Function emit_paren_pair

src/folding.rs:99–117

Emit a folding range for a parenthesised list (argument list, parameter list) only when it spans multiple lines.

(
    left: mago_span::Span,
    right: mago_span::Span,
    content: &str,
    ranges: &mut Vec<FoldingRange>,
)

/// Emit a folding range for a parenthesised list (argument list, parameter
/// list) only when it spans multiple lines.
fn emit_paren_pair(
    left: mago_span::Span,
    right: mago_span::Span,
    content: &str,
    ranges: &mut Vec<FoldingRange>,
) {
    let start_pos = offset_to_position(content, left.start.offset as usize);
    let end_pos = offset_to_position(content, right.end.offset as usize);
    if start_pos.line < end_pos.line {
        ranges.push(FoldingRange {
            start_line: start_pos.line,
            start_character: Some(start_pos.character),
            end_line: end_pos.line,
            end_character: Some(end_pos.character),
            kind: None,
            collapsed_text: None,
        });
    }
}

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