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zzz_614_line3completion
Remko Popma edited this page Jan 29, 2019
·
1 revision
Index: src/main/java/picocli/MyCompleter.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- src/main/java/picocli/MyCompleter.java (date 1548756958721)
+++ src/main/java/picocli/MyCompleter.java (date 1548756958721)
@@ -6,6 +6,7 @@
import org.jline.reader.ParsedLine;
import picocli.CommandLine;
import picocli.CommandLine.Model.CommandSpec;
+import picocli.CommandLine.Model.OptionSpec;
import java.util.ArrayList;
import java.util.Arrays;
@@ -23,17 +24,13 @@
public void complete(LineReader reader, ParsedLine line, List<Candidate> candidates) {
String[] words = new String[line.words().size()];
words = line.words().toArray(words);
- List<CharSequence> cs = new ArrayList<CharSequence>();
+ List<Candidate> cs = new ArrayList<Candidate>();
complete(spec,
words,
line.wordIndex(),
0,
line.cursor(),
- cs);
- for(CharSequence c: cs){
- candidates.add(new Candidate((String)c));
- }
-
+ candidates);
}
public static int complete(CommandSpec spec,
@@ -41,7 +38,7 @@
int argIndex,
int positionInArg,
int cursor,
- List<CharSequence> candidates) {
+ List<Candidate> candidates) {
if (spec == null) { throw new NullPointerException("spec is null"); }
if (args == null) { throw new NullPointerException("args is null"); }
if (candidates == null) { throw new NullPointerException("candidates list is null"); }
@@ -70,19 +67,27 @@
if (obj instanceof CommandSpec) { // subcommand
addCandidatesForArgsFollowing(((CommandSpec) obj).parent(), candidates);
- } else if (obj instanceof CommandLine.Model.OptionSpec) { // option
+ } else if (obj instanceof OptionSpec) { // option
int sep = currentArg.indexOf(spec.parser().separator());
if (sep < 0 || positionInArg < sep) { // no '=' or cursor before '='
- addCandidatesForArgsFollowing(findCommandFor((CommandLine.Model.OptionSpec) obj, spec), candidates);
+ addCandidatesForArgsFollowing(findCommandFor((OptionSpec) obj, spec), candidates);
} else {
- addCandidatesForArgsFollowing((CommandLine.Model.OptionSpec) obj, candidates);
+ addCandidatesForArgsFollowing((OptionSpec) obj, candidates);
int sepLength = spec.parser().separator().length();
if (positionInArg < sep + sepLength) {
int posInSeparator = positionInArg - sep;
String prefix = spec.parser().separator().substring(posInSeparator);
for (int i = 0; i < candidates.size(); i++) {
- candidates.set(i, prefix + candidates.get(i));
+ Candidate old = candidates.get(i);
+ Candidate replace = new Candidate(prefix + old.value(),
+ prefix + old.displ(),
+ old.group(),
+ old.descr(),
+ old.suffix(),
+ old.key(),
+ old.complete());
+ candidates.set(i, replace);
}
committedPrefix = currentArg.substring(sep, positionInArg);
} else {
@@ -101,12 +106,23 @@
addCandidatesForArgsFollowing(parseResult.tentativeMatch.get(i), candidates);
}
}
- filterAndTrimMatchingPrefix(committedPrefix, candidates);
+ // TODO filterAndTrimMatchingPrefix(committedPrefix, candidates);
return candidates.isEmpty() ? -1 : cursor;
} finally {
spec.parser().collectErrors(reset);
}
}
+
+ private static void filterAndTrimMatchingPrefix(String prefix, List<CharSequence> candidates) {
+ List<CharSequence> replace = new ArrayList<CharSequence>();
+ for (CharSequence seq : candidates) {
+ if (seq.toString().startsWith(prefix)) {
+ replace.add(seq.subSequence(prefix.length(), seq.length()));
+ }
+ }
+ candidates.clear();
+ candidates.addAll(replace);
+ }
private static Object findCompletionStartPoint(CommandLine.ParseResult parseResult) {
List<Object> tentativeMatches = parseResult.tentativeMatch;
for (int i = 1; i <= tentativeMatches.size(); i++) {
@@ -127,10 +143,10 @@
}
private static CommandSpec findCommandFor(CommandLine.Model.ArgSpec arg, CommandSpec cmd) {
- return (arg instanceof CommandLine.Model.OptionSpec) ? findCommandFor((CommandLine.Model.OptionSpec) arg, cmd) : findCommandFor((CommandLine.Model.PositionalParamSpec) arg, cmd);
+ return (arg instanceof OptionSpec) ? findCommandFor((OptionSpec) arg, cmd) : findCommandFor((CommandLine.Model.PositionalParamSpec) arg, cmd);
}
- private static CommandSpec findCommandFor(CommandLine.Model.OptionSpec option, CommandSpec commandSpec) {
- for (CommandLine.Model.OptionSpec defined : commandSpec.options()) {
+ private static CommandSpec findCommandFor(OptionSpec option, CommandSpec commandSpec) {
+ for (OptionSpec defined : commandSpec.options()) {
if (defined == option) { return commandSpec; }
}
for (CommandLine sub : commandSpec.subcommands().values()) {
@@ -150,53 +166,82 @@
return null;
}
private static boolean isPicocliModelObject(Object obj) {
- return obj instanceof CommandSpec || obj instanceof CommandLine.Model.OptionSpec || obj instanceof CommandLine.Model.PositionalParamSpec;
+ return obj instanceof CommandSpec || obj instanceof OptionSpec || obj instanceof CommandLine.Model.PositionalParamSpec;
}
-
- private static void filterAndTrimMatchingPrefix(String prefix, List<CharSequence> candidates) {
- List<CharSequence> replace = new ArrayList<CharSequence>();
- for (CharSequence seq : candidates) {
- if (seq.toString().startsWith(prefix)) {
- replace.add(seq.subSequence(prefix.length(), seq.length()));
- }
- }
- candidates.clear();
- candidates.addAll(replace);
- }
- private static void addCandidatesForArgsFollowing(Object obj, List<CharSequence> candidates) {
+ private static void addCandidatesForArgsFollowing(Object obj, List<Candidate> candidates) {
if (obj == null) { return; }
if (obj instanceof CommandSpec) {
addCandidatesForArgsFollowing((CommandSpec) obj, candidates);
- } else if (obj instanceof CommandLine.Model.OptionSpec) {
- addCandidatesForArgsFollowing((CommandLine.Model.OptionSpec) obj, candidates);
+ } else if (obj instanceof OptionSpec) {
+ addCandidatesForArgsFollowing((OptionSpec) obj, candidates);
} else if (obj instanceof CommandLine.Model.PositionalParamSpec) {
addCandidatesForArgsFollowing((CommandLine.Model.PositionalParamSpec) obj, candidates);
}
}
- private static void addCandidatesForArgsFollowing(CommandSpec commandSpec, List<CharSequence> candidates) {
+ private static void addCandidatesForArgsFollowing(CommandSpec commandSpec, List<Candidate> candidates) {
if (commandSpec == null) { return; }
+
+ // the commandSpec.subcommands() Map contains an entry for every alias of each subcommand
for (Map.Entry<String, CommandLine> entry : commandSpec.subcommands().entrySet()) {
- candidates.add(entry.getKey());
- candidates.addAll(Arrays.asList(entry.getValue().getCommandSpec().aliases()));
+ CommandSpec subSpec = entry.getValue().getCommandSpec();
+ Candidate cmd = new Candidate(entry.getKey(),
+ entry.getKey(), // display
+ subSpec.name(), // group
+ join(subSpec.usageMessage().description(), " "), //desc
+ null,
+ subSpec.name(),
+ true);
+ candidates.add(cmd);
}
- candidates.addAll(commandSpec.optionsMap().keySet());
+ for (Map.Entry<String, OptionSpec> entry : commandSpec.optionsMap().entrySet()) {
+ OptionSpec option = entry.getValue();
+ Candidate optionCandidate = new Candidate(entry.getKey(),
+ entry.getKey(), // display
+ option.longestName(), // group
+ join(option.description(), " "), //desc
+ null,
+ option.longestName(),
+ option.arity().max < 1);
+ candidates.add(optionCandidate);
+ }
for (CommandLine.Model.PositionalParamSpec positional : commandSpec.positionalParameters()) {
addCandidatesForArgsFollowing(positional, candidates);
}
}
- private static void addCandidatesForArgsFollowing(CommandLine.Model.OptionSpec optionSpec, List<CharSequence> candidates) {
+
+ private static String join(String[] parts, String sep) {
+
+ StringBuilder result = new StringBuilder();
+ for (String part : parts) {
+ if (result.length() > 0) {
+ result.append(sep);
+ }
+ result.append(CommandLine.Help.Ansi.AUTO.string(part));
+ }
+ return result.toString();
+ }
+
+ private static void addCandidatesForArgsFollowing(OptionSpec optionSpec, List<Candidate> candidates) {
if (optionSpec != null) {
- addCompletionCandidates(optionSpec.completionCandidates(), candidates);
+ addCompletionCandidates(optionSpec, candidates);
}
}
- private static void addCandidatesForArgsFollowing(CommandLine.Model.PositionalParamSpec positionalSpec, List<CharSequence> candidates) {
+ private static void addCandidatesForArgsFollowing(CommandLine.Model.PositionalParamSpec positionalSpec, List<Candidate> candidates) {
if (positionalSpec != null) {
- addCompletionCandidates(positionalSpec.completionCandidates(), candidates);
+ addCompletionCandidates(positionalSpec, candidates);
}
}
- private static void addCompletionCandidates(Iterable<String> completionCandidates, List<CharSequence> candidates) {
- if (completionCandidates != null) {
- for (String candidate : completionCandidates) { candidates.add(candidate); }
+ private static void addCompletionCandidates(CommandLine.Model.ArgSpec argSpec, List<Candidate> candidates) {
+ if (argSpec.completionCandidates() != null) {
+ for (String candidate : argSpec.completionCandidates()) {
+ candidates.add(new Candidate(candidate,
+ candidate, // display
+ argSpec.paramLabel(), // group
+ null, //join(argSpec.description(), " "),
+ null,
+ null,
+ true));
+ }
}
}
}