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Use pointer address as node id in ts_subtree_print_dot_graph

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This commit is contained in:
Max Brunsfeld 2018-11-02 14:25:41 -07:00
parent 3faaec3317
commit 67a9cb3336
1 changed files with 25 additions and 28 deletions
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53
src/runtime/subtree.c
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@ -839,62 +839,59 @@ char *ts_subtree_string(Subtree self, const TSLanguage *language, bool include_a
return result;
}
void ts_subtree__print_dot_graph(Subtree self, uint32_t start_offset,
void ts_subtree__print_dot_graph(const Subtree *self, uint32_t start_offset,
const TSLanguage *language, TSSymbol alias_symbol,
FILE *f) {
TSSymbol subtree_symbol = ts_subtree_symbol(self);
TSSymbol subtree_symbol = ts_subtree_symbol(*self);
TSSymbol symbol = alias_symbol ? alias_symbol : subtree_symbol;
uint32_t end_offset = start_offset + ts_subtree_total_bytes(self);
uint32_t end_offset = start_offset + ts_subtree_total_bytes(*self);
fprintf(
f, "tree_%u_%u_%u [label=\"%s\"",
start_offset, end_offset, subtree_symbol, ts_language_symbol_name(language, symbol)
f, "tree_%p [label=\"%s\"",
self, ts_language_symbol_name(language, symbol)
);
if (ts_subtree_child_count(self) == 0) fprintf(f, ", shape=plaintext");
if (ts_subtree_extra(self)) fprintf(f, ", fontcolor=gray");
if (ts_subtree_child_count(*self) == 0) fprintf(f, ", shape=plaintext");
if (ts_subtree_extra(*self)) fprintf(f, ", fontcolor=gray");
fprintf(f, ", tooltip=\""
"range:%u - %u\n"
"state:%d\n"
"error-cost:%u\n"
"repeat-depth:%u\n"
"bytes-scanned:%u\"]\n",
"range: %u - %u\n"
"state: %d\n"
"error-cost: %u\n"
"has-changes: %u\n"
"repeat-depth: %u\n"
"bytes-scanned: %u\"]\n",
start_offset, end_offset,
ts_subtree_parse_state(self),
ts_subtree_error_cost(self),
ts_subtree_repeat_depth(self),
ts_subtree_bytes_scanned(self)
ts_subtree_parse_state(*self),
ts_subtree_error_cost(*self),
ts_subtree_has_changes(*self),
ts_subtree_repeat_depth(*self),
ts_subtree_bytes_scanned(*self)
);
uint32_t child_start_offset = start_offset;
uint32_t structural_child_index = 0;
const TSSymbol *alias_sequence = ts_language_alias_sequence(
language,
ts_subtree_alias_sequence_id(self)
ts_subtree_alias_sequence_id(*self)
);
for (uint32_t i = 0, n = ts_subtree_child_count(self); i < n; i++) {
Subtree child = self.ptr->children[i];
uint32_t child_end_offset = child_start_offset + ts_subtree_total_bytes(child);
if (ts_subtree_extra(child)) {
for (uint32_t i = 0, n = ts_subtree_child_count(*self); i < n; i++) {
const Subtree *child = &self->ptr->children[i];
if (ts_subtree_extra(*child)) {
ts_subtree__print_dot_graph(child, child_start_offset, language, 0, f);
} else {
TSSymbol alias_symbol = alias_sequence ? alias_sequence[structural_child_index] : 0;
ts_subtree__print_dot_graph(child, child_start_offset, language, alias_symbol, f);
structural_child_index++;
}
fprintf(
f, "tree_%u_%u_%u -> tree_%u_%u_%u [tooltip=%u]\n",
start_offset, end_offset, subtree_symbol,
child_start_offset, child_end_offset, ts_subtree_symbol(child), i
);
child_start_offset = child_end_offset;
fprintf(f, "tree_%p -> tree_%p [tooltip=%u]\n", self, child, i);
child_start_offset += ts_subtree_total_bytes(*child);
}
}
void ts_subtree_print_dot_graph(Subtree self, const TSLanguage *language, FILE *f) {
fprintf(f, "digraph tree {\n");
fprintf(f, "edge [arrowhead=none]\n");
ts_subtree__print_dot_graph(self, 0, language, 0, f);
ts_subtree__print_dot_graph(&self, 0, language, 0, f);
fprintf(f, "}\n");
}