update config parsing for accounts and proxy

ocis-pkg/flags/overrides.go

@@ -0,0 +1,45 @@
+package flags
+
+// OverrideDefaultString checks whether the default value of v is the zero value, if so, ensure the flag has a correct
+// value by providing one. A value different than zero would mean that it was read from a config file either from an
+// extension or from a higher source (i.e: ocis command).
+func OverrideDefaultString(v, def string) string {
+	if v != "" {
+		return v
+	}
+
+	return def
+}
+
+// OverrideDefaultBool checks whether the default value of v is the zero value, if so, ensure the flag has a correct
+// value by providing one. A value different than zero would mean that it was read from a config file either from an
+// extension or from a higher source (i.e: ocis command).
+func OverrideDefaultBool(v, def bool) bool {
+	if v != false {
+		return v
+	}
+
+	return def
+}
+
+// OverrideDefaultInt checks whether the default value of v is the zero value, if so, ensure the flag has a correct
+// value by providing one. A value different than zero would mean that it was read from a config file either from an
+// extension or from a higher source (i.e: ocis command).
+func OverrideDefaultInt(v, def int) int {
+	if v != 0 {
+		return v
+	}
+
+	return def
+}
+
+// OverrideDefaultInt64 checks whether the default value of v is the zero value, if so, ensure the flag has a correct
+// value by providing one. A value different than zero would mean that it was read from a config file either from an
+// extension or from a higher source (i.e: ocis command).
+func OverrideDefaultInt64(v, def int64) int64 {
+	if v != 0 {
+		return v
+	}
+
+	return def
+}