Top solidity issues

Deprecate the var keyword

breaking change good first issue help wanted

Allow comments to ignore compiler warnings.

feature

warn about usage of `this` in constructor

enhancement

Allow to initialize constants in constructor

feature language design

cryptic type error for multiple return values

Move away from INVALID and use custom error types instead.

feature language design

Allow multi-variable declaration for tuple assignment to use explicit types.

annoys users feature

Require "storage" keyword for local variables.

breaking change

Provide access to source code of internal routines to debuggers

Cannot install older versions of the solidity compiler on the mac -- Workaround provided

documentation