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d: create alias Location for YYLocation

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* data/skeletons/d.m4: Here.
* doc/bison.texi: Document it.
* examples/d/calc/calc.y: Adjust.
* tests/calc.at: Test it.
This commit is contained in:
Adela Vais
2020-12-18 17:31:57 +02:00
committed by Akim Demaille
parent 6692df8992
commit 8e44b24ba8
4 changed files with 22 additions and 19 deletions
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13
data/skeletons/d.m4
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@@ -447,15 +447,18 @@ m4_define([b4_var_decls],
m4_define([b4_var_decl],
[ protected $1;])
# b4_public_types_declare
# -----------------------
# Define the public types: token, semantic value, location, and so forth.
# Depending on %define token_lex, may be output in the header or source file.
m4_define([b4_public_types_declare],
[[
alias Symbol = ]b4_parser_class[.Symbol;
alias Symbol = ]b4_parser_class[.Symbol;]b4_locations_if([[
alias Location = ]b4_location_type[;]])[
]])
# b4_symbol_type_define
# ---------------------
# Define symbol_type, the external type for symbols used for symbol
@@ -469,15 +472,15 @@ m4_define([b4_symbol_type_define],
{
private SymbolKind kind;
private ]b4_yystype[ value_;]b4_locations_if([[
private YYLocation location_;]])[
this(TokenKind token]b4_locations_if([[, YYLocation loc]])[)
private Location location_;]])[
this(TokenKind token]b4_locations_if([[, Location loc]])[)
{
kind = yytranslate_(token);]b4_locations_if([
location_ = loc;])[
}
static foreach (member; __traits(allMembers, YYSemanticType))
{
this(TokenKind token, typeof(mixin("YYSemanticType." ~ member)) val]b4_locations_if([[, YYLocation loc]])[)
this(TokenKind token, typeof(mixin("YYSemanticType." ~ member)) val]b4_locations_if([[, Location loc]])[)
{
kind = yytranslate_(token);
mixin("value_." ~ member ~ " = val;");]b4_locations_if([
@@ -486,6 +489,6 @@ m4_define([b4_symbol_type_define],
}
SymbolKind token() { return kind; }
]b4_yystype[ value() { return value_; }]b4_locations_if([[
YYLocation location() { return location_; }]])[
Location location() { return location_; }]])[
}
]])