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author | Andy Wingo <wingo@pobox.com> | 2010-08-12 13:04:08 +0200 |
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committer | Andy Wingo <wingo@pobox.com> | 2010-08-16 21:36:14 -0700 |
commit | 7545ddd42a065da0d50b2d84e7889aeb5d71326b (patch) | |
tree | 61a0709f1389e41cce765f5f1ca9634ac9180cea /doc/ref/api-macros.texi | |
parent | 46088b26299cf427cd887c6289ea564ec33ecffb (diff) | |
download | guile-7545ddd42a065da0d50b2d84e7889aeb5d71326b.tar.gz |
a number of doc fixes
* doc/ref/api-control.texi (Handling Errors): Update docs for
display-error.
* libguile/backtrace.h (scm_i_display_error): Change prototype to
s/stack/frame/.
* libguile/throw.c (handler_message): Change invocation of
scm_i_display_error to pass a frame.
* doc/ref/api-deprecated.texi (Deprecation): Update wording.
* doc/ref/api-evaluation.texi (Local Evaluation): Remove section on
local-eval.
* doc/ref/api-macros.texi: Fix a couple typos.
* doc/ref/api-memory.texi (Objects): Remove terrible section.
* doc/ref/api-procedures.texi (Procedure Properties): Remove docs for
closure?.
(Compiled Procedures): Update wording.
* doc/ref/guile.texi (API Reference): Remove reference to "Objects".
Diffstat (limited to 'doc/ref/api-macros.texi')
-rw-r--r-- | doc/ref/api-macros.texi | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/doc/ref/api-macros.texi b/doc/ref/api-macros.texi index fba14f3c8..325d0b28a 100644 --- a/doc/ref/api-macros.texi +++ b/doc/ref/api-macros.texi @@ -447,12 +447,12 @@ output from a @code{syntax-case} expression. It is not strictly necessary for a @code{syntax-case} expression to return a syntax object, because @code{syntax-case} expressions can be used in helper functions, or otherwise used outside of syntax expansion itself. However a -syntax transformer procedure must return a syntax object, so most uses of +syntax transformer procedure must return a syntax object, so most uses of @code{syntax-case} do end up returning syntax objects. Here in this case, the form that built the return value was @code{(syntax (+ exp 1))}. The interesting thing about this is that within a @code{syntax} -expression, any appearance of a pattern variable is substitued into the +expression, any appearance of a pattern variable is substituted into the resulting syntax object, carrying with it all relevant metadata from the source expression, such as lexical identity and source location. @@ -498,6 +498,7 @@ Returns @code{#t} iff @var{syntax-object} is an identifier. @end deffn @example +;; relying on previous add1 definition (define-syntax add1! (lambda (x) (syntax-case x () @@ -785,7 +786,7 @@ left-hand side of a @code{set!} expression, as in the following: As the example notes, the transformer procedure must be explicitly marked as being a ``variable transformer'', as most macros aren't -written to discriminate on the form in the operand position. +written to discriminate on the form in the operator position. @deffn {Scheme Procedure} make-variable-transformer transformer Mark the @var{transformer} procedure as being a ``variable |