79 lines
1.6 KiB
Go
79 lines
1.6 KiB
Go
|
package salix
|
||
|
|
|
||
|
|
import (
|
||
|
|
"reflect"
|
||
|
|
"sync"
|
||
|
|
)
|
||
|
|
|
||
|
|
// Namespace represents a collection of templates that can include each other
|
||
|
|
type Namespace struct {
|
||
|
|
mu sync.Mutex
|
||
|
|
tmpls map[string]*Template
|
||
|
|
vars map[string]reflect.Value
|
||
|
|
tags map[string]Tag
|
||
|
|
}
|
||
|
|
|
||
|
|
// New returns a new template namespace
|
||
|
|
func New() *Namespace {
|
||
|
|
return &Namespace{
|
||
|
|
tmpls: map[string]*Template{},
|
||
|
|
vars: map[string]reflect.Value{},
|
||
|
|
tags: map[string]Tag{},
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// WithVarMap sets the namespace's variable map to m
|
||
|
|
func (n *Namespace) WithVarMap(m map[string]any) *Namespace {
|
||
|
|
n.mu.Lock()
|
||
|
|
defer n.mu.Unlock()
|
||
|
|
|
||
|
|
n.vars = map[string]reflect.Value{}
|
||
|
|
if m != nil {
|
||
|
|
for k, v := range m {
|
||
|
|
n.vars[k] = reflect.ValueOf(v)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return n
|
||
|
|
}
|
||
|
|
|
||
|
|
// WithTagMap sets the namespace's tag map to m
|
||
|
|
func (n *Namespace) WithTagMap(m map[string]Tag) *Namespace {
|
||
|
|
n.mu.Lock()
|
||
|
|
defer n.mu.Unlock()
|
||
|
|
|
||
|
|
if m != nil {
|
||
|
|
n.tags = m
|
||
|
|
} else {
|
||
|
|
n.tags = map[string]Tag{}
|
||
|
|
}
|
||
|
|
|
||
|
|
return n
|
||
|
|
}
|
||
|
|
|
||
|
|
// GetTemplate tries to get a template from the namespace's template map.
|
||
|
|
// If it finds the template, it returns the template and true. If it
|
||
|
|
// doesn't find it, it returns nil and false.
|
||
|
|
func (n *Namespace) GetTemplate(name string) (*Template, bool) {
|
||
|
|
n.mu.Lock()
|
||
|
|
defer n.mu.Unlock()
|
||
|
|
t, ok := n.tmpls[name]
|
||
|
|
return t, ok
|
||
|
|
}
|
||
|
|
|
||
|
|
// getVar tries to get a variable from the namespace's variable map
|
||
|
|
func (n *Namespace) getVar(name string) (reflect.Value, bool) {
|
||
|
|
n.mu.Lock()
|
||
|
|
defer n.mu.Unlock()
|
||
|
|
v, ok := n.vars[name]
|
||
|
|
return v, ok
|
||
|
|
}
|
||
|
|
|
||
|
|
// getTag tries to get a tag from the namespace's tag map
|
||
|
|
func (n *Namespace) getTag(name string) (Tag, bool) {
|
||
|
|
n.mu.Lock()
|
||
|
|
defer n.mu.Unlock()
|
||
|
|
t, ok := n.tags[name]
|
||
|
|
return t, ok
|
||
|
|
}
|