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Macros_Test_2.scala:2: error: macro implementation has incompatible shape:
required: (c: scala.reflect.macros.blackbox.Context): c.Expr[Any]
or : (c: scala.reflect.macros.blackbox.Context): c.Tree
found : (c: scala.reflect.macros.blackbox.Context): Int
type mismatch for return type: Int does not conform to c.Expr[Any]
def foo1 = macro Impls.foo1
^
Macros_Test_2.scala:3: error: macro implementation has incompatible shape:
required: (c: scala.reflect.macros.blackbox.Context): c.Expr[Any]
or : (c: scala.reflect.macros.blackbox.Context): c.Tree
found : (c: scala.reflect.macros.blackbox.Context): reflect.runtime.universe.Literal
type mismatch for return type: reflect.runtime.universe.Literal does not conform to c.Expr[Any]
def foo2 = macro Impls.foo2
^
Macros_Test_2.scala:6: error: macro defs must have explicitly specified return types
def foo5 = macro Impls.foo5
^
Macros_Test_2.scala:7: warning: macro defs must have explicitly specified return types (inference of Int from macro impl's c.Expr[Int] is deprecated and is going to stop working in 2.12)
def foo6 = macro Impls.foo6
^
Macros_Test_2.scala:14: error: exception during macro expansion:
java.lang.NullPointerException
at Impls$.foo3(Impls_1.scala:7)
foo3
^
Macros_Test_2.scala:15: error: macro implementation is missing
foo4
^
Macros_Test_2.scala:17: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
foo6
^
two warnings found
5 errors found
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