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Add -show-unused (Shows unused package declarations of all imported packages)

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Crude output at the moment but better than nothing
This commit is contained in:
gingerBill
2020-11-17 12:10:25 +00:00
parent ca4b0527e8
commit 6f71d1f2a9
7 changed files with 208 additions and 33 deletions
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28
src/checker.cpp
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@@ -700,7 +700,7 @@ void init_universal(void) {
builtin_pkg->kind = Package_Normal;
builtin_pkg->scope = create_scope(nullptr);
builtin_pkg->scope->flags |= ScopeFlag_Pkg | ScopeFlag_Global;
builtin_pkg->scope->flags |= ScopeFlag_Pkg | ScopeFlag_Global | ScopeFlag_Builtin;
builtin_pkg->scope->pkg = builtin_pkg;
intrinsics_pkg = gb_alloc_item(a, AstPackage);
@@ -708,7 +708,7 @@ void init_universal(void) {
intrinsics_pkg->kind = Package_Normal;
intrinsics_pkg->scope = create_scope(nullptr);
intrinsics_pkg->scope->flags |= ScopeFlag_Pkg | ScopeFlag_Global;
intrinsics_pkg->scope->flags |= ScopeFlag_Pkg | ScopeFlag_Global | ScopeFlag_Builtin;
intrinsics_pkg->scope->pkg = intrinsics_pkg;
config_pkg = gb_alloc_item(a, AstPackage);
@@ -716,7 +716,7 @@ void init_universal(void) {
config_pkg->kind = Package_Normal;
config_pkg->scope = create_scope(nullptr);
config_pkg->scope->flags |= ScopeFlag_Pkg | ScopeFlag_Global;
config_pkg->scope->flags |= ScopeFlag_Pkg | ScopeFlag_Global | ScopeFlag_Builtin;
config_pkg->scope->pkg = config_pkg;
@@ -1501,11 +1501,10 @@ void add_min_dep_type_info(Checker *c, Type *t) {
ti_index = type_info_index(&c->info, t, false);
}
GB_ASSERT(ti_index >= 0);
if (ptr_set_exists(set, ti_index)) {
if (ptr_set_update(set, ti_index)) {
// Type Already exists
return;
}
ptr_set_add(set, ti_index);
// Add nested types
if (t->kind == Type_Named) {
@@ -1688,12 +1687,10 @@ void add_dependency_to_set(Checker *c, Entity *entity) {
}
}
if (ptr_set_exists(set, entity)) {
if (ptr_set_update(set, entity)) {
return;
}
ptr_set_add(set, entity);
DeclInfo *decl = decl_info_of_entity(entity);
if (decl == nullptr) {
return;
@@ -3567,11 +3564,9 @@ struct ImportPathItem {
Array<ImportPathItem> find_import_path(Checker *c, AstPackage *start, AstPackage *end, PtrSet<AstPackage *> *visited) {
Array<ImportPathItem> empty_path = {};
if (ptr_set_exists(visited, start)) {
if (ptr_set_update(visited, start)) {
return empty_path;
}
ptr_set_add(visited, start);
String path = start->fullpath;
AstPackage **found = string_map_get(&c->info.packages, path);
@@ -3657,10 +3652,8 @@ void check_add_import_decl(CheckerContext *ctx, Ast *decl) {
GB_ASSERT(scope->flags&ScopeFlag_Pkg);
if (ptr_set_exists(&parent_scope->imported, scope)) {
if (ptr_set_update(&parent_scope->imported, scope)) {
// error(token, "Multiple import of the same file within this scope");
} else {
ptr_set_add(&parent_scope->imported, scope);
}
String import_name = path_to_entity_name(id->import_name.string, id->fullpath, false);
@@ -4013,10 +4006,9 @@ void check_import_entities(Checker *c) {
if (pkg == nullptr) {
continue;
}
if (ptr_set_exists(&emitted, pkg)) {
if (ptr_set_update(&emitted, pkg)) {
continue;
}
ptr_set_add(&emitted, pkg);
array_add(&package_order, n);
}
@@ -4259,11 +4251,9 @@ void calculate_global_init_order(Checker *c) {
// if (!decl_info_has_init(d)) {
// continue;
// }
if (ptr_set_exists(&emitted, d)) {
if (ptr_set_update(&emitted, d)) {
continue;
}
ptr_set_add(&emitted, d);
array_add(&info->variable_init_order, d);
}