Re: [heycam/webidl] Refactor integer conversion in ES bindings. (#235)

tobie commented on this pull request.



> +    1.  If |bitLength| is 64, then:
+        1.  Let |upperBound| be 2<sup>53</sup> − 1.
+        1.  If |signedness| is "unsigned", then let |lowerBound| be 0.
+        1.  Otherwise let |lowerBound| be −2<sup>53</sup> + 1.
+
+            Note: in ECMAScript, all numbers including integers are represented as
+            double-precision 64 bit IEEE 754 floating point numbers.
+
+            Issue: Complete this explanation once I understand why we're only concerned
+            about this when clamping and not for all values.
+
+    1.  Otherwise, if |signedness| is "unsigned", then:
+        1.  Let |lowerBound| be 0.
+        1.  Let |upperBound| be 2<sup>|bitLength|</sup> − 1.
+    1.  Otherwise:
+        1.  Let |lowerBound| be -2<sup>|bitLength − 1|</sup>.

Boy, has this PR been sloppy. Apologies.

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