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Updated subtree to be more at the norme

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This commit is contained in:
Maieul BOYER 2024-09-02 21:45:29 +00:00
parent f6d6589a3a
commit cfd325374c
8 changed files with 429 additions and 377 deletions
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7
parser/Filelist.parser.mk
View file

@ -57,8 +57,11 @@ stack/stack_manipulate3 \
stack/stack_node \
stack/stack_summary \
stack/stack_version \
subtree \
subtree/subtree_funcs1 \
subtree/subtree_funcs \
subtree/subtree_helper \
subtree/subtree_new \
subtree/subtree_summarize \
subtree/subtree_vec_helper \
tree/tree_funcs1 \
tree/tree_funcs2 \

16
parser/src/stack/stack_iter.c
View file

@ -14,7 +14,8 @@
#include "parser/inner/stack.h"
#include "parser/stack.h"
t_stack_slice_array stack__iter(t_stack *self, t_stack_version version, t_stack_callback callback, void *payload, int goal_subtree_count)
t_stack_slice_array stack__iter(t_stack *self, t_stack_version version,
t_stack_callback callback, void *payload, int goal_subtree_count)
{
t_stack_head *head;
bool include_subtrees;
@ -45,7 +46,8 @@ t_stack_slice_array stack__iter(t_stack *self, t_stack_version version, t_stack_
if (goal_subtree_count >= 0)
{
include_subtrees = true;
vec_subtree_reserve(&new_iterator.subtrees, ts_subtree_alloc_size(goal_subtree_count) / sizeof(t_subtree));
vec_subtree_reserve(&new_iterator.subtrees,
ts_subtree_alloc_size(goal_subtree_count) / sizeof(t_subtree));
}
array_push(&self->iterators, new_iterator);
while (self->iterators.size > 0)
@ -75,7 +77,7 @@ t_stack_slice_array stack__iter(t_stack *self, t_stack_version version, t_stack_
i--;
i++;
size--;
continue;
continue ;
}
j = 1;
while (j <= node->link_count)
@ -90,20 +92,22 @@ t_stack_slice_array stack__iter(t_stack *self, t_stack_version version, t_stack_
if (self->iterators.size >= MAX_ITERATOR_COUNT)
{
j++;
continue;
continue ;
}
link = node->links[j];
current_iterator = self->iterators.contents[i];
array_push(&self->iterators, current_iterator);
next_iterator = array_back(&self->iterators);
ts_subtree_array_copy(next_iterator->subtrees, &next_iterator->subtrees);
ts_subtree_array_copy(next_iterator->subtrees,
&next_iterator->subtrees);
}
next_iterator->node = link.node;
if (link.subtree)
{
if (include_subtrees)
{
vec_subtree_push(&next_iterator->subtrees, link.subtree);
vec_subtree_push(&next_iterator->subtrees,
link.subtree);
link.subtree->ref_count++;
}
if (!ts_subtree_extra(link.subtree))

338
parser/src/subtree.c
View file

@ -1,338 +0,0 @@
#include <assert.h>
#include <stddef.h>
#include "me/mem/mem.h"
#include "me/types.h"
#include "me/vec/vec_subtree.h"
#include "parser/array.h"
#include "parser/external_scanner_state.h"
#include "parser/language.h"
#include "parser/length.h"
#include "parser/subtree.h"
void ts_subtree_array_copy(t_vec_subtree self, t_vec_subtree *dest)
{
t_usize i;
dest->len = self.len;
dest->capacity = self.capacity;
dest->buffer = self.buffer;
if (self.capacity > 0)
{
dest->buffer = mem_alloc_array(self.capacity, sizeof(t_subtree));
mem_copy(dest->buffer, self.buffer, self.len * sizeof(t_subtree));
i = 0;
while (i < self.len)
dest->buffer[i++]->ref_count++;
}
}
void ts_subtree_array_clear(t_vec_subtree *self)
{
t_usize i;
i = 0;
while (i < self->len)
ts_subtree_release(self->buffer[i++]);
}
void ts_subtree_array_delete(t_vec_subtree *self)
{
ts_subtree_array_clear(self);
vec_subtree_free(*self);
}
void ts_subtree_array_remove_trailing_extras(t_vec_subtree *self, t_vec_subtree *destination)
{
t_subtree last;
destination->len = 0;
while (self->len > 0)
{
last = self->buffer[self->len - 1];
if (ts_subtree_extra(last))
{
self->len--;
vec_subtree_push(destination, last);
}
else
break;
}
vec_subtree_reverse(destination);
}
t_subtree ts_subtree_new_leaf(TSSymbol symbol, Length padding, Length size, t_u32 lookahead_bytes, TSStateId parse_state,
bool has_external_tokens, bool depends_on_column, bool is_keyword, const TSLanguage *language)
{
TSSymbolMetadata metadata;
bool extra;
t_subtree_data *data;
extra = symbol == ts_builtin_sym_end;
metadata = ts_language_symbol_metadata(language, symbol);
data = mem_alloc(sizeof(*data));
*data = (t_subtree_data){.ref_count = 1,
.padding = padding,
.size = size,
.lookahead_bytes = lookahead_bytes,
.error_cost = 0,
.child_count = 0,
.symbol = symbol,
.parse_state = parse_state,
.visible = metadata.visible,
.named = metadata.named,
.extra = extra,
.fragile_left = false,
.fragile_right = false,
.has_changes = false,
.has_external_tokens = has_external_tokens,
.has_external_scanner_state_change = false,
.depends_on_column = depends_on_column,
.is_missing = false,
.is_keyword = is_keyword,
{{.first_leaf = {.symbol = 0, .parse_state = 0}}}};
return ((t_subtree)data);
}
void ts_subtree_set_symbol(t_subtree *self, TSSymbol symbol, const TSLanguage *language)
{
TSSymbolMetadata metadata;
metadata = ts_language_symbol_metadata(language, symbol);
(*self)->symbol = symbol;
(*self)->named = metadata.named;
(*self)->visible = metadata.visible;
}
t_subtree ts_subtree_new_error(t_i32 lookahead_char, Length padding, Length size, t_u32 bytes_scanned, TSStateId parse_state,
const TSLanguage *language)
{
t_subtree result;
result = ts_subtree_new_leaf(ts_builtin_sym_error, padding, size, bytes_scanned, parse_state, false, false, false, language);
result->fragile_left = true;
result->fragile_right = true;
result->lookahead_char = lookahead_char;
return (result);
}
// Clone a subtree.
t_subtree ts_subtree_clone(t_subtree self)
{
t_usize alloc_size;
t_usize i;
t_subtree *new_children;
t_subtree *old_children;
t_subtree_data *result;
alloc_size = ts_subtree_alloc_size(self->child_count);
new_children = mem_alloc(alloc_size);
old_children = ts_subtree_children(self);
mem_copy(new_children, old_children, alloc_size);
result = (t_subtree_data *)&new_children[self->child_count];
i = 0;
if (self->child_count > 0)
while (i < self->child_count)
(new_children[i++]->ref_count++);
else if (self->has_external_tokens)
result->external_scanner_state = ts_external_scanner_state_copy(&self->external_scanner_state);
result->ref_count = 1;
return ((t_subtree)result);
}
// Get mutable version of a subtree.
//
// This takes ownership of the subtree. If the subtree has only one owner,
// this will directly convert it into a mutable version. Otherwise, it will
// perform a copy.
t_subtree ts_subtree_ensure_owner(t_subtree self)
{
t_subtree result;
result = ts_subtree_clone(self);
ts_subtree_release(self);
return result;
}
// Assign all of the node's properties that depend on its children.
void ts_subtree_summarize_children(t_subtree self, const TSLanguage *language)
{
self->named_child_count = 0;
self->visible_child_count = 0;
self->error_cost = 0;
self->repeat_depth = 0;
self->visible_descendant_count = 0;
self->has_external_tokens = false;
self->depends_on_column = false;
self->has_external_scanner_state_change = false;
self->dynamic_precedence = 0;
t_u32 structural_index = 0;
const TSSymbol *alias_sequence = ts_language_alias_sequence(language, self->production_id);
t_u32 lookahead_end_byte = 0;
t_subtree *children = ts_subtree_children(self);
for (t_u32 i = 0; i < self->child_count; i++)
{
t_subtree child = children[i];
if (self->size.extent.row == 0 && ts_subtree_depends_on_column(child))
self->depends_on_column = true;
if (ts_subtree_has_external_scanner_state_change(child))
self->has_external_scanner_state_change = true;
if (i == 0)
{
self->padding = ts_subtree_padding(child);
self->size = ts_subtree_size(child);
}
else
self->size = length_add(self->size, ts_subtree_total_size(child));
t_u32 child_lookahead_end_byte = self->padding.bytes + self->size.bytes + ts_subtree_lookahead_bytes(child);
if (child_lookahead_end_byte > lookahead_end_byte)
lookahead_end_byte = child_lookahead_end_byte;
if (ts_subtree_symbol(child) != ts_builtin_sym_error_repeat)
self->error_cost += ts_subtree_error_cost(child);
t_u32 grandchild_count = ts_subtree_child_count(child);
if (self->symbol == ts_builtin_sym_error || self->symbol == ts_builtin_sym_error_repeat)
{
if (!ts_subtree_extra(child) && !(ts_subtree_is_error(child) && grandchild_count == 0))
{
if (ts_subtree_visible(child))
self->error_cost += ERROR_COST_PER_SKIPPED_TREE;
else if (grandchild_count > 0)
self->error_cost += ERROR_COST_PER_SKIPPED_TREE * child->visible_child_count;
}
}
self->dynamic_precedence += ts_subtree_dynamic_precedence(child);
self->visible_descendant_count += ts_subtree_visible_descendant_count(child);
if (alias_sequence && alias_sequence[structural_index] != 0 && !ts_subtree_extra(child))
{
self->visible_descendant_count++;
self->visible_child_count++;
if (ts_language_symbol_metadata(language, alias_sequence[structural_index]).named)
self->named_child_count++;
}
else if (ts_subtree_visible(child))
{
self->visible_descendant_count++;
self->visible_child_count++;
if (ts_subtree_named(child))
self->named_child_count++;
}
else if (grandchild_count > 0)
{
self->visible_child_count += child->visible_child_count;
self->named_child_count += child->named_child_count;
}
if (ts_subtree_has_external_tokens(child))
self->has_external_tokens = true;
if (ts_subtree_is_error(child))
{
self->fragile_left = self->fragile_right = true;
self->parse_state = TS_TREE_STATE_NONE;
}
if (!ts_subtree_extra(child))
structural_index++;
}
self->lookahead_bytes = lookahead_end_byte - self->size.bytes - self->padding.bytes;
if (self->symbol == ts_builtin_sym_error || self->symbol == ts_builtin_sym_error_repeat)
self->error_cost +=
ERROR_COST_PER_RECOVERY + ERROR_COST_PER_SKIPPED_CHAR * self->size.bytes + ERROR_COST_PER_SKIPPED_LINE * self->size.extent.row;
if (self->child_count > 0)
{
t_subtree first_child = children[0];
t_subtree last_child = children[self->child_count - 1];
self->first_leaf.symbol = ts_subtree_leaf_symbol(first_child);
self->first_leaf.parse_state = ts_subtree_leaf_parse_state(first_child);
if (ts_subtree_fragile_left(first_child))
self->fragile_left = true;
if (ts_subtree_fragile_right(last_child))
self->fragile_right = true;
if (self->child_count >= 2 && !self->visible && !self->named && ts_subtree_symbol(first_child) == self->symbol)
{
if (ts_subtree_repeat_depth(first_child) > ts_subtree_repeat_depth(last_child))
self->repeat_depth = ts_subtree_repeat_depth(first_child) + 1;
else
self->repeat_depth = ts_subtree_repeat_depth(last_child) + 1;
}
}
}
// Create a new parent node with the given children.
//
// This takes ownership of the children array.
t_subtree ts_subtree_new_node(TSSymbol symbol, t_vec_subtree *children, t_u32 production_id, const TSLanguage *language)
{
TSSymbolMetadata metadata;
bool fragile;
t_usize new_byte_size;
t_subtree data;
metadata = ts_language_symbol_metadata(language, symbol);
fragile = symbol == ts_builtin_sym_error || symbol == ts_builtin_sym_error_repeat;
new_byte_size = ts_subtree_alloc_size(children->len);
if (children->capacity * sizeof(t_subtree) < new_byte_size)
{
children->buffer = mem_realloc(children->buffer, new_byte_size);
children->capacity = (t_u32)(new_byte_size / sizeof(t_subtree));
}
data = (t_subtree)&children->buffer[children->len];
*data = (t_subtree_data){.ref_count = 1,
.symbol = symbol,
.child_count = children->len,
.visible = metadata.visible,
.named = metadata.named,
.has_changes = false,
.has_external_scanner_state_change = false,
.fragile_left = fragile,
.fragile_right = fragile,
.is_keyword = false,
{{
.visible_descendant_count = 0,
.production_id = production_id,
.first_leaf = {.symbol = 0, .parse_state = 0},
}}};
ts_subtree_summarize_children(data, language);
return (data);
}
// Create a new error node containing the given children.
//
// This node is treated as 'extra'. Its children are prevented from having
// having any effect on the parse state.
t_subtree ts_subtree_new_error_node(t_vec_subtree *children, bool extra, const TSLanguage *language)
{
t_subtree result;
result = ts_subtree_new_node(ts_builtin_sym_error, children, 0, language);
result->extra = extra;
return (result);
}
// Create a new 'missing leaf' node.
//
// This node is treated as 'extra'. Its children are prevented from having
// having any effect on the parse state.
t_subtree ts_subtree_new_missing_leaf(TSSymbol symbol, Length padding, t_u32 lookahead_bytes, const TSLanguage *language)
{
t_subtree result;
result = ts_subtree_new_leaf(symbol, padding, length_zero(), lookahead_bytes, 0, false, false, false, language);
result->is_missing = true;
return (result);
}

6
parser/src/subtree/subtree_funcs1.c → parser/src/subtree/subtree_funcs.c
View file

@ -67,9 +67,10 @@ int subtree_compare_func(t_subtree left, t_subtree right)
int ts_subtree_compare(t_subtree left, t_subtree right)
{
t_vec_subtree cmp_stack;
t_i8 result = 0;
t_i8 result;
t_usize i;
result = 0;
cmp_stack = vec_subtree_new(16, NULL);
vec_subtree_push(&cmp_stack, (left));
vec_subtree_push(&cmp_stack, (right));
@ -77,7 +78,6 @@ int ts_subtree_compare(t_subtree left, t_subtree right)
{
vec_subtree_pop(&cmp_stack, &left);
vec_subtree_pop(&cmp_stack, &right);
result = subtree_compare_func(left, right);
if (result != 0)
return (vec_subtree_free(cmp_stack), result);
@ -108,7 +108,7 @@ t_subtree ts_subtree_last_external_token(t_subtree tree)
if (ts_subtree_has_external_tokens(child))
{
tree = child;
break;
break ;
}
i--;
}

64
parser/src/subtree/subtree_helper.c Normal file
View file

@ -0,0 +1,64 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* subtree_helper.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/09/02 21:34:30 by maiboyer #+# #+# */
/* Updated: 2024/09/02 21:39:19 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "parser/language.h"
#include "parser/subtree.h"
void ts_subtree_set_symbol(t_subtree *self, TSSymbol symbol,
const TSLanguage *language)
{
TSSymbolMetadata metadata;
metadata = ts_language_symbol_metadata(language, symbol);
(*self)->symbol = symbol;
(*self)->named = metadata.named;
(*self)->visible = metadata.visible;
}
// Clone a subtree.
t_subtree ts_subtree_clone(t_subtree self)
{
t_usize alloc_size;
t_usize i;
t_subtree *new_children;
t_subtree *old_children;
t_subtree_data *result;
alloc_size = ts_subtree_alloc_size(self->child_count);
new_children = mem_alloc(alloc_size);
old_children = ts_subtree_children(self);
mem_copy(new_children, old_children, alloc_size);
result = (t_subtree_data *)&new_children[self->child_count];
i = 0;
if (self->child_count > 0)
{
while (i < self->child_count)
{
new_children[i]->ref_count++;
i++;
}
}
else if (self->has_external_tokens)
result->external_scanner_state = \
ts_external_scanner_state_copy(&self->external_scanner_state);
result->ref_count = 1;
return ((t_subtree)result);
}
t_subtree ts_subtree_ensure_owner(t_subtree self)
{
t_subtree result;
result = ts_subtree_clone(self);
ts_subtree_release(self);
return (result);
}

107
parser/src/subtree/subtree_new.c Normal file
View file

@ -0,0 +1,107 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* subtree_new.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/09/02 21:33:35 by maiboyer #+# #+# */
/* Updated: 2024/09/02 21:41:54 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "parser/language.h"
#include "parser/subtree.h"
// Create a new parent node with the given children.
//
// This takes ownership of the children array.
t_subtree ts_subtree_new_node(TSSymbol symbol, t_vec_subtree *children,
t_u32 production_id, const TSLanguage *language)
{
TSSymbolMetadata metadata;
bool fragile;
t_subtree data;
metadata = ts_language_symbol_metadata(language, symbol);
fragile = symbol == ts_builtin_sym_error
|| symbol == ts_builtin_sym_error_repeat;
vec_subtree_reserve(children, ts_subtree_alloc_size(children->len)
/ sizeof(t_subtree));
data = (children->buffer[children->len]);
*data = (t_subtree_data){.ref_count = 1, .symbol = symbol, .child_count = \
children->len, .visible = metadata.visible, .named = metadata.named, \
.has_changes = false, .has_external_scanner_state_change = false, \
.fragile_left = fragile, .fragile_right = fragile, .is_keyword = false, \
{{.visible_descendant_count = 0, .production_id = production_id, \
.first_leaf = {.symbol = 0, .parse_state = 0}, }}};
ts_subtree_summarize_children(data, language);
return (data);
}
// Create a new error node containing the given children.
//
// This node is treated as 'extra'. Its children are prevented from having
// having any effect on the parse state.
t_subtree ts_subtree_new_error_node(t_vec_subtree *children, bool extra,
const TSLanguage *language)
{
t_subtree result;
result = ts_subtree_new_node(ts_builtin_sym_error, children, 0, language);
result->extra = extra;
return (result);
}
// Create a new 'missing leaf' node.
//
// This node is treated as 'extra'. Its children are prevented from having
// having any effect on the parse state.
t_subtree ts_subtree_new_missing_leaf(TSSymbol symbol, Length padding,
t_u32 lookahead_bytes, const TSLanguage *language)
{
t_subtree result;
result = ts_subtree_new_leaf(symbol, padding, length_zero(),
lookahead_bytes, 0, false, false, false, language);
result->is_missing = true;
return (result);
}
t_subtree ts_subtree_new_leaf(TSSymbol symbol, Length padding, Length size,
t_u32 lookahead_bytes, TSStateId parse_state, bool has_external_tokens,
bool depends_on_column, bool is_keyword, const TSLanguage *language)
{
TSSymbolMetadata metadata;
bool extra;
t_subtree_data *data;
extra = symbol == ts_builtin_sym_end;
metadata = ts_language_symbol_metadata(language, symbol);
data = mem_alloc(sizeof(*data));
*data = (t_subtree_data){.ref_count = 1, .padding = padding, .size = size,
.lookahead_bytes = lookahead_bytes, .error_cost = 0, .child_count = 0,
.symbol = symbol, .parse_state = parse_state,
.visible = metadata.visible, .named = metadata.named, .extra = extra,
.fragile_left = false, .fragile_right = false, .has_changes = false,
.has_external_tokens = has_external_tokens,
.has_external_scanner_state_change = false,
.depends_on_column = depends_on_column, .is_missing = false,
.is_keyword = is_keyword, {{.first_leaf = {.symbol = 0,
.parse_state = 0}}}};
return ((t_subtree)data);
}
t_subtree ts_subtree_new_error(t_i32 lookahead_char, Length padding,
Length size, t_u32 bytes_scanned, TSStateId parse_state,
const TSLanguage *language)
{
t_subtree result;
result = ts_subtree_new_leaf(ts_builtin_sym_error, padding, size,
bytes_scanned, parse_state, false, false, false, language);
result->fragile_left = true;
result->fragile_right = true;
result->lookahead_char = lookahead_char;
return (result);
}

142
parser/src/subtree/subtree_summarize.c Normal file
View file

@ -0,0 +1,142 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* subtree_summarize.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/09/02 21:35:24 by maiboyer #+# #+# */
/* Updated: 2024/09/02 21:44:43 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "parser/language.h"
#include "parser/subtree.h"
// Assign all of the node's properties that depend on its children.
void ts_subtree_summarize_children(t_subtree self,
const TSLanguage *language)
{
t_u32 structural_index;
const TSSymbol *alias_sequence;
t_u32 lookahead_end_byte;
t_subtree *children;
t_subtree child;
t_u32 child_lookahead_end_byte;
t_u32 grandchild_count;
t_subtree first_child;
t_subtree last_child;
t_usize i;
alias_sequence = ts_language_alias_sequence(language, self->production_id);
self->named_child_count = 0;
self->visible_child_count = 0;
self->error_cost = 0;
self->repeat_depth = 0;
self->visible_descendant_count = 0;
self->has_external_tokens = false;
self->depends_on_column = false;
self->has_external_scanner_state_change = false;
self->dynamic_precedence = 0;
structural_index = 0;
lookahead_end_byte = 0;
children = ts_subtree_children(self);
i = 0;
while (i < self->child_count)
{
child = children[i];
if (self->size.extent.row == 0 && ts_subtree_depends_on_column(child))
self->depends_on_column = true;
if (ts_subtree_has_external_scanner_state_change(child))
self->has_external_scanner_state_change = true;
if (i == 0)
{
self->padding = ts_subtree_padding(child);
self->size = ts_subtree_size(child);
}
else
self->size = length_add(self->size, ts_subtree_total_size(child));
child_lookahead_end_byte = self->padding.bytes + self->size.bytes
+ ts_subtree_lookahead_bytes(child);
if (child_lookahead_end_byte > lookahead_end_byte)
lookahead_end_byte = child_lookahead_end_byte;
if (ts_subtree_symbol(child) != ts_builtin_sym_error_repeat)
self->error_cost += ts_subtree_error_cost(child);
grandchild_count = ts_subtree_child_count(child);
if (self->symbol == ts_builtin_sym_error
|| self->symbol == ts_builtin_sym_error_repeat)
{
if (!ts_subtree_extra(child) && !(ts_subtree_is_error(child)
&& grandchild_count == 0))
{
if (ts_subtree_visible(child))
self->error_cost += ERROR_COST_PER_SKIPPED_TREE;
else if (grandchild_count > 0)
self->error_cost += ERROR_COST_PER_SKIPPED_TREE
* child->visible_child_count;
}
}
self->dynamic_precedence += ts_subtree_dynamic_precedence(child);
self->visible_descendant_count
+= ts_subtree_visible_descendant_count(child);
if (alias_sequence && alias_sequence[structural_index] != 0
&& !ts_subtree_extra(child))
{
self->visible_descendant_count++;
self->visible_child_count++;
if (ts_language_symbol_metadata(language,
alias_sequence[structural_index]).named)
self->named_child_count++;
}
else if (ts_subtree_visible(child))
{
self->visible_descendant_count++;
self->visible_child_count++;
if (ts_subtree_named(child))
self->named_child_count++;
}
else if (grandchild_count > 0)
{
self->visible_child_count += child->visible_child_count;
self->named_child_count += child->named_child_count;
}
if (ts_subtree_has_external_tokens(child))
self->has_external_tokens = true;
if (ts_subtree_is_error(child))
{
self->fragile_left = true;
self->fragile_right = true;
self->parse_state = TS_TREE_STATE_NONE;
}
if (!ts_subtree_extra(child))
structural_index++;
i++;
}
self->lookahead_bytes = lookahead_end_byte - self->size.bytes
- self->padding.bytes;
if (self->symbol == ts_builtin_sym_error
|| self->symbol == ts_builtin_sym_error_repeat)
self->error_cost += ERROR_COST_PER_RECOVERY
+ ERROR_COST_PER_SKIPPED_CHAR * self->size.bytes
+ ERROR_COST_PER_SKIPPED_LINE * self->size.extent.row;
if (self->child_count > 0)
{
first_child = children[0];
last_child = children[self->child_count - 1];
self->first_leaf.symbol = ts_subtree_leaf_symbol(first_child);
self->first_leaf.parse_state = ts_subtree_leaf_parse_state(first_child);
if (ts_subtree_fragile_left(first_child))
self->fragile_left = true;
if (ts_subtree_fragile_right(last_child))
self->fragile_right = true;
if (self->child_count >= 2 && !self->visible && !self->named
&& ts_subtree_symbol(first_child) == self->symbol)
{
if (ts_subtree_repeat_depth(first_child) > \
ts_subtree_repeat_depth(last_child))
self->repeat_depth = ts_subtree_repeat_depth(first_child) + 1;
else
self->repeat_depth = ts_subtree_repeat_depth(last_child) + 1;
}
}
}

70
parser/src/subtree/subtree_vec_helper.c Normal file
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@ -0,0 +1,70 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* subtree_vec_helper.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/09/02 21:28:56 by maiboyer #+# #+# */
/* Updated: 2024/09/02 21:42:14 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "me/mem/mem.h"
#include "me/vec/vec_subtree.h"
#include "parser/subtree.h"
void ts_subtree_array_copy(t_vec_subtree self, t_vec_subtree *dest)
{
t_usize i;
dest->len = self.len;
dest->capacity = self.capacity;
dest->buffer = self.buffer;
if (self.capacity > 0)
{
dest->buffer = mem_alloc_array(self.capacity, sizeof(t_subtree));
mem_copy(dest->buffer, self.buffer, self.len * sizeof(t_subtree));
i = 0;
while (i < self.len)
{
dest->buffer[i]->ref_count++;
i++;
}
}
}
void ts_subtree_array_clear(t_vec_subtree *self)
{
t_usize i;
i = 0;
while (i < self->len)
ts_subtree_release(self->buffer[i++]);
}
void ts_subtree_array_delete(t_vec_subtree *self)
{
ts_subtree_array_clear(self);
vec_subtree_free(*self);
}
void ts_subtree_array_remove_trailing_extras(t_vec_subtree *self,
t_vec_subtree *destination)
{
t_subtree last;
destination->len = 0;
while (self->len > 0)
{
last = self->buffer[self->len - 1];
if (ts_subtree_extra(last))
{
self->len--;
vec_subtree_push(destination, last);
}
else
break ;
}
vec_subtree_reverse(destination);
}