static void parse_suffixes(w_query* res, const json_ref& query) {
size_t i;
auto suffixes = query.get_default("suffix");
if (!suffixes) {
return;
}
if (suffixes.isString()) {
auto suff = parse_suffix(suffixes);
res->suffixes.emplace_back(std::move(suff));
return;
}
if (!suffixes.isArray()) {
throw QueryParseError("'suffix' must be a string or an array of strings");
}
res->suffixes.reserve(json_array_size(suffixes));
for (i = 0; i < json_array_size(suffixes); i++) {
const auto& ele = suffixes.at(i);
if (!ele.isString()) {
throw QueryParseError("'suffix' must be a string or an array of strings");
}
auto suff = parse_suffix(ele);
res->suffixes.emplace_back(std::move(suff));
}
}
static void parse_query_expression(w_query* res, const json_ref& query) {
auto exp = query.get_default("expression");
if (!exp) {
// Empty expression means that we emit all generated files
return;
}
res->expr = w_query_expr_parse(res, exp);
}
static void parse_benchmark(w_query* res, const json_ref& query) {
// Preserve behavior by supporting a boolean value. Also support int values.
auto bench = query.get_default("bench");
if (bench) {
if (bench.isBool()) {
res->bench_iterations = 100;
} else {
res->bench_iterations = json_integer_value(bench);
}
}
}
static void parse_request_id(w_query* res, const json_ref& query) {
auto request_id = query.get_default("request_id");
if (!request_id) {
return;
}
if (!request_id.isString()) {
throw QueryParseError("'request_id' must be a string");
}
res->request_id = json_to_w_string(request_id);
}
LocalSavedStateInterface::LocalSavedStateInterface(
const json_ref& savedStateConfig,
const SCM* scm)
: SavedStateInterface(savedStateConfig), scm_(scm) {
// Max commits to search in source control history for a saved state
auto maxCommits = savedStateConfig.get_default("max-commits");
if (maxCommits) {
if (!maxCommits.isInt()) {
throw QueryParseError("'max-commits' must be an integer");
}
maxCommits_ = json_integer_value(maxCommits);
if (maxCommits_ < 1) {
throw QueryParseError("'max-commits' must be a positive integer");
}
} else {
maxCommits_ = kDefaultMaxCommits;
}
// Local path to search for saved states. This path will only ever be read,
// never written.
auto localStoragePath = savedStateConfig.get_default("local-storage-path");
if (!localStoragePath) {
throw QueryParseError(
"'local-storage-path' must be present in saved state config");
}
if (!localStoragePath.isString()) {
throw QueryParseError("'local-storage-path' must be a string");
}
localStoragePath_ = json_to_w_string(localStoragePath);
if (!w_string_path_is_absolute(localStoragePath_)) {
throw QueryParseError("'local-storage-path' must be an absolute path");
}
// The saved state project must be a sub-directory in the local storage
// path.
if (w_string_path_is_absolute(project_)) {
throw QueryParseError("'project' must be a relative path");
}
}
static bool parse_since(w_query* res, const json_ref& query) {
auto since = query.get_default("since");
if (!since) {
return true;
}
auto spec = ClockSpec::parseOptionalClockSpec(since);
if (spec) {
// res owns the ref to spec
res->since_spec = std::move(spec);
return true;
}
throw QueryParseError("invalid value for 'since'");
}
static void parse_relative_root(
const std::shared_ptr<w_root_t>& root,
w_query* res,
const json_ref& query) {
auto relative_root = query.get_default("relative_root");
if (!relative_root) {
return;
}
if (!relative_root.isString()) {
throw QueryParseError("'relative_root' must be a string");
}
auto path = json_to_w_string(relative_root).normalizeSeparators();
auto canon_path = w_string_canon_path(path);
res->relative_root = w_string::pathCat({root->root_path, canon_path});
res->relative_root_slash =
w_string::printf("%s/", res->relative_root.c_str());
}
static bool parse_paths(w_query* res, const json_ref& query) {
size_t i;
auto paths = query.get_default("path");
if (!paths) {
return true;
}
if (!paths.isArray()) {
throw QueryParseError("'path' must be an array");
}
res->paths.resize(json_array_size(paths));
for (i = 0; i < json_array_size(paths); i++) {
const auto& ele = paths.at(i);
w_string name;
res->paths[i].depth = -1;
if (ele.isString()) {
name = json_to_w_string(ele);
} else if (ele.isObject()) {
name = json_to_w_string(ele.get("path"));
auto depth = ele.get("depth");
if (!depth.isInt()) {
throw QueryParseError("path.depth must be an integer");
}
res->paths[i].depth = json_integer_value(depth);
} else {
throw QueryParseError(
"expected object with 'path' and 'depth' properties");
}
res->paths[i].name = name.normalizeSeparators();
}
return true;
}
void parse_globs(w_query* res, const json_ref& query) {
size_t i;
int noescape = 0;
int includedotfiles = 0;
auto globs = query.get_default("glob");
if (!globs) {
return;
}
if (!json_is_array(globs)) {
throw QueryParseError("'glob' must be an array");
}
// Globs implicitly enable dedup_results mode
res->dedup_results = true;
if (json_unpack(query, "{s?b}", "glob_noescape", &noescape) != 0) {
throw QueryParseError("glob_noescape must be a boolean");
}
if (json_unpack(query, "{s?b}", "glob_includedotfiles", &includedotfiles) !=
0) {
throw QueryParseError("glob_includedotfiles must be a boolean");
}
res->glob_flags =
(includedotfiles ? 0 : WM_PERIOD) | (noescape ? WM_NOESCAPE : 0);
res->glob_tree = watchman::make_unique<watchman_glob_tree>("", 0);
for (i = 0; i < json_array_size(globs); i++) {
const auto& ele = globs.at(i);
const auto& pattern = json_to_w_string(ele);
if (!add_glob(res->glob_tree.get(), pattern)) {
throw QueryParseError("failed to compile multi-glob");
}
}
}
std::shared_ptr<w_query> w_query_parse(
const std::shared_ptr<w_root_t>& root,
const json_ref& query) {
auto result = std::make_shared<w_query>();
auto res = result.get();
parse_benchmark(res, query);
parse_case_sensitive(res, root, query);
parse_sync(res, query);
parse_dedup(res, query);
parse_lock_timeout(res, query);
parse_relative_root(root, res, query);
parse_empty_on_fresh_instance(res, query);
/* Look for path generators */
parse_paths(res, query);
/* Look for glob generators */
parse_globs(res, query);
/* Look for suffix generators */
parse_suffixes(res, query);
/* Look for since generator */
parse_since(res, query);
parse_query_expression(res, query);
parse_request_id(res, query);
parse_field_list(query.get_default("fields"), &res->fieldList);
res->query_spec = query;
return result;
}
