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23 lines
455 B
Racket
23 lines
455 B
Racket
#lang brag
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tst-program : load-expr output-file-expr compare-to-expr output-list-expr /";" test-expr*
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load-expr : /"load" ID /","
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output-file-expr : /"output-file" ID /","
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compare-to-expr : /"compare-to" ID /","
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output-list-expr : /"output-list" column [column]+
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/column : ID FORMAT-STRING
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@test-expr : step-expr+ /";"
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@step-expr : (set-expr | eval-expr | output-expr) [/","]
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set-expr : /"set" ID VAL
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eval-expr : /"eval"
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output-expr : /"output" |