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DBus iterator conversion to/from D types

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This commit is contained in:
Tristan Hume 2015-04-27 17:38:01 -04:00
parent fd19791f8d
commit 0e0e8971b4
3 changed files with 152 additions and 3 deletions
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19
source/ddbus/util.d
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@ -12,12 +12,19 @@ template allCanDBus(TS...) {
}
}
template canDBus(T) {
template basicDBus(T) {
static if(is(T == byte) || is(T == short) || is (T == ushort) || is (T == int)
|| is (T == uint) || is (T == long) || is (T == ulong)
|| is (T == double) || is (T == string) || is(T == bool)) {
enum basicDBus = true;
} else {
enum basicDBus = false;
}
}
template canDBus(T) {
static if(basicDBus!T) {
enum canDBus = true;
} else static if(isTuple!T) {
enum canDBus = allCanDBus!(T.Types);
} else static if(isInputRange!T) {
@ -77,6 +84,11 @@ string typeSigAll(TS...)() if(allCanDBus!TS) {
return sig;
}
int typeCode(T)() if(canDBus!T) {
string sig = typeSig!T();
return sig[0];
}
unittest {
import dunit.toolkit;
// basics
@ -91,6 +103,9 @@ unittest {
typeSig!(Tuple!(byte)[][]).assertEqual("aa(y)");
// multiple arguments
typeSigAll!(int,bool).assertEqual("ib");
// type codes
typeCode!int().assertEqual(cast(int)('i'));
typeCode!bool().assertEqual(cast(int)('b'));
// ctfe-capable
static string sig = typeSig!ulong();
sig.assertEqual("t");