Change print_record() Fix function to optionally output the internal representation. (#238, 74dc79f)

This is the only way to see the record without interference from the encoding process.

Author: blackwinter

README.md

@@ -352,6 +352,7 @@ Options:
 - `footer`: Footer which is output after the record. (Default: `\n`)
 - `header`: Header which is output before the record. (Default: Empty string)
 - `id`: Field name which contains the record ID; if found, will be available for inclusion in `prefix` and `destination`. (Default: `_id`)
+- `internal`: Whether to print the record's internal representation instead of JSON. (Default: `false`)
 - `pretty`: Whether to use pretty printing. (Default: `false`)
 
 ```perl

metafix/src/main/java/org/metafacture/metafix/FixMethod.java

@@ -235,6 +235,7 @@ public void apply(final Metafix metafix, final Record record, final List<String>
             final String destination = options.getOrDefault("destination", ObjectWriter.STDOUT);
             final Value idValue = record.get(options.getOrDefault("id", StandardEventNames.ID));
 
+            final boolean internal = getBoolean(options, "internal");
             final boolean pretty = getBoolean(options, "pretty");
 
             final LongAdder counter = scopedCounter.computeIfAbsent(metafix, k -> new LongAdder());
@@ -249,11 +250,21 @@ public void apply(final Metafix metafix, final Record record, final List<String>
             withOption(options, "footer", writer::setFooter);
             withOption(options, "header", writer::setHeader);
 
-            try {
-                writer.process(prefix + record.toJson(pretty));
+            if (internal) {
+                if (pretty) {
+                    record.forEach((f, v) -> writer.process(prefix + f + "=" + v));
+                }
+                else {
+                    writer.process(prefix + record);
+                }
             }
-            catch (final IOException e) {
-                // Log a warning? Print string representation instead?
+            else {
+                try {
+                    writer.process(prefix + record.toJson(pretty));
+                }
+                catch (final IOException e) {
+                    // Log a warning? Print string representation instead?
+                }
             }
 
             writer.closeStream();