Read and Write CSV on the Web (CSVW) Tables and Metadata


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Documentation for package ‘csvwr’ version 0.1.6

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add_dataframe Add data frame to csvw table annotation
base_uri Retrieve the base URI from configuration
base_url Determine the base URL for CSVW metadata
coalesce_truth Coalesce value to truthiness
compact_json_ld Compact objects to values
create_metadata Create tabular metadata from a list of tables
csvwr csvwr: Read and write CSV on the Web (CSVW)
csvwr_example Get path to csvwr example
csvw_to_list Convert a csvw metadata to a list (csv2json)
datatype_to_type Map csvw datatypes to R types
default_dialect CSVW default dialect
default_schema Create a default table schema given a csv file and dialect
derive_metadata Derive csvw metadata from a csv file
derive_table_schema Derive csvw table schema from a data frame
extract_table Extract a referenced table from CSVW metadata
find_existing_file Find the first existing file from a set of candidates
find_metadata Find metadata for a tabular file
is_absolute_url Does the string provide an absolute URL
is_non_core_annotation Determine if an annotation is non-core
json_ld_to_json Convert json-ld annotation to json
list_of_lists_to_df Parse list of lists specification into a data frame
locate_metadata Locate metadata for a table
locate_table Locate csv data table
location_configuration Identify metadata location configurations for a tabular file
normalise_metadata Normalise metadata
normalise_property Normalise an annotation property
normalise_url Normalise a URL
parse_columns Parse columns schema
parse_metadata Parse metadata
read_csvw Read CSV on the Web
read_csvw_dataframe Read a data frame from the first table in a csvw
read_metadata Read and parse CSVW Metadata
render_cell Serialise cell values for JSON representation
render_uri_templates Render URI templates
resolve_url Resolve one URL against another
rlmap Recursive lmap
rmap Recursive map
set_uri_base Set the base of a URI template
table_to_list Convert a table to a list
transform_datetime_format Transform date/time format string from Unicode TR35 to POSIX 1003.1
try_add_dataframe Try to add a dataframe to the table
type_to_datatype Map R types to csvw datatype
unlist1 Unlist unless the list-elements are themselves lists
validate_csvw Validate CSVW specification
validate_referential_integrity Validate the referential integrity of a csvw table group
vec_depth Calculate depth of vector safely