v0.2.4

Added

• Macro System: Compile-time expression expansion support
  • Global macros for function-like invocations
  • Receiver macros for method-like invocations
  • Variable-argument macro support
  • MacroExprFactory for expression building during expansion
  • EnvBuilder::register_macro() for macro registration

Changed

• Enhanced expression manipulation capabilities with macro support

v0.2.3

Changed

• Update dependencies version
  • cxx 1.0.189
  • cel-cpp 0.14.0

v0.2.2

Added

• Comprehensions Extension: Support for list comprehensions with filtering
• Documentation System: Restructured documentation with separate English (docs/) and Chinese (docs-cn/) directories
• CEL Reference Guide: Complete reference documentation for CEL language features and extensions

Changed

• Member Function Constraints: Enforced non-empty arguments requirement for member functions at compile-time and runtime
• cel-cpp Update: Updated to latest cel-cpp with improved AST implementation (AstImpl renamed to Ast)

v0.2.1

Added

• Enhanced Opaque Derive Macro
  • Added display attribute support for automatic std::fmt::Display implementation
  • Support for both automatic Debug-based formatting and custom format expressions
  • Improved macro documentation with comprehensive usage examples
  • Better developer experience for implementing Display trait on opaque types

v0.2.0

Added

• Complete CEL Standard Library Implementation

  • Full support for all CEL standard library functions with comprehensive test coverage
  • String operations, list/map manipulations, type conversions, and utility functions
  • Mathematical operations, comparison functions, and type checking utilities

• Optional Types Support

  • Native Optional<T> wrapper type for safe null handling
  • Safe navigation operators and optional value processing
  • Integration with all CEL extensions and standard library functions

• Comprehensive CEL Extensions Support

  • Strings Extension: Advanced string manipulation (join, split, quote, etc.)
  • Math Extension: Mathematical functions (abs, ceil, floor, bitwise operations, etc.)
  • Lists Extension: List processing utilities (flatten, reverse, slice, etc.)
  • Sets Extension: Set operations (contains, equivalent, intersects)
  • Encoders Extension: Base64 encoding/decoding operations
  • Regex Extension: Pattern extraction (regex.extract, regex.extractAll, regex.replace)
  • RE Extension: C++ specific regex functions (re.extract, re.capture, re.captureN)
  • Bindings Extension: Variable binding macros (cel.bind)

• Enhanced Documentation System

  • Complete English documentation for all CEL features and extensions
  • Comprehensive Chinese (Simplified) documentation translation
  • Detailed API references with practical examples and usage patterns
  • RE2 regex syntax documentation links for all regex-related functions

• Improved Runtime Features

  • Automatic absl logging initialization to prevent runtime warnings
  • Enhanced extension configuration and registration system
  • Modular extension loading with dependency checking

Changed

• Enhanced Build System

  • Updated build configuration for new CEL-CPP dependencies
  • Improved Bazel integration with MODULE.bazel updates
  • Better platform compatibility including MSVC support fixes

• API Improvements

  • Enhanced EnvBuilder with with_ext_* methods for all extensions
  • Improved type conversion handling between Rust and CEL types
  • Better error handling and debugging capabilities

Fixed

• CEL-CPP Implementation Issues

  • Applied patches to fix missing functionality in upstream CEL-CPP
  • Resolved optional type registration issues
  • Fixed regex extension compatibility problems

• Documentation Corrections

  • Fixed incorrect function signatures and behavior descriptions
  • Corrected regex capture group syntax (\1, \2 instead of $1, $2)
  • Updated extension documentation to match actual implementation

• Runtime Stability

  • Fixed clippy warnings and code quality issues
  • Improved memory management and resource handling
  • Enhanced error propagation and handling

Technical Details

• Added optional.h/optional.cc for Optional type support
• Extended extensions.h/extensions.cc with all standard CEL extensions
• Comprehensive test suites for all new functionality (tests/standard-library.rs, tests/optional.rs, tests/extensions-*.rs)
• Practical examples demonstrating real-world usage scenarios (examples/standard-library.rs, examples/extensions-*.rs)

v0.1.5

Added

• Windows MSVC support for x86_64-pc-windows-msvc target
  • Full compilation and runtime support on Windows with MSVC(2022) toolchain
  • Windows-specific build configuration and dependency management

v0.1.4

Added

• Cross-compilation support via cross-rs
  • Automatic toolchain detection and configuration for cross-compilation environments
  • Support for select targets including ARM Linux, MIPS, PowerPC, and RISC-V
  • Seamless integration with cross-rs containers and toolchains
• Consolidated build system with unified configuration
  • Merged platform-specific build directories into cel/ and cel-windows/
  • Simplified build configuration and reduced duplication
• Separate async examples crate (examples-async/)
  • Extracted async examples into dedicated crate for better organization
  • Improved documentation and examples for async usage patterns

Changed

• Refactored build system architecture
  • Consolidated build-{android,apple,linux,windows} directories into unified structure
  • Improved build configuration management and platform detection
• Enhanced Value struct with additional convenience methods
• Improved async examples organization with dedicated crate and documentation

Fixed

• Fixed test compilation errors when async features are disabled
  • Added missing #[cfg(feature = "async")] guards to prevent compilation errors
  • Improved conditional compilation for async-related test code

v0.1.3

Added

• Android platform support with NDK integration
  • ARM64 (aarch64-linux-android)
  • ARMv7 (armv7-linux-androideabi)
  • x86_64 (x86_64-linux-android)
  • x86 (i686-linux-android)
• iOS platform support for device and simulator
  • iOS device (aarch64-apple-ios)
  • iOS Simulator ARM64 (aarch64-apple-ios-sim)
  • iOS Simulator x86_64 (x86_64-apple-ios)

Changed

• Platform-separated build architecture to isolate platform-specific dependencies
  • build-linux/ - Pure Linux builds without Android/Apple dependencies
  • build-apple/ - macOS and iOS builds with Apple toolchain
  • build-android/ - Android builds with NDK integration
  • build-windows/ - Windows builds (placeholder)
• Improved target detection and automatic build directory selection
• Enhanced platform-specific configurations in .bazelrc files

v0.1.2

Added

• Added support for smol async runtime

v0.1.1

Fixed

• Fixed macOS compatibility issues