# Changelog All PRs to the Wasmer repository must add to this file. Blocks of changes will separated by version increments. ## **[Unreleased]** - [#429](https://github.com/wasmerio/wasmer/pull/429) Get wasi::path_filestat_get working for some programs; misc. minor WASI FS improvements - [#413](https://github.com/wasmerio/wasmer/pull/413) Update LLVM backend to use new parser codegen traits ## 0.4.1 - 2018-05-06 - [#426](https://github.com/wasmerio/wasmer/pull/426) Update wapm-cli submodule, bump version to 0.4.1 - [#422](https://github.com/wasmerio/wasmer/pull/422) Improved Emscripten functions to run optipng and pngquant compiled to wasm - [#409](https://github.com/wasmerio/wasmer/pull/409) Improved Emscripten functions to run JavascriptCore compiled to wasm - [#399](https://github.com/wasmerio/wasmer/pull/399) Add example of using a plugin extended from WASI - [#397](https://github.com/wasmerio/wasmer/pull/397) Fix WASI fs abstraction to work on Windows - [#390](https://github.com/wasmerio/wasmer/pull/390) Pin released wapm version and add it as a git submodule - [#408](https://github.com/wasmerio/wasmer/pull/408) Add images to windows installer and update installer to add wapm bin directory to path ## 0.4.0 - 2018-04-23 - [#383](https://github.com/wasmerio/wasmer/pull/383) Hook up wasi exit code to wasmer cli. - [#382](https://github.com/wasmerio/wasmer/pull/382) Improve error message on `--backend` flag to only suggest currently enabled backends - [#381](https://github.com/wasmerio/wasmer/pull/381) Allow retrieving propagated user errors. - [#379](https://github.com/wasmerio/wasmer/pull/379) Fix small return types from imported functions. - [#371](https://github.com/wasmerio/wasmer/pull/371) Add more Debug impl for WASI types - [#368](https://github.com/wasmerio/wasmer/pull/368) Fix issue with write buffering - [#343](https://github.com/wasmerio/wasmer/pull/343) Implement preopened files for WASI and fix aligment issue when accessing WASI memory - [#367](https://github.com/wasmerio/wasmer/pull/367) Add caching support to the LLVM backend. - [#366](https://github.com/wasmerio/wasmer/pull/366) Remove `UserTrapper` trait to fix [#365](https://github.com/wasmerio/wasmer/issues/365). - [#348](https://github.com/wasmerio/wasmer/pull/348) Refactor internal runtime ↔️ backend abstraction. - [#355](https://github.com/wasmerio/wasmer/pull/355) Misc changes to `Cargo.toml`s for publishing - [#352](https://github.com/wasmerio/wasmer/pull/352) Bump version numbers to 0.3.0 - [#351](https://github.com/wasmerio/wasmer/pull/351) Add hidden option to specify wasm program name (can be used to improve error messages) - [#350](https://github.com/wasmerio/wasmer/pull/350) Enforce that CHANGELOG.md is updated through CI. - [#349](https://github.com/wasmerio/wasmer/pull/349) Add [CHANGELOG.md](https://github.com/wasmerio/wasmer/blob/master/CHANGELOG.md). ## 0.3.0 - 2018-04-12 - [#276](https://github.com/wasmerio/wasmer/pull/276) [#288](https://github.com/wasmerio/wasmer/pull/288) [#344](https://github.com/wasmerio/wasmer/pull/344) Use new singlepass backend (with the `--backend=singlepass` when running Wasmer) - [#338](https://github.com/wasmerio/wasmer/pull/338) Actually catch traps/panics/etc when using a typed func. - [#325](https://github.com/wasmerio/wasmer/pull/325) Fixed func_index in debug mode - [#323](https://github.com/wasmerio/wasmer/pull/323) Add validate subcommand to validate Wasm files - [#321](https://github.com/wasmerio/wasmer/pull/321) Upgrade to Cranelift 0.3.0 - [#319](https://github.com/wasmerio/wasmer/pull/319) Add Export and GlobalDescriptor to Runtime API - [#310](https://github.com/wasmerio/wasmer/pull/310) Cleanup warnings - [#299](https://github.com/wasmerio/wasmer/pull/299) [#300](https://github.com/wasmerio/wasmer/pull/300) [#301](https://github.com/wasmerio/wasmer/pull/301) [#303](https://github.com/wasmerio/wasmer/pull/303) [#304](https://github.com/wasmerio/wasmer/pull/304) [#305](https://github.com/wasmerio/wasmer/pull/305) [#306](https://github.com/wasmerio/wasmer/pull/306) [#307](https://github.com/wasmerio/wasmer/pull/307) Add support for WASI 🎉 - [#286](https://github.com/wasmerio/wasmer/pull/286) Add extend to imports - [#278](https://github.com/wasmerio/wasmer/pull/278) Add versioning to cache - [#250](https://github.com/wasmerio/wasmer/pull/250) Setup bors