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 if [ $# -eq 0 ]; then
  22   files=$(ls dygraph*.js plugins/*.js | grep -v combined | grep -v dev.js| grep -v externs)
  23 else
  24   files=$1
  25 fi
  26
  27 if [ -e /System/Library/Frameworks/JavaScriptCore.framework/Versions/A/Resources/jsc ]; then
  28   # use JSC (Safari/JavaScriptCore) to run JSHint -- much faster than Rhino.
  29   echo 'Running JSHint w/ JavaScriptCore (jsc)...'
  30   for file in $files; do
  31     ./jshint/env/jsc.sh $file $jsc_opts
  32   done
  33 else
  34   # fall back to Rhino.
  35   echo 'Running JSHint w/ Rhino...'
  36
  37   for FILE in $files; do
  38     LINT_RESULT=$(java -jar ./jsdoc-toolkit/java/classes/js.jar ./jshint/build/jshint-rhino.js $rhino_opts $FILE)
  39     ERRORS=$(echo ${LINT_RESULT} | egrep [^\s] -c)
  40     if [[ ${ERRORS} -ne 0 ]]; then
  41       echo "[jshint] Error(s) in ${FILE}:"
  42       printf "%s\n" "${LINT_RESULT}"
  43     else
  44       echo "[jshint] ${FILE} passed!"
  45     fi
  46   done
  47 fi