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message: Add support for replacing < to str2special

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ZyX
2017-07-02 19:37:21 +03:00
parent a1fee487ba
commit 24f0056ca5
4 changed files with 26 additions and 18 deletions
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21
src/nvim/message.c
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@@ -1269,7 +1269,7 @@ msg_outtrans_special (
string = "<Space>";
str++;
} else {
string = str2special((const char **)&str, from);
string = str2special((const char **)&str, from, false);
}
const int len = vim_strsize((char_u *)string);
// Highlight special keys
@@ -1286,11 +1286,13 @@ msg_outtrans_special (
/// Used for lhs or rhs of mappings.
///
/// @param[in] str String to convert.
/// @param[in] replace_spaces Convert spaces into <Space>, normally used for
/// @param[in] replace_spaces Convert spaces into `<Space>`, normally used fo
/// lhs, but not rhs.
/// @param[in] replace_lt Convert `<` into `<lt>`.
///
/// @return [allocated] Converted string.
char *str2special_save(const char *const str, const bool replace_spaces)
char *str2special_save(const char *const str, const bool replace_spaces,
const bool replace_lt)
FUNC_ATTR_NONNULL_ALL FUNC_ATTR_WARN_UNUSED_RESULT FUNC_ATTR_MALLOC
FUNC_ATTR_NONNULL_RET
{
@@ -1299,7 +1301,7 @@ char *str2special_save(const char *const str, const bool replace_spaces)
const char *p = str;
while (*p != NUL) {
ga_concat(&ga, (const char_u *)str2special(&p, replace_spaces));
ga_concat(&ga, (const char_u *)str2special(&p, replace_spaces, replace_lt));
}
ga_append(&ga, NUL);
return (char *)ga.ga_data;
@@ -1310,11 +1312,13 @@ char *str2special_save(const char *const str, const bool replace_spaces)
/// @param[in,out] sp String to convert. Is advanced to the next key code.
/// @param[in] replace_spaces Convert spaces into <Space>, normally used for
/// lhs, but not rhs.
/// @param[in] replace_lt Convert `<` into `<lt>`.
///
/// @return Converted key code, in a static buffer. Buffer is always one and the
/// same, so save converted string somewhere before running str2special
/// for the second time.
const char *str2special(const char **const sp, const bool replace_spaces)
const char *str2special(const char **const sp, const bool replace_spaces,
const bool replace_lt)
FUNC_ATTR_NONNULL_ALL FUNC_ATTR_WARN_UNUSED_RESULT FUNC_ATTR_NONNULL_RET
{
static char buf[7];
@@ -1366,7 +1370,10 @@ const char *str2special(const char **const sp, const bool replace_spaces)
}
// Make unprintable characters in <> form, also <M-Space> and <Tab>.
if (special || char2cells(c) > 1 || (replace_spaces && c == ' ')) {
if (special
|| char2cells(c) > 1
|| (replace_spaces && c == ' ')
|| (replace_lt && c == '<')) {
return (const char *)get_special_key_name(c, modifiers);
}
buf[0] = c;
@@ -1383,7 +1390,7 @@ void str2specialbuf(const char *sp, char *buf, size_t len)
FUNC_ATTR_NONNULL_ALL
{
while (*sp) {
const char *s = str2special(&sp, false);
const char *s = str2special(&sp, false, false);
const size_t s_len = strlen(s);
if (s_len <= len) {
break;