Remove odoc_html_support_files.ml (#1044)

Removes the need to promote odoc_html_support_files.ml from the source tree.
ocaml-crunch is now a build-dependency.

Author: EmileTrotignon

odoc-bench.opam

@@ -43,4 +43,5 @@ depends: [
   "mdx" {>= "2.3.0"}
   "core" {= "v0.16.2"}
   "core_kernel" {= "v0.16.0"}
+  "crunch"
 ]

odoc.opam

@@ -57,7 +57,7 @@ depends: [
 
   "ppx_expect" {with-test}
   "bos" {with-test}
-  "crunch" {with-test}
+  "crunch"
 
   ("ocaml" {< "4.07.0" & with-test} | "bisect_ppx" {with-test & > "2.5.0"})
 ]

src/html_support_files/dune

@@ -5,34 +5,32 @@
  (aliases runtest support-files)
  (enabled_if
   (> %{ocaml_version} 4.08))
+ (target odoc_html_support_files.ml)
  (deps
-  (:x odoc_html_support_files.ml)
   (glob_files *.js)
   (glob_files *.css)
   (glob_files_rec *.ttf)
   (glob_files_rec *.woff2))
  (action
-  (progn
-   (setenv
-    SOURCE_DATE_EPOCH
-    0
-    (run
-     ocaml-crunch
-     .
-     -e
-     js
-     -e
-     css
-     -e
-     ttf
-     -e
-     woff2
-     -o
-     %{x}.corrected
-     -m
-     plain
-     -s))
-   (diff? %{x} %{x}.corrected))))
+  (setenv
+   SOURCE_DATE_EPOCH
+   0
+   (run
+    ocaml-crunch
+    .
+    -e
+    js
+    -e
+    css
+    -e
+    ttf
+    -e
+    woff2
+    -o
+    odoc_html_support_files.ml
+    -m
+    plain
+    -s))))
 
 (library
  (name odoc_html_support_files)