1 files changed, 75 insertions, 0 deletions
diff --git a/scripts/code_quality.js b/scripts/code_quality.js
new file mode 100644
index 00000000..aca01d24
--- /dev/null
+++ b/scripts/code_quality.js
@@ -0,0 +1,75 @@
+const path = require("path");
+const fs = require("fs").promises;
+const { execIn, getLines, walk, projectRoot } = require("./utils");
+
+let printTodos = process.argv.includes("TODOS");
+
+let root = path.resolve(path.join(__dirname, "..", "src"));
+let files = walk(root);
+let _files = [];
+let errors = 0,
+	warnings = 0,
+	todos = 0;
+
+Promise.all(files.map(getFile)).then((f) => {
+	Promise.all(Object.keys(_files).map(checkFile));
+	console.log(`\n${errors} errors, ${warnings} warnings, ${todos} TODOs.`);
+
+	let loc = 0;
+	Object.values(_files).forEach((x) => {
+		loc += x.length;
+	});
+	console.log("\nStats:\n");
+	console.log(`Lines of code: ${loc} lines in ${Object.values(_files).length} files.`);
+
+	debugger;
+});
+
+async function getFile(name) {
+	let contents = (await fs.readFile(name)).toString().split("\n");
+	_files[name] = contents;
+}
+
+async function checkFile(x) {
+	_files[x].forEach((line) => scanLine(x, line));
+}
+
+function log(file, line, msg) {
+	let lineNum = _files[file].indexOf(line) + 1;
+	console.log(msg, "File:", file.replace(root + "/", "") + ":" + lineNum);
+}
+
+function scanLine(x, line) {
+	if (/import/.test(line)) {
+		if (/import {?.*}? from '.*'/.test(line)) {
+			log(x, line, `[WARN] Inconsistent import syntax, please use double quotes!`);
+			warnings++;
+		}
+	} else {
+		if (line.trim().endsWith("TODO:")) {
+			log(x, line, `[ERRO] Empty TODO!`);
+			errors++;
+		} else if (/\/\/\s{0,3}TODO:/.test(line)) {
+			if (printTodos) log(x, line, `[TODO] Found a TODO: ${line.split("TODO:")[1].trim()}.`);
+			todos++;
+		}
+		if (/(:|=)/.test(line)) {
+			if (/(:|=) {2,}/.test(line)) {
+				log(x, line, `[WARN] Multiple spaces in assignment!`);
+				warnings++;
+			}
+			if (/(:|=)\t'/.test(line)) {
+				log(x, line, `[WARN] Tab in assignment!`);
+				warnings++;
+			}
+			if (/(:|=)\w'/.test(line)) {
+				log(x, line, `[WARN] Missing space in assignment!`);
+				warnings++;
+			}
+			if (/(:|=) undefined/.test(line) && !/(:|=){2,} undefined/.test(line)) {
+				log(x, line, `[WARN] Use of undefined!`);
+				warnings++;
+			}
+		}
+	}
+}