chore(dev-deps): Replace eslint+prettier with biome (#254)

biome.json

@@ -0,0 +1,50 @@
+{
+    "organizeImports": {
+        "enabled": false
+    },
+    "files": {
+        "include": ["**/*.ts", "**/*.txt", "**/*.md", "**/*.json", "**/*.xml"],
+        "ignore": [
+            "**/*.d.ts",
+            "**/.build",
+            "**/.reports",
+            "**/.vscode/**",
+            "**/dist",
+            "**/node_modules"
+        ]
+    },
+    "linter": {
+        "enabled": true,
+        "rules": {
+            "recommended": true
+        }
+    },
+    "vcs": {
+        "enabled": true,
+        "clientKind": "git",
+        "useIgnoreFile": true
+    },
+    "formatter": {
+        "enabled": true,
+        "indentStyle": "space",
+        "lineWidth": 80,
+        "indentWidth": 4,
+        "formatWithErrors": false,
+        "ignore": []
+    },
+    "javascript": {
+        "formatter": {
+            "semicolons": "always",
+            "trailingCommas": "all",
+            "arrowParentheses": "always",
+            "bracketSameLine": false,
+            "bracketSpacing": true
+        }
+    },
+    "json": {
+        "formatter": {
+            "indentWidth": 4,
+            "trailingCommas": "none"
+        }
+    }
+}

package.json

@@ -4,18 +4,13 @@
     "description": "",
     "main": "dist/index.js",
     "types": "dist/index.d.ts",
-    "files": [
-        "CHANGELOG.md",
-        "dist"
-    ],
+    "files": ["CHANGELOG.md", "dist"],
     "scripts": {
         "test": "jest",
         "clean": "rm -rf dist",
         "check": "yarn -s run lint && yarn -s run test",
         "build": "yarn -s run clean && yarn -s run check && tsc -p tsconfig.build.json",
-        "prettier": "prettier --config ./.prettierrc.yml --check --log-level warn --cache .",
-        "eslint": "eslint -c eslint.config.mjs",
-        "lint": "yarn -s prettier && yarn eslint",
+        "lint": "biome check --config-path ./biome.json",
         "semantic-release": "semantic-release",
         "prepublishOnly": "yarn run build"
     },
@@ -33,26 +28,20 @@
     "jest": {
         "preset": "ts-jest",
         "testEnvironment": "node",
-        "testMatch": [
-            "**/__tests__/**/*.test.ts"
-        ]
+        "testMatch": ["**/__tests__/**/*.test.ts"]
     },
     "dependencies": {
         "@types/big.js": "6.2.2",
         "big.js": "^6.1.1",
         "currency-codes": "^2.1.0"
     },
     "devDependencies": {
-        "@eslint/js": "9.11.0",
+        "@biomejs/biome": "1.9.2",
         "@semantic-release/git": "10.0.1",
         "@types/jest": "29.5.13",
-        "eslint": "9.11.1",
-        "eslint-config-prettier": "9.1.0",
         "jest": "29.7.0",
-        "prettier": "3.3.3",
-        "semantic-release": "24.1.1",
+        "semantic-release": "24.1.2",
         "ts-jest": "29.2.5",
-        "typescript": "5.6.2",
-        "typescript-eslint": "8.7.0"
+        "typescript": "5.6.2"
     }
 }

src/__tests__/money.test.ts

@@ -158,7 +158,7 @@ describe("money", () => {
     });
 
     describe("fromLocaleString", () => {
-        [
+        for (const { locale, currency, fromStr, toStr } of [
             {
                 locale: "no-NB",
                 currency: "NOK",
@@ -291,7 +291,7 @@ describe("money", () => {
                 fromStr: "-$11,111 US dollars",
                 toStr: "-11111.00",
             },
-        ].forEach(({ locale, currency, fromStr, toStr }) => {
+        ]) {
             it(`should parse (${locale} ${currency}) ${fromStr}`, () => {
                 const result = Money.fromLocaleString(
                     fromStr,
@@ -300,7 +300,7 @@ describe("money", () => {
                 ).toString();
                 expect(result).toBe(toStr);
             });
-        });
+        }
     });
 
     it("should add vat", () => {

src/index.ts

@@ -8,6 +8,7 @@ type Factor = number | Big;
 type Tags = {
     includesVat: boolean;
     isVat: boolean;
+    // biome-ignore lint/suspicious/noExplicitAny: allow any
     [key: string]: any;
 };
 
@@ -128,11 +129,16 @@ export class Money {
         const decimalSign =
             parts.find((p) => p.type === "decimal")?.value ?? ".";
 
-        str = str
-            .replace(new RegExp(`[^-\\d${escapeRegex(decimalSign)}]`, "g"), "")
-            .replace(decimalSign, ".");
-
-        return Money.of(str, currency, options);
+        return Money.of(
+            str
+                .replace(
+                    new RegExp(`[^-\\d${escapeRegex(decimalSign)}]`, "g"),
+                    "",
+                )
+                .replace(decimalSign, "."),
+            currency,
+            options,
+        );
     }
 
     /**
@@ -201,10 +207,8 @@ export class Money {
             );
         }
 
-        currency = currency ?? moneys[0].currency();
-
         if (moneys.length === 0) {
-            return Money.of(0, currency, options);
+            return Money.of(0, currency ?? moneys[0].currency(), options);
         }
 
         return moneys
@@ -266,6 +270,7 @@ export class Money {
         return this._data.tags?.[tagName] ?? defaultValue;
     };
 
+    // biome-ignore lint/suspicious/noExplicitAny: allow any
     setTag = <Name extends keyof Tags>(tagName: Name, value: any): Money => {
         return new Money({
             ...this._data,
@@ -275,8 +280,9 @@ export class Money {
 
     assertTag = <Name extends keyof Tags>(
         tagName: Name,
+        // biome-ignore lint/suspicious/noExplicitAny: allow any
         value: any,
-        cmp = (actual: any, value: any) => actual === value,
+        cmp = (actual: unknown, value: unknown) => actual === value,
     ): Money => {
         const actualValue = this.getTag(tagName, undefined);
         if (!cmp(actualValue, value)) {