Fix bug where obsolete strings were not removed when --clean was used. Closes #29

README.md

@@ -82,6 +82,8 @@ Options:
   --output, -o                Paths where you would like to save extracted
                               strings. You can use path expansion, glob patterns
                               and multiple paths              [array] [required]
+  --marker, -m                Extract strings passed to a marker function
+                                                       [string] [default: false]
   --format, -f                Output format
           [string] [choices: "json", "namespaced-json", "pot"] [default: "json"]
   --format-indentation, --fi  Output format indentation [string] [default: "\t"]

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@biesbjerg/ngx-translate-extract",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "description": "Extract strings from projects using ngx-translate",
   "main": "dist/index.js",
   "typings": "dist/index.d.ts",

src/cli/tasks/extract.task.ts

@@ -104,7 +104,7 @@ export class ExtractTask implements TaskInterface {
 
 				if (this._options.clean) {
 					const collectionCount = processedCollection.count();
-					processedCollection = processedCollection.intersect(processedCollection);
+					processedCollection = processedCollection.intersect(collection);
 					const removeCount = collectionCount - processedCollection.count();
 					if (removeCount > 0) {
 						this._out(chalk.dim('- removed %d obsolete strings'), removeCount);

src/parsers/abstract-ast.parser.ts

@@ -48,7 +48,11 @@ export abstract class AbstractAstParser {
 		}, initialValue);
 	}
 
-	protected _printAllChildren(sourceFile: ts.SourceFile, node: ts.Node, depth = 0) {
+	protected _syntaxKindToName(kind: ts.SyntaxKind): string {
+		return ts.SyntaxKind[kind];
+	}
+
+	protected _printAllChildren(sourceFile: ts.SourceFile, node: ts.Node, depth = 0): void {
 		console.log(
 			new Array(depth + 1).join('----'),
 			`[${node.kind}]`,
@@ -62,8 +66,4 @@ export abstract class AbstractAstParser {
 		node.getChildren(sourceFile).forEach(childNode => this._printAllChildren(sourceFile, childNode, depth));
 	}
 
-	protected _syntaxKindToName(kind: ts.SyntaxKind) {
-		return ts.SyntaxKind[kind];
-	}
-
 }

src/utils/utils.ts

@@ -1,5 +1,3 @@
-import * as ts from 'typescript';
-
 export function _(key: string | string[]): string | string[] {
 	return key;
 }