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| 1 | +module.exports = code |
| 2 | + |
| 3 | +var repeat = require('repeat-string') |
| 4 | +var streak = require('longest-streak') |
| 5 | +var indentLines = require('../util/indent-lines') |
| 6 | +var safe = require('../util/safe') |
| 7 | +var formatCodeAsIndented = require('../util/format-code-as-indented') |
| 8 | + |
| 9 | +function code(node, _, context) { |
| 10 | + var marker = context.options.fence || '`' |
| 11 | + var raw = node.value || '' |
| 12 | + var suffix = marker === '`' ? 'GraveAccent' : 'Tilde' |
| 13 | + var value |
| 14 | + var fence |
| 15 | + var exit |
| 16 | + var exitInfo |
| 17 | + |
| 18 | + if (formatCodeAsIndented(node, context)) { |
| 19 | + exit = context.enter('codeIndented') |
| 20 | + value = indentLines(raw, map) |
| 21 | + } else { |
| 22 | + fence = repeat(marker, Math.max(streak(raw, marker) + 1, 3)) |
| 23 | + exit = context.enter('codeFenced') |
| 24 | + value = fence |
| 25 | + |
| 26 | + if (node.lang) { |
| 27 | + exitInfo = context.enter('codeFencedLang' + suffix) |
| 28 | + value += safe(context, node.lang, { |
| 29 | + before: '`', |
| 30 | + after: ' ', |
| 31 | + encode: ['`'] |
| 32 | + }) |
| 33 | + exitInfo() |
| 34 | + } |
| 35 | + |
| 36 | + if (node.lang && node.meta) { |
| 37 | + exitInfo = context.enter('codeFencedMeta' + suffix) |
| 38 | + value += |
| 39 | + ' ' + |
| 40 | + safe(context, node.meta, { |
| 41 | + before: ' ', |
| 42 | + after: '\n', |
| 43 | + encode: ['`'] |
| 44 | + }) |
| 45 | + exitInfo() |
| 46 | + } |
| 47 | + |
| 48 | + value += '\n' |
| 49 | + |
| 50 | + if (raw) { |
| 51 | + value += raw + '\n' |
| 52 | + } |
| 53 | + |
| 54 | + value += fence |
| 55 | + } |
| 56 | + |
| 57 | + exit() |
| 58 | + return value |
| 59 | +} |
| 60 | + |
| 61 | +function map(line, _, blank) { |
| 62 | + return (blank ? '' : ' ') + line |
| 63 | +} |
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