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types.go
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types.go
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package types
import (
"reflect"
"strings"
"yap/util"
)
const (
ROOT_TOKEN = "ROOT"
ROOT_LABEL = "ROOT"
)
type Token string
func (t Token) Signature() string {
return util.Signature(string(t))
}
func (t Token) Prefixes(n int) []interface{} {
prefixes := make([]interface{}, 0, n)
for i := 0; i < util.Min(n, len(t)); i++ {
prefixes = append(prefixes, util.Prefix(string(t), i+1))
}
return prefixes
}
func (t Token) Suffixes(n int) []interface{} {
suffixes := make([]interface{}, 0, n)
for i := 0; i < util.Min(n, len(t)); i++ {
suffixes = append(suffixes, util.Suffix(string(t), i+1))
}
return suffixes
}
type EnumToken struct {
Token Token
Enum int
}
type TaggedToken struct {
Token, Lemma, POS string
}
type EnumTaggedToken struct {
TaggedToken
EToken, ELemma, EPOS, ETPOS, EMHost, EMSuffix int
}
type Sentence interface {
util.Equaler
Tokens() []string
}
type BasicSentence []Token
func (b BasicSentence) Tokens() []string {
retval := make([]string, len(b))
for i, val := range b {
retval[i] = string(val)
}
return retval
}
func (b BasicSentence) Joined(sep string) string {
temp := make([]string, len(b))
for i, v := range b {
temp[i] = string(v)
}
return strings.Join(temp, sep)
}
func (b BasicSentence) Equal(other interface{}) bool {
asBasic := other.(BasicSentence)
return reflect.DeepEqual(b, asBasic)
}
type EnumSentence interface {
util.Equaler
Tokens() []EnumToken
}
type TaggedSentence interface {
Sentence
TaggedTokens() []TaggedToken
}
type EnumTaggedSentence interface {
TaggedSentence
EnumTaggedTokens() []EnumTaggedToken
}
type BasicTaggedSentence []TaggedToken
var _ TaggedSentence = BasicTaggedSentence{}
func (b BasicTaggedSentence) Tokens() []string {
tokens := make([]string, len(b))
for i, token := range b {
tokens[i] = token.Token
}
return tokens
}
func (b BasicTaggedSentence) TaggedTokens() []TaggedToken {
return []TaggedToken(b)
}
func (b BasicTaggedSentence) Equal(otherEq util.Equaler) bool {
asTagged := otherEq.(BasicTaggedSentence)
return reflect.DeepEqual(b, asTagged)
}
type BasicETaggedSentence []EnumTaggedToken
var _ EnumTaggedSentence = BasicETaggedSentence{}
func (b BasicETaggedSentence) Tokens() []string {
tokens := make([]string, len(b))
for i, token := range b {
tokens[i] = token.Token
}
return tokens
}
func (b BasicETaggedSentence) TaggedTokens() []TaggedToken {
tokens := make([]TaggedToken, len(b))
for i, token := range b {
tokens[i] = token.TaggedToken
}
return tokens
}
func (b BasicETaggedSentence) EnumTaggedTokens() []EnumTaggedToken {
return []EnumTaggedToken(b)
}
func (b BasicETaggedSentence) Equal(otherEq util.Equaler) bool {
asTagged := otherEq.(BasicETaggedSentence)
return reflect.DeepEqual(b, asTagged)
}