Try all options when opening files (#150)

1 files changed, 9 insertions, 0 deletions

diff --git a/src/config/mimetype/entry.rs b/src/config/mimetype/entry.rs
index 6a85b0e..bf65e59 100644
--- a/src/config/mimetype/entry.rs
+++ b/src/config/mimetype/entry.rs
@@ -1,4 +1,5 @@
 use serde_derive::Deserialize;
+use std::env;
 use std::fmt;
 use std::io::Read;
 use std::process;
@@ -106,6 +107,14 @@ impl AppMimetypeEntry {
         self._confirm_exit
     }
 
+    // TODO: Windows support
+    pub fn program_exists(&self) -> bool {
+        let program = self.get_command();
+        env::var_os("PATH")
+            .map(|path| env::split_paths(&path).any(|dir| dir.join(program).is_file()))
+            .unwrap_or(false)
+    }
+
     pub fn execute_with<I, S>(&self, paths: I) -> std::io::Result<()>
     where
         I: IntoIterator<Item = S>,