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

diff --git a/Documentation/gitattributes.txt b/Documentation/gitattributes.txt
index e387cc6dda128542d819b661ca92f2ae3316ce58..2796dfc83bb15174c2657f90ded09b6d6af80e41 100644 (file)
--- a/Documentation/gitattributes.txt
+++ b/Documentation/gitattributes.txt
@@ -833,6 +833,8 @@ patterns are available:
 
 - `ruby` suitable for source code in the Ruby language.
 
+- `rust` suitable for source code in the Rust language.
+
 - `tex` suitable for source code for LaTeX documents.
 
 

diff --git a/t/t4018-diff-funcname.sh b/t/t4018-diff-funcname.sh
index 22f9f88f0afc54f1dfeebbea623a4c41fde709f6..9261d6d3a0000e9891e1af58265349522ca40b84 100755 (executable)
--- a/t/t4018-diff-funcname.sh
+++ b/t/t4018-diff-funcname.sh
@@ -43,6 +43,7 @@ diffpatterns="
        php
        python
        ruby
+       rust
        tex
        custom1
        custom2

diff --git a/t/t4018/rust-fn b/t/t4018/rust-fn
new file mode 100644 (file)
index 0000000..cbe0215
--- /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 (file)
index 0000000..09df3cd
--- /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 (file)
index 0000000..76aff1c
--- /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 (file)
index 0000000..ea397f0
--- /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);
+}

diff --git a/userdiff.c b/userdiff.c
index 04270fb4d7e598522cc2ebfc898d537496f44939..e74a6d402255b0eaf1022863ba30305930d29b6f 100644 (file)
--- a/userdiff.c
+++ b/userdiff.c
@@ -135,6 +135,12 @@ PATTERNS("ruby", "^[ \t]*((class|module|def)[ \t].*)$",
         "(@|@@|\\$)?[a-zA-Z_][a-zA-Z0-9_]*"
         "|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+|\\?(\\\\C-)?(\\\\M-)?."
         "|//=?|[-+*/<>%&^|=!]=|<<=?|>>=?|===|\\.{1,3}|::|[!=]~"),
+PATTERNS("rust",
+        "^[\t ]*((pub(\\([^\\)]+\\))?[\t ]+)?((async|const|unsafe|extern([\t ]+\"[^\"]+\"))[\t ]+)?(struct|enum|union|mod|trait|fn|impl)[< \t]+[^;]*)$",
+        /* -- */
+        "[a-zA-Z_][a-zA-Z0-9_]*"
+        "|[0-9][0-9_a-fA-Fiosuxz]*(\\.([0-9]*[eE][+-]?)?[0-9_fF]*)?"
+        "|[-+*\\/<>%&^|=!:]=|<<=?|>>=?|&&|\\|\\||->|=>|\\.{2}=|\\.{3}|::"),
 PATTERNS("bibtex", "(@[a-zA-Z]{1,}[ \t]*\\{{0,1}[ \t]*[^ \t\"@',\\#}{~%]*).*$",
         "[={}\"]|[^={}\" \t]+"),
 PATTERNS("tex", "^(\\\\((sub)*section|chapter|part)\\*{0,1}\\{.*)$",