operations now show elapsed times

src/operation.rs

@@ -3,13 +3,15 @@ use std::{
 	env::var,
 	fs::{self, read_to_string, File },
 	io::Write,
-	path::{ Path, PathBuf }
+	path::{ Path, PathBuf },
+	time::SystemTime
 };
 
 use termion::{
 	color::{ self, Fg },
 	style::{
 		Bold as BOLD,
+		Faint as FAINT,
 		Italic as ITALIC,
 		Reset as RESET
 	}
@@ -19,7 +21,8 @@ use upon::Engine;
 
 use crate::{
 	config::Config,
-	filter
+	filter,
+	util::time
 };
 
 static SUCCESS: Fg<color::Green>	= Fg(color::Green);
@@ -27,9 +30,12 @@ static WARNING: Fg<color::Yellow>	= Fg(color::Yellow);
 static FAILURE: Fg<color::Red>		= Fg(color::Red);
 
 pub fn apply(targets: &Vec<Map<String, Value>>) {
+	let start = SystemTime::now();
+
 	let home = var("HOME").unwrap();
 	println!("running apply:");
 	for target in targets {
+		let start = SystemTime::now();
 		//	get path and name
 		let path = target.get("path");
 		let i_name = target.get("name");
@@ -62,12 +68,17 @@ pub fn apply(targets: &Vec<Map<String, Value>>) {
 			println!("    {BOLD}{FAILURE}failed to copy{RESET}");
 		}
 		else {
-			println!("    {BOLD}{SUCCESS}completed{RESET}");
+			let time = time(start);
+			println!("    {BOLD}{SUCCESS}completed{RESET} {FAINT}({time}){RESET}");
 		}
 	}
+	let time = time(start);
+	println!("{FAINT}(apply: {time}){RESET}");
 }
 
 pub fn build(targets: &Vec<Map<String, Value>>, template_dir: String, config: &Config) {
+	let start = SystemTime::now();
+
 	let home = var("HOME").unwrap();
 	println!("running build:");
 
@@ -75,6 +86,7 @@ pub fn build(targets: &Vec<Map<String, Value>>, template_dir: String, config: &C
 	engine.add_filter("has", filter::has);
 
 	for target in targets {
+		let start = SystemTime::now();
 		let context = config.context(target);
 		//	get name property
 		let i_name = target.get("name");
@@ -89,7 +101,8 @@ pub fn build(targets: &Vec<Map<String, Value>>, template_dir: String, config: &C
 		println!("  building \"{name}\":");
 
 		//	compile
-		println!("    {ITALIC}compiling{RESET}");
+		let compile_start = SystemTime::now();
+		print!("    {ITALIC}compiling{RESET}");
 		let mut path = PathBuf::from(&template_dir);
 		if let Some(Value::String(base)) = target.get("base") { path.push(base); }
 		else { path.push(name); }
@@ -97,17 +110,22 @@ pub fn build(targets: &Vec<Map<String, Value>>, template_dir: String, config: &C
 		let content = read_to_string(path).unwrap();
 		let template = engine.compile(&content);
 		if let Err(error) = template {
-			println!("      {BOLD}{FAILURE}failed to compile template:{RESET}\n        {FAILURE}{error}\n        {BOLD}skipping{RESET}");
+			println!("\n      {BOLD}{FAILURE}failed to compile template:{RESET}\n        {FAILURE}{error}\n        {BOLD}skipping{RESET}");
 			continue;
 		}
+		let compile_time = time(compile_start);
+		println!(" {FAINT}({compile_time}){RESET}");
 
 		//	render
-		println!("    {ITALIC}rendering{RESET}");
+		let render_start = SystemTime::now();
+		print!("    {ITALIC}rendering{RESET}");
 		let render = template.unwrap().render(&engine, &context).to_string();
 		if let Err(error) = render {
-			println!("      {BOLD}{FAILURE}failed to render template:{RESET}\n        {FAILURE}{error}\n      {BOLD}skipping{RESET}");
+			println!("\n      {BOLD}{FAILURE}failed to render template:{RESET}\n        {FAILURE}{error}\n      {BOLD}skipping{RESET}");
 			continue;
 		}
+		let render_time = time(render_start);
+		println!(" {FAINT}({render_time}){RESET}");
 
 		//	get rendered text and open destination file
 		let output = render.unwrap();
@@ -122,7 +140,12 @@ pub fn build(targets: &Vec<Map<String, Value>>, template_dir: String, config: &C
 		//	write to destination file
 		let written = write!(&mut file, "{output}");
 		if written.is_err() { println!("    {FAILURE}failed to write to destination file at {path:?}{RESET}"); }
-		else { println!("    {BOLD}{SUCCESS}completed{RESET}"); }
+		else {
+			let time = time(start);
+			println!("    {BOLD}{SUCCESS}completed{RESET} {FAINT}({time}){RESET}");
+		}
 	}
+	let time = time(start);
+	println!("{FAINT}(build: {time}){RESET}");
 }
 

src/util.rs

@@ -1,3 +1,4 @@
+use std::time::SystemTime;
 
 use upon::Value as ContextValue;
 use toml::{ value::Array, Value };
@@ -23,3 +24,12 @@ pub fn convert(value: &Value) -> Option<ContextValue> {
 	}
 }
 
+pub fn time(start: SystemTime) -> String {
+	let now = SystemTime::now();
+	if let Ok(duration) = now.duration_since(start) {
+		let ms = duration.as_millis();
+		if ms > 0 { format!("{ms} ms") }
+		else { "< 1 ms".to_owned() }
+	} else { String::new() }
+}
+