From d607ac12097afb5cb6f398a4e7b5cf4316efedc6 Mon Sep 17 00:00:00 2001
From: altaf-creator <dev@altafcreator.com>
Date: Sun, 12 May 2024 12:14:02 +0700
Subject: self host

---
 .../lib/helpers/parse_link_title.mjs               | 66 ++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 packages/markdown-it-14.1.0/lib/helpers/parse_link_title.mjs

(limited to 'packages/markdown-it-14.1.0/lib/helpers/parse_link_title.mjs')

diff --git a/packages/markdown-it-14.1.0/lib/helpers/parse_link_title.mjs b/packages/markdown-it-14.1.0/lib/helpers/parse_link_title.mjs
new file mode 100644
index 0000000..4605647
--- /dev/null
+++ b/packages/markdown-it-14.1.0/lib/helpers/parse_link_title.mjs
@@ -0,0 +1,66 @@
+// Parse link title
+//
+
+import { unescapeAll } from '../common/utils.mjs'
+
+// Parse link title within `str` in [start, max] range,
+// or continue previous parsing if `prev_state` is defined (equal to result of last execution).
+//
+export default function parseLinkTitle (str, start, max, prev_state) {
+  let code
+  let pos = start
+
+  const state = {
+    // if `true`, this is a valid link title
+    ok: false,
+    // if `true`, this link can be continued on the next line
+    can_continue: false,
+    // if `ok`, it's the position of the first character after the closing marker
+    pos: 0,
+    // if `ok`, it's the unescaped title
+    str: '',
+    // expected closing marker character code
+    marker: 0
+  }
+
+  if (prev_state) {
+    // this is a continuation of a previous parseLinkTitle call on the next line,
+    // used in reference links only
+    state.str = prev_state.str
+    state.marker = prev_state.marker
+  } else {
+    if (pos >= max) { return state }
+
+    let marker = str.charCodeAt(pos)
+    if (marker !== 0x22 /* " */ && marker !== 0x27 /* ' */ && marker !== 0x28 /* ( */) { return state }
+
+    start++
+    pos++
+
+    // if opening marker is "(", switch it to closing marker ")"
+    if (marker === 0x28) { marker = 0x29 }
+
+    state.marker = marker
+  }
+
+  while (pos < max) {
+    code = str.charCodeAt(pos)
+    if (code === state.marker) {
+      state.pos = pos + 1
+      state.str += unescapeAll(str.slice(start, pos))
+      state.ok = true
+      return state
+    } else if (code === 0x28 /* ( */ && state.marker === 0x29 /* ) */) {
+      return state
+    } else if (code === 0x5C /* \ */ && pos + 1 < max) {
+      pos++
+    }
+
+    pos++
+  }
+
+  // no closing marker found, but this link title may continue on the next line (for references)
+  state.can_continue = true
+  state.str += unescapeAll(str.slice(start, pos))
+  return state
+}
-- 
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