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// Process html tags
import { HTML_TAG_RE } from '../common/html_re.mjs'
function isLinkOpen (str) {
return /^<a[>\s]/i.test(str)
}
function isLinkClose (str) {
return /^<\/a\s*>/i.test(str)
}
function isLetter (ch) {
/* eslint no-bitwise:0 */
const lc = ch | 0x20 // to lower case
return (lc >= 0x61/* a */) && (lc <= 0x7a/* z */)
}
export default function html_inline (state, silent) {
if (!state.md.options.html) { return false }
// Check start
const max = state.posMax
const pos = state.pos
if (state.src.charCodeAt(pos) !== 0x3C/* < */ ||
pos + 2 >= max) {
return false
}
// Quick fail on second char
const ch = state.src.charCodeAt(pos + 1)
if (ch !== 0x21/* ! */ &&
ch !== 0x3F/* ? */ &&
ch !== 0x2F/* / */ &&
!isLetter(ch)) {
return false
}
const match = state.src.slice(pos).match(HTML_TAG_RE)
if (!match) { return false }
if (!silent) {
const token = state.push('html_inline', '', 0)
token.content = match[0]
if (isLinkOpen(token.content)) state.linkLevel++
if (isLinkClose(token.content)) state.linkLevel--
}
state.pos += match[0].length
return true
}
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