odin-lang/Odin v0.7.0

Odin v0.7.0

on GitHub

New Features

• New importation system
  • import using import export
• Import collections
  • `import "core:fmt.odin"
  • import "shared:glfw.odin"
  • -collection=foo=path/to/foo
• Improved foreign system
  • foreign import
  • foreign blocks
  • foreign export blocks
  • foreign import "system:kernel32.lib"
• Global variable dependency initialization ordering
• Attribute system
  • @(link_name="gb_foo") foo :: proc() {};
  • @(link_prefix="gb_") foo :: proc() {};
  • Please see wiki for more
• Array Programming - arithmetic on fixed length arrays

a, b: [4]f32;
c := 2*(-a + b) / 3;
d := swizzle(c, 1, 0, 3, 2);

• uintptr
• Type aliases
  • My_Int :: #alias int;
• inline and no_inline prefix keywords for procedure literals
  • foo :: inline proc() {}
• Procedure calling convention syntax
  • proc "c" ()
  • proc "std" ()
  • proc "contextless" ()
• Default arguments allowed after a variadic parameter
  • print :: proc(args: ...any, loc := #caller_location) {}
• Polymorphic array lengths
  • proc(a: [$N]$T)

Syntax Changes

• switch replaces match
• context <- expr {} replaces push_context expr {}
• push_allocator has been removed in favour of general procedures to generate contexts
• -build-mode=dll replaces build-dll

Core library additions

• mem.ptr_to_bytes
• assert and panic use printf style parameters