fix: use String.prototype.normalize() only if it's avalable

ref: - cpprefjp/site#477 (comment)
yumetodo · Nov 11, 2017 · e7b7315 · e7b7315
1 parent 5d4d538
commit e7b7315
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/js/crsearch/index-id.js b/js/crsearch/index-id.js
@@ -68,7 +68,7 @@ class IndexID {
       keys = ns.concat(keys)
     }
     this.cpp_namespace = keys
-    this.keys = keys.map((k) => k.normalize('NFKC'))
+    this.keys = (typeof String.prototype.normalize === 'function') ? keys.map((k) => k.normalize('NFKC')) : keys
 
     for (const [k, v] of IndexID.VERBATIM_TRS) {
       if (v.only && !arrayIncludes([].concat(v.only), this.type)) {

diff --git a/js/crsearch/query.js b/js/crsearch/query.js
@@ -9,7 +9,7 @@ class Query {
   constructor(log, text) {
     this.log = log.makeContext('Query')
     this.original_text = text
-    this.frags = text.normalize('NFKC').split(/\s+/).filter(Boolean)
+    this.frags = ((typeof String.prototype.normalize === 'function') ? text.normalize('NFKC') : text).split(/\s+/).filter(Boolean)
 
     this.filters = new Set