Take filename and pattern from command line and output matching events.

Extremely primitive command line handling for now. Pass first arg as
filename, second as pattern. Both must be present. Pass "*" as pattern
to match all events in the input file.

1 files changed, 5 insertions, 2 deletions

diff --git a/src/main.rs b/src/main.rs
index f6aec5c..d3b8872 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -104,11 +104,14 @@ fn match_events_by_summary() {
 }
 
 fn main() {
-    let calendars = read_icalendar_from_file("test.ics").unwrap();
+    let mut args = std::env::args().skip(1);
+    let filename = args.next().unwrap();
+    let pattern = args.next().unwrap();
+    let calendars = read_icalendar_from_file(&filename).unwrap();
     println!("Found {} calendard in file...", calendars.len());
 
     for c in calendars {
-        for e in c.events {
+        for e in c.events.iter().filter(|e| match_event(&e, &pattern)) {
             print_event(&e);
         }
     }