text
stringlengths 0
14.1k
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continue;
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MAPSTATE(state, T_COMMA);
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break;
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case '/':
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if (relaxed && skip_comment(ctx, &src, end))
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continue;
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/* fallthrough */
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default:
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return err_false(ctx, ""Invalid symbol: '%c'"", c);
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}
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}
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if (state != S_DONE)
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return err_false(ctx, ""Container still open"");
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return true;
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failed:
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return false;
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}
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/* parser public api */
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struct JsonValue *json_parse(struct JsonContext *ctx, const char *json, size_t len)
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{
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const char *end = json + len;
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/* reset parser */
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ctx->linenr = 1;
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ctx->parent = NULL;
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ctx->cur_key = NULL;
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ctx->lasterr = NULL;
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ctx->top = NULL;
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if (!parse_tokens(ctx, json, end))
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return NULL;
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return ctx->top;
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}
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/*
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* Render value as JSON string.
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*/
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static bool render_null(struct RenderState *rs, struct JsonValue *jv)
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{
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return mbuf_write(rs->dst, ""null"", 4);
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}
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static bool render_bool(struct RenderState *rs, struct JsonValue *jv)
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{
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if (jv->u.v_bool)
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return mbuf_write(rs->dst, ""true"", 4);
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return mbuf_write(rs->dst, ""false"", 5);
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}
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static bool render_int(struct RenderState *rs, struct JsonValue *jv)
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{
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char buf[NUMBER_BUF];
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int len;
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len = snprintf(buf, sizeof(buf), ""%"" PRIi64, jv->u.v_int);
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if (len < 0 || len >= NUMBER_BUF)
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return false;
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return mbuf_write(rs->dst, buf, len);
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}
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static bool render_float(struct RenderState *rs, struct JsonValue *jv)
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{
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char buf[NUMBER_BUF + 2];
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int len;
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len = dtostr_dot(buf, NUMBER_BUF, jv->u.v_float);
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if (len < 0 || len >= NUMBER_BUF)
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return false;
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if (!memchr(buf, '.', len) && !memchr(buf, 'e', len)) {
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buf[len++] = '.';
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buf[len++] = '0';
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}
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return mbuf_write(rs->dst, buf, len);
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}
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static bool escape_char(struct MBuf *dst, unsigned int c)
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{
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char ec;
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char buf[10];
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/* start escape */
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if (!mbuf_write_byte(dst, '\\'))
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return false;
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/* escape same char */
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if (c == '""' || c == '\\')
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return mbuf_write_byte(dst, c);
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/* low-ascii mess */
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switch (c) {
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case '\b': ec = 'b'; break;
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case '\f': ec = 'f'; break;
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case '\n': ec = 'n'; break;
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case '\r': ec = 'r'; break;
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case '\t': ec = 't'; break;
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default:
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snprintf(buf, sizeof(buf), ""u%04x"", c);
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