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// Copyright ©2020 The Gonum Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
%%{
machine check;
action Return {
return nil
}
action Error {
if p < len(data) {
if r := data[p]; r < unicode.MaxASCII {
return fmt.Errorf("%w: unexpected rune %q at %d", ErrInvalidTerm, data[p], p)
} else {
return fmt.Errorf("%w: unexpected rune %q (\\u%04[2]x) at %d", ErrInvalidTerm, data[p], p)
}
}
return ErrIncompleteTerm
}
}%%
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