grunt-template-concat.coffee

path = require 'path'

grunt.registerMultiTask 'template_concat', ->
  indent = (text, indentStr, width)->
    lines = text.split "\n"
    t = ''
    for i in [0...width]
      t += indentStr
    lines.forEach (line, index)->
      lines[index] = t + line
    lines.join "\n"

  compile_template = (filepath)->
    if !grunt.file.exists filepath
      grunt.util.error 'File not found: ' + filepath
    code = grunt.file.read filepath
    matches = code.match /(\n?[\s\t]*)<%=\s*.+\s*%>/g
    base_dir = path.dirname(filepath)
    if matches
      matches.forEach (value, index, arr)->
        m = value.match(/(\n*)([\s\t]*)(<%=\s*(.+)\s*%>)/)
        n = m[4].replace /\s+$/, ''
        p = base_dir + '/' + n
        compile_template.compiled[p] = compile_template.compiled[p] || compile_template(p)
        code = code.replace(m[2] + m[3], indent(compile_template.compiled[p], m[2], 1))
    code
  compile_template.compiled = {}
  compiled_code = compile_template this.data
  grunt.file.write this.target, compiled_code
  grunt.log.oklns 'succeed: ' + this.target

・色々とおかしかった部分を修正
・インデントを良い感じにしてくれるようにした