Check following example: require "socket" struct Test getter host : String? getter port : Int32? def initialize(@host, @port) end end test = Test.new("127.0.0.1", 3005) TCPServer.new(test.host.not_nil!, test.port) # Following code works # TCPServer.new(test.host.not_nil!, test.port.not…

So we have the def types String, Int32 Int32, _ And the argument types are String, Int32?. The options for changing the types to match are: change #1 from String to Int32 change #2 from Int32? to Int32 Both can be valid suggestions and they involve the same amount of changes. I think the s…

Misleading error message when type is not match

Help & Support

zw963 November 5, 2022, 6:06pm 5

@asterite Misleading error message when type is not match · Issue #12720 · crystal-lang/crystal · GitHub

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Misleading error message when type is not match

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