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fix CompletionAdaptor lose chars when the last token is blank.

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This commit is contained in:
hengyunabc
2019-02-08 01:43:47 +08:00
parent a2ef539f4e
commit 349c426bd1
1 changed files with 8 additions and 4 deletions
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core/src/main/java/com/taobao/arthas/core/shell/term/impl/CompletionAdaptor.java
+8 -4
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@@ -4,6 +4,7 @@ import com.taobao.arthas.core.shell.cli.CliToken;
import com.taobao.arthas.core.shell.cli.Completion;
import com.taobao.arthas.core.shell.cli.CompletionUtils;
import com.taobao.arthas.core.shell.session.Session;
import com.taobao.arthas.core.util.StringUtils;
import java.util.LinkedList;
import java.util.List;
@@ -42,15 +43,18 @@ class CompletionAdaptor implements Completion {
@Override
public void complete(List<String> candidates) {
String lastToken = tokens.get(tokens.size() - 1).value();
if(StringUtils.isBlank(lastToken)) {
lastToken = "";
}
if (candidates.size() > 1) {
// complete common prefix
String commonPrefix = CompletionUtils.findLongestCommonPrefix(candidates);
if (commonPrefix.length() > 0) {
CliToken lastToken = tokens.get(tokens.size() - 1);
if (!commonPrefix.equals(lastToken.value())) {
if (!commonPrefix.equals(lastToken)) {
// only complete if the common prefix is longer than the last token
if (commonPrefix.length() > lastToken.value().length()) {
String strToComplete = commonPrefix.substring(lastToken.value().length());
if (commonPrefix.length() > lastToken.length()) {
String strToComplete = commonPrefix.substring(lastToken.length());
completion.complete(io.termd.core.util.Helper.toCodePoints(strToComplete), false);
return;
}