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8726c9caf2
swc_ecma_codegen: - Don't escape unicode characters for old targets. (#1744) swc_ecma_transforms_compat: - `class_properties`: Preserve `this` for tagged template literals. (#1742)
1001 lines
17 KiB
Rust
1001 lines
17 KiB
Rust
use swc_ecma_parser::Syntax;
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use swc_ecma_transforms_compat::es2015::template_literal;
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use swc_ecma_transforms_testing::test;
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use swc_ecma_transforms_testing::test_exec;
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use swc_ecma_visit::Fold;
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fn syntax() -> Syntax {
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Default::default()
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}
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fn tr(_: ()) -> impl Fold {
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template_literal()
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}
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test_exec!(
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syntax(),
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|_| tr(Default::default()),
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issue_231,
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"const truthy = 'a=b';
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const foo = `http://example.com/foo/bar${truthy && '?'}${truthy}`;
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expect(foo).toBe('http://example.com/foo/bar?a=b');\
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"
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);
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test_exec!(
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syntax(),
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|_| tr(Default::default()),
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issue_388,
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"
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'use strict';
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const write = (text) => {
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console.log(text)
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}
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write(1)
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write('2')
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write`3`"
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);
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test!(
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syntax(),
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|_| tr(Default::default()),
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escape_quotes,
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r#"var t = `'${foo}' "${bar}"`;"#,
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r#"var t = "'".concat(foo, '\' "').concat(bar, '"');"#,
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ok_if_code_eq
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);
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test!(
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syntax(),
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|_| tr(Default::default()),
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multiple,
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r#"var foo = `test ${foo} ${bar}`;"#,
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r#"var foo = 'test '.concat(foo, ' ').concat(bar);"#
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);
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test!(
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syntax(),
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|_| tr(Default::default()),
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none,
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r#"var foo = `test`;"#,
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r#"var foo = "test";"#
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);
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test!(
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syntax(),
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|_| tr(Default::default()),
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only,
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r#"var foo = `${test}`;"#,
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r#"var foo = ''.concat(test);"#
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);
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test_exec!(
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syntax(),
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|_| tr(Default::default()),
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order,
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r#"
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const calls = [];
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`
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${
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(calls.push(1), {
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[Symbol.toPrimitive](){
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calls.push(2);
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return 'foo';
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}
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})
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}
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${
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(calls.push(3), {
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[Symbol.toPrimitive](){
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calls.push(4);
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return 'bar';
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}
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})
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}
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`;
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expect(calls).toEqual([1, 2, 3, 4]);"#
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);
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test_exec!(
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syntax(),
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|_| tr(Default::default()),
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order2,
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r#"const calls = [];
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`
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${{
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[Symbol.toPrimitive]() {
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calls.push(1);
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return "foo";
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}
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}}
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${1 +
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{
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valueOf() {
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calls.push(2);
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return 2;
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}
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}}
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`;
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expect(calls).toEqual([1, 2]);"#
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);
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test!(
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syntax(),
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|_| tr(Default::default()),
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single,
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r#"var foo = `test ${foo}`;"#,
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r#"var foo = 'test '.concat(foo);"#
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);
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test!(
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syntax(),
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|_| tr(Default::default()),
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statement,
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r#"var foo = `test ${foo + bar}`;"#,
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r#"var foo = 'test '.concat(foo + bar);"#,
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ok_if_code_eq
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);
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test_exec!(
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syntax(),
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|_| tr(Default::default()),
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symbol,
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r#"const fn = () => `${Symbol()}`;
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expect(fn).toThrow(TypeError);"#
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);
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test!(
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// TODO: Fix parser
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ignore,
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syntax(),
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|_| tr(Default::default()),
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template_revision,
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r#"tag`\unicode and \u{55}`;
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tag`\01`;
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tag`\xg${0}right`;
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tag`left${0}\xg`;
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tag`left${0}\xg${1}right`;
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tag`left${0}\u000g${1}right`;
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tag`left${0}\u{-0}${1}right`;
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function a() {
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var undefined = 4;
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tag`\01`;
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}"#,
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r#"
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function _templateObject8() {
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const data = _taggedTemplateLiteral([void 0], ["\\01"]);
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_templateObject8 = function () {
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return data;
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};
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return data;
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}
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function _templateObject7() {
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const data = _taggedTemplateLiteral(["left", void 0, "right"], ["left", "\\u{-0}", "right"]);
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_templateObject7 = function () {
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return data;
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};
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return data;
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}
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function _templateObject6() {
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const data = _taggedTemplateLiteral(["left", void 0, "right"], ["left", "\\u000g", "right"]);
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_templateObject6 = function () {
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return data;
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};
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return data;
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}
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function _templateObject5() {
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const data = _taggedTemplateLiteral(["left", void 0, "right"], ["left", "\\xg", "right"]);
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_templateObject5 = function () {
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return data;
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};
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return data;
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}
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function _templateObject4() {
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const data = _taggedTemplateLiteral(["left", void 0], ["left", "\\xg"]);
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_templateObject4 = function () {
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return data;
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};
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return data;
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}
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function _templateObject3() {
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const data = _taggedTemplateLiteral([void 0, "right"], ["\\xg", "right"]);
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_templateObject3 = function () {
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return data;
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};
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return data;
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}
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function _templateObject2() {
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const data = _taggedTemplateLiteral([void 0], ["\\01"]);
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_templateObject2 = function () {
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return data;
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};
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return data;
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}
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function _templateObject() {
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const data = _taggedTemplateLiteral([void 0], ["\\unicode and \\u{55}"]);
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_templateObject = function () {
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return data;
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};
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return data;
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}
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tag(_templateObject());
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tag(_templateObject2());
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tag(_templateObject3(), 0);
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tag(_templateObject4(), 0);
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tag(_templateObject5(), 0, 1);
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tag(_templateObject6(), 0, 1);
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tag(_templateObject7(), 0, 1);
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function a() {
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var undefined = 4;
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tag(_templateObject8());
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}"#
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);
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// default_order_exec
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test_exec!(
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syntax(),
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|_| tr(Default::default()),
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default_order_exec,
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r#"
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const calls = [];
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`
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${
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(calls.push(1), {
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[Symbol.toPrimitive](){
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calls.push(2);
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return 'foo';
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}
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})
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}
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${
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(calls.push(3), {
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[Symbol.toPrimitive](){
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calls.push(4);
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return 'bar';
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}
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})
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}
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`;
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expect(calls).toEqual([1, 2, 3, 4]);
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"#
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);
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// default_only
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test!(
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syntax(),
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|_| tr(Default::default()),
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default_only,
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r#"
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var foo = `${test}`;
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"#,
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r#"
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var foo = "".concat(test);
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"#
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);
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// default_single
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test!(
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syntax(),
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|_| tr(Default::default()),
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default_single,
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r#"
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var foo = `test ${foo}`;
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"#,
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r#"
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var foo = "test ".concat(foo);
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"#
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);
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// default_statement
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test!(
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syntax(),
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|_| tr(Default::default()),
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default_statement,
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r#"
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var foo = `test ${foo + bar}`;
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"#,
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r#"
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var foo = "test ".concat(foo + bar);
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"#
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);
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// default_expression_first
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test!(
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syntax(),
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|_| tr(Default::default()),
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default_expression_first,
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r#"
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var foo = 5;
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var bar = 10;
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var baz = 15;
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var example = `${"a"}`;
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var example2 = `${1}`;
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var example3 = 1 + `${foo}${bar}${baz}`;
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var example4 = 1 + `${foo}bar${baz}`;
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var example5 = `${""}`;
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"#,
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r#"
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var foo = 5;
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var bar = 10;
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var baz = 15;
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var example = "a";
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var example2 = "".concat(1);
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var example3 = 1 + "".concat(foo).concat(bar).concat(baz);
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var example4 = 1 + "".concat(foo, "bar").concat(baz);
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var example5 = "";
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"#
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);
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// default_literals
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test!(
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syntax(),
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|_| tr(Default::default()),
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default_literals,
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r#"
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var foo = `${1}${f}oo${true}${b}ar${0}${baz}`;
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"#,
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r#"
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var foo = ''.concat(1).concat(f, 'oo', true).concat(b, 'ar', 0).concat(baz);
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"#
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);
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// default_multiline
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test!(
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syntax(),
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|_| tr(Default::default()),
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default_multiline,
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r#"
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var o = `wow
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this is
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actually multiline!`;
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"#,
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r#"
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var o = "wow\nthis is\nactually multiline!";
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"#,
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ok_if_code_eq
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);
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// default_template_revision
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test!(
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// TODO: Improve parser
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ignore,
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syntax(),
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|_| tr(Default::default()),
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default_template_revision,
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r#"
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tag`\unicode and \u{55}`;
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tag`\01`;
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tag`\xg${0}right`;
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tag`left${0}\xg`;
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tag`left${0}\xg${1}right`;
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tag`left${0}\u000g${1}right`;
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tag`left${0}\u{-0}${1}right`;
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function a() {
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var undefined = 4;
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tag`\01`;
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}
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"#,
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r#"
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function _templateObject8() {
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const data = _taggedTemplateLiteral([void 0], ["\\01"]);
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_templateObject8 = function () {
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return data;
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};
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return data;
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}
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function _templateObject7() {
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const data = _taggedTemplateLiteral(["left", void 0, "right"], ["left", "\\u{-0}", "right"]);
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_templateObject7 = function () {
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return data;
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};
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return data;
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}
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function _templateObject6() {
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const data = _taggedTemplateLiteral(["left", void 0, "right"], ["left", "\\u000g", "right"]);
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_templateObject6 = function () {
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return data;
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};
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return data;
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}
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function _templateObject5() {
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const data = _taggedTemplateLiteral(["left", void 0, "right"], ["left", "\\xg", "right"]);
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_templateObject5 = function () {
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return data;
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};
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return data;
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}
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function _templateObject4() {
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const data = _taggedTemplateLiteral(["left", void 0], ["left", "\\xg"]);
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_templateObject4 = function () {
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return data;
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};
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return data;
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}
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function _templateObject3() {
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const data = _taggedTemplateLiteral([void 0, "right"], ["\\xg", "right"]);
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_templateObject3 = function () {
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return data;
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};
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return data;
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}
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function _templateObject2() {
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const data = _taggedTemplateLiteral([void 0], ["\\01"]);
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_templateObject2 = function () {
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return data;
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};
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return data;
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}
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function _templateObject() {
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const data = _taggedTemplateLiteral([void 0], ["\\unicode and \\u{55}"]);
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_templateObject = function () {
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return data;
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};
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return data;
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}
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function _taggedTemplateLiteral(strings, raw) { if (!raw) { raw = strings.slice(0); } return Object.freeze(Object.defineProperties(strings, { raw: { value: Object.freeze(raw) } })); }
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tag(_templateObject());
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tag(_templateObject2());
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tag(_templateObject3(), 0);
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tag(_templateObject4(), 0);
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tag(_templateObject5(), 0, 1);
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tag(_templateObject6(), 0, 1);
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tag(_templateObject7(), 0, 1);
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function a() {
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var undefined = 4;
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tag(_templateObject8());
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}
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"#
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);
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// default_order2_exec
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test_exec!(
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syntax(),
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|_| tr(Default::default()),
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default_order2_exec,
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r#"
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const calls = [];
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`
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${{
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[Symbol.toPrimitive]() {
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calls.push(1);
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return "foo";
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}
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}}
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${1 +
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{
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valueOf() {
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calls.push(2);
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return 2;
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}
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}}
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`;
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expect(calls).toEqual([1, 2]);
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"#
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);
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// default_cache_revision_exec
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test_exec!(
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syntax(),
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|_| tr(Default::default()),
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default_cache_revision_exec,
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r#"
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var tag = v => v;
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function foo() {
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return tag`some template`;
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}
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function bar() {
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return tag`some template`;
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}
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expect(foo()).toBe(foo());
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expect(foo()).toEqual(["some template"]);
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expect(bar()).toBe(bar());
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expect(bar()).toEqual(["some template"]);
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expect(bar()).not.toBe(foo());
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"#
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);
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// default_functions
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test!(
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syntax(),
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|_| tr(Default::default()),
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default_functions,
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r#"
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var foo = `test ${_.test(foo)} ${bar}`;
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"#,
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r#"
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var foo = "test ".concat(_.test(foo), " ").concat(bar);
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"#
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);
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// default_none
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test!(
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syntax(),
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|_| tr(Default::default()),
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default_none,
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r#"
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var foo = `test`;
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"#,
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r#"
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var foo = "test";
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"#
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);
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// default_symbol_exec
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test_exec!(
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syntax(),
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|_| tr(Default::default()),
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default_symbol_exec,
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r#"
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const fn = () => `${Symbol()}`;
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expect(fn).toThrow(TypeError);
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"#
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);
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// default_cache_revision
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test!(
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syntax(),
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|_| tr(Default::default()),
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default_cache_revision,
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r#"
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var tag = v => v;
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function foo() {
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return tag`some template`;
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}
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function bar() {
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return tag`some template`;
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}
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expect(foo()).toBe(foo());
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expect(foo()).toEqual(["some template"]);
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expect(bar()).toBe(bar());
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expect(bar()).toEqual(["some template"]);
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expect(bar()).not.toBe(foo());
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"#,
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r#"
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function _templateObject() {
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const data = _taggedTemplateLiteral(["some template"]);
|
|
|
|
_templateObject = function () {
|
|
return data;
|
|
};
|
|
|
|
return data;
|
|
}
|
|
|
|
function _templateObject1() {
|
|
const data = _taggedTemplateLiteral(["some template"]);
|
|
|
|
_templateObject1 = function () {
|
|
return data;
|
|
};
|
|
|
|
return data;
|
|
}
|
|
|
|
var tag = v => v;
|
|
|
|
function foo() {
|
|
return tag(_templateObject());
|
|
}
|
|
|
|
function bar() {
|
|
return tag(_templateObject1());
|
|
}
|
|
|
|
expect(foo()).toBe(foo());
|
|
expect(foo()).toEqual(["some template"]);
|
|
expect(bar()).toBe(bar());
|
|
expect(bar()).toEqual(["some template"]);
|
|
expect(bar()).not.toBe(foo());
|
|
|
|
"#
|
|
);
|
|
|
|
// default_tag
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
default_tag,
|
|
r#"
|
|
var foo = bar`wow\na${ 42 }b ${_.foobar()}`;
|
|
var bar = bar`wow\nab${ 42 } ${_.foobar()}`;
|
|
var bar = bar`wow\naB${ 42 } ${_.baz()}`;
|
|
|
|
"#,
|
|
r#"
|
|
function _templateObject() {
|
|
const data = _taggedTemplateLiteral(["wow\na", "b ", ""], ["wow\\na", "b ", ""]);
|
|
|
|
_templateObject = function () {
|
|
return data;
|
|
};
|
|
|
|
return data;
|
|
}
|
|
|
|
function _templateObject1() {
|
|
const data = _taggedTemplateLiteral(["wow\nab", " ", ""], ["wow\\nab", " ", ""]);
|
|
|
|
_templateObject1 = function () {
|
|
return data;
|
|
};
|
|
|
|
return data;
|
|
}
|
|
|
|
function _templateObject2() {
|
|
const data = _taggedTemplateLiteral(["wow\naB", " ", ""], ["wow\\naB", " ", ""]);
|
|
|
|
_templateObject2 = function () {
|
|
return data;
|
|
};
|
|
|
|
return data;
|
|
}
|
|
|
|
|
|
var foo = bar(_templateObject(), 42, _.foobar());
|
|
var bar = bar(_templateObject1(), 42, _.foobar());
|
|
var bar = bar(_templateObject2(), 42, _.baz());
|
|
|
|
"#
|
|
);
|
|
|
|
// default_simple_tag
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
default_simple_tag,
|
|
r#"
|
|
var foo = tag`wow`;
|
|
var bar = tag`first${1}second`;
|
|
|
|
"#,
|
|
r#"
|
|
function _templateObject() {
|
|
const data = _taggedTemplateLiteral(["wow"]);
|
|
|
|
_templateObject = function () {
|
|
return data;
|
|
};
|
|
|
|
return data;
|
|
}
|
|
|
|
function _templateObject1() {
|
|
const data = _taggedTemplateLiteral(["first", "second"]);
|
|
|
|
_templateObject1 = function () {
|
|
return data;
|
|
};
|
|
|
|
return data;
|
|
}
|
|
|
|
var foo = tag(_templateObject());
|
|
var bar = tag(_templateObject1(), 1);
|
|
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
issue_598_1,
|
|
"
|
|
export function foo() {
|
|
console.log(i18n`Hello World`);
|
|
console.log(i18n`Nobody will ever see this.`);
|
|
}
|
|
",
|
|
"function _templateObject() {
|
|
const data = _taggedTemplateLiteral([
|
|
\"Hello World\"
|
|
]);
|
|
_templateObject = function() {
|
|
return data;
|
|
};
|
|
return data;
|
|
}
|
|
function _templateObject1() {
|
|
const data = _taggedTemplateLiteral([
|
|
\"Nobody will ever see this.\"
|
|
]);
|
|
_templateObject1 = function() {
|
|
return data;
|
|
};
|
|
return data;
|
|
}
|
|
export function foo() {
|
|
console.log(i18n(_templateObject()));
|
|
console.log(i18n(_templateObject1()));
|
|
}
|
|
"
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_01,
|
|
"`\"`",
|
|
r#""\"""#,
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_02,
|
|
"`\"\"`",
|
|
r#"
|
|
"\"\""
|
|
"#,
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_03,
|
|
"`\"${foo}`",
|
|
r#"
|
|
"\"".concat(foo);
|
|
"#,
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_04,
|
|
"`\"${foo}\"`",
|
|
r#"
|
|
"\"".concat(foo, "\"");
|
|
"#,
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_05,
|
|
"`\"\"${foo}\"\"`",
|
|
r#"
|
|
"\"\"".concat(foo, "\"\"");
|
|
"#,
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_06,
|
|
"\"``\"",
|
|
"\"``\"",
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_07,
|
|
r#"`The ${argumentName} has unexpected type of "`"#,
|
|
r#""The ".concat(argumentName, " has unexpected type of \"");"#,
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_08,
|
|
r#"`". Expected argument to be an object with the following `"#,
|
|
r#""\". Expected argument to be an object with the following ";"#,
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_09,
|
|
r#"`keys: "${reducerKeys.join('", "')}"`"#,
|
|
r#""keys: \"".concat(reducerKeys.join('\", \"'), "\"");"#,
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
codegen_10,
|
|
r#"`The ${argumentName} has unexpected type of "` +
|
|
matchType +
|
|
`". Expected argument to be an object with the following ` +
|
|
`keys: "${reducerKeys.join('", "')}"`"#,
|
|
r#""The ".concat(argumentName, " has unexpected type of \"") + matchType + "\". Expected argument to be an object with the following " + "keys: \"".concat(reducerKeys.join('", "'), "\"")"#,
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
issue_1280,
|
|
"
|
|
const myVar = T`'Hello'`;
|
|
",
|
|
"
|
|
function _templateObject() {
|
|
const data = _taggedTemplateLiteral([
|
|
\"'Hello'\"
|
|
]);
|
|
_templateObject = function() {
|
|
return data;
|
|
};
|
|
return data;
|
|
}
|
|
|
|
const myVar = T(_templateObject());
|
|
",
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
issue_1488_1,
|
|
"
|
|
`\\``
|
|
",
|
|
"
|
|
'`'
|
|
"
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
issue_1549_1,
|
|
"const a = `\r\n`;",
|
|
"const a = \"\\n\";",
|
|
ok_if_code_eq
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
issue_1549_2,
|
|
"const a = \"\\r\\n\";",
|
|
"const a = \"\\r\\n\";"
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
issue_1742_1,
|
|
"
|
|
function foo() {
|
|
return this;
|
|
}
|
|
foo`template`
|
|
",
|
|
"
|
|
function _templateObject() {
|
|
const data = _taggedTemplateLiteral([
|
|
'template'
|
|
]);
|
|
_templateObject = function() {
|
|
return data;
|
|
};
|
|
return data;
|
|
}
|
|
function foo() {
|
|
return this;
|
|
}
|
|
foo(_templateObject());
|
|
"
|
|
);
|
|
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(Default::default()),
|
|
issue_1742_2,
|
|
"
|
|
const obj = {
|
|
foo() {
|
|
return this;
|
|
}
|
|
}
|
|
expect(typeof obj.foo`template`).toEqual('object')
|
|
"
|
|
);
|