Merge pull request #1075 from flaviut/inlinedocs

Add some documentations and code examples in system

tests/misc/tvarious1.nim

@@ -0,0 +1,41 @@
+discard """
+  file: "tlenopenarray.nim"
+  output: '''1
+0
+Whopie
+12'''
+"""
+
+echo len([1_000_000]) #OUT 1
+
+type 
+  TArray = array[0..3, int]
+  TVector = distinct array[0..3, int]
+proc `[]`(v: TVector; idx: int): int = TArray(v)[idx]
+var v: TVector
+echo v[2]
+
+# bug #569
+
+import queues
+
+type
+  TWidget = object
+    names: TQueue[string]
+
+var w = TWidget(names: initQueue[string]())
+
+add(w.names, "Whopie")
+
+for n in w.names: echo(n)
+
+# bug #681
+
+type TSomeRange = object
+  hour: range[0..23]
+
+var value: string
+var val12 = TSomeRange(hour: 12)
+
+value = $(if val12.hour > 12: val12.hour - 12 else: val12.hour)
+echo value