[beast: 25/47] EBEAST: make sure all vc/bundle.js references are valid

[Tim Janik <timj src gnome org>]

commit 770a384f79a0c684061998a5fc8302c3bc8ac04a
Author: Tim Janik <timj gnu org>
Date:   Fri May 19 23:03:24 2017 +0200

    EBEAST: make sure all vc/bundle.js references are valid
    
    Signed-off-by: Tim Janik <timj gnu org>

 ebeast/Makefile.am |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/ebeast/Makefile.am b/ebeast/Makefile.am
index f544812..2bbad9b 100644
--- a/ebeast/Makefile.am
+++ b/ebeast/Makefile.am
@@ -47,6 +47,13 @@ clean-ebeast-bundle:
 # == bundle.js ==
 objects/vc-bundle.js: vc/bundle.js vc/*.vue
        $(AM_V_GEN)
+       @: # check all require('...') file references
+       $(Q) cd $(<D) && \
+       for f in $$(grep -o 'require *([^)]\+)' $(<F) | \
+                   sed "s/require *( *['\"]//g ; s/['\"])//g") ; do \
+         test -r $$f || { echo $$(pwd -P)/: $$f: 'read error'; exit 1 ; } ; \
+       done
+       @: # all files present, generate bundle
        $(Q) node_modules/.bin/browserify --ignore-missing --no-builtins --no-commondir \
          --insert-global-vars="global" --no-browser-field -d \
          -t vueify -e $< -o $@