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Adopt the new AST in add_pending_with_file_detection

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This switches add_pending_with_file_detection from parsing with parse_tree
to the new ast.
This commit is contained in:
ridiculousfish 2020-06-21 16:45:26 -07:00
parent 202fdfa54a
commit 6b24edccf6
1 changed files with 12 additions and 17 deletions
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27
src/history.cpp
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@ -1274,41 +1274,36 @@ void history_t::add_pending_with_file_detection(const wcstring &str,
// Find all arguments that look like they could be file paths.
bool needs_sync_write = false;
parse_node_tree_t tree;
parse_tree_from_string(str, parse_flag_none, &tree, nullptr);
using namespace ast;
auto ast = ast_t::parse(str);
path_list_t potential_paths;
for (const parse_node_t &node : tree) {
if (!node.has_source()) {
continue;
}
if (node.type == symbol_argument) {
wcstring potential_path = node.get_source(str);
for (const node_t &node : ast) {
if (const argument_t *arg = node.try_as<argument_t>()) {
wcstring potential_path = arg->source(str);
bool unescaped = unescape_string_in_place(&potential_path, UNESCAPE_DEFAULT);
if (unescaped && string_could_be_path(potential_path)) {
potential_paths.push_back(potential_path);
}
} else if (node.type == symbol_plain_statement) {
} else if (const decorated_statement_t *stmt = node.try_as<decorated_statement_t>()) {
// Hack hack hack - if the command is likely to trigger an exit, then don't do
// background file detection, because we won't be able to write it to our history file
// before we exit.
// Also skip it for 'echo'. This is because echo doesn't take file paths, but also
// because the history file test wants to find the commands in the history file
// immediately after running them, so it can't tolerate the asynchronous file detection.
if (get_decoration({&tree, &node}) == parse_statement_decoration_exec) {
if (stmt->decoration() == parse_statement_decoration_exec) {
needs_sync_write = true;
}
if (maybe_t<wcstring> command = command_for_plain_statement({&tree, &node}, str)) {
unescape_string_in_place(&*command, UNESCAPE_DEFAULT);
if (*command == L"exit" || *command == L"reboot" || *command == L"restart" ||
*command == L"echo") {
wcstring command = stmt->command.source(str);
unescape_string_in_place(&command, UNESCAPE_DEFAULT);
if (command == L"exit" || command == L"reboot" || command == L"restart" ||
command == L"echo") {
needs_sync_write = true;
}
}
}
}
// If we got a path, we'll perform file detection for autosuggestion hinting.
bool wants_file_detection = !potential_paths.empty() && !needs_sync_write;