ng-factory/lib/templates/docs/modules/ng-factory/services/indent.js

AngularJS industrialized development

'use strict';

angular.module('ngFactory')

  .value('indent', function(text, spaces) {

    if(!text) return text;
    var lines = text.split(/\r?\n/);
    var prefix = '      '.substr(0, spaces || 0);
    var i;

    // Remove any leading blank lines
    while(lines.length && lines[0].match(/^\s*$/)) lines.shift();
    // Remove any trailing blank lines
    while(lines.length && lines[lines.length - 1].match(/^\s*$/)) lines.pop();
    // Calculate proper indent
    var minIndent = 999;
    for(i = 0; i < lines.length; i++) {
      var line = lines[0];
      var indent = line.match(/^\s*/)[0];
      if(indent !== line && indent.length < minIndent) {
        minIndent = indent.length;
      }
    }

    for(i = 0; i < lines.length; i++) {
      lines[i] = prefix + lines[i].substring(minIndent).replace(/=""/g, '');
    }
    lines.push('');
    return lines.join('\n');

  });