dt-stream/lib/util.js

Δt stream adapter - async & dynamic templating engine

(function() {
  var attrStr, breakline, indent, prettify;

  indent = function(_arg) {
    var level, pretty;

    level = _arg.level, pretty = _arg.pretty;
    if (pretty === true) {
      pretty = "  ";
    }
    return new Array(level + 1).join(pretty);
  };

  breakline = function(_arg, data) {
    var level, pretty;

    level = _arg.level, pretty = _arg.pretty;
    if (!pretty) {
      return data;
    }
    if ((data != null ? data[(data != null ? data.length : void 0) - 1] : void 0) === "\n") {
      return data;
    } else {
      return "" + data + "\n";
    }
  };

  prettify = function(el, data) {
    if (!(el != null ? el.pretty : void 0)) {
      return data;
    } else {
      return "" + (indent(el)) + (breakline(el, data));
    }
  };

  attrStr = function(attrs) {
    var k, strattrs, v;

    if (attrs == null) {
      attrs = {};
    }
    strattrs = (function() {
      var _results;

      _results = [];
      for (k in attrs) {
        v = attrs[k];
        if (v != null) {
          if (!(typeof v === 'number' || typeof v === 'boolean')) {
            v = "\"" + v + "\"";
          }
          _results.push("" + k + "=" + v);
        } else {
          _results.push("" + k);
        }
      }
      return _results;
    })();
    if (strattrs.length) {
      strattrs.unshift('');
    }
    return strattrs.join(' ');
  };

  module.exports = {
    indent: indent,
    breakline: breakline,
    prettify: prettify,
    attrStr: attrStr
  };

}).call(this);