Make setters chainable, fixes #187

jline · Dec 19, 2017 · c74bc3b · c74bc3b
1 parent 152cf8f
commit c74bc3b
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Showing 3 changed files with 48 additions and 0 deletions.
diff --git a/reader/src/main/java/org/jline/reader/LineReader.java b/reader/src/main/java/org/jline/reader/LineReader.java
@@ -481,6 +481,14 @@ enum RegionType {
      */
     String readLine(String prompt, String rightPrompt, MaskingCallback maskingCallback, String buffer) throws UserInterruptException, EndOfFileException;
 
+    //
+    // Chainable setters
+    //
+
+    LineReader variable(String name, Object value);
+
+    LineReader option(Option option, boolean value);
+
     void callWidget(String name);
 
     Map<String, Object> getVariables();

diff --git a/reader/src/main/java/org/jline/reader/impl/DefaultParser.java b/reader/src/main/java/org/jline/reader/impl/DefaultParser.java
@@ -28,6 +28,34 @@ public class DefaultParser implements Parser {
 
     private boolean eofOnEscapedNewLine;
 
+    //
+    // Chainable setters
+    //
+
+    public DefaultParser quoteChars(final char[] chars) {
+        this.quoteChars = chars;
+        return this;
+    }
+
+    public DefaultParser escapeChars(final char[] chars) {
+        this.escapeChars = chars;
+        return this;
+    }
+
+    public DefaultParser eofOnUnclosedQuote(boolean eofOnUnclosedQuote) {
+        this.eofOnUnclosedQuote = eofOnUnclosedQuote;
+        return this;
+    }
+
+    public DefaultParser eofOnEscapedNewLine(boolean eofOnEscapedNewLine) {
+        this.eofOnEscapedNewLine = eofOnEscapedNewLine;
+        return this;
+    }
+
+    //
+    // Java bean getters and setters
+    //
+
     public void setQuoteChars(final char[] chars) {
         this.quoteChars = chars;
     }

diff --git a/reader/src/main/java/org/jline/reader/impl/LineReaderImpl.java b/reader/src/main/java/org/jline/reader/impl/LineReaderImpl.java
@@ -796,6 +796,12 @@ public String getKeyMap() {
         return keyMap;
     }
 
+    @Override
+    public LineReader variable(String name, Object value) {
+        variables.put(name, value);
+        return this;
+    }
+
     @Override
     public Map<String, Object> getVariables() {
         return variables;
@@ -811,6 +817,12 @@ public void setVariable(String name, Object value) {
         variables.put(name, value);
     }
 
+    @Override
+    public LineReader option(Option option, boolean value) {
+        options.put(option, value);
+        return this;
+    }
+
     @Override
     public boolean isSet(Option option) {
         Boolean b = options.get(option);