improve log interface API

Author: doyaaaaaken

src/commonMain/kotlin/com/github/doyaaaaaken/kotlincsv/client/CsvFileReader.kt

@@ -52,7 +52,7 @@ class CsvFileReader internal constructor(
             @Suppress("DEPRECATION")
             if (row.size > numFieldsInRow) {
                 if (ctx.excessFieldsRowBehaviour == ExcessFieldsRowBehaviour.TRIM) {
-                    logger.info { "trimming excess rows. [csv row num = ${idx + 1}, fields num = ${row.size}, fields num of row = $numFieldsInRow]" }
+                    logger.info("trimming excess rows. [csv row num = ${idx + 1}, fields num = ${row.size}, fields num of row = $numFieldsInRow]")
                     row.subList(0, numFieldsInRow)
                 } else if (ctx.skipMissMatchedRow || ctx.excessFieldsRowBehaviour == ExcessFieldsRowBehaviour.IGNORE) {
                     skipMismatchedRow(idx, row, numFieldsInRow)
@@ -76,7 +76,7 @@ class CsvFileReader internal constructor(
         row: List<String>,
         numFieldsInRow: Int
     ): Nothing? {
-        logger.info { "skip miss matched row. [csv row num = ${idx + 1}, fields num = ${row.size}, fields num of first row = $numFieldsInRow]" }
+        logger.info("skip miss matched row. [csv row num = ${idx + 1}, fields num = ${row.size}, fields num of first row = $numFieldsInRow]")
         return null
     }
 

src/commonMain/kotlin/com/github/doyaaaaaken/kotlincsv/util/logger/Logger.kt

@@ -6,5 +6,5 @@ package com.github.doyaaaaaken.kotlincsv.util.logger
  * @see [com.github.doyaaaaaken.kotlincsv.dsl.context.ICsvReaderContext.logger]
  */
 interface Logger {
-    fun info(message: () -> Any?)
+    fun info(message: String)
 }

src/commonMain/kotlin/com/github/doyaaaaaken/kotlincsv/util/logger/LoggerNop.kt

@@ -4,5 +4,5 @@ package com.github.doyaaaaaken.kotlincsv.util.logger
  * Internal no-operation logger implementation, which does not log anything.
  */
 internal object LoggerNop : Logger {
-    override fun info(message: () -> Any?) = Unit
+    override fun info(message: String) = Unit
 }