar to test_countdown_timer_visuals that verify the Box class characters appear in the table output when USE_COLORS is True and ASCII fallbacks appear when USE_COLORS is False.

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4 participants