44 lines
1.7 KiB
Fish
44 lines
1.7 KiB
Fish
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function construct_column_aware_prompt -a prompt_prefix prompt_dir
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set -l prompt_concat "$prompt_prefix$prompt_dir"
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if test (expr length "$prompt_concat") -le $COLUMNS
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echo $prompt_prefix$prompt_dir
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else
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if test (expr length "$prompt_prefix") -le $COLUMNS
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set -l split_prompt_concat (string split "/" $prompt_dir)
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if test (count $split_prompt_concat) -lt 2
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echo (string sub -s 1 -l (math $COLUMNS - (expr length "$prompt_prefix")) $prompt_dir)
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else
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for i in (seq (count $split_prompt_concat))
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if test (expr length "> $split_prompt_concat[$i]/") -gt $COLUMNS
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set split_prompt_concat[$i] (string sub -s 1 -l (math $COLUMNS - 8) $split_prompt_concat[$i])'[...]'
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end
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end
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set -l tmp_lines "$prompt_prefix"
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for item in $split_prompt_concat
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set -l tmp_line "$tmp_lines$item/"
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if test (expr length "$tmp_line") -le $COLUMNS
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set tmp_lines $tmp_line
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else
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echo $tmp_lines
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set tmp_lines "> $item/"
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end
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end
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set -l tmp_lines_length (expr length "$tmp_lines")
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if test $tmp_lines_length -gt 0
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echo (string sub -s 1 -l (math $tmp_lines_length - 1) $tmp_lines)
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end
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end
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else
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set -l rec (construct_column_aware_prompt "" $prompt_dir)
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for item in rec
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echo $item
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end
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end
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end
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end
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