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Explicitly mark stack versions in debugging graphs

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This commit is contained in:
Max Brunsfeld 2016-04-24 00:54:59 -07:00
parent fd4c33209e
commit fe74c6fb34
1 changed files with 2 additions and 7 deletions
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9
src/runtime/stack.c
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@ -50,10 +50,6 @@ struct Stack {
StackNode *base_node;
};
static const char *COLORS[] = {
"red", "blue", "orange", "green", "purple",
};
static void stack_node_retain(StackNode *self) {
if (!self)
return;
@ -441,9 +437,8 @@ int ts_stack_print_dot_graph(Stack *self, const char **symbol_names, FILE *f) {
array_clear(&self->pop_paths);
for (size_t i = 0; i < self->heads.size; i++) {
StackNode *node = self->heads.contents[i];
size_t color_count = sizeof(COLORS) / sizeof(COLORS[0]);
const char *color = COLORS[i % color_count];
fprintf(f, "node_%p [color=%s];\n", node, color);
fprintf(f, "node_head_%lu [shape=none, label=\"\"]\n", i);
fprintf(f, "node_head_%lu -> node_%p [label=%lu, arrowhead=none, fontcolor=blue, weight=10000]\n", i, node, i);
array_push(&self->pop_paths, ((PopPath){.node = node }));
}