Merge branch 'ml/userdiff-rust'

The pattern "git diff/grep" use to extract funcname and words
boundary for Rust has been added.

* ml/userdiff-rust:
  userdiff: two simplifications of patterns for rust
  userdiff: add built-in pattern for rust

4 files changed, 20 insertions, 0 deletions

diff --git a/t/t4018/rust-fn b/t/t4018/rust-fn
new file mode 100644
index 0000000000..cbe02155f1
--- /dev/null
+++ b/t/t4018/rust-fn
@@ -0,0 +1,5 @@
+pub(self) fn RIGHT<T>(x: &[T]) where T: Debug {
+    let _ = x;
+    // a comment
+    let a = ChangeMe;
+}
diff --git a/t/t4018/rust-impl b/t/t4018/rust-impl
new file mode 100644
index 0000000000..09df3cd93b
--- /dev/null
+++ b/t/t4018/rust-impl
@@ -0,0 +1,5 @@
+impl<'a, T: AsRef<[u8]>>  std::RIGHT for Git<'a> {
+
+    pub fn ChangeMe(&self) -> () {
+    }
+}
diff --git a/t/t4018/rust-struct b/t/t4018/rust-struct
new file mode 100644
index 0000000000..76aff1c0d8
--- /dev/null
+++ b/t/t4018/rust-struct
@@ -0,0 +1,5 @@
+#[derive(Debug)]
+pub(super) struct RIGHT<'a> {
+    name: &'a str,
+    age: ChangeMe,
+}
diff --git a/t/t4018/rust-trait b/t/t4018/rust-trait
new file mode 100644
index 0000000000..ea397f09ed
--- /dev/null
+++ b/t/t4018/rust-trait
@@ -0,0 +1,5 @@
+unsafe trait RIGHT<T> {
+    fn len(&self) -> u32;
+    fn ChangeMe(&self, n: u32) -> T;
+    fn iter<F>(&self, f: F) where F: Fn(T);
+}