Display: ArithmeticException: / by zero, fixes #526

jline · Jun 16, 2020 · 6c81a5b · 6c81a5b
1 parent ae8ff73
commit 6c81a5b
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Showing 2 changed files with 5 additions and 5 deletions.
diff --git a/reader/src/main/java/org/jline/reader/impl/LineReaderImpl.java b/reader/src/main/java/org/jline/reader/impl/LineReaderImpl.java
@@ -741,11 +741,7 @@ private void doDisplay() {
         size.copy(terminal.getBufferSize());
 
         display = new Display(terminal, false);
-        if (size.getRows() == 0 || size.getColumns() == 0) {
-            display.resize(1, Integer.MAX_VALUE);
-        } else {
-            display.resize(size.getRows(), size.getColumns());
-        }
+        display.resize(size.getRows(), size.getColumns());
         if (isSet(Option.DELAY_LINE_WRAP))
             display.setDelayLineWrap(true);
     }

diff --git a/terminal/src/main/java/org/jline/utils/Display.java b/terminal/src/main/java/org/jline/utils/Display.java
@@ -64,6 +64,10 @@ public boolean delayLineWrap() {
     public void setDelayLineWrap(boolean v) { delayLineWrap = v; }
 
     public void resize(int rows, int columns) {
+        if (rows == 0 || columns == 0) {
+            columns = Integer.MAX_VALUE - 1;
+            rows = 1;
+        }
         if (this.rows != rows || this.columns != columns) {
             this.rows = rows;
             this.columns = columns;