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21 lines
418 B
Go
21 lines
418 B
Go
package viminput
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import "unicode"
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func IsKeyword(r rune) bool {
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alphaLower := 'a' <= r && r <= 'z'
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alphaUpper := 'A' <= r && r <= 'Z'
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numeric := '0' <= r && r <= '9'
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return alphaLower || alphaUpper || numeric || r == '_'
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}
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func IsGrouped(r1, r2 rune) bool {
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if IsKeyword(r1) {
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return IsKeyword(r2)
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}
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if unicode.IsSpace(r1) {
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return unicode.IsSpace(r2)
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}
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return !IsKeyword(r2) && !unicode.IsSpace(r2)
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}
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