Merge pull request #2398 from TurkeyMan/move_emplace

Move `emplace` to druntime for symmetry with `destroy`.
merged-on-behalf-of: unknown

Author: dlang-bot

changelog/emplace.dd

@@ -0,0 +1,3 @@
+Moved `std.conv.emplace` to core/lifetime.d
+
+`emplace` is the counterpart to `destroy`, so it has been moved to also live in druntime (core/lifetime.d) where it is accessible by projects that use a shallow runtime library stack.

mak/COPY

@@ -8,6 +8,7 @@ COPY=\
 	$(IMPDIR)\core\cpuid.d \
 	$(IMPDIR)\core\demangle.d \
 	$(IMPDIR)\core\exception.d \
+	$(IMPDIR)\core\lifetime.d \
 	$(IMPDIR)\core\math.d \
 	$(IMPDIR)\core\memory.d \
 	$(IMPDIR)\core\runtime.d \

mak/DOCS

@@ -7,6 +7,7 @@ DOCS=\
 	$(DOCDIR)\core_cpuid.html \
 	$(DOCDIR)\core_demangle.html \
 	$(DOCDIR)\core_exception.html \
+	$(DOCDIR)\core_lifetime.html \
 	$(DOCDIR)\core_math.html \
 	$(DOCDIR)\core_memory.html \
 	$(DOCDIR)\core_runtime.html \

mak/SRCS

@@ -8,6 +8,7 @@ SRCS=\
 	src\core\cpuid.d \
 	src\core\demangle.d \
 	src\core\exception.d \
+	src\core\lifetime.d \
 	src\core\math.d \
 	src\core\memory.d \
 	src\core\runtime.d \

mak/WINDOWS

@@ -72,6 +72,9 @@ $(IMPDIR)\core\demangle.d : src\core\demangle.d
 $(IMPDIR)\core\exception.d : src\core\exception.d
 	copy $** $@
 
+$(IMPDIR)\core\lifetime.d : src\core\lifetime.d
+	copy $** $@
+
 $(IMPDIR)\core\math.d : src\core\math.d
 	copy $** $@
 

src/core/internal/traits.d

@@ -17,9 +17,9 @@ template TypeTuple(TList...)
 template FieldTypeTuple(T)
 {
     static if (is(T == struct) || is(T == union))
-    alias FieldTypeTuple = typeof(T.tupleof[0 .. $ - __traits(isNested, T)]);
+        alias FieldTypeTuple = typeof(T.tupleof[0 .. $ - __traits(isNested, T)]);
     else static if (is(T == class))
-    alias FieldTypeTuple = typeof(T.tupleof);
+        alias FieldTypeTuple = typeof(T.tupleof);
     else
     {
         alias FieldTypeTuple = TypeTuple!T;
@@ -153,14 +153,14 @@ template isInnerClass(T) if (is(T == class))
         template hasOuterMember(T...)
         {
             static if (T.length == 0)
-            enum hasOuterMember = false;
+                enum hasOuterMember = false;
             else
-            enum hasOuterMember = T[0] == "outer" || hasOuterMember!(T[1 .. $]);
+                enum hasOuterMember = T[0] == "outer" || hasOuterMember!(T[1 .. $]);
         }
         enum isInnerClass = __traits(isSame, typeof(T.outer), __traits(parent, T)) && !hasOuterMember!(__traits(allMembers, T));
     }
     else
-    enum isInnerClass = false;
+        enum isInnerClass = false;
 }
 
 template dtorIsNothrow(T)
@@ -206,11 +206,11 @@ template anySatisfy(alias F, T...)
 private template maxAlignment(U...)
 {
     static if (U.length == 0)
-    static assert(0);
+        static assert(0);
     else static if (U.length == 1)
-    enum maxAlignment = U[0].alignof;
+        enum maxAlignment = U[0].alignof;
     else static if (U.length == 2)
-    enum maxAlignment = U[0].alignof > U[1].alignof ? U[0].alignof : U[1].alignof;
+        enum maxAlignment = U[0].alignof > U[1].alignof ? U[0].alignof : U[1].alignof;
     else
     {
         enum a = maxAlignment!(U[0 .. ($+1)/2]);
@@ -274,8 +274,8 @@ template hasElaborateAssign(S)
     else static if (is(S == struct))
     {
         enum hasElaborateAssign = is(typeof(S.init.opAssign(rvalueOf!S))) ||
-        is(typeof(S.init.opAssign(lvalueOf!S))) ||
-        anySatisfy!(.hasElaborateAssign, FieldTypeTuple!S);
+                                  is(typeof(S.init.opAssign(lvalueOf!S))) ||
+                                  anySatisfy!(.hasElaborateAssign, FieldTypeTuple!S);
     }
     else
     {