unicefData (R Package) Changelog

2.3.0 (2026-02-19)

CRAN Compliance

• Moved cache directory from .unicef_cache/ to tempdir() for CRAN policy compliance
• All cached files now written to session-specific temporary directory
• Cache automatically cleaned up at R session end
• Updated DESCRIPTION file per CRAN reviewer feedback (Benjamin Altmann)
• Fixed LICENSE file format
• Added CRAN submission comments in cran-comments.md

Testing

• All R CMD check tests passing (0 errors | 0 warnings | 2 notes)
• Tested on R-hub builder (Windows/Linux/macOS)
• 328+ automated tests across 11 test families

2.2.0 (2026-02-17)

Testing Infrastructure

• Added 5 new testthat test files:
  • test-transformations.R
  • test-deterministic.R
  • test-discovery.R
  • test-sync-pipeline.R
  • test-error-conditions.R
• Added helper-fixtures.R with testthat::test_path() for R CMD check compatibility
• Deterministic fixture system with automated extraction via git hooks
• Full CI matrix: R (devel/release/oldrel × Ubuntu/macOS/Windows)

Bug Fixes

• Fixed category resolution fallback in list_categories() - eliminates “UNKNOWN” entries
• Added input validation for unicefData() with helpful search_indicators() hint

Documentation

• Added roxygen2 documentation for all exported functions
• Added vignettes for common workflows
• Replaced hardcoded paths with system.file() resolution for portability

2.1.0 (2026-02-07)

Cache Management

• Added clear_unicef_cache() - clears 6 cache layers with optional reload
• All cache functions verified at 30-day staleness threshold
• Cache directory configurable via options

Error Handling Improvements

• Fixed apply_circa() NA handling - no longer drops countries with all-NA values
• All 404 errors now include tried dataflows context
• Improved error messages with actionable suggestions

Testing Infrastructure

• Added 3 new API response fixture CSVs (nutrition, sex disaggregation, multi-indicator)
• Created expected output fixtures for cross-language comparison
• Cross-language validation tests: R (13/13 passing)

2.0.0 (2026-01-31)

Major Fixes

• Fixed critical path extraction bug in metadata sync
• All enrichment phases now working correctly
• Tier classification and disaggregation metadata properly loaded

Documentation

• Roxygen2 regenerated for all functions
• Fixed .yaml_scalar() function documentation
• Updated all man/*.Rd files

Testing & Quality Assurance

• Full test suite verified: R (26 tests passing)
• All R CMD check tests passing

Breaking Changes

• Version bump to 2.0.0 reflects major reliability improvements

1.6.0 (2026-01-12)

Enhancements

• Extended dataflow fallback logic for better indicator coverage
• Improved automatic dataflow detection
• Added support for new indicator prefixes

Bug Fixes

• Fixed edge cases in indicator search
• Improved metadata caching reliability

1.5.0 (2025-12-15)

New Features

• Added vintage parameter for historical data access
• Improved metadata synchronization
• Enhanced error messages for API failures

Bug Fixes

• Fixed 404 handling for missing indicators
• Corrected URL construction for SDMX queries

1.4.0 (2025-11-20)

New Features

• Added support for disaggregation filters (sex, age, residence)
• Improved data transformation pipeline
• Enhanced metadata validation

Bug Fixes

• Fixed encoding issues in indicator labels
• Corrected time period parsing

1.3.0 (2025-10-10)

New Features

• Initial R package release with core UNICEF SDMX API client
• Support for 700+ UNICEF indicators
• Metadata search and discovery functions
• Data download and transformation
• YAML-based configuration

Documentation

• Comprehensive README with usage examples
• Vignettes for common workflows
• Full roxygen2 API documentation

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