1 files changed, 46 insertions, 0 deletions
diff --git a/runtime/commonMain/src/kotlinx/serialization/json/JsonExceptions.kt b/runtime/commonMain/src/kotlinx/serialization/json/JsonExceptions.kt
new file mode 100644
index 00000000..5dec81ef
--- /dev/null
+++ b/runtime/commonMain/src/kotlinx/serialization/json/JsonExceptions.kt
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2017-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
+ */
+
+package kotlinx.serialization.json
+
+import kotlinx.serialization.SerializationException
+
+/**
+ * Exception thrown when [Json] is unable to read or write a JSON.
+ */
+public sealed class JsonException(message: String) : SerializationException(message)
+
+/**
+ * Exception thrown when [Json] encounters `NaN` or infinite floating-point value in a strict mode.
+ */
+public class JsonInvalidValueInStrictModeException(value: Any, valueDescription: String) : JsonException(
+    "$value is not a valid $valueDescription as per JSON spec.\n" +
+            "You can disable strict mode to serialize such values") {
+    constructor(floatValue: Float) : this(floatValue, "float")
+    constructor(doubleValue: Double) : this(doubleValue, "double")
+}
+
+/**
+ * Exception thrown when [Json] encounters unknown key in a strict mode.
+ */
+public class JsonUnknownKeyException(key: String) : JsonException(
+    "Strict JSON encountered unknown key: $key\n" +
+            "You can disable strict mode to skip unknown keys")
+
+
+/**
+ * Exception thrown when [Json] has failed to parse provided JSON.
+ * Such exception usually indicate that [Json] input is not a valid JSON.
+ */
+public class JsonParsingException(position: Int, message: String) : JsonException("Invalid JSON at $position: $message")
+
+/**
+ * Exception thrown when requested [JsonElement] type differs from the actual one.
+ * E.g.:
+ * ```
+ * val element: JsonElement = JsonLiteral("value")
+ * val array = element.jsonArray // Raise JsonElementTypeMismatchException
+ * ```
+ */
+public class JsonElementTypeMismatchException(key: String, expected: String) : JsonException("Element $key is not a $expected")