self host

1 files changed, 42 insertions, 0 deletions

diff --git a/packages/markdown-it-14.1.0/lib/rules_inline/newline.mjs b/packages/markdown-it-14.1.0/lib/rules_inline/newline.mjs
new file mode 100644
index 0000000..2c0e3ae
--- /dev/null
+++ b/packages/markdown-it-14.1.0/lib/rules_inline/newline.mjs
@@ -0,0 +1,42 @@
+// Proceess '\n'
+
+import { isSpace } from '../common/utils.mjs'
+
+export default function newline (state, silent) {
+  let pos = state.pos
+
+  if (state.src.charCodeAt(pos) !== 0x0A/* \n */) { return false }
+
+  const pmax = state.pending.length - 1
+  const max = state.posMax
+
+  // '  \n' -> hardbreak
+  // Lookup in pending chars is bad practice! Don't copy to other rules!
+  // Pending string is stored in concat mode, indexed lookups will cause
+  // convertion to flat mode.
+  if (!silent) {
+    if (pmax >= 0 && state.pending.charCodeAt(pmax) === 0x20) {
+      if (pmax >= 1 && state.pending.charCodeAt(pmax - 1) === 0x20) {
+        // Find whitespaces tail of pending chars.
+        let ws = pmax - 1
+        while (ws >= 1 && state.pending.charCodeAt(ws - 1) === 0x20) ws--
+
+        state.pending = state.pending.slice(0, ws)
+        state.push('hardbreak', 'br', 0)
+      } else {
+        state.pending = state.pending.slice(0, -1)
+        state.push('softbreak', 'br', 0)
+      }
+    } else {
+      state.push('softbreak', 'br', 0)
+    }
+  }
+
+  pos++
+
+  // skip heading spaces for next line
+  while (pos < max && isSpace(state.src.charCodeAt(pos))) { pos++ }
+
+  state.pos = pos
+  return true
+}