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Accept either 12:34 or '12:34' as a time constant.

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This commit is contained in:
Dianne Skoll
2024-09-13 13:02:46 -04:00
parent 631e721a96
commit a20f2b588e
3 changed files with 32 additions and 14 deletions
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src/expr.c
+25 -12
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@@ -1904,21 +1904,25 @@ static int set_constant_value(expr_node *atom)
return OK;
} else if (*s == '\'') { /* It's a literal date */
s++;
if ((r=ParseLiteralDate(&s, &dse, &tim)) != 0) {
if (*s == ':' || *s == '.' || *s == TimeSep) {
Eprint("%s: %s:\n\t(If you meant a TIME constant, leave out the single quotes.)", ErrMsg[r], DBufValue(&ExprBuf));
} else {
Eprint("%s: %s", ErrMsg[r], DBufValue(&ExprBuf));
}
if ((r=ParseLiteralDateOrTime(&s, &dse, &tim)) != 0) {
Eprint("%s: %s", ErrMsg[r], DBufValue(&ExprBuf));
return r;
}
if (*s != '\'') {
Eprint("%s: %s", ErrMsg[E_BAD_DATE], DBufValue(&ExprBuf));
return E_BAD_DATE;
if (dse != NO_DATE) {
Eprint("%s: %s", ErrMsg[E_BAD_DATE], DBufValue(&ExprBuf));
return E_BAD_DATE;
} else {
Eprint("%s: %s", ErrMsg[E_BAD_TIME], DBufValue(&ExprBuf));
return E_BAD_TIME;
}
}
if (tim == NO_TIME) {
atom->u.value.type = DATE_TYPE;
atom->u.value.v.val = dse;
} else if (dse == NO_DATE) {
atom->u.value.type = TIME_TYPE;
atom->u.value.v.val = tim;
} else {
atom->u.value.type = DATETIME_TYPE;
atom->u.value.v.val = (dse * MINUTES_PER_DAY) + tim;
@@ -2868,25 +2872,32 @@ int ParseLiteralTime(char const **s, int *tim)
/***************************************************************/
/* */
/* ParseLiteralDate */
/* ParseLiteralDateOrTime */
/* */
/* Parse a literal date or datetime. Return result in dse */
/* and tim; update s. */
/* */
/***************************************************************/
int ParseLiteralDate(char const **s, int *dse, int *tim)
int ParseLiteralDateOrTime(char const **s, int *dse, int *tim)
{
int y, m, d;
int r;
char const *orig_s = *s;
y=0; m=0; d=0;
*tim = NO_TIME;
*dse = NO_DATE;
if (!isdigit(**s)) return E_BAD_DATE;
while (isdigit(**s)) {
y *= 10;
y += *(*s)++ - '0';
}
if (**s == ':' || **s == '.' || **s == TimeSep) {
*s = orig_s;
return ParseLiteralTime(s, tim);
}
if (**s != '/' && **s != '-' && **s != DateSep) return E_BAD_DATE;
(*s)++;
if (!isdigit(**s)) return E_BAD_DATE;
@@ -2942,7 +2953,8 @@ int DoCoerce(char type, Value *v)
return OK;
case STR_TYPE:
s = v->v.str;
if (ParseLiteralDate(&s, &i, &m)) return E_CANT_COERCE;
if (ParseLiteralDateOrTime(&s, &i, &m)) return E_CANT_COERCE;
if (i == NO_DATE) return E_CANT_COERCE;
if (*s) return E_CANT_COERCE;
v->type = DATETIME_TYPE;
free(v->v.str);
@@ -3024,7 +3036,8 @@ int DoCoerce(char type, Value *v)
case STR_TYPE:
s = v->v.str;
if (ParseLiteralDate(&s, &i, &m)) return E_CANT_COERCE;
if (ParseLiteralDateOrTime(&s, &i, &m)) return E_CANT_COERCE;
if (i == NO_DATE) return E_CANT_COERCE;
if (*s) return E_CANT_COERCE;
v->type = DATE_TYPE;
free(v->v.str);