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fix corner case in merge_vars (#5445)

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fixes #5444
This commit is contained in:
Alex Lam S.L
2022-05-16 09:30:14 +01:00
committed by GitHub
parent 3aa92c76cc
commit f70462aeb2
7 changed files with 112 additions and 47 deletions
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14
test/compress.js
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@@ -69,9 +69,7 @@ function make_code(ast, options) {
function parse_test(file) {
var script = fs.readFileSync(file, "utf8");
try {
var ast = U.parse(script, {
filename: file
});
var ast = U.parse(script, { filename: file });
} catch (e) {
console.error("Caught error while parsing tests in " + file);
console.error(e);
@@ -98,14 +96,14 @@ function parse_test(file) {
file: file,
line: node.start.line,
col: node.start.col,
code: make_code(node, { beautify: false })
code: make_code(node, { beautify: false }),
}));
}
function read_string(stat) {
if (stat.TYPE == "SimpleStatement") {
var body = stat.body;
switch(body.TYPE) {
switch (body.TYPE) {
case "String":
return body.value;
case "Array":
@@ -142,7 +140,7 @@ function parse_test(file) {
].indexOf(label.name) >= 0, tmpl("Unsupported label {name} [{line},{col}]", {
name: label.name,
line: label.start.line,
col: label.start.col
col: label.start.col,
}));
var stat = node.body;
if (label.name == "expect_exact" || label.name == "node_version") {
@@ -155,12 +153,12 @@ function parse_test(file) {
var ctor = global[body.expression.name];
assert.ok(ctor === Error || ctor.prototype instanceof Error, tmpl("Unsupported expect_stdout format [{line},{col}]", {
line: label.start.line,
col: label.start.col
col: label.start.col,
}));
test[label.name] = ctor.apply(null, body.args.map(function(node) {
assert.ok(node instanceof U.AST_Constant, tmpl("Unsupported expect_stdout format [{line},{col}]", {
line: label.start.line,
col: label.start.col
col: label.start.col,
}));
return node.value;
}));