Introduce Common readln() and readlnOrNull() top-level functions #KT-48456

kotlin-native/backend.native/tests/runtime/basic/readlnOrNull_empty.kt

@@ -0,0 +1,8 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the LICENSE file.
+ */
+
+fun main() {
+    print("${readlnOrNull()}/${readlnOrNull()}/${readlnOrNull()}")
+}

kotlin-native/backend.native/tests/runtime/basic/readlnOrNull_empty.out

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+null/null/null

kotlin-native/backend.native/tests/runtime/basic/readln_CR_and_CRLF.in

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+aaaaaa
bbb
+c

kotlin-native/backend.native/tests/runtime/basic/readln_CR_and_CRLF.kt

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+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+fun main() {
+    print(readln())
+}

kotlin-native/backend.native/tests/runtime/basic/readln_CR_and_CRLF.out

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+aaaaaa
bbb

kotlin-native/backend.native/tests/runtime/basic/readln_alone_CR.in

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+

kotlin-native/backend.native/tests/runtime/basic/readln_alone_CR.kt

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+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+fun main() {
+    print(readln())
+}

kotlin-native/backend.native/tests/runtime/basic/readln_alone_CR.out

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+

kotlin-native/backend.native/tests/runtime/basic/readln_cyrillic.in

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+Привет!

kotlin-native/backend.native/tests/runtime/basic/readln_cyrillic.kt

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+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+fun main() {
+    print(readln())
+}

kotlin-native/backend.native/tests/runtime/basic/readln_cyrillic.out

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+Привет!

kotlin-native/backend.native/tests/runtime/basic/readln_empty.kt

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+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+fun main() {
+    readln()
+}

kotlin-native/backend.native/tests/runtime/basic/readln_empty_new_line.in

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+

kotlin-native/backend.native/tests/runtime/basic/readln_empty_new_line.kt

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+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+fun main() {
+    print(readln())
+}

kotlin-native/backend.native/tests/runtime/basic/readln_long_line.in

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+A very long line of input with length of more than initial buffer size

kotlin-native/backend.native/tests/runtime/basic/readln_long_line.kt

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+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+fun main() {
+    print(readln())
+}

kotlin-native/backend.native/tests/runtime/basic/readln_long_line.out

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+A very long line of input with length of more than initial buffer size

kotlin-native/backend.native/tests/runtime/basic/readln_multiline.in

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+Hello World
+Second line
+Third line

kotlin-native/backend.native/tests/runtime/basic/readln_multiline.kt

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+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+fun main() {
+    print(readln())
+}

kotlin-native/backend.native/tests/runtime/basic/readln_multiline.out

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+Hello World

kotlin-native/backend.native/tests/runtime/basic/readln_multiple_empty_new_lines.in

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+first
+second
+
+

kotlin-native/backend.native/tests/runtime/basic/readln_multiple_empty_new_lines.kt

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+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+fun main() {
+    print("${readln()}/${readln()}/${readln()}/${readln()}/${readlnOrNull()}")
+}

kotlin-native/backend.native/tests/runtime/basic/readln_multiple_empty_new_lines.out

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+first/second///null