Improve |removeProxyRules| pass specs a bit

redux
David Majda 12 years ago
parent 549d052710
commit 5d00815b41

@ -8,18 +8,21 @@ describe("compiler pass |removeProxyRules|", function() {
function expressionDetails(details) {
return {
rules: [
{ name: "start", expression: details },
{ name: "proxied" }
{ type: "rule", name: "start", expression: details },
{ type: "rule", name: "proxied" }
]
};
}
var simpleDetails = expressionDetails({ expression: { name: "proxied" } });
var proxiedRefDetails = { type: "rule_ref", name: "proxied" },
simpleDetails = expressionDetails({ expression: proxiedRefDetails });
it("removes proxy rule from a rule", function() {
expect(pass).toChangeAST(proxyGrammar('start = proxy'), {
startRule: "proxied",
rules: [{ name: "proxied", expression: { type: "literal" } }]
rules: [
{ type: "rule", name: "proxied" }
]
});
});
@ -33,11 +36,11 @@ describe("compiler pass |removeProxyRules|", function() {
it("removes proxy rule from a choice", function() {
expect(pass).toChangeAST(
proxyGrammar('start = proxy / "a" / "b"'),
expressionDetails({ alternatives: [{ name: "proxied" }, {}, {}] })
expressionDetails({ alternatives: [proxiedRefDetails, {}, {}] })
);
expect(pass).toChangeAST(
proxyGrammar('start = "a" / "b" / proxy'),
expressionDetails({ alternatives: [{}, {}, { name: "proxied" }] })
expressionDetails({ alternatives: [{}, {}, proxiedRefDetails] })
);
});
@ -48,11 +51,11 @@ describe("compiler pass |removeProxyRules|", function() {
it("removes proxy rule from a sequence", function() {
expect(pass).toChangeAST(
proxyGrammar('start = proxy "a" "b"'),
expressionDetails({ elements: [{ name: "proxied" }, {}, {}] })
expressionDetails({ elements: [proxiedRefDetails, {}, {}] })
);
expect(pass).toChangeAST(
proxyGrammar('start = "a" "b" proxy'),
expressionDetails({ elements: [{}, {}, { name: "proxied" }] })
expressionDetails({ elements: [{}, {}, proxiedRefDetails] })
);
});

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