From cc874f7805d881037516489752b2367b8dbd0284 Mon Sep 17 00:00:00 2001
From: mattirn <matti.rintanikkola@gmail.com>
Date: Sat, 23 Jan 2021 17:18:19 +0100
Subject: [PATCH] Builtin Styles: make style(string) public & refactoring

---
 builtins/src/main/java/org/jline/builtins/Styles.java | 10 +++++-----
 .../src/main/java/org/jline/script/GroovyEngine.java  | 11 ++---------
 2 files changed, 7 insertions(+), 14 deletions(-)

diff --git a/builtins/src/main/java/org/jline/builtins/Styles.java b/builtins/src/main/java/org/jline/builtins/Styles.java
index f47f9e3d4..dacd7d115 100644
--- a/builtins/src/main/java/org/jline/builtins/Styles.java
+++ b/builtins/src/main/java/org/jline/builtins/Styles.java
@@ -17,6 +17,8 @@
 import org.jline.utils.StyleResolver;
 
 public class Styles {
+    protected static final List<String> ANSI_STYLES = Arrays.asList("blink", "bold", "conceal", "crossed-out"
+            , "crossedout", "faint", "hidden", "inverse", "inverse-neg", "inverseneg", "italic", "underline");
     private static final String DEFAULT_LS_COLORS = "di=1;91:ex=1;92:ln=1;96:fi=";
     private static final String DEFAULT_HELP_COLORS = "ti=1;34:co=1:ar=3:op=33";
     private static final String DEFAULT_PRNT_COLORS = "th=1;34:rn=1;34:rs=,~grey15:mk=1;34:em=31:vs=32";
@@ -41,7 +43,7 @@ public static StyleResolver prntStyle() {
         return style(PRNT_COLORS, DEFAULT_PRNT_COLORS);
     }
 
-    public static boolean isAnsiStylePattern(String style) {
+    public static boolean isStylePattern(String style) {
         return style.matches(STYLE_PATTERN);
     }
 
@@ -76,7 +78,7 @@ private static String consoleOption(String name) {
         return out;
     }
 
-    private static StyleResolver style(String style) {
+    public static StyleResolver style(String style) {
         Map<String, String> colors = Arrays.stream(style.split(":"))
                 .collect(Collectors.toMap(s -> s.substring(0, s.indexOf('=')),
                         s -> s.substring(s.indexOf('=') + 1)));
@@ -86,8 +88,6 @@ private static StyleResolver style(String style) {
     protected static class StyleCompiler {
         private static final String ANSI_VALUE = "[0-9]*(;[0-9]+){0,2}";
         private static final String COLORS_24BIT = "[#x][0-9a-fA-F]{6}";
-        private static final List<String> JLINE_NAMED_STYLES = Arrays.asList("blink", "bold", "conceal", "crossed-out"
-                , "crossedout", "faint", "hidden", "inverse", "inverse-neg", "inverseneg", "italic", "underline");
         private static final List<String> COLORS_8 = Arrays.asList("white", "black", "red", "blue", "green", "yellow", "magenta", "cyan");
         // https://github.com/lhmouse/nano-win/commit/a7aab18dfeef8a0e8073d5fa420677dc8fe548da
         private static final Map<String,Integer> COLORS_NANO = new HashMap<>();
@@ -132,7 +132,7 @@ public String getStyle(String reference) {
                 if (!first) {
                     out.append(",");
                 }
-                if (JLINE_NAMED_STYLES.contains(s)) {
+                if (ANSI_STYLES.contains(s)) {
                     out.append(s);
                 } else if (COLORS_8.contains(s) || COLORS_NANO.containsKey(s) || s.startsWith("light")
                         || s.startsWith("bright") || s.startsWith("~") || s.startsWith("!") || s.matches("\\d+")
diff --git a/groovy/src/main/java/org/jline/script/GroovyEngine.java b/groovy/src/main/java/org/jline/script/GroovyEngine.java
index 7f730e09c..b2a1132b9 100644
--- a/groovy/src/main/java/org/jline/script/GroovyEngine.java
+++ b/groovy/src/main/java/org/jline/script/GroovyEngine.java
@@ -1045,7 +1045,7 @@ public Inspector(GroovyEngine groovyEngine) {
             this.metaMethodsCompletion = groovyEngine.groovyOption(META_METHODS_COMPLETION, false);
             this.access = new AccessRules(groovyEngine.groovyOptions());
             String gc = groovyEngine.groovyOption(GROOVY_COLORS, null);
-            groovyColors = gc != null && Styles.isAnsiStylePattern(gc) ? gc : DEFAULT_GROOVY_COLORS;
+            groovyColors = gc != null && Styles.isStylePattern(gc) ? gc : DEFAULT_GROOVY_COLORS;
             groovyEngine.getObjectCloner().markCache();
             for (Map.Entry<String, Object> entry : groovyEngine.find().entrySet()) {
                 Object obj = groovyEngine.getObjectCloner().clone(entry.getValue());
@@ -1520,7 +1520,7 @@ private CmdDesc checkSyntax(CmdLine line) {
         private List<AttributedString> doExceptionMessage(Exception exception) {
             List<AttributedString> out = new ArrayList<>();
             SyntaxHighlighter java = SyntaxHighlighter.build(nanorcSyntax);
-            StyleResolver resolver = style(groovyColors);
+            StyleResolver resolver = Styles.style(groovyColors);
             Pattern header = Pattern.compile("^[a-zA-Z() ]{3,}:(\\s+|$)");
             out.add(java.highlight(exception.getClass().getCanonicalName()));
             if (exception.getMessage() != null) {
@@ -1583,13 +1583,6 @@ private int errorIndex(String message, SyntaxException se) {
             return out;
         }
 
-        private static StyleResolver style(String style) {
-            Map<String, String> colors = Arrays.stream(style.split(":"))
-                    .collect(Collectors.toMap(s -> s.substring(0, s.indexOf('=')),
-                            s -> s.substring(s.indexOf('=') + 1)));
-            return new StyleResolver(colors::get);
-        }
-
     }
 
     private static class ObjectCloner implements Cloner {