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parse import.meta correctly (#4836)

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This commit is contained in:
Alex Lam S.L
2021-04-02 21:31:29 +01:00
committed by GitHub
parent e755d01a0b
commit cf38b52afa
4 changed files with 21 additions and 3 deletions
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11
test/compress/imports.js
View File

@@ -54,13 +54,22 @@ dynamic_nought: {
expect_exact: "import(foo);"
}
import_meta: {
import_meta_1: {
input: {
console.log(import.meta, import.meta.url);
}
expect_exact: "console.log(import.meta,import.meta.url);"
}
import_meta_2: {
input: {
import.meta.url.split("/").forEach(function(part, index) {
console.log(index, part);
});
}
expect_exact: 'import.meta.url.split("/").forEach(function(part,index){console.log(index,part)});'
}
same_quotes: {
beautify = {
beautify: true,

4
test/sandbox.js
View File

@@ -55,6 +55,8 @@ exports.patch_module_statements = function(code) {
if (!header) return "";
if (header.length == 1) return "0, " + header;
return header.slice(0, -1) + " _" + ++count + header.slice(-1);
}).replace(/\bimport\.meta\b/g, function() {
return '({ url: "https://example.com/path/index.html" })';
}).replace(/\bimport\b(?:\s*([^('"]+)\bfrom\b)?\s*(['"]).*?\2(?:$|\n|;)/g, function(match, symbols) {
if (symbols) {
if (!/^[{*]/.test(symbols)) symbols = "default:" + symbols;
@@ -220,7 +222,7 @@ function setup(global, builtins, setup_log, setup_tty) {
if (arg === global) return "[object global]";
if (/Error$/.test(arg.name)) return arg.toString();
if (typeof arg.then == "function") return "[object Promise]";
arg.constructor.toString();
if (arg.constructor) arg.constructor.toString();
var index = cache.original.indexOf(arg);
if (index >= 0) return cache.replaced[index];
if (--cache.level < 0) return "[object Object]";

6
test/ufuzz/index.js
View File

@@ -204,12 +204,18 @@ var VALUES = [
'"function"',
"this",
];
VALUES = VALUES.concat(VALUES);
VALUES = VALUES.concat(VALUES);
if (SUPPORT.bigint) VALUES = VALUES.concat([
"(!0o644n)",
"([3n][0] > 2)",
"(-42n).toString()",
"Number(0XDEADn << 16n | 0xbeefn)",
]);
VALUES = VALUES.concat(VALUES);
VALUES = VALUES.concat(VALUES);
VALUES = VALUES.concat(VALUES);
VALUES.push("import.meta");
var BINARY_OPS = [
" + ", // spaces needed to disambiguate with ++ cases (could otherwise cause syntax errors)