KT-15553 Support compile constant for "Copy concatenation text to clipboard"

#KT-15553 Fixed

idea/testData/concatenatedStringGenerator/constants.kt

@@ -1 +1 @@
-"" + 1 + 1.1 + "foo"
+val test = "" + 1 + 1.1 + "foo"

idea/testData/concatenatedStringGenerator/constants2.kt

@@ -0,0 +1,2 @@
+val b = 1
+val test = "" + b + "foo"

idea/testData/concatenatedStringGenerator/constants2.kt.result

@@ -0,0 +1 @@
+1foo

idea/testData/concatenatedStringGenerator/simple.kt

@@ -1 +1 @@
-"foo" + "bar"
+val test = "foo" + "bar"

idea/testData/concatenatedStringGenerator/stringtemplate.kt

@@ -1 +1,7 @@
-"foo$foo$bar" + "${bar}${bar2()}bar"
+// WITH_RUNTIME
+
+var foo = "aaa"
+var bar = "bbb"
+fun bar2() = "will be ignored"
+
+val test = "foo$foo$bar" + "${bar}${bar2()}bar"

idea/testData/concatenatedStringGenerator/stringtemplateWithConstant.kt

@@ -0,0 +1,7 @@
+// WITH_RUNTIME
+
+val foo = "aaa"
+val bar = "bbb"
+fun bar2() = "will be ignored"
+
+val test = "foo$foo$bar" + "${bar}${bar2()}bar"

idea/testData/concatenatedStringGenerator/stringtemplateWithConstant.kt.result

@@ -0,0 +1 @@
+fooaaabbbbbb?bar

idea/testData/concatenatedStringGenerator/variables.kt

@@ -1 +1,2 @@
-"" + b<caret> + "foo"
+var b = 1
+val test = "" + b + "foo"