Use constructor name to determine if a function is a generator function

[jnicklas]

If we are using a polyfill runtime for generators, the constructors might not be identical. Using the name is a bit hacky, but it's the best we got.

[frontsidejack]

A preview package of this pull request has been released to NPM with the tag generator-function-by-constructor-name.
You can try it out by running the following command:

$ npm install effection@generator-function-by-constructor-name

or by updating your package.json to:

{
  "effection": "generator-function-by-constructor-name"
}

Once the branch associated with this tag is deleted (usually once the PR is merged or closed), it will no longer be available. However, it currently references effection@0.5.0-cc3e841 which will be available to install forever.

Generated by 🚫 dangerJS against ee4b07d

[frontsidejack]

A preview package of this pull request has been released to NPM with the tag generator-function-by-constructor-name.
You can try it out by running the following command:

$ npm install effection@generator-function-by-constructor-name

or by updating your package.json to:

{
  "effection": "generator-function-by-constructor-name"
}

Once the branch associated with this tag is deleted (usually once the PR is merged or closed), it will no longer be available. However, it currently references effection@0.5.0-1851748 which will be available to install forever.

Generated by 🚫 dangerJS against 5683f69

[frontsidejack]

A preview package of this pull request has been released to NPM with the tag generator-function-by-constructor-name.
You can try it out by running the following command:

$ npm install effection@generator-function-by-constructor-name

or by updating your package.json to:

{
  "effection": "generator-function-by-constructor-name"
}

Once the branch associated with this tag is deleted (usually once the PR is merged or closed), it will no longer be available. However, it currently references effection@0.5.0-3e483c1 which will be available to install forever.

Generated by 🚫 dangerJS against 131b1c8