NEWS

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midnight 0.2.0 (2026-04-09)

New Features

• Introduced nightfall() and daybreak() to seamlessly toggle the package's extended features, including dynamic S3 method registration, custom color themes, and high-performance OLS solvers.
• Added fastLmMatrix(), an optimized wrapper around RcppEigen::fastLm() that efficiently handles multivariate (matrix) responses.

Minor Improvements

• Renamed and updated the ggmid.midimp wrapper to ensure perfect alignment with midr (>= 0.6.0).
• Streamlined the package structure by significantly reducing hard dependencies (Imports).

midnight 0.1.0

Modeling Interfaces (tidymodels)

• Introduced mid_reg() as the primary parsnip engine for MID models (formerly mid_surrogate()).
• Added underlying engine utilities (make_mid_mid()) and optimized fit_mid_mid() to improve memory efficiency.

Visualizations & Themes

• Extended the ggmid.mid.importance method to support modern distribution plots: "violin", "beeswarm", and "sinaplot".
• Added persp.mid() for 3D perspective visualizations.
• Added custom aesthetic color themes: "moon" and "moonlit".

Documentation & Infrastructure

• Launched the official pkgdown website with custom favicons.
• Designed and added the package hex logo.
• Added comprehensive package-level documentation.