From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Thu, 8 Nov 2018 00:38:48 +0800
Subject: switch to vuepress

---
 .../vue/src/compiler/parser/text-parser.js         | 53 ++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 node_modules/vue/src/compiler/parser/text-parser.js

(limited to 'node_modules/vue/src/compiler/parser/text-parser.js')

diff --git a/node_modules/vue/src/compiler/parser/text-parser.js b/node_modules/vue/src/compiler/parser/text-parser.js
new file mode 100644
index 00000000..284fca33
--- /dev/null
+++ b/node_modules/vue/src/compiler/parser/text-parser.js
@@ -0,0 +1,53 @@
+/* @flow */
+
+import { cached } from 'shared/util'
+import { parseFilters } from './filter-parser'
+
+const defaultTagRE = /\{\{((?:.|\n)+?)\}\}/g
+const regexEscapeRE = /[-.*+?^${}()|[\]\/\\]/g
+
+const buildRegex = cached(delimiters => {
+  const open = delimiters[0].replace(regexEscapeRE, '\\$&')
+  const close = delimiters[1].replace(regexEscapeRE, '\\$&')
+  return new RegExp(open + '((?:.|\\n)+?)' + close, 'g')
+})
+
+type TextParseResult = {
+  expression: string,
+  tokens: Array<string | { '@binding': string }>
+}
+
+export function parseText (
+  text: string,
+  delimiters?: [string, string]
+): TextParseResult | void {
+  const tagRE = delimiters ? buildRegex(delimiters) : defaultTagRE
+  if (!tagRE.test(text)) {
+    return
+  }
+  const tokens = []
+  const rawTokens = []
+  let lastIndex = tagRE.lastIndex = 0
+  let match, index, tokenValue
+  while ((match = tagRE.exec(text))) {
+    index = match.index
+    // push text token
+    if (index > lastIndex) {
+      rawTokens.push(tokenValue = text.slice(lastIndex, index))
+      tokens.push(JSON.stringify(tokenValue))
+    }
+    // tag token
+    const exp = parseFilters(match[1].trim())
+    tokens.push(`_s(${exp})`)
+    rawTokens.push({ '@binding': exp })
+    lastIndex = index + match[0].length
+  }
+  if (lastIndex < text.length) {
+    rawTokens.push(tokenValue = text.slice(lastIndex))
+    tokens.push(JSON.stringify(tokenValue))
+  }
+  return {
+    expression: tokens.join('+'),
+    tokens: rawTokens
+  }
+}
-- 
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