Merge pull request #30 from Daydreamer-riri/fix/eol

fix: auto detect EOL

Author: antonk52

src/CompletionProvider.ts

@@ -1,4 +1,3 @@
-import {EOL} from 'os';
 import {CompletionItem, type Position} from 'vscode-languageserver-protocol';
 import type {TextDocument} from 'vscode-languageserver-textdocument';
 import * as lsp from 'vscode-languageserver/node';
@@ -7,6 +6,7 @@ import {
     findImportPath,
     getAllClassNames,
     getCurrentDirFromUri,
+    getEOL,
     getTransformer,
 } from './utils';
 import type {CamelCaseValues} from './utils';
@@ -170,7 +170,7 @@ export class CSSModulesCompletionProvider {
         position: Position,
     ): Promise<CompletionItem[] | null> {
         const fileContent = textdocument.getText();
-        const lines = fileContent.split(EOL);
+        const lines = fileContent.split(getEOL(fileContent));
         const currentLine = lines[position.line];
         if (typeof currentLine !== 'string') return null;
         const currentDir = getCurrentDirFromUri(textdocument.uri);

src/DefinitionProvider.ts

@@ -1,4 +1,3 @@
-import {EOL} from 'os';
 import path from 'path';
 import {
     type Hover,
@@ -16,6 +15,7 @@ import {
     findImportPath,
     genImportRegExp,
     getCurrentDirFromUri,
+    getEOL,
     getPosition,
     getTransformer,
     getWords,
@@ -57,6 +57,7 @@ export class CSSModulesDefinitionProvider {
         position: Position,
     ): Promise<null | Hover> {
         const fileContent = textdocument.getText();
+        const EOL = getEOL(fileContent);
         const lines = fileContent.split(EOL);
         const currentLine = lines[position.line];
 
@@ -93,6 +94,7 @@ export class CSSModulesDefinitionProvider {
                     field,
                     node.declarations,
                     node.comments,
+                    EOL,
                 ),
             },
         };
@@ -103,7 +105,7 @@ export class CSSModulesDefinitionProvider {
         position: Position,
     ): Promise<Location | null> {
         const fileContent = textdocument.getText();
-        const lines = fileContent.split(EOL);
+        const lines = fileContent.split(getEOL(fileContent));
         const currentLine = lines[position.line];
 
         if (typeof currentLine !== 'string') {

src/utils.ts

@@ -1,5 +1,4 @@
 import fs from 'fs';
-import {EOL} from 'os';
 import path from 'path';
 import url from 'url';
 import _camelCase from 'lodash.camelcase';
@@ -266,6 +265,7 @@ export async function filePathToClassnameDict(
     classnameTransformer: StringTransformer,
 ): Promise<ClassnameDict> {
     const content = fs.readFileSync(filepath, {encoding: 'utf8'});
+    const EOL = getEOL(content);
     const {ext} = path.parse(filepath);
 
     /**
@@ -427,6 +427,7 @@ export function stringifyClassname(
     classname: string,
     declarations: string[],
     comments: string[],
+    EOL: string,
 ): string {
     const commentString = comments.length
         ? comments
@@ -452,3 +453,20 @@ export function stringifyClassname(
         ].join(EOL)
     );
 }
+
+// https://github.com/wkillerud/some-sass/blob/main/vscode-extension/src/utils/string.ts
+export function getEOL(text: string): string {
+    for (let i = 0; i < text.length; i++) {
+        const ch = text.charAt(i);
+        if (ch === '\r') {
+            if (i + 1 < text.length && text.charAt(i + 1) === '\n') {
+                return '\r\n';
+            }
+            return '\r';
+        }
+        if (ch === '\n') {
+            return '\n';
+        }
+    }
+    return '\n';
+}