From b94272563e98ca268bcee800533ce851cce9c604 Mon Sep 17 00:00:00 2001
From: Daniel <kingdread@gmx.de>
Date: Fri, 7 Sep 2018 00:07:16 +0200
Subject: move output formatting to submodule

---
 src/main.rs   | 37 ++++++-------------------------------
 src/output.rs | 30 ++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+), 31 deletions(-)
 create mode 100644 src/output.rs

diff --git a/src/main.rs b/src/main.rs
index 502d98e..c776336 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -7,9 +7,8 @@ extern crate evtclib;
 extern crate regex;
 extern crate walkdir;
 
-use std::fmt;
 use std::fs::File;
-use std::io::BufReader;
+use std::io::{self, BufReader};
 use std::path::PathBuf;
 use std::str::FromStr;
 
@@ -23,6 +22,8 @@ use evtclib::{AgentKind, AgentName, EventKind, Log};
 mod errors;
 use errors::RuntimeError;
 
+mod output;
+
 #[derive(StructOpt, Debug)]
 #[structopt(name = "raidgrep")]
 struct Opt {
@@ -66,7 +67,7 @@ impl FromStr for SearchField {
 }
 
 #[derive(Debug, Clone)]
-struct LogResult {
+pub struct LogResult {
     log_file: PathBuf,
     time: NaiveDateTime,
     boss_name: String,
@@ -74,39 +75,13 @@ struct LogResult {
 }
 
 #[derive(Debug, Clone)]
-struct Player {
+pub struct Player {
     account_name: String,
     character_name: String,
     profession: String,
     subgroup: u8,
 }
 
-impl fmt::Display for LogResult {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        use colored::Colorize;
-        writeln!(f, "{}: {:?}", "File".green(), self.log_file)?;
-        writeln!(
-            f,
-            "{}: {} - {}: {}",
-            "Date".green(),
-            self.time,
-            "Boss".green(),
-            self.boss_name
-        )?;
-        for player in &self.players {
-            writeln!(
-                f,
-                "  {:2} {:20} {:19} {}",
-                player.subgroup,
-                player.account_name.yellow(),
-                player.character_name.cyan(),
-                player.profession
-            )?;
-        }
-        Ok(())
-    }
-}
-
 fn main() {
     let opt = Opt::from_args();
     let result = grep(&opt);
@@ -132,7 +107,7 @@ fn grep(opt: &Opt) -> Result<(), RuntimeError> {
         let entry = entry?;
         if is_log_file(&entry) {
             if let Some(result) = search_log(&entry, opt)? {
-                println!("{}", result);
+                output::colored(io::stdout(), &result)?;
             }
         }
     }
diff --git a/src/output.rs b/src/output.rs
new file mode 100644
index 0000000..848eab5
--- /dev/null
+++ b/src/output.rs
@@ -0,0 +1,30 @@
+use super::LogResult;
+use super::errors::RuntimeError;
+
+use std::io::Write;
+
+/// Write the given log result to the given stream, using ANSI colors.
+pub fn colored<W: Write>(mut f: W, item: &LogResult) -> Result<(), RuntimeError> {
+    use colored::Colorize;
+    writeln!(f, "{}: {:?}", "File".green(), item.log_file)?;
+    writeln!(
+        f,
+        "{}: {} - {}: {}",
+        "Date".green(),
+        item.time,
+        "Boss".green(),
+        item.boss_name
+    )?;
+    for player in &item.players {
+        writeln!(
+            f,
+            "  {:2} {:20} {:19} {}",
+            player.subgroup,
+            player.account_name.yellow(),
+            player.character_name.cyan(),
+            player.profession
+        )?;
+    }
+    writeln!(f)?;
+    Ok(())
+}
-- 
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