Detect more uppercase literals for --smart-case.

This changes the uppercase literal detection for the "smart case"
functionality. In particular, a character class is considered to have an
uppercase literal if at least one of its ranges starts or stops with an
uppercase literal.

Fixes #229

1 files changed, 7 insertions, 0 deletions

diff --git a/tests/tests.rs b/tests/tests.rs
index 47169191..5c152b99 100644
--- a/tests/tests.rs
+++ b/tests/tests.rs
@@ -929,6 +929,13 @@ clean!(regression_228, "test", ".", |wd: WorkDir, mut cmd: Command| {
     wd.assert_err(&mut cmd);
 });
 
+// See: https://github.com/BurntSushi/ripgrep/issues/229
+clean!(regression_229, "[E]conomie", ".", |wd: WorkDir, mut cmd: Command| {
+    wd.create("foo", "economie");
+    cmd.arg("-S");
+    wd.assert_err(&mut cmd);
+});
+
 // See: https://github.com/BurntSushi/ripgrep/issues/7
 sherlock!(feature_7, "-fpat", "sherlock", |wd: WorkDir, mut cmd: Command| {
     wd.create("pat", "Sherlock\nHolmes");