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tpl: Add some comments
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1 changed files with 4 additions and 2 deletions
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@ -88,14 +88,14 @@ func (t *Template) executeWithState(state *state, value reflect.Value) (err erro
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return
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}
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// Below are modifed structs etc.
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// Below are modifed structs etc. The changes are marked with "Added for Hugo."
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// state represents the state of an execution. It's not part of the
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// template so that multiple executions of the same template
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// can execute in parallel.
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type state struct {
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tmpl *Template
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helper ExecHelper
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helper ExecHelper // Added for Hugo.
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wr io.Writer
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node parse.Node // current node, for errors
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vars []variable // push-down stack of variable values.
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@ -109,6 +109,7 @@ func (s *state) evalFunction(dot reflect.Value, node *parse.IdentifierNode, cmd
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var function reflect.Value
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var ok bool
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if s.helper != nil {
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// Added for Hugo.
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function, ok = s.helper.GetFunc(name)
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}
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@ -175,6 +176,7 @@ func (s *state) evalField(dot reflect.Value, fieldName string, node parse.Node,
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}
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var result reflect.Value
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if s.helper != nil {
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// Added for Hugo.
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result, _ = s.helper.GetMapValue(receiver, nameVal)
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} else {
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result = receiver.MapIndex(nameVal)
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