Do not offer to convert to infix call when calling non-infix function

idea/testData/intentions/toInfixCall/binaryExpressionArgument.kt

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
+interface X {
+    infix fun compareTo(p: Int): Int
+}
+
+fun foo(x: X) {
     x.<caret>compareTo(1 + 2)
 }

idea/testData/intentions/toInfixCall/binaryExpressionArgument.kt.after

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
+interface X {
+    infix fun compareTo(p: Int): Int
+}
+
+fun foo(x: X) {
     x compareTo 1 + 2
 }

idea/testData/intentions/toInfixCall/caretInsideCalleeExpr.kt

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
-    x.tim<caret>es(1)
+interface X {
+    infix fun infix(p: Int): X
+}
+
+fun foo(x: X) {
+    x.in<caret>fix(1)
 }

idea/testData/intentions/toInfixCall/caretInsideCalleeExpr.kt.after

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
-    x times 1
+interface X {
+    infix fun infix(p: Int): X
+}
+
+fun foo(x: X) {
+    x infix 1
 }

idea/testData/intentions/toInfixCall/caretInsideReceiverExpr.kt

@@ -1,4 +1,8 @@
 // IS_APPLICABLE: false
-fun foo(num: Int) {
-    n<caret>um.times(1)
+interface X {
+    infix fun infix(p: Int): X
+}
+
+fun foo(num: X) {
+    n<caret>um.infix(1)
 }

idea/testData/intentions/toInfixCall/doubleFunctionCall.kt

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
+interface X {
+    infix fun times(p: Int): Int
+}
+
+fun foo(x: X) {
     (x.<caret>times(1)).div(2)
 }

idea/testData/intentions/toInfixCall/doubleFunctionCall.kt.after

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
+interface X {
+    infix fun times(p: Int): Int
+}
+
+fun foo(x: X) {
     (x times 1).div(2)
 }

idea/testData/intentions/toInfixCall/doubleFunctionCallWithoutParentheses.kt

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
+interface X {
+    infix fun plus(p: Int): Int
+}
+
+fun foo(x: X) {
     x.<caret>plus(1).minus(2)
 }

idea/testData/intentions/toInfixCall/doubleFunctionCallWithoutParentheses.kt.after

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
+interface X {
+    infix fun plus(p: Int): Int
+}
+
+fun foo(x: X) {
     (x plus 1).minus(2)
 }

idea/testData/intentions/toInfixCall/functionLiteralArgument.kt

@@ -3,5 +3,5 @@ fun foo(x: Foo) {
 }
 
 interface Foo {
-    fun foo(f: (Int) -> Int)
+    infix fun foo(f: (Int) -> Int)
 }

idea/testData/intentions/toInfixCall/functionLiteralArgument.kt.after

@@ -3,5 +3,5 @@ fun foo(x: Foo) {
 }
 
 interface Foo {
-    fun foo(f: (Int) -> Int)
+    infix fun foo(f: (Int) -> Int)
 }

idea/testData/intentions/toInfixCall/functionSafeCall.kt

@@ -1,4 +1,6 @@
 // IS_APPLICABLE: false
+fun String.xxx(p: String): Int = 0
+
 fun foo(x: String?) {
-    x?.<caret>compareTo("1")
+    x?.<caret>xxx("1")
 }

idea/testData/intentions/toInfixCall/inapplicableCaretPosition.kt

@@ -1,4 +1,6 @@
 // IS_APPLICABLE: false
-fun foo(x: Int) {
-    x.times(<caret>1)
+fun String.xxx(p: Int): Int = 0
+
+fun foo(x: String) {
+    x.xxx(<caret>1)
 }

idea/testData/intentions/toInfixCall/multipleArguments.kt

@@ -1,6 +1,7 @@
 // IS_APPLICABLE: false
+// ERROR: 'infix' modifier is inapplicable on this function
 interface Foo {
-    fun foo(a: Int, b: Int)
+    infix fun foo(a: Int, b: Int)
 }
 
 fun foo(x: Foo) {

idea/testData/intentions/toInfixCall/namedArgument.kt

@@ -4,5 +4,5 @@ fun foo(x: Foo) {
 }
 
 interface Foo {
-    fun foo(baz: Int = 0, bar: Foo? = null)
+    infix fun foo(baz: Int = 0, bar: Foo? = null)
 }

idea/testData/intentions/toInfixCall/notInfix.kt

@@ -0,0 +1,6 @@
+// IS_APPLICABLE: false
+fun Int.xxx(p: Int) = 1
+
+fun foo(x: Int) {
+    x.<caret>xxx(1)
+}

idea/testData/intentions/toInfixCall/nullAssertedReceiver.kt

@@ -1,3 +1,5 @@
+infix fun String.xxx(p: Int): String = this
+
 fun foo(x: String?) {
-    x!!.<caret>plus(1)
+    x!!.<caret>xxx(1)
 }

idea/testData/intentions/toInfixCall/nullAssertedReceiver.kt.after

@@ -1,3 +1,5 @@
+infix fun String.xxx(p: Int): String = this
+
 fun foo(x: String?) {
-    x!! plus 1
+    x!! xxx 1
 }

idea/testData/intentions/toInfixCall/packageFunctionCall.kt

@@ -1,5 +1,9 @@
 // IS_APPLICABLE: false
-// WITH_RUNTIME
+// ERROR: 'infix' modifier is inapplicable on this function
+package ppp
+
+infix fun foo(p: String){}
+
 fun main() {
-    kotlin.io.<caret>println("")
+    ppp.<caret>foo("")
 }

idea/testData/intentions/toInfixCall/secondParameterLabeled.kt

@@ -1,6 +1,6 @@
 // IS_APPLICABLE: false
 class Foo {
-    fun foo(x: Int = 0, y: Int = 0) {
+    infix fun foo(x: Int = 0, y: Int = 0) {
     }
 }
 

idea/testData/intentions/toInfixCall/simpleArgumentAndFunctionLiteralArgument.kt

@@ -1,8 +1,10 @@
 // IS_APPLICABLE: false
+// ERROR: 'infix' modifier is inapplicable on this function
+
 fun foo(x: Foo) {
     x.<caret>foo(1) { it * 2 }
 }
 
 interface Foo {
-    fun foo(a: Int, f: (Int) -> Int)
+    infix fun foo(a: Int, f: (Int) -> Int)
 }

idea/testData/intentions/toInfixCall/simpleMethodCall.kt

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
+interface X {
+    infix fun times(p: Int): Int
+}
+
+fun foo(x: X) {
     x.<caret>times(1)
 }

idea/testData/intentions/toInfixCall/simpleMethodCall.kt.after

@@ -1,3 +1,7 @@
-fun foo(x: Int) {
+interface X {
+    infix fun times(p: Int): Int
+}
+
+fun foo(x: X) {
     x times 1
 }

idea/testData/intentions/toInfixCall/singlePackageFunctionCall.kt

@@ -1,8 +1,10 @@
 // WITH_RUNTIME
 // IS_APPLICABLE: false
+// ERROR: 'infix' modifier is inapplicable on this function
+
 package demo
 
-fun foo(str: String) = kotlin.io.println(str)
+infix fun foo(str: String) = kotlin.io.println(str)
 
 fun main() {
     <caret>demo.foo("")

idea/testData/intentions/toInfixCall/zeroArguments.kt

@@ -1,4 +1,7 @@
 // IS_APPLICABLE: false
+// ERROR: No value passed for parameter p
+infix fun Int.xxx(p: Int) = 1
+
 fun foo(x: Int) {
-    x.<caret>toString()
+    x.<caret>xxx()
 }