echo '{"source": "./src", "destination": "./esdoc"}' > esdoc.json
mkdir src
echo 'export default class A { * [Symbol.iterator]() { } }' > src/index.js
esdoc -c esdoc.json

/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/out/src/Publisher/Builder/DocResolver.js:121
          if (autoPrivate && this.name.charAt(0) === '_') {
                                      ^
TypeError: Cannot read property 'charAt' of undefined
    at Object.<anonymous> (/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/out/src/Publisher/Builder/DocResolver.js:121:39)
    at /home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/node_modules/taffydb/taffy.js:743:17
    at each (/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/node_modules/taffydb/taffy.js:126:17)
    at Object.<anonymous> (/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/node_modules/taffydb/taffy.js:740:7)
    at Object.API.(anonymous function) [as update] (/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/node_modules/taffydb/taffy.js:166:18)
    at DocResolver._resolveAccess (/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/out/src/Publisher/Builder/DocResolver.js:119:20)
    at DocResolver.resolve (/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/out/src/Publisher/Builder/DocResolver.js:51:12)
    at CoverageBuilder.DocBuilder (/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/out/src/Publisher/Builder/DocBuilder.js:57:42)
    at new CoverageBuilder (/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/out/src/Publisher/Builder/CoverageBuilder.js:33:81)
    at publish (/home/andy/.nvm/versions/node/v4.1.2/lib/node_modules/esdoc/out/src/Publisher/publish.js:164:5)