| 1 |
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| 2 | exports.context = function(input, lineno, columnno, linebreak) {
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| 3 | linebreak = linebreak || '!LB!';
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| 4 |
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| 5 | var lines = input.split(linebreak)
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| 6 | , contextSize = lineno === 0 && columnno === 0 ? lines.length - 1 : 3
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| 7 | , start = Math.max(0, lineno - contextSize)
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| 8 | , end = Math.min(lines.length, lineno + contextSize);
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| 9 |
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| 10 | return lines
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| 11 | .slice(start, end)
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| 12 | .map(function(line, i, all){
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| 13 | var curr = i + start + 1;
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| 14 |
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| 15 | return (curr === lineno ? ' > ' : ' ')
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| 16 | + (curr < 10 ? ' ' : '')
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| 17 | + curr
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| 18 | + ' | '
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| 19 | + line;
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| 20 | }).join('\n');
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| 21 | } |
| \ | No newline at end of file |