Refactoring about #97

README.md

@@ -223,6 +223,13 @@ csvWriter().openAsync(testFileName) {
 }
 ```
 
+#### Write as String
+
+```kotlin
+val rows = listOf(listOf("a", "b", "c"), listOf("d", "e", "f"))
+val csvString: String = csvWriter().writeAllAsString(rows) //a,b,c\r\nd,e,f\r\n
+```
+
 #### long-running write (manual control for file close)
 
 If you want to close a file writer manually for performance reasons (e.g. streaming scenario), you can

src/jvmMain/kotlin/com/github/doyaaaaaken/kotlincsv/client/CsvWriter.kt

@@ -51,7 +51,7 @@ actual class CsvWriter actual constructor(
  writer.use { it.write() }
  }
 
- fun writeString(write: ICsvFileWriter.() -> Unit): String {
+ internal fun writeAsString(write: ICsvFileWriter.() -> Unit): String {
  val baos = ByteArrayOutputStream()
  open(baos, write)
  return String(baos.toByteArray(), Charset.forName(ctx.charset))
@@ -144,7 +144,7 @@ actual class CsvWriter actual constructor(
  /**
  * write all rows to string
  */
- fun writeAll(rows: List<List<Any?>>): String {
- return writeString { writeRows(rows) }
+ fun writeAllAsString(rows: List<List<Any?>>): String {
+ return writeAsString { writeRows(rows) }
  }
 }

src/jvmTest/kotlin/com/github/doyaaaaaken/kotlincsv/client/CsvWriterTest.kt

@@ -91,13 +91,13 @@ class CsvWriterTest : WordSpec({
  }
  }
 
- "writeString method" should {
+ "writeAsString method" should {
  val row1 = listOf("a", "b", null)
  val row2 = listOf("d", "2", "1.0")
  val expected = "a,b,\r\nd,2,1.0\r\n"
 
  "write simple csv data to String" {
- val actual = csvWriter().writeString {
+ val actual = csvWriter().writeAsString {
  writeRow(row1)
  writeRow(row2)
  }
@@ -128,7 +128,7 @@ class CsvWriterTest : WordSpec({
  }
 
  "write data to String" {
- val actual = csvWriter().writeAll(rows)
+ val actual = csvWriter().writeAllAsString(rows)
  actual shouldBe expected
  }
  }