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-rw-r--r--src/command.rs3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/command.rs b/src/command.rs
index d80f1f2..f5a24c9 100644
--- a/src/command.rs
+++ b/src/command.rs
@@ -81,6 +81,9 @@ impl CommandBox {
81 } 81 }
82 82
83 pub fn hist_prev(&mut self) { 83 pub fn hist_prev(&mut self) {
84 if self.history.items.is_empty() {
85 return;
86 }
84 if let Some(idx) = self.hist_idx { 87 if let Some(idx) = self.hist_idx {
85 if !(idx + 1 >= self.history.items.len()) { 88 if !(idx + 1 >= self.history.items.len()) {
86 self.hist_idx = Some(idx + 1); 89 self.hist_idx = Some(idx + 1);