v0.26.0

Added

• Style check for unsigned integer syntax (eng/recordflux/RecordFlux#1775)
• Support for SPARK Pro 25.0 (eng/recordflux/RecordFlux#1823)
• Support for GNAT Pro 25.0 (eng/recordflux/RecordFlux#1823)
• rflx doc subcommand to open packaged HTML documentation (eng/recordflux/RecordFlux#1822)

Fixed

• Keyword highlighting in GNAT Studio and VS Code (eng/recordflux/RecordFlux#1815)

v0.25.0

Added

• Support for Python 3.12 (eng/recordflux/RecordFlux#1806)

Removed

• Support for Python 3.8 (eng/recordflux/RecordFlux#1359)

Fixed

• Rejection of invalid parameter types and return types in function declarations (#977, eng/recordflux/RecordFlux#977)
• Consequential errors caused by undefined variables in binary expressions (eng/recordflux/RecordFlux#1672)
• Rejection of variable declarations with type Opaque (#633, eng/recordflux/RecordFlux#633)
• Fatal error caused by variable in case expression (eng/recordflux/RecordFlux#1800)
• Simplification of expressions with a unary minus operator (eng/recordflux/RecordFlux#1595, eng/recordflux/RecordFlux#1797)
• Evaluation of unary minus applied to binary expressions (eng/recordflux/RecordFlux#1797)
• Fatal errors caused by missing locations (eng/recordflux/RecordFlux#1785)

Changed

• Remove unused Buffer arguments in generated code (eng/recordflux/RecordFlux#1802)
• Remove unnecessary part of Valid_Context predicate (eng/recordflux/RecordFlux#1802)

v0.24.0

Added

• Vim and Neovim syntax highlighting support (eng/recordflux/RecordFlux#1749)
• Project file support in code optimizer (eng/recordflux/RecordFlux#1766)

Changed

• CLI subcommand rflx optimize expects project file instead of directory containing generated code (eng/recordflux/RecordFlux#1766)
• Improve generation of predicate for single-field messages (eng/recordflux/RecordFlux#1761)
• Rename Session to State Machine in documentation (eng/recordflux/RecordFlux#1772)
• Rename session keyword to machine in specifications (eng/recordflux/RecordFlux#1772)
• Rename Session keyword to Machine in integration files (eng/recordflux/RecordFlux#1772)
• Rename *_Functions.Context to *_Environment.State to prevent confusions (eng/recordflux/RecordFlux#1769)
• Exception transitions are required in more cases as result of fixing missing checks in state machine (eng/recordflux/RecordFlux#1704)

Removed

• CLI flag --optimize of rflx generate subcommand (eng/recordflux/RecordFlux#1766)
• CLI option --timeout of rflx generate and rflx optimize subcommands (eng/recordflux/RecordFlux#1766)
• Initialize and Finalize functions for session functions context (eng/recordflux/RecordFlux#1768)

Fixed

• Generation of uncompilable code for messages with variable as field condition (eng/recordflux/RecordFlux#1762)
• Missing checks in state machine to improve provability (eng/recordflux/RecordFlux#1704)
• Copying of sequence fields for external IO buffers (eng/recordflux/RecordFlux#1704)
• Syntax highlighting for identifiers with numbers or keywords (#1301, eng/recordflux/RecordFlux#1776)
• Fatal errors caused by missing locations after proof timeouts (eng/recordflux/RecordFlux#1782)
• Fatal errors when generating code for list comprehensions without condition or True condition (#1302, eng/recordflux/RecordFlux#1786)

v0.23.0

Changed

• Enhance diagnostics when a message parameter is not a scalar (eng/recordflux/RecordFlux#1740)
• Improve diagnostics phrasing (eng/recordflux/RecordFlux#1714)
• Enhance diagnostics when a message field and its type have a size aspect (eng/recordflux/RecordFlux#1746)

Fixed

• Generic setters for opaque fields
• Separation of externally defined functions from state machine (#1032, eng/recordflux/RecordFlux#1032)
• Missing checks in state machine to improve provability (eng/recordflux/RecordFlux#1704)

v0.22.0

Added

• Support for FSF GNAT 14.1 (eng/recordflux/RecordFlux#1679)
• New error message format (eng/recordflux/RecordFlux#1582)
• CLI flag --legacy-errors to restore previous error message format (eng/recordflux/RecordFlux#1685)
• Info message for skipped verifications (eng/recordflux/RecordFlux#1723)
• Possibility to use externally defined IO buffers in state machines (eng/recordflux/RecordFlux#1496)

Changed

• Display message fields involved in a cycle (#256, eng/recordflux/RecordFlux#256)
• Software license from AGPL-3.0 to Apache-2.0 (eng/recordflux/RecordFlux#1671)
• LLVM exception in addition to Apache-2.0 for generated code (eng/recordflux/RecordFlux#1671)
• Cache directory from $HOME/.cache/RecordFlux to $PWD/.rflx_cache (eng/recordflux/RecordFlux#1723)
• Severities of error messages (eng/recordflux/RecordFlux#1698, eng/recordflux/RecordFlux#1685, eng/recordflux/RecordFlux#1701)
• Improve suggestions when a package name is not correct (eng/recordflux/RecordFlux#1611)
• Improve several error messages (eng/recordflux/RecordFlux#1638, eng/recordflux/RecordFlux#1648, eng/recordflux/RecordFlux#1660, eng/recordflux/RecordFlux#1661, eng/recordflux/RecordFlux#1662, eng/recordflux/RecordFlux#1663, eng/recordflux/RecordFlux#1681, eng/recordflux/RecordFlux#1703, eng/recordflux/RecordFlux#1708, eng/recordflux/RecordFlux#1713, eng/recordflux/RecordFlux#1720, eng/recordflux/RecordFlux#1721)
• Improve implementation of Field_First_Internal function (eng/recordflux/RecordFlux#1707, eng/recordflux/RecordFlux#1706)

Fixed

• Bug box for aspect without expression (eng/recordflux/RecordFlux#1555, eng/recordflux/RecordFlux#1559)
• Bug box for division and modulo by 0 in numeric expression (eng/recordflux/RecordFlux#1556)
• Bug box for unary - preceding unary + in expression (eng/recordflux/RecordFlux#1558)
• Bug box for missing operand (eng/recordflux/RecordFlux#1560)
• Bug box for negated expressions (eng/recordflux/RecordFlux#1561, eng/recordflux/RecordFlux#1569)
• Bug box for duplicated operator (eng/recordflux/RecordFlux#1562)
• Bug box for link to missing field (eng/recordflux/RecordFlux#1566)
• Show bug box on fatal errors in the language server (eng/recordflux/RecordFlux#1666)
• Infinite recursion for duplicate declaration (eng/recordflux/RecordFlux#1557)
• Corruption of verification cache (eng/recordflux/RecordFlux#1655, eng/recordflux/RecordFlux#1718)

v0.21.0

Changed

• Improve error messages for type refinements of non-message types (#383, eng/recordflux/RecordFlux#383)

Fixed

• Generation of uncompilable code in the presence of some Boolean conditions (eng/recordflux/RecordFlux#1365)
• Exception when checking specification in GNAT Studio (eng/recordflux/RecordFlux#1492)

v0.20.0

Added

• Possibility to use multiple initial links in messages to allow the first message field to be defined by parameter values (#764, eng/recordflux/RecordFlux#764)

Changed

• Improve performance of code optimizer (requires SPARK 25; eng/recordflux/RecordFlux#1533)

Fixed

• Parsing of messages that depend on fraction comparisons in PyRFLX (#981, eng/recordflux/RecordFlux#981)
• Installation of VS Code extension (eng/recordflux/RecordFlux#1544)

v0.19.0

Added

• Prevent different casings for same entity (#563, eng/recordflux/RecordFlux#563)
• Code optimizer that removes unnecessary checks in generated state machine code (eng/recordflux/RecordFlux#1525)

Fixed

• Unexpected errors when using different casings for same entity (#562, eng/recordflux/RecordFlux#1506)

v0.18.0

Added

• Pragma marking all generated files as Ada 2012 (#1293, eng/recordflux/RecordFlux#1509)
• --no-caching option to rflx (eng/recordflux/RecordFlux#1488)
• Model verification caching to validator

Changed

• Insert/Extract functions accept Byte array instead of access type (eng/recordflux/RecordFlux#1515)

Fixed

• Various inaccuracies in Language Reference (#958, eng/recordflux/RecordFlux#958)
• Erroneous acceptance of consecutive / trailing underscores (eng/recordflux/RecordFlux#1468)
• Fatal error when digit in numeric literal exceeds base (eng/recordflux/RecordFlux#1469)
• Fatal error when unsupported base is used in numeric literal (eng/recordflux/RecordFlux#1470)
• Missing diagnostics provided by language server
• --split-disjunctions options of rflx validate
• Misleading CLI output about verification (#1295, eng/recordflux/RecordFlux#1522)

v0.17.0

Fixed

• Fatal error when comparing opaque fields (#1294, eng/recordflux/RecordFlux#1497)
• Fatal error when GraphViz is missing (eng/recordflux/RecordFlux#1499)
• Missing rejection of sequences of parameterized messages (eng/recordflux/RecordFlux#1439)

Removed

• Verification of message bit coverage (eng/recordflux/RecordFlux#1495)