Let projects specify a default mask file for themselves (#45)

Signed-off-by: Juan Cruz Viotti <jv@jviotti.com>

Author: jviotti

README.markdown

@@ -124,6 +124,10 @@ contains an 8.1M `docs` directory. We can ignore this directory by creating a
 docs
 ```
 
+If you do not provide a `.mask` file on the project consuming the dependency,
+vendorpull will look for a *default* mask file called `vendorpull.mask` at the
+top level of the project you are vendoring.
+
 Patches
 -------
 

pull

@@ -58,6 +58,14 @@ vendor() {
       log "Masking $1: $path"
       rm -rf "$4/$1/${path:?}"
     done < "$VENDOR/$1.mask"
+  elif [ -f "$4/$1/vendorpull.mask" ]
+  then
+    while read -r path
+    do
+      log "Masking $1: $path"
+      rm -rf "$4/$1/${path:?}"
+    done < "$4/$1/vendorpull.mask"
+    rm -f "$4/$1/vendorpull.mask"
   fi
 
   # Swap

vendorpull.mask

@@ -0,0 +1,3 @@
+bootstrap
+.editorconfig
+README.markdown