Error messages: Fix ANSI colours

Author: ewels

modules/nextflow/src/main/groovy/nextflow/config/ConfigBuilder.groovy

@@ -366,10 +366,12 @@ class ConfigBuilder {
         assert env != null
 
         final ignoreIncludes = options ? options.ignoreConfigIncludes : false
+        final ansiLog = options ? options.ansiLog : false
         final parser = ConfigParserFactory.create()
                 .setRenderClosureAsString(showClosures)
                 .setStripSecrets(stripSecrets)
                 .setIgnoreIncludes(ignoreIncludes)
+                .setAnsiLog(ansiLog)
         ConfigObject result = new ConfigObject()
 
         if( cliParams )

modules/nextflow/src/main/groovy/nextflow/config/ConfigParser.groovy

@@ -72,6 +72,15 @@ interface ConfigParser {
      */
     ConfigParser setProfiles(List<String> profiles)
 
+    /**
+     * Toggle whether to render compilation errors with ANSI colors.
+     *
+     * @param value
+     */
+    default ConfigParser setAnsiLog(boolean value) {
+        return this
+    }
+
     /**
      * Parse a config object from the given source.
      */

modules/nextflow/src/main/groovy/nextflow/config/parser/v2/ConfigParserV2.groovy

@@ -49,6 +49,8 @@ class ConfigParserV2 implements ConfigParser {
 
     private boolean stripSecrets
 
+    private boolean ansiLog
+
     private List<String> appliedProfiles
 
     private Set<String> declaredProfiles = []
@@ -87,6 +89,12 @@ class ConfigParserV2 implements ConfigParser {
         return this
     }
 
+    @Override
+    ConfigParserV2 setAnsiLog(boolean value) {
+        this.ansiLog = value
+        return this
+    }
+
     @Override
     ConfigParserV2 setBinding(Map vars) {
         this.bindingVars = vars
@@ -157,7 +165,7 @@ class ConfigParserV2 implements ConfigParser {
 
     private void printErrors(Path path) {
         final source = compiler.getSource()
-        final errorListener = new StandardErrorListener('full', false)
+        final errorListener = new StandardErrorListener('full', ansiLog)
         println()
         errorListener.beforeErrors()
         for( final message : compiler.getErrors() ) {

modules/nextflow/src/main/groovy/nextflow/script/parser/v2/ScriptLoaderV2.groovy

@@ -131,7 +131,7 @@ class ScriptLoaderV2 implements ScriptLoader {
     }
 
     private void printErrors(Path path) {
-        final errorListener = new StandardErrorListener('full', false)
+        final errorListener = new StandardErrorListener('full', session.ansiLog)
         println()
         errorListener.beforeErrors()
         for( final message : compiler.getErrors() ) {