diff options
Diffstat (limited to 'lib/template.js')
| -rw-r--r-- | lib/template.js | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/lib/template.js b/lib/template.js index 69a1bd5..4b3fdbe 100644 --- a/lib/template.js +++ b/lib/template.js @@ -69,14 +69,16 @@ var TemplateEngine = function(book) { // Add filter -TemplateEngine.prototype.addFilter = function(key, filter) { - if (this.env.getFilter(filterName)) { +TemplateEngine.prototype.addFilter = function(filterName, func) { + try { + this.env.getFilter(filterName); this.log.warn.ln("conflict in filters, '"+filterName+"' is already set"); return false; + } catch(e) { + this.log.debug.ln("add filter '"+filterName+"'"); + this.env.addFilter(filterName, func, true); + return true; } - this.log.debug.ln("add filter '"+key+"'"); - this.env.addFilter(key, func, true); - return true; }; // Render a string from the book |