changelog: clean up

Author: medvednikov

CHANGELOG.md

@@ -8,7 +8,7 @@ You can read it here:
 ## V 0.3.5
 *29 June 2023*
 
-### Improvements in the language
+#### Improvements in the language
 - **Coroutines with a scheduler**. Only Linux/macOS for now, requires `-use-coroutines` and
   `coroutines.sleep()` instead of `time.sleep()`. They work with IO and net, but not with GC
   for now.
@@ -19,12 +19,11 @@ You can read it here:
 - Enum values now can have attributes.
 - Generic functions as function parameters are now supported: `fn f[T](x T, i int, f_ Fn[T]) T { `.
 - Anonymous structs can no longer have attributes.
-- Allow fixed array returns.
 
-### Breaking changes
+#### Breaking changes
 - `byte` deprecated in favor of `u8` (`byte` is automatically converted to `u8` by vfmt).
 
-### Checker improvements/fixes
+#### Checker improvements/fixes
 - Disallow `Result` type aliases (`type Foo = !Bar`) and `Result` in maps (`map[key]!Type`).
 - Add a missing check for taking address of literal value member.
 - Fixed map initialization for maps with option values.
@@ -53,7 +52,7 @@ You can read it here:
 - Fix contains() with array of interfaces.
 - Disallow mut for blank idents.
 
-### Standard library
+#### Standard library
 - json: Enum value string serialization supports `[json:'alias']` to change its string values.
 - Struct fields can now be skipped during JSON/ORM serialization via `[json:'-']` and `[sql:'-']`,
   in addition to `[skip]`. This allows having custom behavior for different serialization methods.
@@ -73,7 +72,7 @@ You can read it here:
 - rand: add missing rand.u16(), update doc comments, add test.
 - builtin: speed up string methods with vmemcpy instead of `for` loop for copying data.
 
-### Web
+#### Web
 - The builtin websocket library is now thread safe.
 - Enhanced builtin csrf protection in vweb.
 - vweb: ability to set and get values on vweb.Context.
@@ -88,37 +87,37 @@ You can read it here:
 - net.html: fix parsing of nested quoted strings in code tags.
 - picoev: FreeBSD support.
 
-### ORM
+#### ORM
 - Fixed a foreign key bug that could result in an extra insert.
 - Comptime bug with `[skip]` and `[sql:'-']` fixed.
 - Checker error for unsupported field types.
 - Allow structs without the id field, more flexible primary keys.
 - Improved docs and examples.
 - Uninitialized structs are no longer inserted into related tables.
 
-### Database drivers
+#### Database drivers
 - mysql: TIMESTAMP support.
 - mysql: allocate memory for each string and blob dynamically depending on its value length.
 - mysql: add the ability to commit transactions.
 
-### Native backend
+#### Native backend
 - Refactoring, splitting large files into multiple.
 
-### C backend
+#### C backend
 - Fix code generation for generic unions.
 - Fix `[N]chan` (fixed arrays of channels).
 - Fix nested fixed array instantiation.
 - Fix fixed array of map.
 - Fix stringification of usize struct fields (before, they were treated as 32 bit *signed* numbers).
 
-### Comptime
+#### Comptime
 - A new `$res` comptime function to get returned value in defer block (#18382).
 - Fix comptimeselector option propagation.
 - A mutability check for comptime assignments.
 - Fix comptime assigning to sumtype or indexexpr.
 - Make comptime calls work with or-block.
 
-### Tools
+#### Tools
 - A new VPM site: vpm.vlang.io. A better design, discoverability of packages, descriptions, most downloaded packages etc.
 - vpm: installation of mixed modules.
 - `v ls --install -p D:\path\vls.exe` to install a local vls executable.
@@ -132,7 +131,7 @@ You can read it here:
 
 *30 Apr 2023*
 
-### Breaking Changes
+#### Breaking Changes
 
 The following changes may break compilation of existing code or change behavior at runtime:
 
@@ -145,7 +144,7 @@ The following changes may break compilation of existing code or change behavior
 - Variable shadowing has been completely banned (previously variable names could conflict with
   module names).
 
-### Web
+#### Web
 
 - vweb now supports live page reloading.
   The web app is instantly updated in the browser (no need to refresh the page)
@@ -159,14 +158,14 @@ The following changes may break compilation of existing code or change behavior
 - vweb now uses database pool.
 - Fixed multipart form parsing in vweb.
 
-### Backends
+#### Backends
 
 - A new pure WASM backend, based on binaryen, a WASM `builtin` module, and a pure V WASM serialization library.
 - Lots of fixes and new features in the native backend, including making codegen logic platform independent.
 - Now code generated by the С backend, can be compiled by a C++20 compiler.
 - C backend does not generate unused interface functions now.
 
-### Compiler CLI
+#### Compiler CLI
 
 - `v share file.v` for sharing code via the playground.
 - `v up` speed up for when it hasn't been run for a long time (**vc/** bootstrapping has been
@@ -177,7 +176,7 @@ The following changes may break compilation of existing code or change behavior
   works just like in Perl).
 - A new `-ldflags` option, in addition to `-cflags`. Works just like LDFLAGS in C.
 
-### ORM
+#### ORM
 
 - All ORM queries now return `![]` (`Result` of an array).
   This allows handling/propagating DB errors and simplifies working with ORM (one way).
@@ -192,7 +191,7 @@ The following changes may break compilation of existing code or change behavior
 - A new `-d trace_orm` option to see all SQL queries generated and used by V ORM and
   `-d trace_pg_error` to trace PG errors.
 
-### Standard Library
+#### Standard Library
 
 - Added new `termios` module.
 - `net.ssl`: types using ssl contexts can now be converted to strings via `.str()`/printed
@@ -219,7 +218,7 @@ The following changes may break compilation of existing code or change behavior
 - `os.Process` now has a `set_work_folder()` method to set the initial working folder of the new
   child process.
 
-### Option as a first class type
+#### Option as a first class type
 
 Final steps in making the Option type a first class type:
 
@@ -232,7 +231,7 @@ Final steps in making the Option type a first class type:
 - Allow `foo := Foo{}`, when `Foo` has an Option field, that is a struct, that has a `[required]`
   tag on its fields.
 
-### Compile-time Reflection
+#### Compile-time Reflection
 
 - Compile-time interface fields evaluation.
 - Compile-time enum evaluation:
@@ -245,7 +244,7 @@ Final steps in making the Option type a first class type:
 - Added `$option` as a compile-time reflection type representing an any Option type.
 - All special compile-time reflection types are now lowercase (`$int`, `$enum`, `$option`, etc).
 
-### Checker Improvements/Fixes
+#### Checker Improvements/Fixes
 
 - Enums can no longer be initialized like structs.
 - Capture variables can no longer shadow anonymous function params.
@@ -275,11 +274,11 @@ Final steps in making the Option type a first class type:
   println(*a)
   ```
 
-### OSes
+#### OSes
 
 - Added basic QNX support.
 
-### Other changes
+#### Other changes
 
 - Lots of documentation/readme improvements.
 - Lots of playground improvements: [play.vlang.io](https://play.vlang.io), including a really cool
@@ -290,13 +289,13 @@ Final steps in making the Option type a first class type:
 - `it` has been renamed to `index` in array inits.
 - "Is V still fast?" web-page has been sped up by splitting the result table into multiple years.
 
-### Development
+#### Development
 
 - GitHub Copilot summaries in PRs.
 
 ## V 0.3.3
 *30 Jan 2023*
-### Improvements in the language
+#### Improvements in the language
 - String interpolation simplified to just '${name}', enforced by vfmt, and updated in the entire code base.
 - `go foo()` has been replaced with `spawn foo()` (launches an OS thread, `go` will be used for
   upcoming coroutines instead).
@@ -318,15 +317,15 @@ Final steps in making the Option type a first class type:
 - Optimized one byte `[]u8` arrays creation.
 - Recursive aliasing is no longer allowed (e.g. `type Alias = map[string]Alias`).
 
-### Breaking changes
+#### Breaking changes
 - `[]` is now used for generics instead of `<>`.
 - Accessing a pointer map value requires an `or {}` block outside `unsafe`.
 
-### Checker improvements/fixes
+#### Checker improvements/fixes
 - Lots of fixes in the type checker.
 - Int signedness mismatch is now checked: `cannot use literal signed integer as u8`.
 
-### Standard library
+#### Standard library
 - `math.vec` module for generic vector math including 2D, 3D, and 4D vector operations.
 - Builtin stb_image.h used by gg has been updated to the latest v2.28.
 - All of vlib has been updated to use separate Option/Result types.
@@ -346,32 +345,32 @@ Final steps in making the Option type a first class type:
 - New `crypto.pem` module.
 - New `map.reserve()` method.
 
-### Web
+#### Web
 - Improved vweb stability under load.
 
-### ORM
+#### ORM
 - Various ORM fixes and improvements, including string interpolation support, type checks, fn calls in `where`.
 
-### Database drivers
+#### Database drivers
 - VFS support in the builtin `sqlite` module; `sqlite.get_affected_rows_count()`.
 - Improved `pg` compatibility with older PostgreSQL versions before 2014.
 - `sqlite`, `pg`, `mysql` have been moved to `db.sqlite`, `db.pg`, `db.mysql`.
 
-### Native backend
+#### Native backend
 - Operator support for floats, multi return.
 
-### Comptime
+#### Comptime
 - Improved compile time checks, like `$if x is Type {`; `$if T in [$Array, $Struct, $Alias, $Function] {`.
 - `$for in` works with alias types.
 - New comptime features for fields: `field.is_<field>`, `field.is_alias`, `field.is_enum`.
 
-### OS support
+#### OS support
 - Installation instructions for using V on NixOS.
 - Better `make` support for OpenBSD.
 - Much improved experience for `v install pcre` on Windows (it now bundles its own .c files, so it compiles cleanly, even if the platform does not have another pcre package installed).
 - V can now be compiled with tcc on latest macOS and Apple Silicon.
 
-### Tools
+#### Tools
 - fast.vlang.io fixes & improvements, new server.
 - New official IntelliJ plugin: https://intellij-v.github.io.
 - Lots of new language documentation, a nicer table of contents.
@@ -387,7 +386,7 @@ Final steps in making the Option type a first class type:
 ## V 0.3.2
 *31 Oct 2022*
 
-### Improvements in the language
+#### Improvements in the language
 - New simplified string interpolation: `println("Hello, {name}!")`. It will be the only way, old syntax (`${name}` and `$name`)
   will be deprecated.
 - Easier custom error creation: `return MyCustomErr{}` instead of `return IError(MyCustomErr)`.
@@ -400,15 +399,15 @@ Final steps in making the Option type a first class type:
 - Parallel compilation now uses `sync.Pool`.
 - `-skip-unused` fixes, soon to be made the default.
 
-### Breaking changes
+#### Breaking changes
 *No breaking changes*
 
-### Checker improvements/fixes
+#### Checker improvements/fixes
 - Improved type checker: lots of new type checks and fixed checker bugs.
 - Unused last expression in `if` is now checked.
 - Anonymous structs visibility issues fixed.
 
-### Standard library
+#### Standard library
 - `net.ssl` has been migrated from a dynamically linked OpenSSL to a statically linked Mbed TLS. This means that V binaries will no
   longer have an OpenSSL dependency. OpenSSL can still be enabled via `-d use_openssl`.
 - msgpack module for decoding/encoding msgpack. (`v install msgpack`)
@@ -423,27 +422,27 @@ Final steps in making the Option type a first class type:
 - `gg.TouchPoint` to differentiate between different types of touch input.
 - `str.int()` conversion speedup (without -prod).
 
-### Web
+#### Web
 - `vweb.csrf` module.
 
-### ORM
+#### ORM
 - Support parenthesized expressions like `select from User where (name == 'Sam' && is_customer == true) || id == 1`.
 
-### Native backend
+#### Native backend
 - Lots of native backend improvements, including library calls, comptime conditionals, enums, method definitions/calls, structs.
 
-### V interpreter
+#### V interpreter
 - Some further interpreter work.
 
-### C backend
+#### C backend
 - cgen cleanups.
 
-### OS support
+#### OS support
 - Removed the need for the `[console]` attribute in Windows GUI apps.
 - More precise WINAPI declarations for easier integration on Windows.
 - More CI tests on FreeBSD.
 
-### Tools
+#### Tools
 - New stunning playground with an improved look and feel, a much better and more responsive editor,
   code sharing by link, more convenient keyboard control, reusability for potential embedding:
   https://play.vlang.io.
@@ -457,7 +456,7 @@ Final steps in making the Option type a first class type:
 ## V 0.3.1
 *31 Aug 2022*
 
-### Improvements in the language
+#### Improvements in the language
 - Anonymous structs.
 - Lots of bug fixes: 90% of all bugs ever submitted are closed.
 - New keyword/type: `nil`. Only to be used inside `unsafe`. Replaces `voidptr(0)`.
@@ -467,14 +466,14 @@ Final steps in making the Option type a first class type:
 - Scanner optimizations.
 - Using C's #define is no longer allowed in normal V code, only in `.c.v` files.
 
-### Breaking changes
+#### Breaking changes
 - Anonymous sumtypes have been removed (deprecated for now) due to complicating the language and the compiler too much.
 
-### Checker improvements/fixes
+#### Checker improvements/fixes
 - More type checks.
 - Lots of fixes in `shared` types.
 
-### Standard library
+#### Standard library
 - `os.mkdir()` now has an optional `mode` parameter.
 - `encoding.csv` is now generic, supports bools, accepts a custom delimiter, and is compatible with io.Reader/io.Writer.
 - `datatypes` module now uses operator overloading.
@@ -489,35 +488,35 @@ Final steps in making the Option type a first class type:
 - `string.replace_char()`, `math.round_sig()`.
 - Improved multiplication performance in `math.big`.
 
-### Web
+#### Web
 - `net.urllib` ipv6 support.
 - `net.Http.Response.text` renamed to `body`.
 - `net.websocket` timeout is now configurable.
 
-### ORM
+#### ORM
 - ORM functions now return `Result`, so the errors can be handled.
 
-### Database drivers
+#### Database drivers
 
-### Native backend
+#### Native backend
 - Major improvements to the fast native backend including linking support on Linux. The goal is to be able to self host V soon.
 
-### V interpreter
+#### V interpreter
 - V interpreter improvements.
 
-### C backend
+#### C backend
 - Parallelized cc step. Speeds up -prod and clang/gcc compilation by 300-500% (depending on
   the number of cores). Experimental and hidden behind a -parallel-cc flag, soon to be the default.
 - Intel C compiler support.
 - Go backend fixes.
 - `#preinclude` for low level C interop.
 
-### OS support
+#### OS support
 - Full termux support via `$if termux {`, more predictable logging on Android.
 - Older macOS support (<10.12).
 - Windows code has been removed from `v.c` distributed on non-Windows systems. (`v_windows.c` is used on Windows.)
 
-### Tools
+#### Tools
 - DOOM is now translated/compiled and launched on CI servers. A screenshot of the running game
   is made via `vgret` and is compared to the expected result.
 - VLS performance improvements, especially on Windows.