Add tee utility

2019-03-27 11:14:08 +01:00 · 2019-03-27 11:14:08 +01:00 · 761eb0a5e6
commit 761eb0a5e6
parent 3866bec55e
3 changed files with 24 additions and 4 deletions
--- a/cat.nim
+++ b/cat.nim
@ -3,8 +3,13 @@ import common

 proc main(files:seq[string]) =
    for file in files:
-        var s = newFileStream(file, fmRead)
-        while not s.atEnd:
-            write(stdout, s.readChar)
+        if file == "-":
+            var line = ""
+            while stdin.readLine(line):
+                echo line
+        else:
+            var s = newFileStream(file, fmRead)
+            while not s.atEnd:
+                write(stdout, s.readChar)

 dispatch(main, version=("version", nimbaseVersion))