gulp-path-length/index.js

A Gulp plugin for enforcing a character limit on file paths

var PluginError, gutil, pluginName, rewritePath, through;

through = require('through2');

gutil = require('gulp-util');

PluginError = gutil.PluginError;

pluginName = 'gulp-path-length';

rewritePath = require('./rewrite');

module.exports = function(options) {
  var doRewrite, maxLength, _ref;
  if (options == null) {
    options = {};
  }
  maxLength = (_ref = options.maxLength) != null ? _ref : 256;
  doRewrite = (options.rewrite != null) && (options.rewrite.replacement != null) && (options.rewrite.match != null);
  return through.obj(function(file, enc, cb) {
    var filePath;
    if (options.rewrite != null) {
      if ((options.rewrite.replacement != null) && (options.rewrite.match == null)) {
        return cb(new PluginError(pluginName, 'Required option not set: "rewrite.match"'));
      }
      if ((options.rewrite.match != null) && (options.rewrite.replacement == null)) {
        return cb(new PluginError(pluginName, 'Required option not set: "rewrite.replacement"'));
      }
    }
    if (file.isStream()) {
      returncb(new PluginError(pluginName, 'Streaming not supported'));
    }
    filePath = file.path;
    if (doRewrite) {
      filePath = rewritePath(filePath, options.rewrite.match, options.rewrite.replacement);
    }
    if (filePath.length > maxLength) {
      return cb(new PluginError(pluginName, "File '" + filePath + "' path length greater than " + maxLength));
    }
    return cb(null, file);
  });
};