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improve comment formatting logic (#4794)

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This commit is contained in:
Alex Lam S.L
2021-03-17 05:51:52 +00:00
committed by GitHub
parent 9fc0ff5953
commit 7d595e2eac
4 changed files with 44 additions and 71 deletions
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24
test/mocha/comments.js
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@@ -392,12 +392,12 @@ describe("comments", function() {
describe("comment filters", function() {
it("Should be able to filter comments by passing regexp", function() {
var ast = UglifyJS.parse("/*!test1*/\n/*test2*/\n//!test3\n//test4\n<!--test5\n<!--!test6\n-->test7\n-->!test8");
assert.strictEqual(ast.print_to_string({comments: /^!/}), "/*!test1*/\n//!test3\n//!test6\n//!test8\n");
assert.strictEqual(ast.print_to_string({comments: /^!/}), "/*!test1*/\n//!test3\n//!test6\n//!test8");
});
it("Should be able to filter comments with the 'all' option", function() {
var ast = UglifyJS.parse("/*!test1*/\n/*test2*/\n//!test3\n//test4\n<!--test5\n<!--!test6\n-->test7\n-->!test8");
assert.strictEqual(ast.print_to_string({comments: "all"}), "/*!test1*/\n/*test2*/\n//!test3\n//test4\n//test5\n//!test6\n//test7\n//!test8\n");
assert.strictEqual(ast.print_to_string({comments: "all"}), "/*!test1*/\n/*test2*/\n//!test3\n//test4\n//test5\n//!test6\n//test7\n//!test8");
});
it("Should be able to filter commments with the 'some' option", function() {
@@ -410,13 +410,12 @@ describe("comments", function() {
var f = function(node, comment) {
return comment.value.length === 8;
};
assert.strictEqual(ast.print_to_string({comments: f}), "/*TEST 123*/\n//8 chars.\n");
assert.strictEqual(ast.print_to_string({comments: f}), "/*TEST 123*/\n//8 chars.");
});
it("Should be able to filter comments by passing regex in string format", function() {
var ast = UglifyJS.parse("/*!test1*/\n/*test2*/\n//!test3\n//test4\n<!--test5\n<!--!test6\n-->test7\n-->!test8");
assert.strictEqual(ast.print_to_string({comments: "/^!/"}), "/*!test1*/\n//!test3\n//!test6\n//!test8\n");
assert.strictEqual(ast.print_to_string({comments: "/^!/"}), "/*!test1*/\n//!test3\n//!test6\n//!test8");
});
it("Should be able to get the comment and comment type when using a function", function() {
@@ -424,14 +423,12 @@ describe("comments", function() {
var f = function(node, comment) {
return comment.type == "comment1" || comment.type == "comment3";
};
assert.strictEqual(ast.print_to_string({comments: f}), "//!test3\n//test4\n//test5\n//!test6\n");
assert.strictEqual(ast.print_to_string({comments: f}), "//!test3\n//test4\n//test5\n//!test6");
});
it("Should be able to filter comments by passing a boolean", function() {
var ast = UglifyJS.parse("/*!test1*/\n/*test2*/\n//!test3\n//test4\n<!--test5\n<!--!test6\n-->test7\n-->!test8");
assert.strictEqual(ast.print_to_string({comments: true}), "/*!test1*/\n/*test2*/\n//!test3\n//test4\n//test5\n//!test6\n//test7\n//!test8\n");
assert.strictEqual(ast.print_to_string({comments: true}), "/*!test1*/\n/*test2*/\n//!test3\n//test4\n//test5\n//!test6\n//test7\n//!test8");
assert.strictEqual(ast.print_to_string({comments: false}), "");
});
@@ -439,10 +436,8 @@ describe("comments", function() {
var ast = UglifyJS.parse("#!Random comment\n//test1\n/*test2*/");
var f = function(node, comment) {
assert.strictEqual(comment.type === "comment5", false);
return true;
};
assert.strictEqual(ast.print_to_string({comments: f}), "#!Random comment\n//test1\n/*test2*/");
});
@@ -453,9 +448,8 @@ describe("comments", function() {
it("Should have no problem on multiple calls", function() {
const options = {
comments: /ok/
comments: /ok/,
};
assert.strictEqual(UglifyJS.parse("/* ok */ function a(){}").print_to_string(options), "/* ok */function a(){}");
assert.strictEqual(UglifyJS.parse("/* ok */ function a(){}").print_to_string(options), "/* ok */function a(){}");
assert.strictEqual(UglifyJS.parse("/* ok */ function a(){}").print_to_string(options), "/* ok */function a(){}");
@@ -463,14 +457,14 @@ describe("comments", function() {
it("Should handle shebang and preamble correctly", function() {
var code = UglifyJS.minify("#!/usr/bin/node\nvar x = 10;", {
output: { preamble: "/* Build */" }
output: { preamble: "/* Build */" },
}).code;
assert.strictEqual(code, "#!/usr/bin/node\n/* Build */\nvar x=10;");
});
it("Should handle preamble without shebang correctly", function() {
var code = UglifyJS.minify("var x = 10;", {
output: { preamble: "/* Build */" }
output: { preamble: "/* Build */" },
}).code;
assert.strictEqual(code, "/* Build */\nvar x=10;");
});