@yarnpkg/fslib - npm Package Compare versions

Comparing version 2.0.0-rc.13 to 2.0.0-rc.14

lib/FakeFS.js

@@ -6,4 +6,7 @@ "use strict";
 });
+exports.normalizeLineEndings = normalizeLineEndings;
 exports.BasePortableFakeFS = exports.FakeFS = void 0;
 
+var _os = require("os");
+
 var _copyPromise = require("./algorithms/copyPromise");
@@ -190,26 +193,30 @@
 
-  async changeFilePromise(p, content) {
+  async changeFilePromise(p, content, {
+    automaticNewlines
+  } = {}) {
+    let current = '';
+
     try {
-      const current = await this.readFilePromise(p, `utf8`);
-
-      if (current === content) {
-        return;
-      }
+      current = await this.readFilePromise(p, `utf8`);
     } catch (error) {// ignore errors, no big deal
     }
 
-    await this.writeFilePromise(p, content);
+    const normalizedContent = automaticNewlines ? normalizeLineEndings(current, content) : content;
+    if (current === normalizedContent) return;
+    await this.writeFilePromise(p, normalizedContent);
   }
 
-  changeFileSync(p, content) {
+  changeFileSync(p, content, {
+    automaticNewlines = false
+  } = {}) {
+    let current = '';
+
     try {
-      const current = this.readFileSync(p, `utf8`);
-
-      if (current === content) {
-        return;
-      }
+      current = this.readFileSync(p, `utf8`);
     } catch (error) {// ignore errors, no big deal
     }
 
-    this.writeFileSync(p, content);
+    const normalizedContent = automaticNewlines ? normalizeLineEndings(current, content) : content;
+    if (current === normalizedContent) return;
+    this.writeFileSync(p, normalizedContent);
   }
@@ -379,2 +386,14 @@
 
-exports.BasePortableFakeFS = BasePortableFakeFS;
+exports.BasePortableFakeFS = BasePortableFakeFS;
+
+function getEndOfLine(content) {
+  const matches = content.match(/\r?\n/g);
+  if (matches === null) return _os.EOL;
+  const crlf = matches.filter(nl => nl === `\r\n`).length;
+  const lf = matches.length - crlf;
+  return crlf > lf ? `\r\n` : `\n`;
+}
+
+function normalizeLineEndings(originalContent, newContent) {
+  return newContent.replace(/\r?\n/g, getEndOfLine(originalContent));
+}

lib/index.js

@@ -50,2 +50,8 @@ "use strict";
 });
+Object.defineProperty(exports, "normalizeLineEndings", {
+  enumerable: true,
+  get: function () {
+    return _FakeFS.normalizeLineEndings;
+  }
+});
 Object.defineProperty(exports, "FakeFS", {
@@ -52,0 +58,0 @@ enumerable: true,

package.json

 {
   "name": "@yarnpkg/fslib",
-  "version": "2.0.0-rc.13",
+  "version": "2.0.0-rc.14",
   "main": "./lib/index.js",
@@ -5,0 +5,0 @@ "sideEffects": false,

No alert changes

Improved metrics

Total package byte prevSize

107343

increased by0.86%

Lines of code

3264

increased by0.68%

No dependency changes