Data commit

Task/Remove-lines-from-a-file/Groovy/remove-lines-from-a-file.groovy

@@ -0,0 +1,15 @@
+static def removeLines(String filename, int startingLine, int lineCount) {
+    def sourceFile = new File(filename).getAbsoluteFile()
+    def outputFile = File.createTempFile("remove", ".tmp", sourceFile.getParentFile())
+
+    outputFile.withPrintWriter { outputWriter ->
+        sourceFile.eachLine { line, lineNumber ->
+            if (lineNumber < startingLine || lineNumber - startingLine >= lineCount)
+                outputWriter.println(line)
+        }
+    }
+
+    outputFile.renameTo(sourceFile)
+}
+
+removeLines(args[0], args[1] as Integer, args[2] as Integer)