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d: create alias Value for YYSemanticType

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* data/skeletons/d.m4: Here.
* data/skeletons/lalr1.d, examples/d/calc/calc.y, examples/d/simple/calc.y: Adjust.
* tests/calc.at, tests/d.at, tests/scanner.at: Test it.
This commit is contained in:
Adela Vais
2020-12-18 19:46:02 +02:00
committed by Akim Demaille
parent 8e44b24ba8
commit b00fa62e95
7 changed files with 21 additions and 20 deletions
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14
data/skeletons/lalr1.d
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@@ -68,7 +68,7 @@ public interface Lexer
/**
* Method to retrieve the semantic value of the last scanned token.
* @@return the semantic value of the last scanned token. */
]b4_yystype[ semanticVal ();
Value semanticVal ();
/**
* Entry point for the scanner. Returns the token identifier corresponding
@@ -351,7 +351,7 @@ b4_user_union_members
private int yyaction (int yyn, ref YYStack yystack, int yylen)
{
]b4_yystype[ yyval;]b4_locations_if([[
Value yyval;]b4_locations_if([[
]b4_location_type[ yyloc = yylloc_from_stack (yystack, yylen);]])[
/* If YYLEN is nonzero, implement the default value of the action:
@@ -393,7 +393,7 @@ b4_user_union_members
`--------------------------------*/
private final void yy_symbol_print (string s, SymbolKind yykind,
ref ]b4_yystype[ yyvaluep]dnl
ref Value yyvaluep]dnl
b4_locations_if([, ref ]b4_location_type[ yylocationp])[)
{
if (0 < yydebug)
@@ -442,7 +442,7 @@ b4_locations_if([, ref ]b4_location_type[ yylocationp])[)
]b4_location_type[ yyloc;]])[
/// Semantic value of the lookahead.
]b4_yystype[ yylval;
Value yylval;
bool yyresult;]b4_lac_if([[
// Discard the LAC context in case there still is one left from a
@@ -1088,7 +1088,7 @@ m4_popdef([b4_at_dollar])])dnl
private final struct YYStackElement {
int state;
]b4_yystype[ value;]b4_locations_if(
Value value;]b4_locations_if(
b4_location_type[[] location;])[
}
@@ -1100,7 +1100,7 @@ m4_popdef([b4_at_dollar])])dnl
return stack.length;
}
public final void push (int state, ]b4_yystype[ value]dnl
public final void push (int state, Value value]dnl
b4_locations_if([, ref ]b4_location_type[ loc])[)
{
stack ~= YYStackElement(state, value]b4_locations_if([, loc])[);
@@ -1127,7 +1127,7 @@ m4_popdef([b4_at_dollar])])dnl
return stack[$-i-1].location;
}]])[
public final ref ]b4_yystype[ valueAt (int i)
public final ref Value valueAt (int i)
{
return stack[$-i-1].value;
}