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jets: return u3_none in a lot of error cases.

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This commit is contained in:
Elliot Glaysher 2020-05-06 12:44:41 -07:00
parent a7b272d859
commit 29f335d85d
1 changed files with 11 additions and 11 deletions
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22
pkg/urbit/jets/e/slaw.c
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@ -15,7 +15,7 @@ _parse_ud(u3_noun txt) {
c3_c* cur = c;
if (cur[0] > '9' || cur[0] < '0') {
u3a_free(c);
return 0;
return u3_none;
}
c3_w total = cur[0] - '0';
cur++;
@ -32,7 +32,7 @@ _parse_ud(u3_noun txt) {
if (cur[0] > '9' || cur[0] < '0') {
u3a_free(c);
u3z(total);
return 0;
return u3_none;
}
total = u3ka_mul(total, 10);
@ -42,7 +42,7 @@ _parse_ud(u3_noun txt) {
if (since_last_period > 3) {
u3a_free(c);
u3z(total);
return 0;
return u3_none;
}
}
@ -85,14 +85,14 @@ u3_noun combine(u3_noun p, u3_noun q)
#define ENSURE_NOT_END() do { \
if (*cur == 0) { \
u3a_free(c); \
return 0; \
return u3_none; \
} \
} while (0)
#define CONSUME(x) do { \
if (*cur != x) { \
u3a_free(c); \
return 0; \
return u3_none; \
} \
cur++; \
} while (0)
@ -101,7 +101,7 @@ u3_noun combine(u3_noun p, u3_noun q)
c3_c prefix##_one, prefix##_two, prefix##_three; \
if (c3n == get_syllable(&cur, & prefix##_one, & prefix##_two, & prefix##_three)) { \
u3a_free(c); \
return 0; \
return u3_none; \
}
u3_noun
@ -258,7 +258,7 @@ _parse_p(u3_noun cor, u3_noun txt) {
// We've parsed all of a comet shape, and there's still more in the
// string. Error.
u3a_free(c);
return 0;
return u3_none;
}
// We have a long comet. Time to jam it all together. We rely on combine()
@ -293,7 +293,7 @@ _parse_p(u3_noun cor, u3_noun txt) {
do { \
if (cur[0] > '9' || cur[0] < '1') { \
u3a_free(c); \
return 0; \
return u3_none; \
} \
numname = cur[0] - '0'; \
cur++; \
@ -309,7 +309,7 @@ _parse_p(u3_noun cor, u3_noun txt) {
do { \
if (cur[0] > '9' || cur[0] < '0') { \
u3a_free(c); \
return 0; \
return u3_none; \
} \
numname = cur[0] - '0'; \
cur++; \
@ -328,7 +328,7 @@ _parse_p(u3_noun cor, u3_noun txt) {
out = 10 + cur[0] - 'a'; \
} else { \
u3a_free(c); \
return 0; \
return u3_none; \
} \
cur++; \
} while(0)
@ -371,7 +371,7 @@ _parse_da(u3_noun cor, u3_noun txt) {
cur++;
} else {
u3a_free(c);
return 0;
return u3_none;
}
CONSUME('.');