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allow nil user map

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R=r
DELTA=5  (3 added, 0 deleted, 2 changed)
OCL=27371
CL=27389
This commit is contained in:
Russ Cox 2009-04-13 15:23:57 -07:00
parent a9996d0f89
commit 4011733d3c
1 changed files with 5 additions and 2 deletions
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7
src/lib/template/template.go
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@ -48,6 +48,7 @@ const (
// FormatterMap is the type describing the mapping from formatter
// names to the functions that implement them.
// TODO(rsc): Maybe func should take interface{} instead?
type FormatterMap map[string] func(reflect.Value) string
// Built-in formatters.
@ -446,8 +447,10 @@ func (t *template) evalVariable(name_formatter string) string {
}
val := t.varValue(name);
// is it in user-supplied map?
if fn, ok := t.fmap[formatter]; ok {
return fn(val)
if t.fmap != nil {
if fn, ok := t.fmap[formatter]; ok {
return fn(val)
}
}
// is it in builtin map?
if fn, ok := builtins[formatter]; ok {