0.12.2

• Deprecated try/catch statement

Compiler/Type System:

• Fixed uninitialised variables not being propagated as nil

Runtime:

• Fixed further instances of dumpvar and exportvar's quoted strings not escaping invalid UTF-8
• Fixed io library functions throwing a C++ exception when provided with invalid UTF-8
• Fixed bigint.gcd infinitely looping or crashing with some inputs
• Fixed cat.encode asserting or crashing when provided with non-table value

For Integrators:

• PLUTO_NO_FILESYSTEM now also disables $include
• Fixed noexcept being present in lua.h

0.12.1

Compiler:

• Fixed pipe operator method call when used on result of call
• Fixed function type hint parameter list erroring at the 4th type
• Fixed function type hint parameter list not allowing trailing commas

Runtime:

• Fixed sometimes not erroring on missing arguments to bigint functions
• Fixed bigint comparisons for all-negative operands and between positive zero and negative zero
• Fixed bigint.gcd for zero and negative operands
• Fixed json.encode rarely misidentifying array-ish tables as object-ish
• Fixed stack corruption when 'in' expression has to run Lua for comparisons

0.12.0

• Added postfix ++ operator
• Added ** as an integer exponentiation operator (this previously was a deprecated alias for ^)
• Added protected class fields
• Added $object syntax for table creation
• Added $include
• Added $haltcompiler
• Trailing commas are now allowed for arguments, parameters, and destructuring
• String interpolation now implicitly calls tostring on each interpolation value
• Deprecated the optional 'global' keyword
• Deprecated reassignment of for loop control variables in preparation for Lua 5.5
• Removed the deprecated <constexpr> attribute

Type System:

• Added any and nil type hints
• Added type hinting for multiple return values
• Added complex type hinting for tables to specify fields
• Type hints for function type can now also specify the parameters and returns
• Added $type syntax for named types (this replaces the constexpr call $type(x))
• Added $declare to set the type of a global
• Added $getproptype to query the parser's idea of a variable's type

Standard Library:

• Global & Base
  • dumpvar's output now includes metatable __name where applicable
• Bigint
  • Added bigint.abs, bigint.gcd, bigint.isprobableprime, bigint.export, bigint.import
  • Added __unm metamethod to bigints
  • Bigint operations now accept plain Lua ints as operands
• Crypto
  • Added curve25519 to crypto.generatekeypair
  • Added crypto.hmac, crypto.fnv1a32, crypto.x25519, crypto.derive
  • Added RSA OAEP modes to crypto.encrypt & crypto.decrypt (rsa-sha1, rsa-sha256, rsa-sha384, rsa-sha512)
  • Added optional offset parameter to crypto.decompress
  • Removed previously-deprecated crypto.hexstream
• FFI
  • Added ffi.callback
• IO
  • Added io.unique, io.symlink
  • Removed previously-deprecated io.copyto
• JSON
  • Added MessagePack support to json.encode and json.decode
• Math
  • Added math.trunc, math.cbrt, math.hypot
  • Added math.inf as an alias for math.huge
• OS
  • Added os.dnsresolve
• Socket
  • Added alpn option to socket.starttls
  • Added early_data option to client-side socket.starttls
• String
  • Added string.span
  • Removed previously-deprecated string.find_first_of, string.find_first_not_of, string.find_last_of, string.find_last_not_of, string.lfind
• Table
  • Added table.create
  • Added table.clone
• UTF8
  • utf8.offset now also returns the final position of the codepoint

For Integrators:

• Pulled luaL_openselectedlibs from Lua 5.5 so you can now define which Lua and Pluto libraries to load globally + preloaded via bitflags. luaL_openlibs is now a macro using this function to the same effect as before.

0.11.3

Fixed some regressions from 0.11.2:

• io.isfile and io.isdir erroring on non-existent paths
• io.copy erroring when the destination doesn't exist

0.11.2

Compiler:

• Fixed extends not inheriting __index, __mindex, __newindex
• Fixed lexer looping infinitely on a self-referencing alias

Runtime:

• Fixed in for substring checking not being binary safe
• Fixed table.slice crashing when producing a big slice
• Fixed exportvar's handling of non-finite numbers
• Fixed bigint addition when operands are a mix of positive and negative
• Fixed memory leaks under some rare conditions

You can view the full commit log here.

0.11.1

• Improved implicit-global coverage for multiple assignments within the same statement
• Fixed preprocessor aliases not taking multi-token arguments (e.g. function calls)
• Fixed compile-time concatenation shadowing optional parentheses
• Fixed extends not inheriting __pairs

Standard Library:

• socket.bind now returns the created coroutine and errors are raised to the caller instead of the scheduler
• Fixed socket.listen/socket.bind not failing for bound TCP ports on Windows
• Fixed os.sleep(1) taking considerably longer than 1ms on Windows
• Fixed scheduler:run yielding after the final tick
• Fixed dumpvar and exportvar's quoted strings not escaping bytes that would make it invalid UTF-8
• Fixed filesystem errors on Windows not being UTF-8 encoded when the user has a non-English locale

You can view the full commit log here.

0.11.0

• Added preprocessor aliases ($alias)
• Added compile-time evaluated statement $assert
• Added warning for unused local variables
• Added octal numerals
• Added __mindex metamethod
  • This is now used by default table metatable, elimiting the compatibility concerns it previously had.
• Export is no longer deprecated but now implies constness
• Walrus operator can now initialize multiple variables
• Compile-time conditionals can now be equality checks
• Table freezing is now an optional feature, enabled via PLUTO_ENABLE_TABLE_FREEZING
• Fixed implicit conversion of booleans to strings outside of concats
• Removed table length cache
• Removed let & const

Standard library:

• Added buffer library
• Added table.invert, table.dedup/deduplicate, table.deduped/deduplicated, table.values
• Added crypto.crc32c
• crypto.random now treats 1-2 arguments like math.random
• Added optional 'binary' parameter to crypto.md5
• Added ffi.alloc, ffi.write, & ffi.read
• Added UDP support to socket.connect
• Added socket.isudp, socket.udpserver
• Added io.chmod
• Added os.arch constant
• Added callonce function
• Added sdiv, udiv, smod, & umod functions
• string.split's needle parameter is now required (previously defaulted to ",")
• socket.listen & socket.bind can now be bound to a specific IP address
• io.part now returns 'parent, name' if part argument is omitted
• Optimized json.encode & json.decode
• Removed _PSOUP constant

0.10.5

• Improved error message when new is provided with a nil value
• Fixed ternary expression sometimes picking a bad register
• Fixed possible buffer overflow when processing comments

Standard Library:

• json.encode now errors when provided with a non-finite number such as NaN or infinity
• Fixed a rare crash with json.encode

0.10.4

• Compile-Time Evaluation: Fixed $elseif not working
• Fixed derived classes having their __index overwritten

Standard Library:

• Improved scheduler's handling of errorfunc so debug.traceback is more useful
• Optimized base64 decode operations
• FFI: Fixed unloading library if it's out of scope but its functions are not
• FFI: Fixed incorrectly writing f32 & f64 values for struct members
• Fixed various issues with big inputs on dumpvar, exportvar, json.encode, json.decode, xml.encode, & xml.decode

0.10.3

• Compile-Time Evaluation: io.contents and type are now also available
• Compile-Time Evaluation: Table return type is now supported (for functions like url.parse)
• Improved handling when a C++ exception is thrown during ffi.call
• Fixed not inferring that a keyword should be disabled when used as a global variable
  • For Integrators: Added PLUTO_PARANOID_KEYWORD_DETECTION to make this more aggressive
• Fixed infinite loop when switch control value contains or or and
• Fixed base32.decode not working correctly on some ARM systems