doc: compat annotations, news and manual updates

for #29790, #30496 and #30915.

NEWS.md

@@ -7,6 +7,7 @@ New language features
 * The `extrema` function now accepts a function argument in the same manner as `minimum` and
   `maximum` ([#30323]).
 * `hasmethod` can now check for matching keyword argument names ([#30712]).
+* `startswith` and `endswith` now accept a `Regex` for the second argument ([#29790]).
 
 Multi-threading changes
 -----------------------
@@ -27,12 +28,13 @@ New library functions
 ---------------------
 
 * `getipaddrs()` function returns all the IP addresses of the local machine ([#30349])
+* Added `Base.hasproperty` and `Base.hasfield` ([#28850]).
+* One argument `!=(x)`, `>(x)`, `>=(x)`, `<(x)`, `<=(x)` has been added for currying,
+  similar to the existing `==(x)` and `isequal(x)` methods ([#30915]).
 
 Standard library changes
 ------------------------
 
-* Added `Base.hasproperty` and `Base.hasfield` ([#28850]).
-
 #### LinearAlgebra
 
 * Added keyword arguments `rtol`, `atol` to `pinv` and `nullspace` ([#29998]).
@@ -68,8 +70,22 @@ Deprecated or removed
 
 
 <!--- generated by NEWS-update.jl: -->
+[#21598]: https://github.com/JuliaLang/julia/issues/21598
+[#24980]: https://github.com/JuliaLang/julia/issues/24980
+[#28850]: https://github.com/JuliaLang/julia/issues/28850
+[#29790]: https://github.com/JuliaLang/julia/issues/29790
 [#29998]: https://github.com/JuliaLang/julia/issues/29998
 [#30061]: https://github.com/JuliaLang/julia/issues/30061
 [#30200]: https://github.com/JuliaLang/julia/issues/30200
+[#30298]: https://github.com/JuliaLang/julia/issues/30298
 [#30323]: https://github.com/JuliaLang/julia/issues/30323
 [#30349]: https://github.com/JuliaLang/julia/issues/30349
+[#30372]: https://github.com/JuliaLang/julia/issues/30372
+[#30583]: https://github.com/JuliaLang/julia/issues/30583
+[#30584]: https://github.com/JuliaLang/julia/issues/30584
+[#30593]: https://github.com/JuliaLang/julia/issues/30593
+[#30618]: https://github.com/JuliaLang/julia/issues/30618
+[#30670]: https://github.com/JuliaLang/julia/issues/30670
+[#30712]: https://github.com/JuliaLang/julia/issues/30712
+[#30724]: https://github.com/JuliaLang/julia/issues/30724
+[#30915]: https://github.com/JuliaLang/julia/issues/30915

base/operators.jl

@@ -948,6 +948,9 @@ Create a function that compares its argument to `x` using [`!=`](@ref), i.e.
 a function equivalent to `y -> y != x`.
 The returned function is of type `Base.Fix2{typeof(!=)}`, which can be
 used to implement specialized methods.
+
+!!! compat "Julia 1.2"
+    This functionality requires at least Julia 1.2.
 """
 !=(x) = Fix2(!=, x)
 
@@ -958,6 +961,9 @@ Create a function that compares its argument to `x` using [`>=`](@ref), i.e.
 a function equivalent to `y -> y >= x`.
 The returned function is of type `Base.Fix2{typeof(>=)}`, which can be
 used to implement specialized methods.
+
+!!! compat "Julia 1.2"
+    This functionality requires at least Julia 1.2.
 """
 >=(x) = Fix2(>=, x)
 
@@ -968,6 +974,9 @@ Create a function that compares its argument to `x` using [`<=`](@ref), i.e.
 a function equivalent to `y -> y <= x`.
 The returned function is of type `Base.Fix2{typeof(<=)}`, which can be
 used to implement specialized methods.
+
+!!! compat "Julia 1.2"
+    This functionality requires at least Julia 1.2.
 """
 <=(x) = Fix2(<=, x)
 
@@ -978,6 +987,9 @@ Create a function that compares its argument to `x` using [`>`](@ref), i.e.
 a function equivalent to `y -> y > x`.
 The returned function is of type `Base.Fix2{typeof(>)}`, which can be
 used to implement specialized methods.
+
+!!! compat "Julia 1.2"
+    This functionality requires at least Julia 1.2.
 """
 >(x) = Fix2(>, x)
 
@@ -988,6 +1000,9 @@ Create a function that compares its argument to `x` using [`<`](@ref), i.e.
 a function equivalent to `y -> y < x`.
 The returned function is of type `Base.Fix2{typeof(<)}`, which can be
 used to implement specialized methods.
+
+!!! compat "Julia 1.2"
+    This functionality requires at least Julia 1.2.
 """
 <(x) = Fix2(<, x)
 

base/reflection.jl

@@ -179,8 +179,10 @@ fieldnames(t::Type{<:Tuple}) = ntuple(identity, fieldcount(t))
 """
     hasfield(T::Type, name::Symbol)
 
-Returns a boolean indicating whether DataType has the specified field as one of
-its own fields.
+Return a boolean indicating whether `T` has `name` as one of its own fields.
+
+!!! compat "Julia 1.2"
+     This function requires at least Julia 1.2.
 """
 function hasfield(::Type{T}, name::Symbol) where T
     @_pure_meta
@@ -1258,7 +1260,9 @@ propertynames(x, private) = propertynames(x) # ignore private flag by default
 """
     hasproperty(x, s::Symbol)
 
-Returns a boolean indicating whether the object `x` has the specified property as one of
-its own properties.
+Return a boolean indicating whether the object `x` has `s` as one of its own properties.
+
+!!! compat "Julia 1.2"
+     This function requires at least Julia 1.2.
 """
 hasproperty(x, s::Symbol) = s in propertynames(x)

base/regex.jl

@@ -187,6 +187,9 @@ Return `true` if `s` starts with the regex pattern, `prefix`.
 
 See also [`occursin`](@ref) and [`endswith`](@ref).
 
+!!! compat "Julia 1.2"
+     This method requires at least Julia 1.2.
+
 # Examples
 ```jldoctest
 julia> startswith("JuliaLang", r"Julia|Romeo")
@@ -218,6 +221,9 @@ Return `true` if `s` ends with the regex pattern, `suffix`.
 
 See also [`occursin`](@ref) and [`startswith`](@ref).
 
+!!! compat "Julia 1.2"
+     This method requires at least Julia 1.2.
+
 # Examples
 ```jldoctest
 julia> endswith("JuliaLang", r"Lang|Roberts")

doc/src/base/base.md

@@ -122,6 +122,7 @@ Base.deepcopy
 Base.getproperty
 Base.setproperty!
 Base.propertynames
+Base.hasproperty
 Core.getfield
 Core.setfield!
 Core.isdefined
@@ -158,6 +159,7 @@ Base.isstructtype
 Base.nameof(::DataType)
 Base.fieldnames
 Base.fieldname
+Base.hasfield
 ```
 
 ### Memory layout