Add more utilities + version output

add.nim

@@ -1,6 +1,7 @@
 import cligen, sequtils
+import common
 
 proc main(integers:seq[int]) =
     echo integers.foldl(a + b)
 
-dispatch(main)
+dispatch(main, version=("version", nimbaseVersion))

common.nim

@@ -0,0 +1,4 @@
+# Common constants
+
+const
+    nimbaseVersion* = "0.0.1"

echo.nim

@@ -1,8 +1,9 @@
 import cligen, sequtils
+import common
 
 proc main(strings:seq[string], newline=true) =
     if newline: writeLine(stdout, strings.foldl(a & b))
     else: write(stdout, strings.foldl(a & b))
     flushFile(stdout)
 
-dispatch(main)
+dispatch(main, version=("version", nimbaseVersion))

false.nim

@@ -1,6 +1,7 @@
 import cligen
+import common
 
 proc main() = 
     system.quit(1)
 
-dispatch(main)
+dispatch(main, version=("version", nimbaseVersion))

mul.nim

@@ -1,6 +1,7 @@
 import cligen, sequtils
+import common
 
 proc main(integers:seq[int]) =
     echo integers.foldl(a * b)
 
-dispatch(main)
+dispatch(main, version=("version", nimbaseVersion))

nimbase.nimble

@@ -6,4 +6,4 @@ license       = "Unlicense"
 
 requires      "nim >= 0.19.0"
 requires      "cligen >= 0.9.19"
-bin           = @["add", "echo", "false", "mul", "seq", "sleep", "true"]
+bin           = @["add", "echo", "false", "mul", "seq", "sleep", "sub", "true"]

seq.nim

@@ -1,4 +1,5 @@
 import cligen
+import common
 
 proc main(last:int, first=1, increment=1) =
     var i = first
@@ -6,4 +7,4 @@ proc main(last:int, first=1, increment=1) =
         echo(i)
         i = i + increment
 
-dispatch(main)
+dispatch(main, version=("version", nimbaseVersion))

sleep.nim

@@ -1,6 +1,7 @@
 import os, cligen, sequtils
+import common
 
 proc main(secs:seq[int]) =
     sleep(secs.foldl(a + b) * 1000)
 
-dispatch(main)
+dispatch(main, version=("version", nimbaseVersion))

sub.nim

@@ -0,0 +1,7 @@
+import cligen, sequtils
+import common
+
+proc main(integers:seq[int]) =
+    echo integers.foldl(a - b)
+
+dispatch(main, version=("version", nimbaseVersion))

true.nim

@@ -1,6 +1,7 @@
 import cligen
+import common
 
 proc main() = 
     system.quit(0)
 
-dispatch(main)
+dispatch(main, version=("version", nimbaseVersion))