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Test SLR grammar

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This commit is contained in:
Josh Holtrop 2022-06-27 21:06:03 -04:00
parent 30f4cfcc99
commit 382e17804c
1 changed files with 10 additions and 0 deletions
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10
spec/propane_spec.rb
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@ -58,6 +58,16 @@ EOF
build_parser build_parser
end end
it "generates an SLR parser" do
write_grammar <<EOF
token one 1
Start -> E;
E -> one E;
E -> one;
EOF
build_parser
end
it "distinguishes between multiple identical rules with lookahead symbol" do it "distinguishes between multiple identical rules with lookahead symbol" do
write_grammar <<EOF write_grammar <<EOF
token a token a