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Change how print(c) formats reported characters

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Printable ASCII becomes single-quoted, using backslash
escapes if necessary. Unprintable characters use 0xNN
formatting, without quotes.
This commit is contained in:
Rangi
2021-04-09 14:20:54 -04:00
committed by Eldred Habert
parent 850c78aaf4
commit ab79e6bede
5 changed files with 26 additions and 18 deletions
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10
src/asm/lexer.c
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@@ -1172,7 +1172,7 @@ static void readLineContinuation(void)
} else if (c == ';') {
discardComment();
} else {
error("Begun line continuation, but encountered character '%s'\n",
error("Begun line continuation, but encountered character %s\n",
print(c));
return;
}
@@ -1631,7 +1631,7 @@ static void readString(void)
break;
default:
error("Illegal character escape '%s'\n", print(c));
error("Illegal character escape %s\n", print(c));
shiftChars(1);
break;
}
@@ -1781,7 +1781,7 @@ static size_t appendStringLiteral(size_t i)
break;
default:
error("Illegal character escape '%s'\n", print(c));
error("Illegal character escape %s\n", print(c));
shiftChars(1);
break;
}
@@ -2069,7 +2069,7 @@ static int yylex_NORMAL(void)
/* Do not report weird characters when capturing, it'll be done later */
if (!lexerState->capturing) {
/* TODO: try to group reportings */
error("Unknown character '%s'\n", print(c));
error("Unknown character %s\n", print(c));
}
}
lexerState->atLineStart = false;
@@ -2157,7 +2157,7 @@ static int yylex_RAW(void)
*/
default:
error("Illegal character escape '%s'\n", print(c));
error("Illegal character escape %s\n", print(c));
break;
}
/* fallthrough */