Add hasmethod and objectid (#486)

README.md

@@ -332,6 +332,10 @@ Currently, the `@compat` macro supports the following syntaxes:
 
 * `nb_available` is now `bytesavailable` ([#25634]).
 
+* `method_exists` is now `hasmethod` ([#25615]).
+
+* `object_id` is now `objectid` ([#25615]).
+
 ## New macros
 
 * `@__DIR__` has been added ([#18380])
@@ -519,6 +523,7 @@ includes this fix. Find the minimum version from there.
 [#25544]: https://github.com/JuliaLang/julia/issues/25544
 [#25545]: https://github.com/JuliaLang/julia/issues/25545
 [#25571]: https://github.com/JuliaLang/julia/issues/25571
+[#25615]: https://github.com/JuliaLang/julia/issues/25615
 [#25616]: https://github.com/JuliaLang/julia/issues/25616
 [#25622]: https://github.com/JuliaLang/julia/issues/25622
 [#25628]: https://github.com/JuliaLang/julia/issues/25628

src/Compat.jl

@@ -1518,6 +1518,16 @@ end
     export printstyled
 end
 
+# 0.7.0-DEV.3455
+@static if !isdefined(Base, :hasmethod)
+    const hasmethod = method_exists
+    export hasmethod
+end
+@static if !isdefined(Base, :objectid)
+    const objectid = object_id
+    export objectid
+end
+
 include("deprecated.jl")
 
 end # module Compat

test/runtests.jl

@@ -1318,4 +1318,10 @@ let buf = IOBuffer()
     @test startswith(String(take!(buf)), Base.text_colors[:red])
 end
 
+# 0.7.0-DEV.3455
+@test hasmethod(sin, Tuple{Float64})
+let x = y = 1
+    @test objectid(x) == objectid(y)
+end
+
 nothing