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d: tests: various style fixes

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* tests/calc.at, tests/scanner.at: Here.
(yylex): Report values directly, without storing them to the union
first.
This commit is contained in:
Adela Vais
2021-01-25 17:59:06 +02:00
committed by Akim Demaille
parent b4582f1918
commit 689b184983
2 changed files with 28 additions and 39 deletions
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54
tests/calc.at
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@@ -539,7 +539,7 @@ m4_define([AT_CALC_YYLEX(d)],
import std.stdio;
auto calcLexer(R)(R range)
if (isInputRange!R && is (ElementType!R : dchar))
if (isInputRange!R && is (ElementType!R : dchar))
{
return new CalcLexer!R(range);
}
@@ -556,17 +556,14 @@ auto calcLexer (File f)
}
class CalcLexer(R) : Lexer
if (isInputRange!R && is (ElementType!R : dchar))
if (isInputRange!R && is (ElementType!R : dchar))
{
R input;
this(R r) {
input = r;
}
this(R r) { input = r; }
]AT_YYERROR_DEFINE[
Value value_;]AT_LOCATION_IF([[
]AT_LOCATION_IF([[
Location location;
]])[
int parseInt ()
@@ -574,27 +571,27 @@ class CalcLexer(R) : Lexer
auto res = 0;
import std.uni : isNumber;
while (input.front.isNumber)
{
res = res * 10 + (input.front - '0');]AT_LOCATION_IF([[
location.end.column += 1;]])[
input.popFront;
}
{
res = res * 10 + (input.front - '0');]AT_LOCATION_IF([[
location.end.column += 1;]])[
input.popFront;
}
return res;
}
Symbol yylex ()
{]AT_LOCATION_IF([[
location.begin = location.end;]])[
location.step();]])[
import std.uni : isWhite, isNumber;
// Skip initial spaces
while (!input.empty && input.front != '\n' && isWhite (input.front))
{
input.popFront;]AT_LOCATION_IF([[
location.begin.column += 1;
location.end.column += 1;]])[
}
{
input.popFront;]AT_LOCATION_IF([[
location.end.column += 1;]])[
}]AT_LOCATION_IF([[
location.step();]])[
// EOF.
if (input.empty)
@@ -602,28 +599,25 @@ class CalcLexer(R) : Lexer
// Numbers.
if (input.front.isNumber)
{
value_.ival = parseInt;
return Symbol(TokenKind.]AT_TOKEN_PREFIX[NUM, value_.ival]AT_LOCATION_IF([[, location]])[);
}
return Symbol(TokenKind.]AT_TOKEN_PREFIX[NUM, parseInt]AT_LOCATION_IF([[, location]])[);
// Individual characters
auto c = input.front;]AT_LOCATION_IF([[
if (c == '\n')
{
location.end.line += 1;
location.end.column = 1;
}
{
location.end.line += 1;
location.end.column = 1;
}
else
location.end.column += 1;]])[
input.popFront;
// An explicit error raised by the scanner. */
if (c == '#')
{
stderr.writeln (]AT_LOCATION_IF([location, ": ", ])["syntax error: invalid character: '#'");
return Symbol(TokenKind.]AT_TOKEN_PREFIX[YYerror]AT_LOCATION_IF([[, location]])[);
}
{
stderr.writeln (]AT_LOCATION_IF([location, ": ", ])["syntax error: invalid character: '#'");
return Symbol(TokenKind.]AT_TOKEN_PREFIX[YYerror]AT_LOCATION_IF([[, location]])[);
}
switch (c)
{