checking in some WIP

* added some netx funcs
* added netx/dnsx
* currently updating docs and adding *x funcs to sprigx

stringsx/funcs_test.go

@@ -37,6 +37,17 @@ type (
 	}
 )
 
+func TestFuncsAscii(t *testing.T) {
+
+	var err error
+	// var s string = "This is a §\nmulti-line\nstring 😀 with\nunicode text.\n"
+	var s string = "This is a §\nmulti-line\nstring with\nno unicode text.\n"
+
+	if _, err = IsAscii(s, false, true); err != nil {
+		t.Fatal(err)
+	}
+}
+
 func TestRedact(t *testing.T) {
 
 	var out string
@@ -171,6 +182,18 @@ func TestRedact(t *testing.T) {
 	}
 }
 
+func TestReverse(t *testing.T) {
+
+	var rev string
+	var s string = "012345679abcdef"
+
+	rev = Reverse(s)
+	if rev != "fedcba976543210" {
+		t.Errorf("reverse of s '%s'; expected 'fedcba976543210', got '%s'", s, rev)
+	}
+	t.Logf("s: %s\nReverse: %s", s, rev)
+}
+
 func TestTrimLines(t *testing.T) {
 
 	var out string