Fix replacement-js flag when referencing matched groups when matching…

… multiple files (#513)

Co-authored-by: Pedro Pinho <PedroPinho@criticalmanufacturing.com>

src/engine.ts

@@ -84,11 +84,14 @@ function doReplacement(_file_rr: string, _config_rr: any, _data_rr: string) {
 
 	// Variables to be accessible from js.
 	if (_config_rr.replacementJs) {
-		_config_rr.replacement = dynamicReplacement(_file_rr, _config_rr, _data_rr);
+		_config_rr.replacementDynamic = dynamicReplacement(_file_rr, _config_rr, _data_rr);
 	}
 
 	// Main regexp of the whole thing
-	const result = _data_rr.replace(_config_rr.regex, _config_rr.replacement);
+	const result = _data_rr.replace(
+		_config_rr.regex,
+		_config_rr.replacementJs ? _config_rr.replacementDynamic : _config_rr.replacement
+	);
 
 	// The output of matched strings is done from the replacement, so no need to continue
 	if (_config_rr.outputMatch) {

test/cli/run.sh

@@ -196,7 +196,12 @@ assert		 		"rexreplace 'foobar' \"['filename:'+filename,'name:'+name,'ext:'+ext,
 reset
 assert		 		"rexreplace 'foo((b)ar)' '€1+€2' my.file -o --replacement-js"    'barb'
 
+## Test replacement-js on multiple files
+reset
+assert		 		"rexreplace 'foo((b)ar)' '€1+€2' *.file -o --replacement-js"    'barb\nabc123'
 
+reset
+assert		 		"rexreplace 'a(.+)' '\"_replace_\"+€1' *.file -o --replacement-js"    'foob_replace_r\n_replace_bc123'
 
 # Content manually testes
 # todo: automate test of content