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eval/decode: Omit calling convert_setup for each string

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Uses the same trick eval/encode does.
This commit is contained in:
ZyX 2017-04-08 17:36:02 +03:00
parent b3587a456b
commit 6006cb74ef
1 changed files with 20 additions and 7 deletions
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27
src/nvim/eval/decode.c
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@ -606,6 +606,17 @@ parse_json_number_ret:
} \
} while (0)
/// Last used p_enc value
///
/// Generic pointer: it is not used as a string, only pointer comparisons are
/// performed. Must not be freed.
static const void *last_p_enc = NULL;
/// Conversion setup for converting from UTF-8 to last_p_enc
static vimconv_T p_enc_conv = {
.vc_type = CONV_NONE,
};
/// Convert JSON string into VimL object
///
/// @param[in] buf String to convert. UTF-8 encoding is assumed.
@ -626,9 +637,12 @@ int json_decode_string(const char *const buf, const size_t buf_len,
EMSG(_("E474: Attempt to decode a blank string"));
return FAIL;
}
vimconv_T conv = { .vc_type = CONV_NONE };
convert_setup(&conv, (char_u *) "utf-8", p_enc);
conv.vc_fail = true;
if (last_p_enc != (const void *)p_enc) {
p_enc_conv.vc_type = CONV_NONE;
convert_setup(&p_enc_conv, (char_u *)"utf-8", p_enc);
p_enc_conv.vc_fail = true;
last_p_enc = p_enc;
}
int ret = OK;
ValuesStack stack = KV_INITIAL_VALUE;
ContainerStack container_stack = KV_INITIAL_VALUE;
@ -774,9 +788,9 @@ json_decode_string_cycle_start:
break;
}
case '"': {
if (parse_json_string(&conv, buf, buf_len, &p, &stack, &container_stack,
&next_map_special, &didcomma, &didcolon)
== FAIL) {
if (parse_json_string(
&p_enc_conv, buf, buf_len, &p, &stack, &container_stack,
&next_map_special, &didcomma, &didcolon) == FAIL) {
// Error message was already given
goto json_decode_string_fail;
}
@ -892,7 +906,6 @@ json_decode_string_fail:
tv_clear(&(kv_pop(stack).val));
}
json_decode_string_ret:
convert_setup(&conv, NULL, NULL);
kv_destroy(stack);
kv_destroy(container_stack);
return ret;