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doc: java supports push parsers since 3.0 (2013-07-25)

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* doc/bison.texi: Clarify this.
This commit is contained in:
Akim Demaille
2020-05-02 09:29:05 +02:00
parent d0571c846f
commit 6275137378
1 changed files with 6 additions and 9 deletions
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doc/bison.texi
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@@ -2369,9 +2369,9 @@ yylex (void)
@end group @end group
@end example @end example
Basically, the lexical analyzer performs the same processing as before: Basically, the lexical analyzer performs the same processing as before: it
it skips blanks and tabs, and reads numbers or single-character tokens. skips blanks and tabs, and reads numbers or single-character tokens. In
In addition, it updates @code{yylloc}, the global variable (of type addition, it updates @code{yylloc}, the global variable (of type
@code{YYLTYPE}) containing the token's location. @code{YYLTYPE}) containing the token's location.
Now, each time this function returns a token, the parser has its kind as Now, each time this function returns a token, the parser has its kind as
@@ -6132,7 +6132,7 @@ the @code{full} value was introduced in Bison 2.7
@deffn Directive {%define api.push-pull} @var{kind} @deffn Directive {%define api.push-pull} @var{kind}
@itemize @bullet @itemize @bullet
@item Language(s): C (deterministic parsers only) @item Language(s): C (deterministic parsers only), Java
@item Purpose: Request a pull parser, a push parser, or both. @item Purpose: Request a pull parser, a push parser, or both.
@xref{Push Decl}. @xref{Push Decl}.
@@ -13022,9 +13022,6 @@ of the parser is always local to an instance of the parser class.
Therefore, all Java parsers are ``pure'', and the @code{%define api.pure} Therefore, all Java parsers are ``pure'', and the @code{%define api.pure}
directive does nothing when used in Java. directive does nothing when used in Java.
Push parsers are currently unsupported in Java and @code{%define
api.push-pull} have no effect.
GLR parsers are currently unsupported in Java. Do not use the GLR parsers are currently unsupported in Java. Do not use the
@code{glr-parser} directive. @code{glr-parser} directive.
@@ -14738,8 +14735,8 @@ In semantic actions, it stores the location of the lookahead token.
@end deffn @end deffn
@deffn {Type} YYLTYPE @deffn {Type} YYLTYPE
Data type of @code{yylloc}; by default, a structure with four Data type of @code{yylloc}; by default, a structure with four members.
members. @xref{Location Type}. @xref{Location Type}.
@end deffn @end deffn
@deffn {Variable} yylval @deffn {Variable} yylval