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git-add -i: add help text for list-and-choose UI
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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@ -237,7 +237,8 @@ sub is_valid_prefix {
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!($prefix =~ /[\s,]/) && # separators
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!($prefix =~ /^-/) && # deselection
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!($prefix =~ /^\d+/) && # selection
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($prefix ne '*'); # "all" wildcard
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($prefix ne '*') && # "all" wildcard
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($prefix ne '?'); # prompt help
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}
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# given a prefix/remainder tuple return a string with the prefix highlighted
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@ -318,6 +319,12 @@ sub list_and_choose {
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}
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chomp $line;
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last if $line eq '';
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if ($line eq '?') {
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$opts->{SINGLETON} ?
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singleton_prompt_help_cmd() :
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prompt_help_cmd();
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next TOPLOOP;
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}
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for my $choice (split(/[\s,]+/, $line)) {
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my $choose = 1;
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my ($bottom, $top);
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@ -363,6 +370,28 @@ sub list_and_choose {
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return @return;
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}
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sub singleton_prompt_help_cmd {
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print <<\EOF ;
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Prompt help:
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1 - select a numbered item
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foo - select item based on unique prefix
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- (empty) select nothing
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EOF
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}
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sub prompt_help_cmd {
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print <<\EOF ;
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Prompt help:
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1 - select a single item
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3-5 - select a range of items
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2-3,6-9 - select multiple ranges
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foo - select item based on unique prefix
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-... - unselect specified items
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* - choose all items
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- (empty) finish selecting
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EOF
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}
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sub status_cmd {
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list_and_choose({ LIST_ONLY => 1, HEADER => $status_head },
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list_modified());
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