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Escape unexpected characters when pretty-printing error nodes

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This commit is contained in:
Max Brunsfeld 2016-09-19 13:34:24 -07:00
parent 744eb7b356
commit ae3b912ddc
1 changed files with 6 additions and 0 deletions
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6
src/runtime/tree.c
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@ -399,6 +399,12 @@ void ts_tree_edit(TSTree *self, const TSInputEdit *edit) {
static size_t ts_tree__write_char_to_string(char *s, size_t n, int32_t c) {
if (c == 0)
return snprintf(s, n, "EOF");
else if (c == '\n')
return snprintf(s, n, "'\\n'");
else if (c == '\t')
return snprintf(s, n, "'\\t'");
else if (c == '\r')
return snprintf(s, n, "'\\r'");
else if (c < 128)
return snprintf(s, n, "'%c'", c);
else