Fix javascript processor docs

Signed-off-by: Mihai Todor <todormihai@gmail.com>

CHANGELOG.md

@@ -9,6 +9,10 @@ All notable changes to this project will be documented in this file.
 
 - `avro` scanner now emits metadata for the Avro schema it used along with the schema fingerprint (@rockwotj)
 
+### Fixed
+
+- The `code` and `file` fields on the `javascript` processor docs no longer erroneously mention interpolation support. (@mihaitodor)
+
 ## 4.44.0 - 2024-12-13
 
 ### Added

docs/modules/components/pages/processors/javascript.adoc

@@ -47,7 +47,6 @@ This processor is implemented using the https://github.com/dop251/goja[github.co
 === `code`
 
 An inline JavaScript program to run. One of `code` or `file` must be defined.
-This field supports xref:configuration:interpolation.adoc#bloblang-queries[interpolation functions].
 
 
 *Type*: `string`
@@ -56,7 +55,6 @@ This field supports xref:configuration:interpolation.adoc#bloblang-queries[inter
 === `file`
 
 A file containing a JavaScript program to run. One of `code` or `file` must be defined.
-This field supports xref:configuration:interpolation.adoc#bloblang-queries[interpolation functions].
 
 
 *Type*: `string`

internal/impl/javascript/processor.go

@@ -73,10 +73,10 @@ Although technically possible, it is recommended that you do not rely on the glo
 == Functions
 `+description.String()+`
 `).
-		Field(service.NewInterpolatedStringField(codeField).
+		Field(service.NewStringField(codeField).
 			Description("An inline JavaScript program to run. One of `"+codeField+"` or `"+fileField+"` must be defined.").
 			Optional()).
-		Field(service.NewInterpolatedStringField(fileField).
+		Field(service.NewStringField(fileField).
 			Description("A file containing a JavaScript program to run. One of `"+codeField+"` or `"+fileField+"` must be defined.").
 			Optional()).
 		Field(service.NewStringListField(includeField).
@@ -174,23 +174,23 @@ func newJavascriptProcessorFromConfig(conf *service.ParsedConfig, mgr *service.R
 	code, _ := conf.FieldString(codeField)
 	file, _ := conf.FieldString(fileField)
 	if file == "" && code == "" {
-		return nil, fmt.Errorf("either a `%v` or `%v` must be specified", codeField, fileField)
+		return nil, fmt.Errorf("either a `%s` or `%s` must be specified", codeField, fileField)
 	}
 
 	filename := "main.js"
 	if file != "" {
 		// Open file and read code
 		codeBytes, err := service.ReadFile(mgr.FS(), file)
 		if err != nil {
-			return nil, fmt.Errorf("failed to open target file: %w", err)
+			return nil, fmt.Errorf("failed to open target file: %s", err)
 		}
 		filename = file
 		code = string(codeBytes)
 	}
 
 	program, err := goja.Compile(filename, code, false)
 	if err != nil {
-		return nil, fmt.Errorf("failed to compile javascript code: %v", err)
+		return nil, fmt.Errorf("failed to compile javascript code: %s", err)
 	}
 
 	logger := mgr.Logger()