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36 lines
615 B
Go
36 lines
615 B
Go
//go:generate ragel -Z scanner.rl
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//go:generate goyacc expressions.y
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package expressions
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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// var lexerTests = []struct{}{
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// {"{{var}}", "value"},
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// {"{{x}}", "1"},
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// }
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func ScanExpression(data string) ([]yySymType, error) {
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l := newLexer([]byte(data))
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var symbols []yySymType
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var s yySymType
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for {
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t := l.Lex(&s)
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if t == 0 {
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break
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}
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symbols = append(symbols, s)
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}
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return symbols, nil
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}
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func TestExpressionScanner(t *testing.T) {
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tokens, err := ScanExpression("abc > 123")
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require.NoError(t, err)
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require.Len(t, tokens, 3)
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}
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