The names of abstract operations are not normally presented in italic font,
but these are:
CharacterRange: 15.10.2.{5-16}
IsWordChar 15.10.2.6
Canonicalize: 15.10.2.{8-9}
CharacterSetMatcher: 15.10.2.{8-9}
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15.10.2.6 / rule 4 / steps 3,4,5
3. Call IsWordChar(e) and let b be the Boolean result.
4. If a is true and b is false, return false.
5. If a is false and b is true, return false.
Italicize occurrences of "a" and "b".
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15.10.3.3 / Runtime Semantics: RegExpAlloc Abstract Operation / step 1
Assert: constructor is a constructable function
There's no definition for "constructable function".
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15.10.5.8 / step 9
If match is not null, then return true; else return false.
Put "null" in bold font.
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15.10.5.14 / step 15.d
15.10.5.14 / step 17.d.iii.2
15.10.5.14 / step 17.d.iii.8.b
15.10.5.14 / step 19
Let status be the result of [[DefineOwnProperty]] internal method of A ...
After "result of", insert "calling the".
fixed in rev17 editor's draft
fixed in rev17, August 23, 2013 draft