text
stringlengths 0
14.1k
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---|
return mbuf_write(dst, buf, 5);
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}
|
return mbuf_write_byte(dst, ec);
|
}
|
static bool render_string(struct RenderState *rs, struct JsonValue *jv)
|
{
|
const char *s, *last;
|
const char *val = get_cstring(jv);
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size_t len = jv->u.v_size;
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const char *end = val + len;
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unsigned int c;
|
/* start quote */
|
if (!mbuf_write_byte(rs->dst, '""'))
|
return false;
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for (s = last = val; s < end; s++) {
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if (*s == '""' || *s == '\\' || (unsigned char)*s < 0x20 ||
|
/* Valid in JSON, but not in JS:
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\u2028 - Line separator
|
\u2029 - Paragraph separator */
|
((unsigned char)s[0] == 0xE2 && (unsigned char)s[1] == 0x80 &&
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((unsigned char)s[2] == 0xA8 || (unsigned char)s[2] == 0xA9)))
|
{
|
/* flush */
|
if (last < s) {
|
if (!mbuf_write(rs->dst, last, s - last))
|
return false;
|
}
|
if ((unsigned char)s[0] == 0xE2) {
|
c = 0x2028 + ((unsigned char)s[2] - 0xA8);
|
last = s + 3;
|
} else {
|
c = (unsigned char)*s;
|
last = s + 1;
|
}
|
/* output escaped char */
|
if (!escape_char(rs->dst, c))
|
return false;
|
}
|
}
|
/* flush */
|
if (last < s) {
|
if (!mbuf_write(rs->dst, last, s - last))
|
return false;
|
}
|
/* final quote */
|
if (!mbuf_write_byte(rs->dst, '""'))
|
return false;
|
return true;
|
}
|
/*
|
* Render complex values
|
*/
|
struct ElemWriterState {
|
struct RenderState *rs;
|
char sep;
|
};
|
static bool list_elem_writer(void *arg, struct JsonValue *elem)
|
{
|
struct ElemWriterState *state = arg;
|
if (state->sep && !mbuf_write_byte(state->rs->dst, state->sep))
|
return false;
|
state->sep = ',';
|
return render_any(state->rs, elem);
|
}
|
static bool render_list(struct RenderState *rs, struct JsonValue *list)
|
{
|
struct ElemWriterState state;
|
state.rs = rs;
|
state.sep = 0;
|
if (!mbuf_write_byte(rs->dst, '['))
|
return false;
|
if (!json_list_iter(list, list_elem_writer, &state))
|
return false;
|
if (!mbuf_write_byte(rs->dst, ']'))
|
return false;
|
return true;
|
}
|
static bool dict_elem_writer(void *ctx, struct JsonValue *key, struct JsonValue *val)
|
{
|
struct ElemWriterState *state = ctx;
|
if (state->sep && !mbuf_write_byte(state->rs->dst, state->sep))
|
return false;
|
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