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typos, mostly redundant "then"s

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svn: r15143
This commit is contained in:
Eli Barzilay 2009-06-11 08:12:18 +00:00
parent eab36be9c5
commit 3910aeca50
1 changed files with 8 additions and 8 deletions
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16
collects/scribblings/reference/reader.scrbl
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@ -478,8 +478,8 @@ encountered before a terminating line, the @exnraise[exn:fail:read].
@section[#:tag "parse-quote"]{Reading Quotes} @section[#:tag "parse-quote"]{Reading Quotes}
When the reader enounters @as-index{@litchar{'}}, then it recursively When the reader enounters @as-index{@litchar{'}}, it recursively
reads one datum, and it forms a new list containing the symbol reads one datum, and forms a new list containing the symbol
@scheme['quote] and the following datum. This convention is mainly @scheme['quote] and the following datum. This convention is mainly
useful for reading Scheme code, where @scheme['s] can be used as a useful for reading Scheme code, where @scheme['s] can be used as a
shorthand for @scheme[(code:quote s)]. shorthand for @scheme[(code:quote s)].
@ -508,19 +508,19 @@ the @scheme[read-accept-quasiquote] @tech{parameter} is set to
@section[#:tag "parse-comment"]{Reading Comments} @section[#:tag "parse-comment"]{Reading Comments}
A @as-index{@litchar{;}} starts a line comment. When the reader A @as-index{@litchar{;}} starts a line comment. When the reader
encounters @litchar{;}, then it skips past all characters until the encounters @litchar{;}, it skips past all characters until the
next linefeed (ASCII 10), carriage return (ASCII 13), next-line next linefeed (ASCII 10), carriage return (ASCII 13), next-line
(Unicode @scheme[#x0085]), line-separator (Unicode @scheme[#x2028]), (Unicode @scheme[#x0085]), line-separator (Unicode @scheme[#x2028]),
or line-separator (Uunicode @scheme[#x2028]) character. or line-separator (Unicode @scheme[#x2028]) character.
A @as-index{@litchar{#|}} starts a nestable block comment. When the A @as-index{@litchar{#|}} starts a nestable block comment. When the
reader encounters @litchar{#|}, then it skips past all characters reader encounters @litchar{#|}, it skips past all characters
until a closing @litchar{|#}. Pairs of matching @litchar{#|} and until a closing @litchar{|#}. Pairs of matching @litchar{#|} and
@litchar{|#} can be nested. @litchar{|#} can be nested.
A @as-index{@litchar{#;}} starts an S-expression comment. Then the A @as-index{@litchar{#;}} starts an S-expression comment. When the
reader encounters @litchar{#;}, it recursively reads one datum, and reader encounters @litchar{#;}, it recursively reads one datum, and
then discards the datum (continuing on to the next datum for the read then discards it (continuing on to the next datum for the read
result). result).
A @as-index{@litchar{#! }} (which is @litchar{#!} followed by a space) A @as-index{@litchar{#! }} (which is @litchar{#!} followed by a space)
@ -764,7 +764,7 @@ neither defines nor uses graph tags for other top-level forms.
@section[#:tag "parse-reader"]{Reading via an Extension} @section[#:tag "parse-reader"]{Reading via an Extension}
When the reader encounters @as-index{@litchar{#reader}}, then it loads When the reader encounters @as-index{@litchar{#reader}}, it loads
an external reader procedure and applies it to the current input an external reader procedure and applies it to the current input
stream. stream.