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Prevent CTRL-D from causing NPE in shell
Update the integrated shell to deal with a null line which can be triggered with CTRL-D. Fixes gh-229
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@ -175,8 +175,8 @@ public class Shell {
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}
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private void runInputLoop() throws Exception {
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while (true) {
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String line = this.consoleReader.readLine(getPrompt());
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String line;
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while ((line = this.consoleReader.readLine(getPrompt())) != null) {
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while (line.endsWith("\\")) {
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line = line.substring(0, line.length() - 1);
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line += this.consoleReader.readLine("> ");
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