github.com/onflow/cadence

<!-- Release notes generated using configuration in .github/release.yml at v0.28.0 -->

What's Changed

⭐ Features

• Add fromString method on numeric types by @dreamsmasher in #1982

🛠 Improvements

• Improve resource tracking by @turbolent in #2033
• Catch interpreter panics in REPL by @dreamsmasher in #2028
• Improve REPL by @turbolent in #2021
• Introduce and use singleton for Void value by @turbolent in #2029
• Introduce and use singletons for bool values by @turbolent in #2030
• Introduce and use singleton value for nil by @turbolent in #2031
• Optimize location range by @turbolent in #2036
• Check errors' potential secondary message and error notes by @turbolent in #2034

📖 Documentation

• Update 06-fungible-tokens.mdx by @MrDSGC in #2020
• Fix composite types documentation by @turbolent in #2025

Full Changelog: https://github.com/onflow/cadence/compare/v0.27.1...v0.28.0

[Changes][v0.28.0]

<a id="v0.27.1"></a>

<!-- Release notes generated using configuration in .github/release.yml at v0.27.1 -->

What's Changed

⭐ Features

• Add key iteration method on dictionaries by @dreamsmasher in #1992
• Make Void values constructible by @dreamsmasher in #2004

🛠 Improvements

• Improve parser function naming, remove dead code by @turbolent in #2016

🐞 Bug Fixes

• Fix accounts not being returnable from scripts by @dsainati1 in #2022

📖 Documentation

• Add language clarifying the type parameter's type in the private and public path iteration functions by @dsainati1 in #2012

Other Changes

• Remove npm-packages for the languageserver and docgen tool by @SupunS in #2002
• Make argument names in test-stdlib compatible with stable cadence by @SupunS in #2015

Full Changelog: https://github.com/onflow/cadence/compare/v0.27.0...v0.27.1

[Changes][v0.27.1]

<a id="v0.27.0"></a>

<!-- Release notes generated using configuration in .github/release.yml at v0.27.0 -->

What's Changed

This release contains a brand new framework for writing tests in Cadence, new standard library features, and many performance improvements.

⭐ Features

• Add testing framework for Cadence by @SupunS in #1923
• Make paths equatable by @dreamsmasher in #1911
• Add String.fromUTF8 for conversion from [UInt8] by @dreamsmasher in #1927

🛠 Improvements

• Optimize and make visitor generic by @turbolent in #1907
• Improve the AST visitor further by @turbolent in #1919
• Remove values from tokens, make all code byte slices by @turbolent in #1930
• Use WriteByte instead of WriteRune by @turbolent in #1944
• Export environment checker and interpreter config to allow customization by @turbolent in #1910
• Refactor activations to be truly generic by @turbolent in #1945
• Move the fail() function to native implementation by @SupunS in #1960
• Update wasmtime-based VM by @turbolent in #1946
• Optimize type ID generation, remove location ID by @turbolent in #1932
• Export functionality required by debugger by @turbolent in #1924
• Add method to get function value's sema function type by @turbolent in #1991
• Improve type information in interpreter errors by @turbolent in #1994
• [LS] General improvements by @sideninja in #1877
• [LS] Update to Cadence v0.26.0 by @turbolent in #1970
• [Test Framework] Remove test-framework field from interpreter by @SupunS in #1886
• [Test Framework] Move matcher implementation to cadence by @SupunS in #1895
• [Test Framework] Refactor and cleanup the test-stdlib by @SupunS in #1897
• [Test Framework] Start development of Cadence test framework by @SupunS in #1827
• [Test Framework] Add support for importing and initializing contracts by @SupunS in #1832
• [Test Framework] Use FVM as the environment provider for test runner by @SupunS in #1835
• [Test Framework] Add transaction execution support by @SupunS in #1849
• [Test Framework] Run setup/teardown before/after tests by @SupunS in #1864
• [Test Framework] Add support for loading programs from local files by @SupunS in #1869
• [Test Framework] Add helper function for contract deployment by @SupunS in #1868
• [Test Framework] Add initial support for Matchers by @SupunS in #1863
• [Test Framework] Provide a way to specify addresses for the imports by @SupunS in #1893
• [Test Framework] Update Cadence by @turbolent in #1955
• [Test Framework] Separate import resolver and file resolver by @SupunS in #1954

🐞 Bug Fixes

• Make missing casting expression a user error by @turbolent in #1914
• [LS] Multiple language server bugfixes by @sideninja in #1950
• Fix command-line runner by @turbolent in #1915
• Fix unnecessarily specific cast in storage iteration by @dsainati1 in #1984
• Don't print large integers in error messages by @SupunS in #1987
• Track potential jumps, ignore resource invalidations which are only potential by @SupunS in #1979
• Fix batch script by @turbolent in #1996
• Define standard library values in analysis by @turbolent in #1997

📖 Documentation

• docs: add security best practices by @alxflw in #1887
• Add description to interpreter.Value by @turbolent in #1920
• Docs: implement flow-docs.json to control sidebar and other docs content by @schpet in #1909
• Add meeting notes for August 30, 2022 by @turbolent in #1928
• Clarify that updating a contract does not change stored data by @turbolent in #1953
• Fixed result given by slice by @tromex in #1957
• Update FAQ by @turbolent in #1947
• DOCS: Fix line about storable fields in composite types by @alilloig in #1965
• update playground tutorials by @MrDSGC in #1964
• Add meeting notes for extensions meeting by @dsainati1 in #1989
• fix error in Script-Accessible report example by @gus-labs in #1975
• Interface Default Functions status by @ph0ph0 in #1976
• [Test Framework] Add documentation for testing framework by @SupunS in #1900
• Add status callout for the test framework docs by @SupunS in #2000

🧪 Testing

• Add test case to check optional-chaining argument evaluation order by @turbolent in #1925

Chores

• Remove broken CI checks by @schpet in #1908
• Sync test-framework branch with master by @SupunS in #1921
• Remove test-framework module by @SupunS in #1963
• Remove outdated prettier plugin by @turbolent in #1967
• Remove languageserver module from the cadence repo by @SupunS in #1981
• Remove docgen module by @SupunS in #1980
• Improve linting errors on CI by @turbolent in #1998
• [LS] Release npm cadence-language-server v0.26.1 by @sideninja in #1962
• [Test Framework] Sync test framework branch with master by @SupunS in #1829

New Contributors

• @schpet made their first contribution in #1908
• @tromex made their first contribution in #1957
• @MrDSGC made their first contribution in #1964
• @gus-labs made their first contribution in #1975
• @ph0ph0 made their first contribution in #1976

Full Changelog: https://github.com/onflow/cadence/compare/v0.26.2...v0.27.0

[Changes][v0.27.0]

<a id="v0.26.2"></a>

<!-- Release notes generated using configuration in .github/release.yml at v0.26.2 -->

What's Changed

🐞 Bug Fixes

• Fix unnecessarily specific cast in storage iteration by @dsainati1 in #1988

Full Changelog: https://github.com/onflow/cadence/compare/v0.26.1...v0.26.2

[Changes][v0.26.2]

<a id="v0.25.2"></a>

<!-- Release notes generated using configuration in .github/release.yml at v0.26.1 -->

What's Changed

🐞 Bug Fixes

• [v0.26] Fix command-line runner by @SupunS in #1977

Full Changelog: https://github.com/onflow/cadence/compare/v0.26.0...v0.26.1

[Changes][v0.26.1]

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