Add documentation coverage test, remove undocumented exports

.gitignore

@@ -4,3 +4,5 @@
 **/*.css
 **/*.js
 *~
+**.rktd
+**.sxref

info.rkt

@@ -8,14 +8,15 @@
     "rackunit-lib"
     "fancy-app"
     "alexis-util"
-    "scribble-lib"
-    ))
+    "scribble-lib"))
 
 
 (define build-deps
   '("cover"
     "rackunit-lib"
-    "racket-doc"))
+    "racket-doc"
+    "doc-coverage"))
+
 
 (define test-omit-paths
   '("info.rkt"

lenses/main.rkt

@@ -1,13 +1,25 @@
 #lang racket
 
-(require "core/main.rkt"
-         "list/main.rkt"
-         "syntax.rkt"
-         "syntax-keyword.rkt")
-
-(provide
- (all-from-out
+(require
   "core/main.rkt"
   "list/main.rkt"
   "syntax.rkt"
-  "syntax-keyword.rkt"))
+  "syntax-keyword.rkt")
+
+(provide
+ (except-out
+  (all-from-out
+   "core/main.rkt"
+   "list/main.rkt"
+   "syntax.rkt"
+   "syntax-keyword.rkt")
+  apply-lens
+  drop-lens
+  lens-set*
+  lens-thrush
+  lens-transform*
+  lens-view*
+  list-ref-lens
+  list-ref-nested-lens
+  take-lens
+  use-applicable-lenses!))

lenses/tests/doc-coverage.rkt

@@ -0,0 +1,7 @@
+#lang racket
+
+(require doc-coverage
+         lenses)
+
+
+(check-all-documented 'lenses)