Module io 

File I/O builtins — reading and writing data files (CSV, table, lines, scan) and file system utilities (file.path, file.exists).

Enums

IoError

Structured error type for file I/O operations.

Constants

MINIR_RDS_HEADER 🔒

MINIR_WORKSPACE_CLASS 🔒

Statics

__BUILTIN_REG_BUILTIN_FILE_PATH 🔒

__INTERP_REG_BUILTIN_FILE_EXISTS 🔒

__INTERP_REG_BUILTIN_READ_CSV 🔒

__INTERP_REG_BUILTIN_READ_TABLE 🔒

__INTERP_REG_BUILTIN_SAVE_RDS 🔒

__INTERP_REG_BUILTIN_SCAN 🔒

__INTERP_REG_BUILTIN_WRITE_CSV 🔒

__INTERP_REG_BUILTIN_WRITE_TABLE 🔒

__INTERP_REG_INTERP_LOAD 🔒

__INTERP_REG_INTERP_READ_RDS 🔒

__PRE_EVAL_REG_PRE_EVAL_SAVE 🔒

__PRE_EVAL_REG_PRE_EVAL_SAVE_IMAGE 🔒

Functions

builtin_file_exists 🔒

Test whether files exist at the given paths.

builtin_file_path 🔒

Construct a platform-independent file path from components.

builtin_read_csv 🔒

Read a CSV file into a data frame.

builtin_read_table 🔒

Read a whitespace- or delimiter-separated table from a file.

builtin_save_rds 🔒

Serialize a single R object to an RDS file in GNU R-compatible format.

builtin_scan 🔒

Read data from a file, splitting into tokens.

builtin_write_csv 🔒

Write a data frame to a CSV file.

builtin_write_table 🔒

Write a data frame, list, or matrix to a text file.

escape_r_string 🔒

eval_arg_value 🔒

format_cell 🔒

Format a single cell from a vector for write.table output.

interp_load 🔒

Load a workspace file (saved with save()) into an environment.

interp_read_rds 🔒

Read a single R object from an RDS file.

is_workspace_value 🔒

pre_eval_save 🔒

Save named R objects to a workspace file in GNU R binary format (RDX2).

pre_eval_save_image 🔒

Save all objects in the global environment to “.RData”.

push_save_name 🔒

read_minirds 🔒

read_rds_path 🔒

resolved_path_string 🔒

serialize_attr_pairs 🔒

serialize_complex 🔒

serialize_rvalue 🔒

serialize_vector 🔒

serialize_with_attrs 🔒

split_line 🔒

Split a line by separator (whitespace if empty).

syntactic_attr_name 🔒

try_load_binary_rdata

Try to load a GNU R binary .RData file (RDX2 header + serialized pairlist).

workspace_binding_names 🔒

workspace_bool_arg 🔒

workspace_class_value 🔒

workspace_file_arg 🔒

workspace_requested_names 🔒

workspace_target_env 🔒

write_minirds 🔒