clerk @ 17e6766

···
        27
        27
         	return ranges, nil

      
        28
        28
         }

      
        29
        29
         

      
        30
        
        -// foldingRangesFor folds every foldable structure in a journal's top-level entries:

      
        31
        
        -// posting blocks, directive sub-blocks, comment runs, comment blocks, and apply/end pairs.

      
        32
        30
         func foldingRangesFor(entries []ast.Entry) []protocol.FoldingRange {

      
        33
        31
         	ranges := make([]protocol.FoldingRange, 0, len(entries)) // each entry folds to at most one range

      
        34
        32
         	var (

      ···
        73
        71
         	return ranges

      
        74
        72
         }

      
        75
        73
         

      
        76
        
        -// appendFold appends r, skipping nil.

      
        77
        74
         func appendFold(ranges []protocol.FoldingRange, r *protocol.FoldingRange) []protocol.FoldingRange {

      
        78
        75
         	if r != nil {

      
        79
        76
         		ranges = append(ranges, *r)

      ···
        81
        78
         	return ranges

      
        82
        79
         }

      
        83
        80
         

      
        84
        
        -// postingsFold folds the posting block of a transaction, leaving the header visible.

      
        85
        81
         func postingsFold(postings []ast.Posting) *protocol.FoldingRange {

      
        86
        82
         	if len(postings) < 2 {

      
        87
        83
         		return nil

      ···
        94
        90
         	)

      
        95
        91
         }

      
        96
        92
         

      
        97
        
        -// accountDirectiveFold folds the indented subdirective block after an "account" line.

      
        98
        93
         func accountDirectiveFold(ad *ast.AccountDirective) *protocol.FoldingRange {

      
        99
        94
         	if len(ad.Subdirectives) < 2 {

      
        100
        95
         		return nil

      ···
        107
        102
         	)

      
        108
        103
         }

      
        109
        104
         

      
        110
        
        -// commentBlockDirectiveFold folds a "comment" ... "end comment" block, leaving the header visible.

      
        111
        
        -// The directive span extends past the block, so the end line is derived from the content.

      
        112
        105
         func commentBlockDirectiveFold(cb *ast.CommentBlockDirective) *protocol.FoldingRange {

      
        113
        106
         	start := uint32(cb.Span.Start.Line - 1)

      
        114
        107
         	end := start + uint32(strings.Count(cb.Content, "\n")) + 1 // +1 for the "end comment" line

      
        115
        108
         	return foldRange(start, end, protocol.FoldingRangeKindComment)

      
        116
        109
         }

      
        117
        110
         

      
        118
        
        -// commentRunFold folds consecutive comment lines into a single range.

      
        119
        111
         func commentRunFold(comments []*ast.Comment) *protocol.FoldingRange {

      
        120
        112
         	if len(comments) < 2 {

      
        121
        113
         		return nil

      ···
        127
        119
         	)

      
        128
        120
         }

      
        129
        121
         

      
        130
        
        -// applyKeyword returns the first word of an apply/end directive expr ("apply tag work" → "tag").

      
        131
        122
         func applyKeyword(expr string) string {

      
        132
        
        -	if i := strings.IndexByte(expr, ' '); i >= 0 {

      
        133
        
        -		return expr[:i]

      
        
        123
        +	if before, _, ok := strings.Cut(expr, " "); ok {

      
        
        124
        +		return before

      
        134
        125
         	}

      
        135
        126
         	return expr

      
        136
        127
         }

      
        137
        128
         

      
        138
        
        -// applyFold folds an "apply" ... "end" block.

      
        139
        129
         func applyFold(a *ast.ApplyDirective, end *ast.EndDirective) *protocol.FoldingRange {

      
        140
        130
         	return foldRange(

      
        141
        131
         		uint32(a.Span.Start.Line-1),

      ···
        144
        134
         	)

      
        145
        135
         }

      
        146
        136
         

      
        147
        
        -// foldRange returns nil when the range is not foldable (single line).

      
        148
        137
         func foldRange(startLine, endLine uint32, kind protocol.FoldingRangeKind) *protocol.FoldingRange {

      
        149
        138
         	if endLine <= startLine {

      
        150
        139
         		return nil