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d: create alias Position for YYPosition

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* data/skeletons/d.m4 (b4_public_types_declare): Here.
* data/skeletons/lalr1.d: Adjust.
* doc/bison.texi: Document it.
* examples/d/calc/calc.y: Use it.
* tests/calc.at: Test it.
This commit is contained in:
Adela Vais
2020-12-18 19:53:32 +02:00
committed by Akim Demaille
parent b00fa62e95
commit 20d657c1dd
5 changed files with 16 additions and 15 deletions
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16
doc/bison.texi
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@@ -13847,16 +13847,16 @@ When the directive @code{%locations} is used, the D parser supports
location tracking, see @ref{Tracking Locations}. The position and
the location structures are provided.
@deftypeivar {Location} {YYPosition} begin
@deftypeivarx {Location} {YYPosition} end
@deftypeivar {Location} {Position} begin
@deftypeivarx {Location} {Position} end
The first, inclusive, position of the range, and the first beyond.
@end deftypeivar
@deftypeop {Constructor} {Location} {} this(@code{YYPosition} @var{loc})
@deftypeop {Constructor} {Location} {} this(@code{Position} @var{loc})
Create a @code{Location} denoting an empty range located at a given point.
@end deftypeop
@deftypeop {Constructor} {Location} {} this(@code{YYPosition} @var{begin}, @code{YYPosition} @var{end})
@deftypeop {Constructor} {Location} {} this(@code{Position} @var{begin}, @code{Position} @var{end})
Create a @code{Location} from the endpoints of the range.
@end deftypeop
@@ -13918,7 +13918,7 @@ which also turns on verbose error messages.
@deftypemethod {YYParser} {void} yyerror(@code{string} @var{msg})
@deftypemethodx {YYParser} {void} yyerror(@code{Location} @var{loc}, @code{string} @var{msg})
Print an error message using the @code{yyerror} method of the scanner
instance in use. The @code{Location} and @code{YYPosition} parameters are
instance in use. The @code{Location} and @code{Position} parameters are
available only if location tracking is active.
@end deftypemethod
@@ -14016,8 +14016,8 @@ Return the next token. The return value is of type @code{Symbol}, which
binds together the kind, the semantic value and the location.
@end deftypemethod
@deftypemethod {Lexer} {YYPosition} getStartPos()
@deftypemethodx {Lexer} {YYPosition} getEndPos()
@deftypemethod {Lexer} {Position} getStartPos()
@deftypemethodx {Lexer} {Position} getEndPos()
Return respectively the first position of the last token that @code{yylex}
returned, and the first position beyond it. These methods are not needed
unless location tracking is active.
@@ -16465,7 +16465,7 @@ London, Department of Computer Science, TR-00-12 (December 2000).
@c LocalWords: colorYellow rgbRed colorRed rgbBlue colorBlue rgbPurple Ddoc
@c LocalWords: colorPurple ifhtml ifnothtml situ rcex MERCHANTABILITY Wnone
@c LocalWords: diagError diagNotice diagWarning diagOff danglingElseCex
@c LocalWords: YYPosition nonunifying
@c LocalWords: nonunifying
@c Local Variables:
@c ispell-dictionary: "american"