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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Test that inferring anonymous function information is done correctly
* from arrow expressions.
*/
function test() {
let { Parser, ParserHelpers, SyntaxTreeVisitor } =
Cu.import("resource://devtools/shared/Parser.jsm", {});
function verify(source, predicate, details) {
let { name, chain } = details;
let [[sline, scol], [eline, ecol]] = details.loc;
let ast = Parser.reflectionAPI.parse(source);
let node = SyntaxTreeVisitor.filter(ast, predicate).pop();
let info = ParserHelpers.inferFunctionExpressionInfo(node);
is(info.name, name,
"The function expression assignment property name is correct.");
is(chain ? info.chain.toSource() : info.chain, chain ? chain.toSource() : chain,
"The function expression assignment property chain is correct.");
is(info.loc.start.toSource(), { line: sline, column: scol }.toSource(),
"The start location was correct for the identifier in: '" + source + "'.");
is(info.loc.end.toSource(), { line: eline, column: ecol }.toSource(),
"The end location was correct for the identifier in: '" + source + "'.");
}
// VariableDeclarator
verify("var foo=()=>{}", e => e.type == "ArrowFunctionExpression", {
name: "foo",
chain: null,
loc: [[1, 4], [1, 7]]
});
verify("\nvar\nfoo\n=\n(\n)=>\n{\n}\n", e => e.type == "ArrowFunctionExpression", {
name: "foo",
chain: null,
loc: [[3, 0], [3, 3]]
});
// AssignmentExpression
verify("foo=()=>{}", e => e.type == "ArrowFunctionExpression",
{ name: "foo", chain: [], loc: [[1, 0], [1, 3]] });
verify("\nfoo\n=\n(\n)=>\n{\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "foo", chain: [], loc: [[2, 0], [2, 3]] });
verify("foo.bar=()=>{}", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo"], loc: [[1, 0], [1, 7]] });
verify("\nfoo.bar\n=\n(\n)=>\n{\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo"], loc: [[2, 0], [2, 7]] });
verify("this.foo=()=>{}", e => e.type == "ArrowFunctionExpression",
{ name: "foo", chain: ["this"], loc: [[1, 0], [1, 8]] });
verify("\nthis.foo\n=\n(\n)=>\n{\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "foo", chain: ["this"], loc: [[2, 0], [2, 8]] });
verify("this.foo.bar=()=>{}", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["this", "foo"], loc: [[1, 0], [1, 12]] });
verify("\nthis.foo.bar\n=\n(\n)=>\n{\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["this", "foo"], loc: [[2, 0], [2, 12]] });
verify("foo.this.bar=()=>{}", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo", "this"], loc: [[1, 0], [1, 12]] });
verify("\nfoo.this.bar\n=\n(\n)=>\n{\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo", "this"], loc: [[2, 0], [2, 12]] });
// ObjectExpression
verify("({foo:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "foo", chain: [], loc: [[1, 2], [1, 5]] });
verify("(\n{\nfoo\n:\n(\n)=>\n{\n}\n}\n)", e => e.type == "ArrowFunctionExpression",
{ name: "foo", chain: [], loc: [[3, 0], [3, 3]] });
verify("({foo:{bar:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo"], loc: [[1, 7], [1, 10]] });
verify("(\n{\nfoo\n:\n{\nbar\n:\n(\n)=>\n{\n}\n}\n}\n)", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo"], loc: [[6, 0], [6, 3]] });
// AssignmentExpression + ObjectExpression
verify("foo={bar:()=>{}}", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo"], loc: [[1, 5], [1, 8]] });
verify("\nfoo\n=\n{\nbar\n:\n(\n)=>\n{\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo"], loc: [[5, 0], [5, 3]] });
verify("foo={bar:{baz:()=>{}}}", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["foo", "bar"], loc: [[1, 10], [1, 13]] });
verify("\nfoo\n=\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["foo", "bar"], loc: [[8, 0], [8, 3]] });
verify("nested.foo={bar:()=>{}}", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["nested", "foo"], loc: [[1, 12], [1, 15]] });
verify("\nnested.foo\n=\n{\nbar\n:\n(\n)=>\n{\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["nested", "foo"], loc: [[5, 0], [5, 3]] });
verify("nested.foo={bar:{baz:()=>{}}}", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["nested", "foo", "bar"], loc: [[1, 17], [1, 20]] });
verify("\nnested.foo\n=\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["nested", "foo", "bar"], loc: [[8, 0], [8, 3]] });
verify("this.foo={bar:()=>{}}", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["this", "foo"], loc: [[1, 10], [1, 13]] });
verify("\nthis.foo\n=\n{\nbar\n:\n(\n)=>\n{\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["this", "foo"], loc: [[5, 0], [5, 3]] });
verify("this.foo={bar:{baz:()=>{}}}", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["this", "foo", "bar"], loc: [[1, 15], [1, 18]] });
verify("\nthis.foo\n=\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["this", "foo", "bar"], loc: [[8, 0], [8, 3]] });
verify("this.nested.foo={bar:()=>{}}", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["this", "nested", "foo"], loc: [[1, 17], [1, 20]] });
verify("\nthis.nested.foo\n=\n{\nbar\n:\n(\n)=>\n{\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["this", "nested", "foo"], loc: [[5, 0], [5, 3]] });
verify("this.nested.foo={bar:{baz:()=>{}}}", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["this", "nested", "foo", "bar"], loc: [[1, 22], [1, 25]] });
verify("\nthis.nested.foo\n=\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["this", "nested", "foo", "bar"], loc: [[8, 0], [8, 3]] });
verify("nested.this.foo={bar:()=>{}}", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["nested", "this", "foo"], loc: [[1, 17], [1, 20]] });
verify("\nnested.this.foo\n=\n{\nbar\n:\n(\n)=>\n{\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["nested", "this", "foo"], loc: [[5, 0], [5, 3]] });
verify("nested.this.foo={bar:{baz:()=>{}}}", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["nested", "this", "foo", "bar"], loc: [[1, 22], [1, 25]] });
verify("\nnested.this.foo\n=\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["nested", "this", "foo", "bar"], loc: [[8, 0], [8, 3]] });
// VariableDeclarator + AssignmentExpression + ObjectExpression
verify("let foo={bar:()=>{}}", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo"], loc: [[1, 9], [1, 12]] });
verify("\nlet\nfoo\n=\n{\nbar\n:\n(\n)=>\n{\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["foo"], loc: [[6, 0], [6, 3]] });
verify("let foo={bar:{baz:()=>{}}}", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["foo", "bar"], loc: [[1, 14], [1, 17]] });
verify("\nlet\nfoo\n=\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["foo", "bar"], loc: [[9, 0], [9, 3]] });
// New/CallExpression + AssignmentExpression + ObjectExpression
verify("foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[1, 5], [1, 8]] });
verify("\nfoo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[5, 0], [5, 3]] });
verify("foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[1, 10], [1, 13]] });
verify("\nfoo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[8, 0], [8, 3]] });
verify("nested.foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[1, 12], [1, 15]] });
verify("\nnested.foo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[5, 0], [5, 3]] });
verify("nested.foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[1, 17], [1, 20]] });
verify("\nnested.foo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[8, 0], [8, 3]] });
verify("this.foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[1, 10], [1, 13]] });
verify("\nthis.foo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[5, 0], [5, 3]] });
verify("this.foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[1, 15], [1, 18]] });
verify("\nthis.foo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[8, 0], [8, 3]] });
verify("this.nested.foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[1, 17], [1, 20]] });
verify("\nthis.nested.foo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[5, 0], [5, 3]] });
verify("this.nested.foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[1, 22], [1, 25]] });
verify("\nthis.nested.foo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[8, 0], [8, 3]] });
verify("nested.this.foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[1, 17], [1, 20]] });
verify("\nnested.this.foo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: [], loc: [[5, 0], [5, 3]] });
verify("nested.this.foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[1, 22], [1, 25]] });
verify("\nnested.this.foo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["bar"], loc: [[8, 0], [8, 3]] });
// New/CallExpression + VariableDeclarator + AssignmentExpression + ObjectExpression
verify("let target=foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[1, 16], [1, 19]] });
verify("\nlet\ntarget=\nfoo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[7, 0], [7, 3]] });
verify("let target=foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[1, 21], [1, 24]] });
verify("\nlet\ntarget=\nfoo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[10, 0], [10, 3]] });
verify("let target=nested.foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[1, 23], [1, 26]] });
verify("\nlet\ntarget=\nnested.foo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[7, 0], [7, 3]] });
verify("let target=nested.foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[1, 28], [1, 31]] });
verify("\nlet\ntarget=\nnested.foo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[10, 0], [10, 3]] });
verify("let target=this.foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[1, 21], [1, 24]] });
verify("\nlet\ntarget=\nthis.foo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[7, 0], [7, 3]] });
verify("let target=this.foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[1, 26], [1, 29]] });
verify("\nlet\ntarget=\nthis.foo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[10, 0], [10, 3]] });
verify("let target=this.nested.foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[1, 28], [1, 31]] });
verify("\nlet\ntarget=\nthis.nested.foo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[7, 0], [7, 3]] });
verify("let target=this.nested.foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[1, 33], [1, 36]] });
verify("\nlet\ntarget=\nthis.nested.foo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[10, 0], [10, 3]] });
verify("let target=nested.this.foo({bar:()=>{}})", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[1, 28], [1, 31]] });
verify("\nlet\ntarget=\nnested.this.foo\n(\n{\nbar\n:\n(\n)=>\n{\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "bar", chain: ["target"], loc: [[7, 0], [7, 3]] });
verify("let target=nested.this.foo({bar:{baz:()=>{}}})", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[1, 33], [1, 36]] });
verify("\nlet\ntarget=\nnested.this.foo\n(\n{\nbar\n:\n{\nbaz\n:\n(\n)=>\n{\n}\n}\n}\n)\n", e => e.type == "ArrowFunctionExpression",
{ name: "baz", chain: ["target", "bar"], loc: [[10, 0], [10, 3]] });
finish();
}
|
