Vendor dependencies for 0.3.0 release

vendor/gilrs/src/utils.rs

@@ -0,0 +1,49 @@
+// Copyright 2016-2018 Mateusz Sieczko and other GilRs Developers
+//
+// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
+// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
+// http://opensource.org/licenses/MIT>, at your option. This file may not be
+// copied, modified, or distributed except according to those terms.
+
+pub use gilrs_core::utils::*;
+
+/// Like `(a: f32 / b).ceil()` but for integers.
+pub fn ceil_div(a: u32, b: u32) -> u32 {
+    if a == 0 {
+        0
+    } else {
+        1 + ((a - 1) / b)
+    }
+}
+
+pub fn clamp(x: f32, min: f32, max: f32) -> f32 {
+    x.clamp(min, max)
+}
+
+#[cfg(path_separator = "backslash")]
+macro_rules! PATH_SEPARATOR {
+    () => {
+        r"\"
+    };
+}
+
+#[cfg(path_separator = "slash")]
+macro_rules! PATH_SEPARATOR {
+    () => {
+        r"/"
+    };
+}
+
+pub(crate) use PATH_SEPARATOR;
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn t_clamp() {
+        assert_eq!(clamp(-1.0, 0.0, 1.0), 0.0);
+        assert_eq!(clamp(0.5, 0.0, 1.0), 0.5);
+        assert_eq!(clamp(2.0, 0.0, 1.0), 1.0);
+    }
+}