Swift

Command + Option + leftArrow to collapse the current block
Command + Option + rightArrow to unfold the current block

// All code blocks inside file
command + alt + shift + left_arrow

// Single code block
command + alt + left_arrow

// All code blocks inside file
command + alt + shift + left_arrow

// Single code block
command + alt + left_arrow

// All code blocks inside file
command + alt + shift + left_arrow

// Single code block
command + alt + left_arrow

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