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Fix some inconsistencies in error cost calculation

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Signed-off-by: Nathan Sobo <nathan@github.com>
This commit is contained in:
Max Brunsfeld 2016-08-31 10:51:59 -07:00 • committed by Nathan Sobo
parent 883a7c8266
commit 0faae52132
7 changed files with 135 additions and 79 deletions
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11
src/runtime/tree.c
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@ -7,6 +7,7 @@
#include "runtime/alloc.h"
#include "runtime/tree.h"
#include "runtime/length.h"
#include "runtime/error_costs.h"
TSStateId TS_TREE_STATE_NONE = USHRT_MAX;
@ -150,10 +151,11 @@ void ts_tree_set_children(TSTree *self, size_t child_count, TSTree **children) {
}
if (self->symbol == ts_builtin_sym_error) {
self->error_cost = self->size.rows;
self->error_cost += ERROR_COST_PER_SKIPPED_CHAR * self->size.chars +
ERROR_COST_PER_SKIPPED_LINE * self->size.rows;
for (size_t i = 0; i < child_count; i++)
if (!self->children[i]->extra)
self->error_cost++;
self->error_cost += ERROR_COST_PER_SKIPPED_TREE;
}
if (child_count > 0) {
@ -424,8 +426,9 @@ void ts_tree__print_dot_graph(const TSTree *self, size_t offset,
if (self->extra)
fprintf(f, ", fontcolor=gray");
fprintf(f, ", tooltip=\"range:%lu - %lu\nstate:%d\"]\n", offset,
offset + ts_tree_total_chars(self), self->parse_state);
fprintf(f, ", tooltip=\"range:%lu - %lu\nstate:%d\nerror-cost:%u\"]\n",
offset, offset + ts_tree_total_chars(self), self->parse_state,
self->error_cost);
for (size_t i = 0; i < self->child_count; i++) {
const TSTree *child = self->children[i];
ts_tree__print_dot_graph(child, offset, language, f);