aboutsummaryrefslogtreecommitdiff
path: root/node_modules/entities/lib/decode.js
diff options
context:
space:
mode:
authorruki <waruqi@gmail.com>2018-11-08 00:38:48 +0800
committerruki <waruqi@gmail.com>2018-11-07 21:53:09 +0800
commit26105034da4fcce7ac883c899d781f016559310d (patch)
treec459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/entities/lib/decode.js
parent2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff)
downloadxmake-docs-26105034da4fcce7ac883c899d781f016559310d.tar.gz
xmake-docs-26105034da4fcce7ac883c899d781f016559310d.zip
switch to vuepress
Diffstat (limited to 'node_modules/entities/lib/decode.js')
-rw-r--r--node_modules/entities/lib/decode.js70
1 files changed, 70 insertions, 0 deletions
diff --git a/node_modules/entities/lib/decode.js b/node_modules/entities/lib/decode.js
new file mode 100644
index 00000000..1ca99ad6
--- /dev/null
+++ b/node_modules/entities/lib/decode.js
@@ -0,0 +1,70 @@
+var entityMap = require("../maps/entities.json"),
+ legacyMap = require("../maps/legacy.json"),
+ xmlMap = require("../maps/xml.json"),
+ decodeCodePoint = require("./decode_codepoint.js");
+
+var decodeXMLStrict = getStrictDecoder(xmlMap),
+ decodeHTMLStrict = getStrictDecoder(entityMap);
+
+function getStrictDecoder(map) {
+ var keys = Object.keys(map).join("|"),
+ replace = getReplacer(map);
+
+ keys += "|#[xX][\\da-fA-F]+|#\\d+";
+
+ var re = new RegExp("&(?:" + keys + ");", "g");
+
+ return function(str) {
+ return String(str).replace(re, replace);
+ };
+}
+
+var decodeHTML = (function() {
+ var legacy = Object.keys(legacyMap).sort(sorter);
+
+ var keys = Object.keys(entityMap).sort(sorter);
+
+ for (var i = 0, j = 0; i < keys.length; i++) {
+ if (legacy[j] === keys[i]) {
+ keys[i] += ";?";
+ j++;
+ } else {
+ keys[i] += ";";
+ }
+ }
+
+ var re = new RegExp("&(?:" + keys.join("|") + "|#[xX][\\da-fA-F]+;?|#\\d+;?)", "g"),
+ replace = getReplacer(entityMap);
+
+ function replacer(str) {
+ if (str.substr(-1) !== ";") str += ";";
+ return replace(str);
+ }
+
+ //TODO consider creating a merged map
+ return function(str) {
+ return String(str).replace(re, replacer);
+ };
+})();
+
+function sorter(a, b) {
+ return a < b ? 1 : -1;
+}
+
+function getReplacer(map) {
+ return function replace(str) {
+ if (str.charAt(1) === "#") {
+ if (str.charAt(2) === "X" || str.charAt(2) === "x") {
+ return decodeCodePoint(parseInt(str.substr(3), 16));
+ }
+ return decodeCodePoint(parseInt(str.substr(2), 10));
+ }
+ return map[str.slice(1, -1)];
+ };
+}
+
+module.exports = {
+ XML: decodeXMLStrict,
+ HTML: decodeHTML,
+ HTMLStrict: decodeHTMLStrict
+};