Make function get mime-type using #existdb mime-types file

styles.mk

# makes a shell call to node and uses cheerio to extract mimetype from
# passed in file name 
# depends on cheerio node_module in reachable node path
getMimeType = $(shell node -pe "\
 fs = require('fs');\
 re = /$1/;\
 n = require('cheerio').load(fs.readFileSync('$(EXIST_HOME)/mime-types.xml'),\
 { normalizeWhitespace: true, xmlMode: true});\
 n('extensions').filter(function(i, el){\
 return re.test(n(this).text());\
 }).parent().attr('name');\
")
# Used in make target like below
# @echo $(call getMimeType,$(suffix $(notdir $<)))