Re: [w3c/FileAPI] Add simpler reading methods to Blob interface. (#117)

annevk commented on this pull request.



> +    1. If a [=file read error=] occured while reading |bytes|, [$ReadableStream/error$]
+       |stream| with a [=failure reason=] and abort these steps.
+    1. [=ReadableStream/Enqueue=] |bytes| into |stream|.
+
+    Issue: We need to specify more concretely what reading from a Blob actually does, and what
+    possible errors can happen.
+
+<h4 id="text-method-algo">
+The text method</h4>
+
+The <dfn method for=Blob>text()</dfn> method returns the contents
+of the blob as a {{USVString}}.
+
+It must act as follows:
+
+1. Let |stream| be the the result of [=getting a stream for a Blob=] for the [=context object=].

I'd prefer that, as it's the right way to approach these kind of problems. Ensure the new primitive can be used to implement all the things, then expose fancy new APIs.

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