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Taken from r51 of <http://lalr-scm.googlecode.com/svn/trunk>. * module/Makefile.am (SYSTEM_BASE_SOURCES): Add `system/base/lalr.scm'. (NOCOMP_SOURCES): Add `system/base/lalr.upstream.scm'. * module/system/base/lalr.scm, module/system/base/lalr.upstream.scm: New files. * test-suite/Makefile.am (LALR_TESTS, LALR_EXTRA, TESTS, TESTS_ENVIRONMENT): New variables. (EXTRA_DIST): Add $(LALR_EXTRA). * test-suite/lalr/common-test.scm, test-suite/lalr/glr-test.scm, test-suite/lalr/test-glr-associativity.scm, test-suite/lalr/test-glr-basics-01.scm, test-suite/lalr/test-glr-basics-02.scm, test-suite/lalr/test-glr-basics-03.scm, test-suite/lalr/test-glr-basics-04.scm, test-suite/lalr/test-glr-basics-05.scm, test-suite/lalr/test-glr-script-expression.scm, test-suite/lalr/test-glr-single-expressions.scm, test-suite/lalr/test-lr-associativity-01.scm, test-suite/lalr/test-lr-associativity-02.scm, test-suite/lalr/test-lr-associativity-03.scm, test-suite/lalr/test-lr-associativity-04.scm, test-suite/lalr/test-lr-basics-01.scm, test-suite/lalr/test-lr-basics-02.scm, test-suite/lalr/test-lr-basics-03.scm, test-suite/lalr/test-lr-basics-04.scm, test-suite/lalr/test-lr-basics-05.scm, test-suite/lalr/test-lr-error-recovery-01.scm, test-suite/lalr/test-lr-error-recovery-02.scm, test-suite/lalr/test-lr-no-clause.scm, test-suite/lalr/test-lr-script-expression.scm, test-suite/lalr/test-lr-single-expressions.scm: New files.
37 lines
727 B
Scheme
37 lines
727 B
Scheme
;;; test-lr-basics-03.scm --
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;;
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;;A grammar that accepts fixed sequences of a single terminal or the
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;;EOI.
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(load "common-test.scm")
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(define (doit . tokens)
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(let ((parser (lalr-parser (expect: 0)
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(driver: glr)
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(A)
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(e (A) : (list $1)
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(A A) : (list $1 $2)
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(A A A) : (list $1 $2 $3)
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() : 0))))
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(parser (make-lexer tokens) error-handler)))
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(check
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(doit (make-lexical-token 'A #f 1))
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=> '((1)))
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(check
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(doit (make-lexical-token 'A #f 1)
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(make-lexical-token 'A #f 2))
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=> '((1 2)))
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(check
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(doit (make-lexical-token 'A #f 1)
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(make-lexical-token 'A #f 2)
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(make-lexical-token 'A #f 3))
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=> '((1 2 3)))
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(check
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(doit)
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=> '(0))
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;;; end of file
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