| // |reftest| skip-if(!xulRuntime.shell) |
| function test() { |
| |
| var JS_HAS_EXPR_CLOSURES = true; |
| |
| function testParamPatternCombinations(makePattSrc, makePattPatt) { |
| var pattSrcs = makePatternCombinations(n => ("x" + n), makePattSrc); |
| var pattPatts = makePatternCombinations(n => (ident("x" + n)), makePattPatt); |
| |
| for (var i = 0; i < pattSrcs.length; i++) { |
| function makeSrc(body) { |
| return "(function(" + pattSrcs[i].join(",") + ") " + body + ")"; |
| } |
| function makePatt(body) { |
| return funExpr(null, pattPatts[i], body); |
| } |
| |
| // no upvars, block body |
| assertExpr(makeSrc("{ }", makePatt(blockStmt([])))); |
| // upvars, block body |
| assertExpr(makeSrc("{ return [x1,x2,x3,x4,x5]; }"), |
| makePatt(blockStmt([returnStmt(arrExpr([ident("x1"), ident("x2"), ident("x3"), ident("x4"), ident("x5")]))]))); |
| if (JS_HAS_EXPR_CLOSURES) { |
| // no upvars, expression body |
| assertExpr(makeSrc("(0)"), makePatt(lit(0))); |
| // upvars, expression body |
| assertExpr(makeSrc("[x1,x2,x3,x4,x5]"), |
| makePatt(arrExpr([ident("x1"), ident("x2"), ident("x3"), ident("x4"), ident("x5")]))); |
| } |
| } |
| } |
| |
| testParamPatternCombinations(n => ("{a" + n + ":x" + n + "," + "b" + n + ":y" + n + "," + "c" + n + ":z" + n + "}"), |
| n => (objPatt([assignProp("a" + n, ident("x" + n)), |
| assignProp("b" + n, ident("y" + n)), |
| assignProp("c" + n, ident("z" + n))]))); |
| |
| testParamPatternCombinations(n => ("{a" + n + ":x" + n + " = 10," + "b" + n + ":y" + n + " = 10," + "c" + n + ":z" + n + " = 10}"), |
| n => (objPatt([assignProp("a" + n, ident("x" + n), lit(10)), |
| assignProp("b" + n, ident("y" + n), lit(10)), |
| assignProp("c" + n, ident("z" + n), lit(10))]))); |
| |
| testParamPatternCombinations(n => ("[x" + n + "," + "y" + n + "," + "z" + n + "]"), |
| n => (arrPatt([assignElem("x" + n), assignElem("y" + n), assignElem("z" + n)]))); |
| |
| testParamPatternCombinations(n => ("[a" + n + ", ..." + "b" + n + "]"), |
| n => (arrPatt([assignElem("a" + n), spread(ident("b" + n))]))); |
| |
| testParamPatternCombinations(n => ("[a" + n + ", " + "b" + n + " = 10]"), |
| n => (arrPatt([assignElem("a" + n), assignElem("b" + n, lit(10))]))); |
| |
| } |
| |
| runtest(test); |