support a compatibility with interpolation format for rails and i18n-js

kazupon · Feb 26, 2016 · b6b2490 · b6b2490
1 parent 37e42b8
commit b6b2490
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/src/format.js b/src/format.js
@@ -4,7 +4,7 @@
  *    https://github.com/Matt-Esch/string-template/index.js
  */
 
-const RE_NARGS = /\{([0-9a-zA-Z]+)\}/g
+const RE_NARGS = /(%|)\{([0-9a-zA-Z]+)\}/g
 
 
 /**
@@ -24,7 +24,7 @@ export default function (string, ...args) {
     args = {}
   }
 
-  return string.replace(RE_NARGS, (match, i, index) => {
+  return string.replace(RE_NARGS, (match, prefix, i, index) => {
     let result
 
     if (string[index - 1] === '{' &&

diff --git a/test/specs/format.js b/test/specs/format.js
@@ -11,6 +11,13 @@ describe('format', () => {
           name: 'kazupon', email: '[email protected]'
         }), 'name: kazupon, email: [email protected]')
       })
+
+      it('should be replace with object value', () => {
+        let template = 'name: %{name}, email: %{email}'
+        assert(format(template, {
+          name: 'kazupon', email: '[email protected]'
+        }), 'name: kazupon, email: [email protected]')
+      })
     })
 
     context('Array', () => {