mast/parser/add_go.peg

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{
package parser
type Attribute struct{
Type string
Value string
}
type AddCommand struct {
Description string
Attributes []Attribute
}
func MakeAdd(description interface{}, attributes interface{}) (*AddCommand, error) {
attribs, _ := attributes.([]Attribute)
return &AddCommand{Description: description.(string), Attributes: attribs}, nil
}
func MakeAttributes(attributes interface{}) ([]Attribute, error) {
ats := attributes.([]interface{})
attribs := make([]Attribute, 0)
for _, p := range ats {
pa := p.([]interface{})
px := pa[1:]
for _, pi := range px {
ps := pi.(*Attribute)
attribs = append(attribs, *ps)
}
}
return attribs, nil
}
}
Add <- desc:Description attributes:Attributes? {
return MakeAdd(desc, attributes)
}
Description <- (!Attribute .)+ {
return string(c.text), nil
}
Attributes <- attributes:(_ Attribute)* {
return MakeAttributes(attributes)
}
Attribute <- Project / Priority / Tag
Project <- ("pro:" / "project:") value:Word {
return &Attribute{Type:"project", Value:value.(string)}, nil
}
Priority <- "priority:" value:[HML] {
return &Attribute{Type:"priority", Value:value.(string)}, nil
}
Tag <- "+" value:Word {
return &Attribute{Type:"tag", Value:value.(string)}, nil
}
Word <- [a-zA-Z0-9_-]+ {
return string(c.text), nil
}
_ <- [ \t]*
EOF = !.