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0.14.0#

Nest#

Additions

  • added IEND constant to stditutil.nest
  • added map_i, slice_i, filter_i, extend, copy and deep_copy to stdsequtil.nest
  • added is_nan and is_inf functions to stdmath.nest
  • added inf_and_nan option to stdjson.nest to allow for NaN and Infinity to be treated as numeric literals
  • added is_inf and is_nan functions to stdmath.nest
  • added the 'contains' stack operator <.> to check if an object is inside another
  • added read_symlink functio to stdfs.nest
  • added gmt_date to stdtime.nest

Changes

  • now itu.new_iterator takes three arguments instead of four
  • now itu.repeat will repeat forever if count is negative
  • now itu.cycle will also accept Iter objects
  • removed iter_is_done from stditutil.nest
  • now the iterator of a for-as loop is implicitly casted to Iter
  • now \U in strings will only accept 6 hex characters instead of 8, since U+10FFFF is the highest codepoint accepted
  • now string length and indexing will match the characters and not the bytes (e.g. 'àèì'.1 now is 'è' and before was '\xa0')
  • removed to_iter, get_len and get_at from stdcodecs.nest since they are no longer needed
  • removed ljust and rjust from stdsutil.nest in favour of justify
  • with justify a positive length means justify left and a negative one means justify right
  • now su.repr will display in \xhh, \uhhhh or \Uhhhhhh unprintable characters (control characters, non-characters, surrogates)
  • added an argument to sequ.map, sequ.sort and rand.shuffle to specify whether the sequence should be modified in-place or a new one should be created
  • added an argument to json.load_f and json.dump_f to specify the encoding of the file
  • renamed allow_comments and allow_trailing_commas in json.OPTIONS to comments and trailing_commas respectively
  • removed contains from stdsequtil.nest in favour of the new stack operator
  • added from and to arguments to lfind and rfind in stdsutil.nest
  • now casting a nan or inf value to an Int or Byte will throw an error

Bug fixes

  • reworked the garbage collector to work more reliably and remove many types of crashes
  • fixed error printing sometimes adding an empty line after a fully red one
  • fixed incorrect behaviour of sequ.slice on some occasions
  • fixed a crash that occurred when an error was thrown inside a function in sequ.rscan
  • fixed json.load_f and json.dump_f not working correctly with UTF-8 file names on Windows
  • fixed Nest not finding files with non-ASCII charcters (both command-line and libraries) on Windows
  • fixed su.is_charset returning an incorrect result on some non-ASCII strings (e.g. 'à' 'èĠ' @su.is_charset now returns false, before it would return true)
  • fixed io.println not printing the full string if it contained a NUL character
  • fixed some errors passing silently through io.println
  • fixed inf and nan values not being casted correctly to strings
  • fixed a bug where any byte using a hexadecimal literal would be interpreted as zero
  • fixed CP-1250 encoding not working
  • fixed join in stdsutil.nest causing a Memory Error if the passed sequence was empty
  • fixed rtrim and trim in stdsutil.nest that if used could later cause crashes
  • fixed iterating through strings and creating sequences from strings that contain unicode characters which would create invalid strings
  • fixed many inconsistencies between the documentation and the functions in the standard library
  • fixed < and > sometimes not working correctly with non-ASCII characters
  • fixed octal escapes higher than \177 not working and possibly causing a crash
  • fixed error printing causing a crash when non-ASCII character were present on the line being printed

C API#

Additions

  • added p_next field to Nst_Obj
  • added object pools to improve performance
  • added _Nst_obj_free to free an object's memory or add it to its type's pool
  • added Nst_TYPE_STR to get the string of a type object
  • added CONT_TYPE and Nst_ContType for types of containers
  • added IEnd field to Nst_TypeObjs and IEnd_iend to Nst_Consts
  • added c_inf, c_nan, c_neginf and c_negnan to Nst_StrConsts
  • added Nst_true_ref, Nst_false_ref, Nst_null_ref, Nst_iend and Nst_iend_ref to global_consts.h
  • added Nst_FLAG macro to create the value of the flag of an object
  • added indexable_str and true_len fields to Nst_StrObj.
  • added Nst_string_new_len to create strings with a known character length
  • added Nst_string_get_next_ch to iterate over a string's characters without generaing the indexable_str field
  • added Nst_FLAG_STR_IS_ASCII, Nst_FLAG_STR_INDEX_16, Nst_FLAG_STR_INDEX_32 and Nst_FLAG_STR_CAN_INDEX variants to Nst_StrFlags
  • added Nst_seq_copy and _Nst_seq_copy to create a shallow copy of sequences
  • added Nst_map_copy and _Nst_map_copy to create a shallow copy of a map
  • added Nst_fopen_unicode to open files from UTF-8 strings on all platforms
  • added Nst_single_byte_cp to always get a single-byte encoding
  • added Nst_NestCallable type as the type of C functions callable from Nest
  • added Nst_sbuffer_copy and Nst_buffer_copy to copy the contents of buffers
  • added Nst_buffer_append_str to append a string of known length to a buffer
  • added Nst_obj_contains and _Nst_obj_contains to implement the <.> operator
  • added Nst_TT_CONTAINS token type
  • added Nst_string_rfind to find a substring from the right
  • added Nst_CLEAR_FLAGS macro to remove all non-reserved flags from a macro

Changes

  • now Nst_TypeObj is no longer an alias of Nst_StrObj and contains the pool for the type and the destructor
  • moved the traverse_func parameter from the object to its type
  • moved the destructor parameter from the object to its type
  • removed destructor argument from _Nst_obj_alloc and Nst_obj_alloc
  • changed _Nst_obj_destroy to only call the destructor, and not free the memory
  • removed Nst_obj_destroy and kept only _Nst_obj_destroy
  • removed ggc_next from Nst_GGCObj, instead the new p_next is used
  • renamed ggc_prev to p_prev in Nst_GGCObj
  • removed t_* from Nst_StrConsts
  • removed is_done field from Nst_IterObj
  • removed Nst_iter_is_done and _Nst_iter_is_done
  • removed is_done argument from Nst_iter_new
  • removed Nst_iter_range_is_done, Nst_iter_seq_is_done, Nst_iter_str_is_done and Nst_iter_map_is_done
  • now type shorthands for Nst_extract_arg_values that are part of type unions will not cast the object automatically
  • renamed _Nst_string_get_next_ch and Nst_string_get_next_ch to _Nst_string_next_ch and Nst_string_next_ch respectively
  • optimized exponentation
  • rename _Nst_VECTOR_MIN_SIZE to _Nst_VECTOR_MIN_CAP

Bug fixes

  • fixed Nst_is_non_character returning true on some valid characters
  • fixed Nst_extract_arg_values sometimes trying to cast an invalid value
  • fixed Nst_extract_arg_values crashing when deleting any allocated objects if an error occurred
  • fixed Nst_encoding_from_name failing to identify valid encoding names
  • fixed some bugs with UTF-16 and its variants not working properly
  • added some missing documentation for _Nst_VECTOR_MIN_CAP, _Nst_VECTOR_GROWTH_RATIO, SEQ, ARRAY and VECTOR
  • fixed Nst_string_compare not working with non-ASCII characters

0.13.2#

Nest#

Bug fixes

  • fixed input

C API#

Bug fixes

  • fixed Nst_sbuffer_expand_to expanding the buffer when not necessary

0.13.1#

Nest#

Bug fixes

  • fixed slice in stdsequtil.nest that could cause a crash if an Array or Vector was passed

0.13.0#

Command-line arguments#

  • removed --cp1252 in favour of --encoding

Nest#

Additions

  • added ENDIANNESS constant and putenv function to stdsys.nest
  • added new_iterator to stditutils.nest
  • added descriptor, encoding, is_a_tty, is_bin, can_read, can_write and can_seek to stdio.nest
  • added string expressions

Changes

  • the stdutf8.nest library has been replaced by the stdcodecs.nest library
  • added encoding argument to str_to_bytearray and bytearray_to_str
  • added encoding and buf_size arguments to open
  • optimized interpreter
  • now strings are encoded with UTF-8
  • now casting Map to Iter will iterate over the map's items and not create a new iterator
  • added map_func argument to sequ.sort

Bug fixes

  • fixed many memory leaks
  • fixed CP1252 encoding being decoded incorrectly
  • fixed a crash that could occur when returning inside a try-catch block
  • fixed a crash that could occur when the last statement of a while loop was ..
  • fixed some nodes and instructions missing the position

C API#

Additions

  • added many new encodings
  • added Nst_SizedBuffer
  • added file.h and removed Nst_IOFile logic from simple_types.h
  • added functions to set the global error and to check it
  • added the option to track the position where an object was initialized
  • added a help rule in makefiles

Changes

  • now functions and macros begin with Nst_ instead of nst_ and NST_ respectively
  • now the operation error is no longer an argument and is instead set globally
  • removed error and internal error macros
  • removed Nst_Int, Nst_Real, Nst_Byte and Nst_Bool; use i64, f64, u8 and bool instead
  • now all exported symbols are documented in the headers
  • improved the functionality of Nst_extract_arg_values

Bug fixes

  • fixed inconsistent behaviour of Nst_extract_arg_values

Tools

  • updated mkclib.nest to work with the new names and error propagation
  • added generate_docs.nest to generate Markdown documentation from the headers

0.12.1#

Nest#

Additions

  • added an experimental and undocumented library _stdgui.nest that only has text labels, it will be gradually getting more features
  • added many functions to stdfs.nest
  • exists
  • is_block_device
  • is_char_device
  • is_named_pipe
  • is_socket
  • is_symlink
  • make_dir_symlink
  • make_file_symlink
  • make_hard_link
  • normalize

Changes

  • now <<< supports Unicode characters on Windows
  • renamed log to ln in stdmath.nest
  • renamed logn to log in stdmath.nest, the base argument is now optional and defaults to 10
  • removed log2 and log10
  • added a fourth argument to enumerate in stdsutil.nest to invert the order of the index and item in the array
  • now any functions that expect a Bool object as one of the arguments will accept any object that is then casted to a boolean
  • the C ABI became the C API

Bug fixes

  • fixed many links in the documentation
  • fixed step argument of enumerate in stditutil.nest
  • fixed do-while loops getting compiled like normal while loops
  • fixed some casts from Str to Int and Byte being considered valid when they weren't and vice versa
  • fixed count in stdsequtil.nest that could cause undefined behaviour
  • fixed <<< having a weird behaviour
  • fixed many functions in stdfs.nest, stdsys.nest and stdio.nest not supporting unicode strings on Windows

C API#

Additions

  • added nst_vector_create, nst_array_create, nst_vector_create_c and nst_array_create_c to sequence.h
  • added NST_UNSET_ERROR to lib_import.h
  • added nst_number_to_u8, nst_number_to_int, nst_number_to_i32, nst_number_to_i64, nst_number_to_f32, nst_number_to_f64 and nst_obj_to_bool to simple_types.h
  • added many functions to encoding.h:
    • nst_check_ascii_bytes
    • nst_ascii_to_utf32
    • nst_ascii_from_utf32
    • nst_utf8_to_utf32
    • nst_utf8_from_utf32
    • nst_utf16_to_utf32
    • nst_utf16_from_utf32
    • nst_check_utf32_bytes
    • nst_utf32_to_utf32
    • nst_utf32_from_utf32
    • nst_check_1252_bytes
    • nst_1252_to_utf32
    • nst_1252_from_utf32
    • nst_translate_cp
    • nst_cp
    • nst_char_to_wchar_t
    • nst_wchar_t_to_char

Changes

  • removed err argument from nst_map_get_str and nst_map_drop_str
  • added err argument to nst_map_set and _nst_map_resize
  • now _nst_vector_resize and nst_vector_append return bool

Bug fixes

  • now nst_iter_new and nst_tok_new_value never leave dangling references if the memory allocation fails
  • now nst_get_full_path always sets err on failure
  • now strings that contain a NUL byte are fully hashed

0.12.0#

Nest#

Additions

  • added sleep_ms, monotonic_time and monotonic_time_ns to stdtime.nest
  • added lscan and rscan to stdsequtil.nest
  • added icons to the installer and the executable on Windows
  • added the _raw_exit function to stdsys.cnest, it cannot be accessed by importing stdsys.nest
  • added SUPPORTS_COLOR to stdsys.nest

Changes

  • now command-line arguments can contain Unicode characters on Windows
  • now the UTF-8 with BOM encoding is supported
  • now >>> will not flush stdout each time
  • improved memory usage when importing C libraries
  • modified the behaviour of sys.exit that now throws an error that will be ignored by try-catch blocks but can be caught with err.try
  • added a third optional argument to err.try that when set to true catches sys.exit
  • changed many function names in stdfs.nest to better fit the naming convention or to make them clearer
    • isdir → is_dir
    • mkdir → make_dir
    • mkdirs → make_dirs
    • rmdir → remove_dir
    • rmdir_recursive → remove_dirs
    • isfile → is_file
    • rmfile → remove_file
    • list_dir_recursive → list_dirs
    • path → parent_path
  • renamed virtual_iof to virtual_file in stdio.nest
  • now open in stdio.nest permits omitting the second parameter
  • now Byte objects support ~ and -:
  • now binary libraries end with .cnest instead of .dll or .so to allow cross-platform importing
  • inverted order of coroutine and args in co.call
  • the documentation is now hosted on ReadTheDocs
  • now the functions in stdfs.nest will throw a system error if something fails
  • now count in stdsequtil.nest will count any non-overlapping substring if both arguments are strings

Bug Fixes

  • fixed many bugs and crashes in stdjson.nest
  • fixed many memory leaks
  • now all memory allocations refer to the main process
  • fixed dt.year returning the years passed from 1900 instead of the current year (it would return 123 instead of 2023)
  • fixed sys.exit causing a segmentation fault
  • fixed possible crash when catching a circular import error
  • now failed memory allocations are correctly handled
  • now deeply nested structures will not crash the parser
  • fixed general object to Str cast on Linux not displaying the address correctly, now it is the same as Windows
  • fixed a crash with sequ.slice when the resulting slice would have a negative size
  • now colors work properly on Windows consoles that require the activation of ANSI escapes
  • fixed arguments on Windows not being decoded correctly
  • fixed error message for using % with incompatible types

0.11.2#

Nest#

Additions

  • added to_title and is_title to stdsutil.nest
  • added count to stdsequtil.nest
  • added println to stdio.nest

Changes

  • now identifiers can contain unicode characters (💻 can be used as a variable name)
  • now contains in stdsequtil.nest also accepts two strings as an input
  • now $ accepts also a function and returns the maximum number of arguments it takes (>>> $(## []) prints 0)
  • now virtual_iof accepts an optional second argument that specifies the size of the buffer

Bug Fixes

  • fixed a crash happening when a lambda was not used and the optimization level was above 1
  • fixed a crash happening when calling a C function that expected at least one argument but was given none
  • fixed many issues reguarding the Str to Byte cast
  • fixed the error message for -: writing '-' instead of '-:'
  • now errors that contain unicode characters will have the correct number of spaces and carets
  • fixed number positions only including the first character (again)
  • fixed -//- that would not close correctly the multiline comment

0.11.1#

Nest#

Changes

  • removed _advance_ from iterators and made them around 15% faster
  • improved itu.chain to take iterators and strings

0.11.0#

Additions

  • added \u and \U string escapes
  • added the stdutf8.nest library
  • added parse_int to stdsutil.nest

Changes

  • improved Str to Int, Str to Real and Str to Byte casts to support underscores and non-decimal literals
  • now string representations will use \e instead of \x1b and non-control UTF-8 characters are recognized and remain untouched

Bug Fixes

  • fixed a crash that occurred when getting the value of an ended string iterator

0.10.0#

Nest#

Additions

  • added bin, oct and hex to stdsutil.nest to have the binary, octal and hexadecimal representation of integers respectively
  • added center to stdsutil.nest
  • added _get_cwd and _set_cwd to stdsys.nest
  • added the stdjson.nest module that can load and dump json data

Changes

  • from now on the documentation will be packaged into the release to always keep correct information
  • now co.call accepts null for the first argument and behaves like passing an empty array
  • modified many functions of the standard library to take optional arguments
  • now if you call a function with less arguments than expected the remaining ones are filled with null values
  • now the CP1252 encoding is officially supported along with UTF-8 and ASCII
  • now Real to Str will add .0 if the number does not contain a dot or is not in scientific notation (Str :: 1.0 now is '1.0' where before it was '1')

Bug Fixes

  • fixed co.call resulting in undefined behaviour when not passing a sequence as the first argument
  • now coroutines are correctly set as ended when an error occurs inside the coroutine
  • fixed Func to Str cast using 'vars' instead of 'var' when the function only accepted one argument
  • fixed error printing when a file that had its new lines changed from CRLF to LF and an error occurred on the last line
  • fixed repr of strings containing unprintable characters being incorrect and possibly causing crashes