From b2dcc233c002d82cd2746f6e26b630324d09c1e7 Mon Sep 17 00:00:00 2001
From: Wez Furlong <wez@wezfurlong.org>
Date: Sat, 24 Oct 2020 17:07:19 -0700
Subject: [PATCH] wezterm: improve error reporting in `imgcat`

This just includes the filename in the error message
if we're unable to read a file.
---
 wezterm/src/main.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/wezterm/src/main.rs b/wezterm/src/main.rs
index 329fa0a8e..957c63d8e 100644
--- a/wezterm/src/main.rs
+++ b/wezterm/src/main.rs
@@ -1,4 +1,4 @@
-use anyhow::anyhow;
+use anyhow::{anyhow, Context};
 use config::wezterm_version;
 use mux::activity::Activity;
 use mux::pane::PaneId;
@@ -136,7 +136,8 @@ impl ImgCatCommand {
     fn run(&self) -> anyhow::Result<()> {
         let mut data = Vec::new();
         if let Some(file_name) = self.file_name.as_ref() {
-            let mut f = std::fs::File::open(file_name)?;
+            let mut f = std::fs::File::open(file_name)
+                .with_context(|| anyhow!("reading image file: {:?}", file_name))?;
             f.read_to_end(&mut data)?;
         } else {
             let mut stdin = std::io::stdin();