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-rw-r--r--src/escape.mjs14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/escape.mjs b/src/escape.mjs
new file mode 100644
index 0000000..78e08f8
--- /dev/null
+++ b/src/escape.mjs
@@ -0,0 +1,14 @@
+const FROM = /[&<>'"]/g;
+
+const ESCAPES = {
+ '&': '&amp;',
+ '<': '&lt;',
+ '>': '&gt;',
+ "'": '&#39;',
+ '"': '&quot;'
+};
+
+const mappingFn = c => ESCAPES[c];
+
+export const escape = s =>
+ String.prototype.replace.call(s, FROM, mappingFn);