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feat(traits): Add impl Trait as function return type #2397 #3176
feat(traits): Add impl Trait as function return type #2397 #3176
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Looks good as a first pass. There are somethings we'll likely want to change/remove later like id_type_substitute_trait_as_type
, but we'll need to implement existential types to do this the right way so that can wait.
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Thanks!
…oir-lang#3176) Co-authored-by: Yordan Madzhunkov <ymadzhunkov@gmail.com>
🤖 I have created a release *beep* *boop* --- <details><summary>0.20.0</summary> ## [0.20.0](v0.19.5...v0.20.0) (2023-12-01) ### ⚠ BREAKING CHANGES * avoid integer overflows ([#2713](#2713)) * return Pedersen structure in stdlib ([#3190](#3190)) * noir-wasm outputs debug symbols ([#3317](#3317)) * move mimc to hash submodule ([#3361](#3361)) * bump MSRV to 1.71.1 ([#3353](#3353)) * Add semver checks for the compiler version in Nargo.toml ([#3336](#3336)) * Move circuit serialization circuit into acir ([#3345](#3345)) * change stdlib function `pedersen` to `pedersen_commitment` ([#3341](#3341)) * expose pedersen hash in acir and bb solver ([#3269](#3269)) * Switch to new pedersen implementation ([#3151](#3151)) * Pass ACIR to ACVM by reference rather than passing ownership ([#2872](#2872)) * Make for loops a statement ([#2975](#2975)) * **traits:** trait functions with a default implementation must not be followed by a semicolon ([#2987](#2987)) * **wasm:** improve and simplify wasm compiler interface ([#2976](#2976)) * **wasm:** update wasm artifacts to match cli artifacts ([#2973](#2973)) * Maintain shape of foreign call arguments ([#2935](#2935)) * update to `bb` version 0.7.3 ([#2729](#2729)) * **noir_js:** Rename inner and outer proof methods ([#2845](#2845)) * `generateWitness` now returns a serialized witness file ([#2842](#2842)) * Issue an error when a module is declared twice & fix module search path ([#2801](#2801)) * Default integers to u64 ([#2764](#2764)) ### Features * `compute_note_hash_and_nullifier` check ([#3216](#3216)) ([4963c6c](4963c6c)) * **abi:** Throw errors rather than returning string from `noirc_abi_wasm` ([#2817](#2817)) ([df7b42c](df7b42c)) * **abi:** Tuples as inputs/outputs to main ([#2899](#2899)) ([d8bd78f](d8bd78f)) * **acir:** Enable dynamic indices on non-homogenous arrays ([#2703](#2703)) ([622d2e4](622d2e4)) * **acir:** Handle dynamic array operations for nested slices ([#3187](#3187)) ([e026319](e026319)) * **acir:** Set dynamic array values ([#3054](#3054)) ([e871866](e871866)) * **acvm_js:** Export black box solver functions ([#2812](#2812)) ([da8a98e](da8a98e)) * **acvm:** Separate ACVM optimizations and transformations ([#2979](#2979)) ([5865d1a](5865d1a)) * Add --check option to nargo fmt for dry-run formatting verification ([#3530](#3530)) ([4469707](4469707)) * Add `destroy` method to `Noir` ([#3105](#3105)) ([7e40274](7e40274)) * Add `execute` method to `Noir` class ([#3081](#3081)) ([17bdd7e](17bdd7e)) * Add `FieldElement::from<usize>` implementation ([#3647](#3647)) ([8b7c5aa](8b7c5aa)) * Add `noir_codegen` package ([#3392](#3392)) ([6c4cd4d](6c4cd4d)) * Add ACIR serializer C++ codegen ([#2961](#2961)) ([7556982](7556982)) * Add an options object to `BarretenbergBackend` constructor ([#3105](#3105)) ([7e40274](7e40274)) * Add aztec selectors for event structs ([#2983](#2983)) ([982380e](982380e)) * Add bb interface implementation ([#2902](#2902)) ([fe92dc0](fe92dc0)) * Add check for overlapping generic traits ([#3307](#3307)) ([8cf81b6](8cf81b6)) * Add conditional compilation of methods based on the underlying field being used ([#3045](#3045)) ([2e008e2](2e008e2)) * Add crate for pub modifier ([#3271](#3271)) ([e7a1a1a](e7a1a1a)) * Add debugger commands to introspect (and modify) the current state ([#3391](#3391)) ([9e1ad85](9e1ad85)) * Add experimental REPL-based debugger ([#2995](#2995)) ([281c696](281c696)) * Add exports of JS black box solvers to noirJS ([#3295](#3295)) ([8369871](8369871)) * Add generic count check for trait methods ([#3382](#3382)) ([a9f9717](a9f9717)) * Add JS types for ABI and input maps ([#3023](#3023)) ([599e7a1](599e7a1)) * Add LSP command to profile opcodes in vscode ([#3496](#3496)) ([6fbf77a](6fbf77a)) * Add lsp formatting ([#3433](#3433)) ([286c876](286c876)) * Add noir types package ([#2893](#2893)) ([e8fc868](e8fc868)) * Add package version to Nargo.toml metadata ([#3427](#3427)) ([9e1717c](9e1717c)) * Add profile info print out ([#3425](#3425)) ([a8b5fa8](a8b5fa8)) * Add semver checks for the compiler version in Nargo.toml ([#3336](#3336)) ([0e530cf](0e530cf)) * Add special case for boolean AND in acir-gen ([#3615](#3615)) ([824039b](824039b)) * Add support for tuple values in `noir_codegen` ([#3592](#3592)) ([346d75f](346d75f)) * Allow a trait to be implemented multiple times for the same struct ([#3292](#3292)) ([51831df](51831df)) * Allow providing custom foreign call executors to `execute_circuit` ([#3506](#3506)) ([d27db33](d27db33)) * Allow traits to have generic functions ([#3365](#3365)) ([0f9af65](0f9af65)) * Avoid integer overflows ([#2713](#2713)) ([7d7d632](7d7d632)) * Aztec-packages ([#3599](#3599)) ([2cd6dc3](2cd6dc3)) * Aztec-packages ([#3626](#3626)) ([e0a96ea](e0a96ea)) * Cache debug artifacts ([#3133](#3133)) ([c5a6229](c5a6229)) * Check where clauses when searching for trait impls ([#3407](#3407)) ([84c6604](84c6604)) * Codegen typed interfaces for functions in `noir_codegen` ([#3533](#3533)) ([290c463](290c463)) * Compile without a backend ([#3437](#3437)) ([d69cf5d](d69cf5d)) * Complex slice inputs for dynamic slice builtins ([#3617](#3617)) ([8b23b34](8b23b34)) * Contract events in artifacts ([#2873](#2873)) ([4765c82](4765c82)) * Copy on write optimization for brillig ([#3522](#3522)) ([da29c02](da29c02)) * Data bus ([#3508](#3508)) ([6b0bdbc](6b0bdbc)) * **debugger:** Highlight current src code loc ([#3174](#3174)) ([6b87582](6b87582)) * **debugger:** Print limited source code context ([#3217](#3217)) ([dcda1c7](dcda1c7)) * Default integers to u64 ([#2764](#2764)) ([01cb041](01cb041)) * Dynamic indexing of non-homogenous slices ([#2883](#2883)) ([72c3661](72c3661)) * Enable the `fmt` command in the help menu ([#3328](#3328)) ([63d414c](63d414c)) * Expand trait impl overlap check to cover generic types ([#3320](#3320)) ([a01549b](a01549b)) * Export `CompiledCircuit` from codegened TS ([#3589](#3589)) ([e06c675](e06c675)) * Expose pedersen hash in acir and bb solver ([#3269](#3269)) ([0108b6c](0108b6c)) * Extract Brillig VM to allow step debugging ([#3259](#3259)) ([f6431f9](f6431f9)) * Format infix expressions ([#3001](#3001)) ([7926ada](7926ada)) * **formatter:** Add formatter support for array literals ([#3061](#3061)) ([a535321](a535321)) * Handle constant index operations on simple slices ([#3464](#3464)) ([7ae12f8](7ae12f8)) * Handle warnings in evaluator ([#3205](#3205)) ([5cfd156](5cfd156)) * Implement `bound_constraint_with_offset` in terms of `AcirVar`s ([#3233](#3233)) ([8d89cb5](8d89cb5)) * Implement automatic dereferencing for index expressions ([#3082](#3082)) ([8221bfd](8221bfd)) * Implement automatic dereferencing for indexing lvalues ([#3083](#3083)) ([6e2b70a](6e2b70a)) * Implement euclidean division and signed division in terms of `AcirVar`s ([#3230](#3230)) ([b8b7782](b8b7782)) * Implement impl specialization ([#3087](#3087)) ([44716fa](44716fa)) * Implement integer printing ([#3577](#3577)) ([6601408](6601408)) * Implement raw string literals ([#3556](#3556)) ([87a302f](87a302f)) * Implement string escape sequences ([#2803](#2803)) ([f7529b8](f7529b8)) * Implement where clauses on impls ([#3324](#3324)) ([4c3d1de](4c3d1de)) * **lsp:** Add "info" codelens ([#2982](#2982)) ([80770d9](80770d9)) * **lsp:** Add goto definition for functions ([#3656](#3656)) ([7bb7356](7bb7356)) * Maintain shape of foreign call arguments ([#2935](#2935)) ([f7869e6](f7869e6)) * Make generic impls callable ([#3297](#3297)) ([8d9b738](8d9b738)) * Manage breakpoints and allow restarting a debugging session ([#3325](#3325)) ([f502108](f502108)) * Nargo test runtime callstacks and assert messages without string matching ([#2953](#2953)) ([1b6a4e6](1b6a4e6)) * **noir_js:** Allow providing foreign call handlers in noirJS ([#3294](#3294)) ([c76b0f8](c76b0f8)) * Noir-wasm outputs debug symbols ([#3317](#3317)) ([f9933fa](f9933fa)) * Noir-wasm takes dependency graph ([#3213](#3213)) ([a2c8ebd](a2c8ebd)) * Old docs issues ([#3195](#3195)) ([26746c5](26746c5)) * Optimize euclidean division acir-gen ([#3121](#3121)) ([2c175c0](2c175c0)) * Oracle mocker for nargo test ([#2928](#2928)) ([0dd1e77](0dd1e77)) * Pass ACIR to ACVM by reference rather than passing ownership ([#2872](#2872)) ([b3a9c34](b3a9c34)) * Pass brillig bytecode to VM by reference ([#3030](#3030)) ([4ee290b](4ee290b)) * Perform compile-time euclidean division on constants ([#3231](#3231)) ([3866d7e](3866d7e)) * Prevent unnecessary witness creation in euclidean division ([#2980](#2980)) ([c6f660e](c6f660e)) * Properly track equivalence of witnesses generated for black box functions ([#3428](#3428)) ([20b70c2](20b70c2)) * Provide formatting subcommand ([#2640](#2640)) ([a38b15f](a38b15f)) * Publish aztec build of noir_wasm ([#3049](#3049)) ([3b51f4d](3b51f4d)) * Refactor debugger and separate core from UI ([#3308](#3308)) ([8466810](8466810)) * Remove redundant predicate from brillig quotients ([#2784](#2784)) ([a8f18c5](a8f18c5)) * Remove type arrays for flat slices ([#3466](#3466)) ([8225b2b](8225b2b)) * Remove unnecessary truncation of boolean multiplication ([#3122](#3122)) ([39dbcf1](39dbcf1)) * Replace boolean range constraints with arithmetic opcodes ([#3234](#3234)) ([949222c](949222c)) * Return compilation errors from noir_wasm ([#3091](#3091)) ([55f63c9](55f63c9)) * Return Pedersen structure in stdlib ([#3190](#3190)) ([be30d59](be30d59)) * Reuse witnesses more when interacting with memory ([#3658](#3658)) ([5a4a73d](5a4a73d)) * Reuse witnesses which have been assigned constant values during ACIR gen ([#3137](#3137)) ([9eb43e2](9eb43e2)) * Save Brillig execution state in ACVM ([#3026](#3026)) ([88682da](88682da)) * Send and receive unflattened public inputs to backend ([#3543](#3543)) ([a7bdc67](a7bdc67)) * Solve `fixed_base_scalar_mul` black box functions in rust ([#3153](#3153)) ([1c1afbc](1c1afbc)) * **ssa:** Multiple slice mergers ([#2753](#2753)) ([8f76fe5](8f76fe5)) * **stdlib:** Optimize constraint counts in sha256/sha512 ([#3253](#3253)) ([d3be552](d3be552)) * Switch to new pedersen implementation ([#3151](#3151)) ([35fb3f7](35fb3f7)) * **traits:** Add impl Trait as function return type [#2397](#2397) ([#3176](#3176)) ([4cb2024](4cb2024)) * **traits:** Add trait impl for buildin types ([#2964](#2964)) ([2c87b27](2c87b27)) * **traits:** Added checks for duplicated trait associated items (types, consts, functions) ([#2927](#2927)) ([d49492c](d49492c)) * **traits:** Allow multiple traits to share the same associated function name and to be implemented for the same type ([#3126](#3126)) ([004f8dd](004f8dd)) * **traits:** Implement trait bounds typechecker + monomorphizer passes ([#2717](#2717)) ([5ca99b1](5ca99b1)) * **traits:** Improve support for traits static method resolution ([#2958](#2958)) ([0d0d8f7](0d0d8f7)) * **traits:** Multi module support for traits ([#2844](#2844)) ([4deb07f](4deb07f)) * Use ranges instead of a vector for input witness ([#3314](#3314)) ([b12b7ec](b12b7ec)) * **wasm:** Improve and simplify wasm compiler interface ([#2976](#2976)) ([1b5124b](1b5124b)) * **wasm:** Update wasm artifacts to match cli artifacts ([#2973](#2973)) ([ce16c0b](ce16c0b)) ### Bug Fixes * "Missing trait impl" error in trait dispatch ([#3440](#3440)) ([52daaec](52daaec)) * `compute_note_hash_and_nullifier` compiler check ([#3351](#3351)) ([4e2d35f](4e2d35f)) * **3275:** Activate brillig modulo test with negative integers ([#3318](#3318)) ([31c493c](31c493c)) * **3300:** Cache warnings into debug artefacts ([#3313](#3313)) ([cb5a15b](cb5a15b)) * ACIR optimizer should update assertion messages ([#3010](#3010)) ([758b6b6](758b6b6)) * **acvm:** Return false rather than panicking on invalid ECDSA signatures ([#2783](#2783)) ([155abc0](155abc0)) * Add `pub` modifier to grumpkin functions ([#3036](#3036)) ([f8990d7](f8990d7)) * Add compiler error message for invalid input types ([#3220](#3220)) ([989e80d](989e80d)) * Add size checks to integer literals ([#3236](#3236)) ([7f8fe8c](7f8fe8c)) * Adding proving key initialization ([#3322](#3322)) ([3383740](3383740)) * Allow `where` clause on all functions and improve error message ([#3465](#3465)) ([1647e33](1647e33)) * Allow constructors in parentheses in `if` conditions and `for` ranges ([#3219](#3219)) ([ad192d1](ad192d1)) * Allow two `TypeVariable::Constant(N)` to unify even if their constants are not equal ([#3225](#3225)) ([cc4ca4b](cc4ca4b)) * Apply predicate to over/underflow checks ([#3494](#3494)) ([fc3edf7](fc3edf7)) * **aztec_nr:** Serialise arrays of structs ([#3401](#3401)) ([e979a58](e979a58)) * Change non-constant argument errors from `to_be_radix` from ICE to proper error ([#3048](#3048)) ([19ce286](19ce286)) * Check for overflow with hexadecimal inputs ([#3004](#3004)) ([db1e736](db1e736)) * Compiler version error message ([#3558](#3558)) ([026a358](026a358)) * Complete debug metadata ([#3228](#3228)) ([2f6509d](2f6509d)) * Conditionally run the "Create or Update PR" step in acir artifacts rebuild workflow ([#2849](#2849)) ([63da875](63da875)) * Corrected the formatting of error message parameters in index out of bounds error ([#3630](#3630)) ([3bba386](3bba386)) * **debugger:** Step through foreign calls and breakpoints inside Brillig blocks ([#3511](#3511)) ([5d77d7a](5d77d7a)) * Determinism of fallback transformer ([#3100](#3100)) ([12daad1](12daad1)) * Disable modulo for fields ([#3009](#3009)) ([7e68976](7e68976)) * Disallow returning constant values ([#2978](#2978)) ([79c2e88](79c2e88)) * Do not perform dead instruction elimination on mod,div unless rhs is constant ([#3141](#3141)) ([af3d771](af3d771)) * Do not simply divisions ([#3664](#3664)) ([e5b981b](e5b981b)) * Docker builds ([#3620](#3620)) ([f3eac52](f3eac52)) * **docs:** Update `editUrl` path for docusaurus ([#3184](#3184)) ([4646a93](4646a93)) * Download expected `bb` version if installed backend has version mismatch ([#3150](#3150)) ([3f03435](3f03435)) * Error message for assigning the wrong type is backwards [#2804](#2804) ([#2805](#2805)) ([b2d62bf](b2d62bf)) * Finer bit size in bound constrain ([#2869](#2869)) ([68385e2](68385e2)) * Fix aztec library after nargo fmt ([#3014](#3014)) ([f43083c](f43083c)) * Fix crash when using undeclared traits ([#3509](#3509)) ([8bb095a](8bb095a)) * Fix lexer error formatting ([#3274](#3274)) ([74bd517](74bd517)) * Fix method `program_counter`, change method signature ([#3012](#3012)) ([5ea522b](5ea522b)) * Fix panic in some cases when calling a private function ([#2799](#2799)) ([078d5df](078d5df)) * Fix panic when using repeated arrays which define variables ([#3221](#3221)) ([c4faf3a](c4faf3a)) * Fix should_fail_with ([#2940](#2940)) ([4f07b84](4f07b84)) * Fix subtract with underflow in flattening pass ([#2796](#2796)) ([f2ed505](f2ed505)) * Fixing versioning workflow ([#3296](#3296)) ([3d5e43a](3d5e43a)) * Flatten public inputs according to their index in numerial rather than ascii order ([#3605](#3605)) ([a1f6343](a1f6343)) * Follow dependencies when looking for a struct ([#3405](#3405)) ([561b1b8](561b1b8)) * Force recompilation when `output_debug` flag is set. ([#2898](#2898)) ([9854416](9854416)) * **frontend:** Error on unsupported integer annotation ([#2778](#2778)) ([90c3d8b](90c3d8b)) * Impl methods are no longer placed in contracts ([#3255](#3255)) ([b673b07](b673b07)) * Improve error message when multiplying unit values ([#2950](#2950)) ([57b7c55](57b7c55)) * Include .nr and .sol files in builds ([#3039](#3039)) ([ae8d0e9](ae8d0e9)) * Issue an error when a module is declared twice & fix module search path ([#2801](#2801)) ([7f76910](7f76910)) * Lack of cjs package version ([#2848](#2848)) ([adc2d59](adc2d59)) * Make for loops a statement ([#2975](#2975)) ([0e266eb](0e266eb)) * Match rust behaviour for left-shift overflow ([#3518](#3518)) ([2d7ceb1](2d7ceb1)) * Minor problems with `aztec` publishing ([#3095](#3095)) ([0fc8f20](0fc8f20)) * Move mimc to hash submodule ([#3361](#3361)) ([3ec29f1](3ec29f1)) * Overflow checks for constant folding ([#3420](#3420)) ([b7a6383](b7a6383)) * Parse parenthesized lvalues ([#3058](#3058)) ([50ca58c](50ca58c)) * Prevent duplicated assert message transformation ([#3038](#3038)) ([082a6d0](082a6d0)) * Prevent mutating immutable bindings to mutable types ([#3075](#3075)) ([d5ee20e](d5ee20e)) * **println:** Enable printing of arrays/strings >2 in fmt strings ([#2947](#2947)) ([309fa70](309fa70)) * Recompile artefacts from a different noir version ([#3248](#3248)) ([7347b27](7347b27)) * Remove cast for field comparisons in brillig ([#2874](#2874)) ([1fc1fdb](1fc1fdb)) * Remove duplication of code to load stdlib files ([#2868](#2868)) ([b694aab](b694aab)) * Remove quotes from println output ([#3574](#3574)) ([127b6aa](127b6aa)) * Remove sha2_block test ([#3360](#3360)) ([a48c03b](a48c03b)) * Restrict fill_internal_slices pass to acir functions ([#3634](#3634)) ([0cad9aa](0cad9aa)) * Return error rather than panicking on unreadable circuits ([#3179](#3179)) ([d4f61d3](d4f61d3)) * Show println output before an error occurs in `nargo execute` ([#3211](#3211)) ([2f0b80d](2f0b80d)) * Silence unused variable warnings in stdlib ([#2795](#2795)) ([5747bfe](5747bfe)) * Somewhat reduce mem2reg memory usage ([#3572](#3572)) ([9b9ed89](9b9ed89)) * Split conditional_regression tests ([#2774](#2774)) ([8ed8832](8ed8832)) * **ssa:** Do not replace previously constrained values ([#2647](#2647)) ([d528844](d528844)) * **traits:** Trait functions with a default implementation must not be followed by a semicolon ([#2987](#2987)) ([a3593c0](a3593c0)) * Transform hir before type checks ([#2994](#2994)) ([a29b568](a29b568)) * Update link to recursion example ([#3224](#3224)) ([10eae15](10eae15)) * Use 128 bits for constant bit shift ([#3586](#3586)) ([2ca9b05](2ca9b05)) * Use pedersen_hash for merkle tree ([#3357](#3357)) ([6b74d31](6b74d31)) * Verify impls arising from function calls exist ([#3472](#3472)) ([d7f919d](d7f919d)) ### Miscellaneous Chores * `generateWitness` now returns a serialized witness file ([#2842](#2842)) ([57d3f37](57d3f37)) * Bump MSRV to 1.71.1 ([#3353](#3353)) ([78f2127](78f2127)) * Change stdlib function `pedersen` to `pedersen_commitment` ([#3341](#3341)) ([964b777](964b777)) * Move circuit serialization circuit into acir ([#3345](#3345)) ([122119b](122119b)) * **noir_js:** Rename inner and outer proof methods ([#2845](#2845)) ([71dbbb8](71dbbb8)) * Update to `bb` version 0.7.3 ([#2729](#2729)) ([fce68d1](fce68d1)) </details> <details><summary>0.37.0</summary> ## [0.37.0](v0.36.0...v0.37.0) (2023-12-01) ### ⚠ BREAKING CHANGES * Move circuit serialization circuit into acir ([#3345](#3345)) * expose pedersen hash in acir and bb solver ([#3269](#3269)) * Switch to new pedersen implementation ([#3151](#3151)) * Pass ACIR to ACVM by reference rather than passing ownership ([#2872](#2872)) * **wasm:** improve and simplify wasm compiler interface ([#2976](#2976)) * Maintain shape of foreign call arguments ([#2935](#2935)) ### Features * **acvm_js:** Export black box solver functions ([#2812](#2812)) ([da8a98e](da8a98e)) * **acvm:** Separate ACVM optimizations and transformations ([#2979](#2979)) ([5865d1a](5865d1a)) * Add `FieldElement::from<usize>` implementation ([#3647](#3647)) ([8b7c5aa](8b7c5aa)) * Add ACIR serializer C++ codegen ([#2961](#2961)) ([7556982](7556982)) * Add conditional compilation of methods based on the underlying field being used ([#3045](#3045)) ([2e008e2](2e008e2)) * Add debugger commands to introspect (and modify) the current state ([#3391](#3391)) ([9e1ad85](9e1ad85)) * Aztec-packages ([#3599](#3599)) ([2cd6dc3](2cd6dc3)) * Expose pedersen hash in acir and bb solver ([#3269](#3269)) ([0108b6c](0108b6c)) * Extract Brillig VM to allow step debugging ([#3259](#3259)) ([f6431f9](f6431f9)) * Implement euclidean division and signed division in terms of `AcirVar`s ([#3230](#3230)) ([b8b7782](b8b7782)) * Maintain shape of foreign call arguments ([#2935](#2935)) ([f7869e6](f7869e6)) * Pass ACIR to ACVM by reference rather than passing ownership ([#2872](#2872)) ([b3a9c34](b3a9c34)) * Pass brillig bytecode to VM by reference ([#3030](#3030)) ([4ee290b](4ee290b)) * Refactor debugger and separate core from UI ([#3308](#3308)) ([8466810](8466810)) * Replace boolean range constraints with arithmetic opcodes ([#3234](#3234)) ([949222c](949222c)) * Save Brillig execution state in ACVM ([#3026](#3026)) ([88682da](88682da)) * Solve `fixed_base_scalar_mul` black box functions in rust ([#3153](#3153)) ([1c1afbc](1c1afbc)) * Switch to new pedersen implementation ([#3151](#3151)) ([35fb3f7](35fb3f7)) * **wasm:** Improve and simplify wasm compiler interface ([#2976](#2976)) ([1b5124b](1b5124b)) ### Bug Fixes * ACIR optimizer should update assertion messages ([#3010](#3010)) ([758b6b6](758b6b6)) * **acvm:** Return false rather than panicking on invalid ECDSA signatures ([#2783](#2783)) ([155abc0](155abc0)) * Determinism of fallback transformer ([#3100](#3100)) ([12daad1](12daad1)) * Fix method `program_counter`, change method signature ([#3012](#3012)) ([5ea522b](5ea522b)) * Minor problems with `aztec` publishing ([#3095](#3095)) ([0fc8f20](0fc8f20)) * Prevent duplicated assert message transformation ([#3038](#3038)) ([082a6d0](082a6d0)) * Return error rather than panicking on unreadable circuits ([#3179](#3179)) ([d4f61d3](d4f61d3)) ### Miscellaneous Chores * Move circuit serialization circuit into acir ([#3345](#3345)) ([122119b](122119b)) </details> --- This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).
Description
Add impl Trait as function return type #2397
Problem*
We want to be able to do something like:
PR Checklist*
cargo fmt
on default settings.