On 26 April 2011 15:11, Malcolm Tredinnick <[email protected]>wrote:
> Hi Alex, > > A couple of possible typographical oversights that I don't think I've seen > go past yet: > > (1) letrec* is not mentioned in the expression keyword production on page > 49. > > (2) Pages 6 and 49 both say that the vertical bar is reserved for future > language extensions, but it's already being used (in comments and as an > identifier delimiter). Am I misunderstanding the context in which it's > reserved, or is that a remnant from older reports? > > (3) Page 6 refers to the <interlexeme space> rule (when talking about #;). > That is the R6RS term for what is <intertoken space> in this draft. > > (4) The grammar in 7.1.1 allows || as an <identifier>. However, page 5 > suggests the "|...|" form is only for convenience (e.g. |foo bar| is > equivalent to foo\x20bar). There's no way to normalise || to anything > without the vertical bars that's a valid identifier. Was that intentional, > or should the rule be > > <vertical bar> <symbol element>+ <vertical bar> > ? > I forgot a couple (messy scratch notes on my end): (5) The <datum> production in 7.1.2 (page 50) has a clause that is <label> <datum>. Shouldn't that be <label> = <datum> to provide the #0=... portion of reader labelling? (6) At the end of 7.1.2, there's a missing line break before the <label> production. It's ended up on the same line as the <vector> production, making it difficult to spot. Malcolm
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