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236use std::collections::BTreeMap;
use std::fs::File;
use std::fs::Metadata;
use std::io::{self, BufRead};
use std::path::Path;
use std::{env, fs, process};
fn main() {
let mut added_signals: BTreeMap<String, u32> = Default::default();
let mut emitted_signals: BTreeMap<String, u32> = Default::default();
let mut connected_signals: BTreeMap<String, u32> = Default::default();
let mut compat_connected_signals: BTreeMap<String, u32> = Default::default();
let all_arguments: Vec<String> = env::args().collect();
if all_arguments.len() < 2 {
println!("You must provide absolute path when Godot can be found");
process::exit(1);
}
let godot_directory = all_arguments[1].trim_end_matches('/').to_string() + "/";
if !Path::new(&godot_directory).is_dir() {
println!("{} isn't proper directory", all_arguments[1]);
process::exit(1);
}
if !Path::new(&(godot_directory.to_string() + "/icon.svg")).exists() {
println!("{} isn't proper Godot repository", all_arguments[1]);
process::exit(1);
}
let mut folders_to_check: Vec<String> = Vec::new();
let mut next_folder: String;
let mut current_folder: String;
folders_to_check.push(godot_directory);
while !folders_to_check.is_empty() {
current_folder = folders_to_check.pop().unwrap();
let read_dir = match fs::read_dir(¤t_folder) {
Ok(t) => t,
_ => continue,
};
for entry in read_dir {
let entry_data = match entry {
Ok(t) => t,
Err(_) => continue, //Permissions denied
};
let metadata: Metadata = match entry_data.metadata() {
Ok(t) => t,
Err(_) => continue, //Permissions denied
};
if metadata.is_dir() {
let folder_name: String = match entry_data.file_name().into_string() {
Ok(t) => t,
Err(_) => continue, // Permission Denied
};
if folder_name == "thirdparty"
|| folder_name.starts_with('.')
|| folder_name == "__pycache__"
|| folder_name == "misc"
{
continue;
}
next_folder = "".to_string() + &*current_folder.to_string() + &*folder_name + "/";
folders_to_check.push(next_folder);
} else if metadata.is_file() {
let file_name: String = match entry_data.file_name().into_string() {
Ok(t) => t,
Err(_) => continue, // Permission Denied
};
if (!file_name.ends_with(".cpp") && !file_name.ends_with(".h")) || file_name.ends_with(".gen.h") {
continue;
}
if let Ok(file) = File::open(current_folder.to_string() + &file_name) {
// Consumes the iterator, returns an (Optional) String
for line in io::BufReader::new(file).lines() {
if let Ok(ip) = line {
if ip.trim().starts_with("//"){
continue;
}
if ip.contains("ADD_SIGNAL(MethodInfo(\"") {
let vector: Vec<&str> = ip.split("ADD_SIGNAL(MethodInfo(").collect();
let second_vector: Vec<&str> = vector.get(1).unwrap().split('\"').collect();
let signal_name = second_vector.get(1).unwrap();
let current_value = match added_signals.get(&*signal_name.to_string()) {
Some(t) => *t,
None => 0,
};
added_signals.insert(signal_name.to_string(), current_value + 1);
} else if ip.contains("emit_signal(CoreStringNames::get_singleton()->") {
let vector: Vec<&str> =
ip.split("emit_signal(CoreStringNames::get_singleton()->").collect();
let second_vector: Vec<&str> = vector.get(1).unwrap().split(',').collect();
let third_vector: Vec<&str> = second_vector.get(0).unwrap().split(')').collect();
let signal_name = third_vector.get(0).unwrap();
let current_value = match emitted_signals.get(&*signal_name.to_string()) {
Some(t) => *t,
None => 0,
};
emitted_signals.insert(signal_name.to_string(), current_value + 1);
} else if ip.contains("emit_signal(SceneStringNames::get_singleton()->") {
let vector: Vec<&str> =
ip.split("emit_signal(SceneStringNames::get_singleton()->").collect();
let second_vector: Vec<&str> = vector.get(1).unwrap().split(',').collect();
let third_vector: Vec<&str> = second_vector.get(0).unwrap().split(')').collect();
let signal_name = third_vector.get(0).unwrap();
let current_value = match emitted_signals.get(&*signal_name.to_string()) {
Some(t) => *t,
None => 0,
};
emitted_signals.insert(signal_name.to_string(), current_value + 1);
} else if ip.contains("emit_signal(\"") {
let vector: Vec<&str> = ip.split('\"').collect();
let signal_name = vector.get(1).unwrap();
let current_value = match emitted_signals.get(&*signal_name.to_string()) {
Some(t) => *t,
None => 0,
};
emitted_signals.insert(signal_name.to_string(), current_value + 1);
} else if ip.contains("->connect(\"") {
let vector: Vec<&str> = ip.split("->connect").collect();
let second_vector: Vec<&str> = vector.get(1).unwrap().split('\"').collect();
let signal_name = second_vector.get(1).unwrap();
let current_value = match connected_signals.get(&*signal_name.to_string()) {
Some(t) => *t,
None => 0,
};
connected_signals.insert(signal_name.to_string(), current_value + 1);
} else if ip.contains("connect_compat(\"") {
let vector: Vec<&str> = ip.split('\"').collect();
let signal_name = vector.get(1).unwrap();
let current_value = match compat_connected_signals.get(&*signal_name.to_string()) {
Some(t) => *t,
None => 0,
};
compat_connected_signals.insert(signal_name.to_string(), current_value + 1);
}
}
}
}
}
}
}
let mut emitted: Vec<String> = Vec::new();
let mut emitted_connected: Vec<String> = Vec::new();
let mut emitted_added: Vec<String> = Vec::new();
let mut added: Vec<String> = Vec::new();
let mut added_connected: Vec<String> = Vec::new();
let mut connected: Vec<String> = Vec::new();
// Checking for unused signals
for signal in &emitted_signals {
if !added_signals.contains_key(signal.0) {
if !connected_signals.contains_key(signal.0) && !connected_signals.contains_key(signal.0) {
emitted.push(signal.0.clone());
} else {
emitted_connected.push(signal.0.clone());
}
} else if !connected_signals.contains_key(signal.0) && !connected_signals.contains_key(signal.0) {
emitted_added.push(signal.0.clone());
}
}
for signal in &added_signals {
if !emitted_signals.contains_key(signal.0) {
if !connected_signals.contains_key(signal.0) && !connected_signals.contains_key(signal.0) {
added.push(signal.0.clone());
} else {
added_connected.push(signal.0.clone());
}
} else if !connected_signals.contains_key(signal.0) && !connected_signals.contains_key(signal.0) {
continue; // This was checked above
}
}
let mut new_connected_signals: BTreeMap<String, u32> = Default::default();
new_connected_signals.extend(connected_signals);
new_connected_signals.extend(compat_connected_signals);
for signal in &new_connected_signals {
if !added_signals.contains_key(signal.0) {
if !emitted_signals.contains_key(signal.0) {
connected.push(signal.0.clone());
} else {
continue; // This was checked above
}
} else if !emitted_signals.contains_key(signal.0) {
continue; // This was checked above
}
}
println!();
for i in &emitted {
println!("Signal {} is emitted but never added or connected", i);
}
println!();
for i in &emitted_connected {
println!("Signal {} is emitted and connected but never added", i);
}
println!();
for i in &emitted_added {
println!("Signal {} is emitted and added but never connected, this is just information message which you can ignore.", i);
}
println!();
for i in &added {
println!("Signal {} is added but never emitted or connected", i);
}
println!();
for i in &added_connected {
println!("Signal {} is added and connected but never emitted", i);
}
println!();
for i in &connected {
println!("Signal {} is connected but never added or emitted", i);
}
if emitted.len()
+ emitted_connected.len()
+ added.len()
+ added_connected.len()
+ connected.len()
> 0
{
println!("\nFound unused signal, exiting with code 1.");
process::exit(1);
}
}