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20 lines
358 B
Go
20 lines
358 B
Go
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package token
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var keywords map[string]Token
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func init() {
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keywords = make(map[string]Token)
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for i := _keywordBeg + 1; i < _keywordEnd; i++ {
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keywords[tokens[i]] = i
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}
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}
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// Lookup returns corresponding keyword if ident is a keyword.
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func Lookup(ident string) Token {
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if tok, isKeyword := keywords[ident]; isKeyword {
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return tok
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}
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return Ident
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}
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