Fix format text serialization, LineTrace node name

js/entity/FormatTextEntity.js

@@ -8,7 +8,7 @@ export default class FormatTextEntity extends IEntity {
     static lookbehind = "LOCGEN_FORMAT_NAMED"
     static attributes = {
         value: {
-            type: [new UnionType(LocalizedTextEntity, String, InvariantTextEntity, FormatTextEntity)],
+            type: [new UnionType(String, LocalizedTextEntity, InvariantTextEntity, FormatTextEntity)],
         },
     }
 
@@ -18,6 +18,20 @@ export default class FormatTextEntity extends IEntity {
 
     constructor(values) {
         super(values)
-        /** @type {String} */ this.value
+        /** @type {(String | LocalizedTextEntity | InvariantTextEntity | FormatTextEntity)[]} */ this.value
+    }
+
+    toString() {
+        const pattern = this.value?.[0]?.toString() // The pattern is always the first element of the array
+        if (!pattern) {
+            return ""
+        }
+        const values = this.value.slice(1).map(v => v.toString())
+        return pattern.replaceAll(/\{([a-zA-Z]\w*)\}/g, (substring, arg) => {
+            const argLocation = values.indexOf(arg) + 1
+            return argLocation > 0 && argLocation < values.length
+                ? values[argLocation]
+                : substring
+        })
     }
 }

js/entity/ObjectEntity.js

@@ -547,19 +547,20 @@ export default class ObjectEntity extends IEntity {
         let memberName = this.FunctionReference?.MemberName
         if (memberName) {
             const memberParent = this.FunctionReference.MemberParent?.path ?? ""
-            switch (memberName) {
-                case "AddKey":
-                    {
-                        let result = memberParent.match(ObjectEntity.sequencerScriptingNameRegex)
-                        if (result) {
-                            return `Add Key (${Utility.formatStringName(result[1])})`
-                        }
-                    }
-                    break
-                case "LineTraceSingle":
-                    return "Line Trace By Channel"
-                case "LineTraceSingleByProfile":
-                    return "Line Trace By Profile"
+            if (memberName === "AddKey") {
+                let result = memberParent.match(ObjectEntity.sequencerScriptingNameRegex)
+                if (result) {
+                    return `Add Key (${Utility.formatStringName(result[1])})`
+                }
+            }
+            const memberNameTraceLineMatch = memberName.match(Configuration.lineTracePattern)
+            if (memberNameTraceLineMatch) {
+                return "Line Trace"
+                    + (memberNameTraceLineMatch[1] === "Multi" ? " Multi " : " ")
+                    + (memberNameTraceLineMatch[2] === ""
+                        ? "By Channel"
+                        : Utility.formatStringName(memberNameTraceLineMatch[2])
+                    )
             }
             switch (memberParent) {
                 case "/Script/Engine.KismetMathLibrary":