FixScript SDK Documentation

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ChangeLog

Version 0.6 (2024/05/05):

• FixScript 0.9
  • Added ability to postprocess tokens after normal processing
  • Added ability to compile and run dynamic code in token processors
  • Added ability to create constant strings
  • Added ability to get auto suspend handler in C API
  • Added array_clear function
  • Added ability to compare values in C API
  • Added ability to call function references with parameters stored in array
  • Improved fixscript_resolve_existing to return existing scripts so it can be used in normal script loading
  • Improved performance of GC
  • Changed cloning to not make copies of constant strings
  • Changed object_extend function to give error when trying to make the object smaller
  • Fixed parsing of negative numbers in stack_trace_lines constant
  • Fixed memory leak when using tokens_parse function with improper parameters
  • Fixed importing of already compiled scripts when loading from files
  • Fixed internal reload script name not being replaced in stack traces
  • Fixed crash in JIT due to non-updating of embedded references at one place
  • Fixed parsing of integer constants followed by two dots to not be parsed as float constants
  • Fixed charset conversion in built-in log function on Windows
  • Fixed improper counting of instructions in asynchronous mode
  • Fixed infinite loop in script_line function
  • Fixed missing file name and line in errors for imports referencing non-existing scripts
  • Fixed allocation of extra unneeded memory during JIT compilation
  • Fixed limitation by stack size in array/hash literals and in string concatenations
  • Fixed parsing of ternary operator in extended operator
  • Fixed improper stack state for suspended native functions in asynchronous mode
  • Fixed error reporting using wrong heap at one place in fixembed
• FixScript Macros 0.6
  • Added ability to generate arbitrary code using inline code snippets
  • Added ability to create string literals from macro parameter tokens
  • Fixed memory leak caused by not cleaning of private macros
• FixScript Classes 0.8
  • Added automatic checking that given script is using classes when the API is being used
  • Added ability to accept multiple different types in function parameters
  • Added ability to use foreach on strings
  • Added direct syntax for using structs with indicies
  • Added support for length property in arrays, strings, hash tables and struct arrays
  • Added support for first and last properties in struct arrays
  • Added more precise types for built-in functions
  • Added ability to call built-in functions for arrays, strings and hash tables with OOP syntax
  • Added ability to define custom extension methods for arrays, strings and hash tables
  • Added ability to import other scripts when using class definition attributes
  • Added more strict handling of function return types
  • Added ability to append new tokens during processing of classes in API
  • Improved memory utilization of global metadata after processing
  • Fixed importing of locals by not including transitively included locals
  • Fixed custom inplace operators sometimes throwing an internal error during processing
  • Fixed array and hash table literals to use appropriate type
  • Fixed implicit type conversion to work with arrays and hash tables
  • Fixed checking of types for non-overridable calls of built-in functions
  • Fixed checking for member attributes with undefined class attributes
  • Fixed checking of types when retrieving two result values from functions
  • Fixed checking for unclosed classes and functions
  • Fixed checking for duplicate classes
  • Fixed parsing of ternary operator in extended operator
  • Fixed propagation of errors when checking for script existence in import statement
  • Fixed get_method_real_name method in ClassType to use proper base class (in API)
• FixScript Unpack 0.4
  • Relaxed parsing of parameters to allow better interoperability with other token processors
  • Changed syntax for named packed parameters to not collide with type declarations
  • Fixed special handling of 'this' to be applied to the first parameter only
• FixScript Optional 0.3
  • Fixed parsing of conditional sections
• FixIO 0.8
  • Added support for SQLite and PostgreSQL
  • Added ability to close redirected streams in Process
  • Added conversions between strings and native charset used by OS
  • Added ability to show prompt in console and improved print functions
  • Added set_log_function to allow customization of logging (moved from FixBuild)
  • Added advanced console access
  • Added ability to obtain process ID
  • Added CRC-32 checksum to detect corruption of rollback in AtomicFile
  • Added support for WebAssembly
  • Adjusted for syntax improvements in classes
  • Changed file open modes with improved options
  • Fixed print functions by adding missing conversion to native charset
  • Fixed killing of processes not being implemented on Windows
• FixImage 0.7
  • Added short variants of Rect constructors
  • Added variants of string functions with offset/length in Font and ScaledFont
  • Adjusted for syntax improvements in classes
• FixGUI 0.8
  • Added support for timers on MacOS
  • Added TextArea
  • Added ability do disable text fields, text areas and buttons
  • Added utility function to remove SubView from it's parent
  • Added ability to set text color of text area on MacOS
  • Added support for search field on MacOS
  • Added initial support for Table on MacOS
  • Added support for quick previewing of files on MacOS
  • Added support for attributes in SubView
  • Improved colors of PureScrollBar in custom theme
  • Adjusted for syntax improvements in classes
  • Changed to call completion handler after population of default values in FixScriptSyntax
  • Fixed notify icon not being highlighted when pressed on MacOS 10.9 or older
  • Fixed incorrect releasing of objects on MacOS
  • Fixed incorrect image creation for notify icon on MacOS
  • Fixed scrolling to visible rect to be ignored when SubScrollView has invalid size
  • Fixed last newline handling when setting and getting text in CodeEditor
  • Fixed scaling of SubDivider
• FixTask 0.6
  • Added ability to create constant strings in Heap
  • Added ability to compare values in Heap
  • Added Barrier
  • Added support for WebAssembly
  • Adjusted for syntax improvements in classes
  • Fixed loading of scripts in Heap by checking for already loaded scripts first
  • Fixed obtaining of error when sending non-copyable reference through synchronous channel
• FixNative 0.4
  • Added support for WebAssembly
  • Adjusted for syntax improvements in classes
  • Changed destructor to hold external reference to callback data
  • Fixed get_float function in Pointer
• FixBuild 0.6
  • Added ability to get path to FixBuild binary and get list of available targets in build scripts
  • Added ability to specify multiple main scripts for cases where static detection is insufficient
  • Added embedded SQLite library
  • Added support for WebAssembly target
  • Improved storing of executable variants using binary differences
  • Adjusted for syntax improvements in classes
  • Changed noprocessors to processors and nocompress to compress in build properties
  • Moved set_log_function to FixIO library
  • Fixed returning of error for unknown backend commands
  • Fixed finding of executable file in GUI applications on MacOS
  • Fixed processing of just referenced scripts instead of all scripts
  • Fixed compression of libraries when token processing is disabled
  • Fixed setting of executable permission for binaries to UNIX-like systems only
• FixUtil 0.4
  • Added from_float function in JSONDouble
  • Added ability to get unsigned integer from Long
  • Adjusted for syntax improvements in classes
  • Changed to use offset/length instead of range in most string functions

Version 0.5 (2022/12/27):

• FixScript 0.8
  • Added support for optional asynchronous mode (suspendable native functions, auto suspend after processing number of instructions)
  • Added support for WebAssembly
  • Added passing of invalid tokens to token processors
  • Added filtering of control characters in logging functions
  • Improved performance of array functions
  • Changed syntax to allow multiple semicolons (empty statements)
  • Changed tokenization of numbers (leading plus/minus is separate token now)
  • Fixed passing of the whole source code to token processors
  • Fixed rejection of general arrays containing just integers when unserializing
  • Fixed checking for clear flags in arrays
  • Fixed integer overflow when working with array flags
  • Fixed issue with shared array types where different negative values resulted in different types in C API
  • Fixed disallowing of keywords in function references
  • Fixed parsing of float constants with exponent having leading plus
  • Fixed clearing of indirect references to variables in switch statement in JIT compiler
  • Fixed order of returned values in script_query function
  • Fixed integer overflow in UTF-8/16 string functions
  • Fixed conversion of floats to string using workaround due to non-existent locale variant in C library
• FixScript Macros 0.5
  • Removed adjustment of semicolons and raw macros (not needed anymore)
  • Fixed usage of temporary names in function references
• FixScript Classes 0.7
  • Added support for structs (packed data in arrays)
  • Added ability to get offsets of fields in classes
  • Added support for shorthand float operations
  • Added operator overloading for appending to existing strings
  • Added automatic calling of to_string methods in string concatenation
  • Added support for operator overloading
  • Improved error messages when parsing class attributes
  • Changed comparison operators to be more strict about types
  • Adjusted for syntax change to allow multiple semicolons (empty statements)
  • Adjusted for tokenization change of numbers (separate leading plus/minus token)
  • Fixed checking for incompatible types in math operations
  • Fixed registering of global functions defined in attributes
• FixIO 0.7
  • Added hiding of console window when redirecting process streams on Windows
  • Added computation of CRC-32 checksum
  • Added support for operators in Path
  • Fixed file synchronization on MacOS
  • Fixed moving of empty rollback in AtomicFile
• FixImage 0.6
  • Added ability to get bounds of characters and strings in Font
  • Added public enum of the part types in Shape
  • Added support for grid fitting of fonts at particular sizes
  • Added variant of contains method that works with Rect
  • Added intersects method in Rect
  • Changed Rect to output width and height in to_string function
• FixGUI 0.7
  • Added support for custom completion in FixScriptSyntax
  • Added support for touch events
  • Added ability to provide custom area view in SubScrollView
  • Added ability to track scroll change directly in SubScrollView
  • Added remove_all method in SubView
  • Added set_default_scale method in SubView
  • Added support for running in web browsers using WebAssembly
  • Added support for showing of lines in CodeEditor
  • Added ability to set logical top view in SubView
  • Added optimized drawing of subviews
  • Added ability to obtain double click delay/distance and cursor blink interval
  • Added SubLabel
  • Improved support for GTK
  • Renamed is_view method to is_instance in View
  • Fixed clipping against parent subviews when determining repaint area
  • Fixed get_view_area method in SubScrollView
  • Fixed support for scaling when determining default size of SubScrollBar
  • Fixed handling of key typed event in SubTextField
  • Fixed scaling of completion popup in CodeEditor
  • Fixed scaling of cursor in CodeEditor
  • Fixed placement of code completion popup in CodeEditor
• FixTask 0.5
  • Improved returning of values from custom script native functions
  • Fixed lockup when sending channel messages by enabling reentrant locking on POSIX systems
  • Fixed integration with FixIO async event loop
  • Fixed counting of elapsed time for timeouts
  • Fixed concise reporting of token processor errors when reloading scripts
• FixBuild 0.5
  • Added ability to import other scripts from build script
  • Added automatic creation of main script if not present
  • Added ability to call default log function from a custom log function
  • Added version to header when showing help
  • Added computation of PE checksum for Windows executables
  • Improved icon support on Windows to not use custom icon when not specified
  • Adjusted for tokenization change of numbers (separate leading plus/minus token)
• FixUtil 0.3
  • Added struct allocator
  • Added support for operators in BigInteger, Long and Double
  • Removed redundant checks for division and remainder
  • Renamed get_bitsize method to get_bit_size in BigInteger
  • Fixed array overflow in is_bit_set method of BigInteger
  • Fixed handling of negative numbers in to_string method of BigInteger
  • Fixed subtraction in BigInteger
  • Fixed shr method in Long

Version 0.4 (2022/03/14):

• FixScript 0.7
  • Added ability to get hash value using key from different heap in C API
  • Added ability to get element size of array in C API
  • Added ability to change stack size, also increased the default size
  • Added ability to check arrays for having references in C API
  • Added ability to protect references from native libraries that expose arbitrary references to scripts
  • Added JIT compiler for x86 and x86_64 CPU architectures
  • Improved C API to have easy ability to check for shared arrays, handles and function references
  • Improved locking of arrays to provide direct pointer for non-shared arrays in C API
  • Changed access parameter of fixscript_lock_array in C API
  • Fixed handling of overflow for external reference counts to values and shared arrays
  • Fixed crash on integer overflow in remainder operation
  • Fixed unneeded upgrading of arrays when locking in C API
  • Fixed parsing of extended operator with leading plus or minus sign
  • Fixed exact comparison that incorrectly compared integer portion only
  • Fixed integer overflow in string concatenation
• FixScript Classes 0.6
  • Added ability to get real names of methods in API
  • Added easier way to check for non-primitive types in API
  • Added ability to check for assignability between types in API
  • Improved error message when importing non-existing script
  • Fixed parsing of extended operator with leading plus or minus sign
• FixIO 0.6
  • Added ability to specify new buffers when resetting ArrayStream
  • Added serialization of keys and comparison in serialized form
  • Added AtomicFile to allow atomic updates of files using transactions
  • Updated for API change in fixscript_lock_array
  • Improved array_create_view function to not require offset and length
• FixImage 0.5
  • Added initial support for loading of SVG images
  • Updated for API change in fixscript_lock_array
  • Fixed handling of overflow for internal reference counts
• FixGUI 0.6
  • Added read only state in SubTextField
  • Added get_scroll_view method in CodeEditor
  • Fixed disabled state in SubTextField
  • Fixed focus redirection in CodeEditor
• FixTask 0.4
  • Added running of compute tasks in parallel with ability to access parent heap concurrently
  • Added support for atomic operations on shared arrays
  • Added support for setting of stack size in Heap
  • Added Dispatcher
  • Added asynchronous variant of channel call
  • Added simple way to handle messages from single channel
  • Added optional integration with FixIO async event loop
  • Improved returning of errors in synchronous channel call
  • Renamed fixtask_get_cores_count to fixtask_get_core_count in C API
  • Changed setting of channel queue size to be possible in original heap only
  • Fixed passing of wrong core ID when using fixtask_run_on_compute_threads
  • Fixed comparison of channel handles with sender/receiver variants
  • Fixed lockup when sending messages to synchronous channels from multiple threads
• FixBuild 0.4
  • Added integration of FixTask with FixIO
  • Fixed usage of compatible symbols on Linux 64bit

Version 0.3 (2021/10/03):

• FixScript 0.6
  • Added support for packed char literals
  • Added unused symbols to be directly available for token processing
  • Changed serialization format to be more compact
  • Changed symbols to be directly represented in token type
  • Removed unneeded extra symbol for appending to arrays (no syntax change)
  • Fixed counting of total heap size when cloning shared arrays
  • Fixed compatibility with Windows 2000
  • Fixed traversing of invalid symlinks in fixembed
• FixScript Macros 0.4
  • Adjusted for new symbol representation in tokens
• FixScript Classes 0.5
  • Adjusted for new symbol representation in tokens
  • Fixed types for string_to_utf8 function
• FixScript Simple 0.2
  • Adjusted for new symbol representation in tokens
• FixScript Unpack 0.3
  • Adjusted for new symbol representation in tokens
• FixScript Optional 0.2
  • Adjusted for new symbol representation in tokens
• FixScript AutoInit 0.1
  • Initial release
• FixIO 0.5
  • Added is_empty function to Path
  • Added sync function to File
  • Added ability to get native file descriptor/handle
  • Added ability to set length of file
  • Added support for file locking
  • Fixed caching of file type
  • Fixed create_directories in Path
• FixImage 0.4
  • Added fiximage_create to C API
  • Adjusted for new symbol representation in tokens
• FixGUI 0.5
  • Added code editor
  • Added ability to disable buttons
  • Added ability to set label in PureButton
  • Adjusted for new symbol representation in tokens
  • Fixed memory leak when exchanging messages with workers
  • Fixed handling of key combinations with ALT modifier on Windows
  • Fixed other mouse buttons wrongly working when clicking on SubButton
• FixTask 0.3
  • Added ability to start tasks using function handle directly
  • Added support for channels
• FixNative 0.3
  • Adjusted for new symbol representation in tokens
• FixBuild 0.3
  • Added support for icons
  • Added matches and find functions in build scripts
  • Added automatic excluding of nested projects
  • Adjusted for new symbol representation in tokens
  • Fixed initialization of tasks not being done in every case
  • Fixed traversing of invalid symlinks
• FixUtil 0.2
  • Added stable sort variant
  • Fixed wrong to_bytes function in JSON

Version 0.2 (2021/05/12):

• FixScript 0.5
  • Added ability to set time limit for execution of scripts
  • Added ability to stop execution of scripts from another thread
  • Added ifloor, iceil, clamp, fclamp, add64 and sub64 intrinsic functions
  • Added script_line function
  • Added non-heap references to shared arrays in C API
  • Added array_get_element_size function
  • Added ability to reload scripts in-place replacing previous functions
  • Added variant of array_fill function for the whole array
  • Added ability to retrieve list of functions from script
  • Improved error reporting of syntax errors produced by token processors
  • Changed to use full error when optional native function is called without obtaining the error
  • Changed heap_size function to return size in kilobytes
  • Changed tokens_parse function to return the reference of the tokens array
  • Changed the way compiler errors are handled (values instead of strings)
  • Changed and renamed fixscript_create_shared_array_from to be clear what it does
  • Removed trailing newlines in fixscript_to_string and in compiler errors
  • Fixed crash when calling non-existing functions when running token processors in fixembed
  • Fixed compression of scripts in fixembed
  • Fixed fixscript_dump_value to properly end line when newlines are not used
  • Fixed fixscript_set_heap_data to properly free data on all errors
  • Fixed comparison of unresolved function references
  • Fixed wrong clearing of temporary roots when native handlers invoke root clearing operation during GC
  • Fixed inadequate adding of shared arrays to temporary roots
  • Fixed crash on unclosed multiline comments
  • Fixed handling of strings that contain nulls when dumping and logging
  • Fixed small memory leak in perf_log function
  • Fixed missing string escaping in to_string and dump
  • Fixed too small precision when converting doubles to string
  • Fixed inability to catch stack overflow errors
  • Fixed crash when getting script name or function with no script provided in C API
  • Fixed writing of floats to shared arrays
• FixScript Macros 0.3
  • Added support for top-level functions defined from within a macro
  • Changed to use script_line function for error reporting
• FixScript Classes 0.4
  • Added ability to directly define static methods using private constants
  • Added access to constants, locals and variables in API
  • Added basic support for import aliases
  • Added automatic to_string implementation
  • Added ability to define global functions using private constants
  • Changed to use script_line function for error reporting
  • Changed adjusting of function calls to include return type in API
  • Fixed parsing of empty array with whitespace between braces
  • Fixed adjusting of functions when called from methods (using API)
  • Fixed bug in throw statement that prevented method calls
• FixScript Unpack 0.2
  • Changed to use script_line function for error reporting
  • Fixed determination of nesting level
• FixScript Optional 0.1
  • Initial release
• FixIO 0.4
  • Added generalization of async stream interface
  • Added print_err and println_err functions
  • Added ability to get current time (both normal and monotonic)
  • Added array_create_view function
  • Added string representation of Path objects when dumping
  • Added ability to get just file name from Path
  • Added ability to get modification time of files
  • Fixed accepted async TCP sockets not being put into non-blocking mode on Linux
  • Fixed crashing due to SIGPIPE signal
• FixImage 0.3
  • Added fiximage_get_core_count to C API
  • Added functions for getting X and Y in Rect
  • Fixed color conversion functions to be public
• FixGUI 0.4
  • Added scroll_to_visible method in SubScrollView
  • Added support for border in SubScrollView and PureScrollView
  • Added set_rect variant without Rect in View
  • Added SubDivider and PureDivider
  • Added EventListeners
  • Added initial code for SubTable and PureTable
  • Added initial code for SubList and PureList
  • Added relative mouse mode in Canvas
  • Added get_scroll_position and set_scroll_position methods in SubScrollView
  • Added ability to obtain native window handle on Windows
  • Added initial support for GTK 2/3
  • Added console output on Windows
  • Changed worker interface to be optional
  • Fixed missing EVENT_KEY_DOWN for KEY_ENTER/ESCAPE on Windows
  • Fixed wrong EVENT_KEY_TYPED when Ctrl/Alt modifiers are active on Windows
• FixTask 0.2
  • Added ability to create custom FixScript heaps
  • Added ComputeTask and Global classes
  • Fixed waiting on messages with timeout
  • Fixed overinflation of heap when sending messages between tasks
• FixNative 0.2
  • Added ability to get pointer to shared array data
  • Added proper setting of return type for functions called using the 'extern' token processor
  • Added ability to create memory region from given pointer and size
  • Renamed SYSTEM_MACOSX to SYSTEM_MACOS
  • Fixed incorrect checking for memory range on raw pointers
  • Fixed error when trying to bind library multiple times
• FixBuild 0.2
  • Added ability to set custom logging function
  • Added internal parameters for getting scripts
  • Added support for build scripts
  • Renamed 'macosx64' target to 'macos'
  • Fixed crash when calling non-existing functions in token processors
  • Fixed compression of scripts
  • Fixed ability to include *.fix files in resources
  • Fixed random resource reading failures due to missing mutex
  • Fixed problems with finding and opening of executable file
  • Fixed compilation of FixGUI on Haiku 32bit
• FixUtil 0.1
  • Initial release

Version 0.1 (2020/10/13):

• Initial release