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Subcommand suggestions #2027

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merged 3 commits into from
May 20, 2023
Merged

Subcommand suggestions #2027

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ffb9285
Failing tests
mauvo May 19, 2023
77e9941
Fixed tests
mauvo May 19, 2023
8a54980
Ensure all subcommands prefixed with commandname
mauvo May 20, 2023
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4 changes: 2 additions & 2 deletions src/main/java/picocli/CommandLine.java
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Original file line number Diff line number Diff line change
Expand Up @@ -18487,7 +18487,7 @@ public static class TypeConversionException extends PicocliException {
/** Exception indicating something went wrong while parsing command line options. */
public static class ParameterException extends PicocliException {
private static final long serialVersionUID = 1477112829129763139L;
private final CommandLine commandLine;
protected final CommandLine commandLine;
private ArgSpec argSpec = null;
private String value = null;

Expand Down Expand Up @@ -18659,7 +18659,7 @@ public boolean printSuggestions(PrintWriter writer) {
if (!suggestions.isEmpty()) {
writer.println(isUnknownOption()
? "Possible solutions: " + str(suggestions)
: "Did you mean: " + str(suggestions).replace(", ", " or ") + "?");
: "Did you mean: " + this.commandLine.commandSpec.name + " " + str(suggestions).replace(", ", " or ") + "?");
writer.flush();
}
return !suggestions.isEmpty();
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4 changes: 2 additions & 2 deletions src/test/java/picocli/UnmatchedArgumentExceptionTest.java
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Expand Up @@ -80,7 +80,7 @@ public void testUnmatchedArgumentSuggestsSubcommands() {
Demo.mainCommand().parseWithHandler(((CommandLine.IParseResultHandler)null), new PrintStream(baos), new String[]{"chekcout"});
String expected = format("" +
"Unmatched argument at index 0: 'chekcout'%n" +
"Did you mean: checkout or help or branch?%n");
"Did you mean: git checkout or git help or git branch?%n");
assertEquals(expected, baos.toString());
}
@Test
Expand All @@ -90,7 +90,7 @@ public void testUnmatchedArgumentSuggestsSubcommands2() {
Demo.mainCommand().parseWithHandler(((CommandLine.IParseResultHandler)null), new PrintStream(baos), new String[]{"me"});
String expected = format("" +
"Unmatched argument at index 0: 'me'%n" +
"Did you mean: merge?%n");
"Did you mean: git merge?%n");
assertEquals(expected, baos.toString());
}

Expand Down