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jsonfmt: Add error reporting

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Yorhel 2025-01-29 11:02:35 +01:00
parent 3ae9347ad2
commit e0161cd22c
2 changed files with 18 additions and 6 deletions
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9
c/jsonfmt.c
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@ -12,7 +12,7 @@ static void fujson_fmt_str(pTHX_ fustr *out, const char *stri, size_t len, int u
* strings, I suspect there's room for optimizations in
* is_c9strict_utf8_string(). */
if (utf8 && !is_c9strict_utf8_string(str, len)) {
return; /* TODO: Throw error. */
croak("invalid codepoint encountered in string, cannot format to JSON");
}
fustr_write(out, "\"", 1);
@ -151,9 +151,8 @@ static void fujson_fmt(pTHX_ fustr *out, SV *val) {
} else if (SvPOKp(val)) {
fujson_fmt_str(aTHX_ out, SvPVX(val), SvCUR(val), SvUTF8(val));
} else if (SvNOKp(val)) { /* Must check before IOKp, because integer conversion might have been lossy */
/* TODO: quadmath? */
NV nv = SvNV_nomg(val);
if (isinfnan(nv)) return; /* TODO: error */
if (isinfnan(nv)) croak("unable to format floating point NaN or Inf as JSON");
fustr_reserve(out, NV_DIG+1);
Gconvert(nv, NV_DIG, 0, out->cur);
out->cur += strlen(out->cur);
@ -165,11 +164,11 @@ static void fujson_fmt(pTHX_ fustr *out, SV *val) {
if (UNLIKELY(SvOBJECT(rv))) { /* TODO: Check for TO_JSON */ }
else if (SvTYPE(rv) == SVt_PVHV) fujson_fmt_hv(aTHX_ out, (HV *)rv);
else if (SvTYPE(rv) == SVt_PVAV) fujson_fmt_av(aTHX_ out, (AV *)rv);
else return; /* TODO: error */
else croak("unable to format reference '%s' as JSON", SvPV_nolen(val));
} else if (!SvOK(val)) {
fustr_write(out, "null", 4);
} else {
/* TODO: error */
croak("unable to format unknown value '%s' as JSON", SvPV_nolen(val));
}
}

15
t/json_format.t
View file

@ -50,7 +50,15 @@ my @tests = (
1844674407370955161 / 10, '1.84467440737096e+17',
);
plan tests => @tests + 6;
my @errors = (
\1, qr/unable to format reference/,
*STDOUT, qr/unable to format unknown value/,
'NaN'+0, qr/unable to format floating point NaN or Inf as JSON/,
'Inf'+0, qr/unable to format floating point NaN or Inf as JSON/,
do { no warnings 'portable'; "\x{ffffffff}" }, qr/invalid codepoint encountered in string/,
);
plan tests => @tests + @errors/2 + 6;
for my($in, $exp) (@tests) {
my $out = json_format $in;
@ -58,6 +66,11 @@ for my($in, $exp) (@tests) {
ok utf8::is_utf8($out);
}
for my ($in, $exp) (@errors) {
eval { json_format $in };
like $@, $exp;
}
# http://e-choroba.eu/18-yapc slide 6