lint.sh

   1 #!/bin/bash
   2 #
   3 # Usage:
   4 #   ./lint.sh [file.js]
   5 #
   6 # The zero-argument form lints everything.
   7
   8 # See jshint/build/jshint-rhino.js for documentation on these parameters.
   9 # devel   defines logging globals (i.e. "console.log")
  10 # browser defines standard web browser globals (i.e. "document")
  11 # shadow  disables warnings on multiple var definitions in one scope (i.e. two
  12 #         loops with "var i")
  13 jsc_opts='maxerr:10000,devel:true,browser:true,shadow:true'
  14 rhino_opts='maxerr=10000,devel=true,browser=true,shadow=true'
  15
  16 if [ $# -gt 1 ]; then
  17   echo "Usage: $0 [file.js]"
  18   exit 1
  19 fi
  20
  21 RETURN_VALUE=0
  22
  23 if [ $# -eq 0 ]; then
  24   files=$(ls dygraph*.js plugins/*.js datahandler/*.js | grep -v combined | grep -v dev.js| grep -v externs)
  25 else
  26   files=$1
  27 fi
  28
  29 if [ -e /System/Library/Frameworks/JavaScriptCore.framework/Versions/A/Resources/jsc ]; then
  30   # use JSC (Safari/JavaScriptCore) to run JSHint -- much faster than Rhino.
  31   echo 'Running JSHint w/ JavaScriptCore (jsc)...'
  32   for file in $files; do
  33     ./jshint/env/jsc.sh $file $jsc_opts || RETURN_VALUE=1
  34   done
  35 else
  36   # fall back to Rhino.
  37   echo 'Running JSHint w/ Rhino...'
  38
  39   for FILE in $files; do
  40     LINT_RESULT=$(java -jar ./jsdoc-toolkit/java/classes/js.jar ./jshint/build/jshint-rhino.js $rhino_opts $FILE)
  41     ERRORS=$(echo ${LINT_RESULT} | egrep [^\s] -c)
  42     if [[ ${ERRORS} -ne 0 ]]; then
  43       echo "[jshint] Error(s) in ${FILE}:"
  44       printf "%s\n" "${LINT_RESULT}"
  45       RETURN_VALUE=1
  46     else
  47       echo "[jshint] ${FILE} passed!"
  48     fi
  49   done
  50 fi
  51
  52 exit $RETURN_VALUE