v0.7.1

• Allow images/ to be missing for spatial_experiment objects with no images.

v0.7.0

• Introduce the IMAGE interface for... well, images.
• Allow more image types for a spatial_experiment via child objects.
• Support a global validation function in the Options that runs on all object types.
• Provide a validator for RDS files as a last resort for recalcitrant objects.
• Added optional length property to simple_list spec for fast height() calls.

v0.6.2

• Bugfix for filesystem path issues on Windows.

v0.6.1

• Explicitly state that all strings to use a UTF-8 compatible encoding.
• Restore support for delayed arrays via the new chihaya 1.1 specification.
• No more globals; customization of validators is now handled via the Options.

v0.6.0

Switch to a fullly self-contained validation strategy that uses a simpler on-disk layout and does not rely on external schemas or metadata.

v0.5.0

• Augmented all HDF5 formats to make them more self-contained, so that they can be used without constantly referring back to the schema. This is done by adding most of the (previously schema-only) details into HDF5 attributes.
• Store dimnames pointers in an attribute for the sparse matrices and dense arrays . This allows writers to point to any dataset in the file that contains, e.g., feature or sample names.
• Factors in HDF5 data frames are represented as groups with codes and levels. This avoids having store a separate file for the levels.
• Tidied up the CSV data frame specification wording.
• Check that HDF5 DF column names are all non-empty strings.

v0.4.0

• Added validators for many other basic types.
• Updated spec and library for new HDF5 policy draft.
• Optionally return parsed CSV contents after validation.
• Switch all validators to use a parameter pack.
• Added an umbrella header.

v0.3.0

• Switched all validators to use Options classes for scalability.
• Corrected names of namespaces for hdf5_data_frame, csv_data_frame.
• Added validators for sequence_information, genomic_ranges CSVs.

v0.2.0

First development release.