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Support Import Assertions for re-export statement (#12249)

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This commit is contained in:
Sosuke Suzuki 2020-10-26 23:18:45 +09:00 committed by GitHub
parent f5bd9f2013
commit faaebfe91f
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GPG Key ID: 4AEE18F83AFDEB23
33 changed files with 763 additions and 18 deletions
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15
packages/babel-generator/src/generators/modules.js
View File

@ -53,6 +53,7 @@ export function ExportAllDeclaration(node: Object) {
this.word("from");
this.space();
this.print(node.source, node);
this.printAssertions(node);
this.semicolon();
}
@ -131,6 +132,7 @@ function ExportDeclaration(node: Object) {
this.word("from");
this.space();
this.print(node.source, node);
this.printAssertions(node);
}
this.semicolon();
@ -180,19 +182,10 @@ export function ImportDeclaration(node: Object) {
this.print(node.source, node);
if (node.assertions?.length) {
this.space();
this.word("assert");
this.space();
this.token("{");
this.space();
this.printList(node.assertions, node);
this.space();
this.token("}");
}
this.printAssertions(node);
// todo(Babel 8): remove this if branch
// `module-attributes` support is discontinued, use `import-assertions` instead.
else if (node.attributes?.length) {
if (node.attributes?.length) {
this.space();
this.word("with");
this.space();

13
packages/babel-generator/src/printer.js
View File

@ -646,6 +646,19 @@ export default class Printer {
}
}
}
printAssertions(node: Node) {
if (node.assertions?.length) {
this.space();
this.word("assert");
this.space();
this.token("{");
this.space();
this.printList(node.assertions, node);
this.space();
this.token("}");
}
}
}
// Expose the node type functions and helpers on the prototype for easy usage.

5
packages/babel-generator/test/fixtures/types/ImportAssertion/input.js vendored
View File

@ -1 +1,4 @@
import foo from "foo.json" assert { type: "json" };
import foo1 from "foo.json" assert { type: "json" };
export { foo2 } from "foo.json" assert { type: "json" };
export * from "foo.json" assert { type: "json" };
export * as foo3 from "foo.json" assert { type: "json" };

5
packages/babel-generator/test/fixtures/types/ImportAssertion/output.js vendored
View File

@ -1 +1,4 @@
import foo from "foo.json" assert { type: "json" };
import foo1 from "foo.json" assert { type: "json" };
export { foo2 } from "foo.json" assert { type: "json" };
export * from "foo.json" assert { type: "json" };
export * as foo3 from "foo.json" assert { type: "json" };

1
packages/babel-parser/ast/spec.md
View File

@ -1364,6 +1364,7 @@ interface ExportNamedDeclaration <: ModuleDeclaration {
declaration: Declaration | null;
specifiers: [ ExportSpecifier ];
source: StringLiteral | null;
assertions?: [ ImportAttribute ];
}
```

5
packages/babel-parser/src/parser/statement.js
View File

@ -1924,6 +1924,11 @@ export default class StatementParser extends ExpressionParser {
}
}
const assertions = this.maybeParseImportAssertions();
if (assertions) {
node.assertions = assertions;
}
this.semicolon();
}

8
packages/babel-parser/src/types.js
View File

@ -360,6 +360,12 @@ export type Directive = NodeBase & {
export type DirectiveLiteral = StringLiteral & { type: "DirectiveLiteral" };
export type ImportAttribute = NodeBase & {
type: "ImportAttribute",
key: Identifier | StringLiteral,
value: StringLiteral,
};
// Expressions
export type Super = NodeBase & { type: "Super" };
@ -867,6 +873,8 @@ export type ExportNamedDeclaration = NodeBase & {
source: ?Literal,
exportKind?: "type" | "value", // TODO: Not in spec
assertions?: $ReadOnlyArray<ImportAttribute>,
};
export type ExportSpecifier = NodeBase & {

2
packages/babel-parser/test/fixtures/experimental/import-assertions/invalid-syntax-export-with-and-attributes-multiple-lines/input.js vendored Normal file
View File

@ -0,0 +1,2 @@
export { x } from "foo" assert
{ type: "json" }

63
packages/babel-parser/test/fixtures/experimental/import-assertions/invalid-syntax-export-with-and-attributes-multiple-lines/output.json vendored Normal file
View File

@ -0,0 +1,63 @@
{
"type": "File",
"start":0,"end":47,"loc":{"start":{"line":1,"column":0},"end":{"line":2,"column":16}},
"program": {
"type": "Program",
"start":0,"end":47,"loc":{"start":{"line":1,"column":0},"end":{"line":2,"column":16}},
"sourceType": "module",
"interpreter": null,
"body": [
{
"type": "ExportNamedDeclaration",
"start":0,"end":47,"loc":{"start":{"line":1,"column":0},"end":{"line":2,"column":16}},
"specifiers": [
{
"type": "ExportSpecifier",
"start":9,"end":10,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":10}},
"local": {
"type": "Identifier",
"start":9,"end":10,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":10},"identifierName":"x"},
"name": "x"
},
"exported": {
"type": "Identifier",
"start":9,"end":10,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":10},"identifierName":"x"},
"name": "x"
}
}
],
"source": {
"type": "StringLiteral",
"start":18,"end":23,"loc":{"start":{"line":1,"column":18},"end":{"line":1,"column":23}},
"extra": {
"rawValue": "foo",
"raw": "\"foo\""
},
"value": "foo"
},
"declaration": null,
"assertions": [
{
"type": "ImportAttribute",
"start":33,"end":45,"loc":{"start":{"line":2,"column":2},"end":{"line":2,"column":14}},
"key": {
"type": "Identifier",
"start":33,"end":37,"loc":{"start":{"line":2,"column":2},"end":{"line":2,"column":6},"identifierName":"type"},
"name": "type"
},
"value": {
"type": "StringLiteral",
"start":39,"end":45,"loc":{"start":{"line":2,"column":8},"end":{"line":2,"column":14}},
"extra": {
"rawValue": "json",
"raw": "\"json\""
},
"value": "json"
}
}
]
}
],
"directives": []
}
}

1
packages/babel-parser/test/fixtures/experimental/import-assertions/invalid-syntax-export-without-attributes-identifier/input.js vendored Normal file
View File

@ -0,0 +1 @@
export { x } from "foo" assert;

5
packages/babel-parser/test/fixtures/experimental/import-assertions/invalid-syntax-export-without-attributes-identifier/options.json vendored Normal file
View File

@ -0,0 +1,5 @@
{
"plugins": [["importAssertions"]],
"sourceType": "module",
"throws": "Unexpected token (1:30)"
}

1
packages/babel-parser/test/fixtures/experimental/import-assertions/string-literal/input.js vendored
View File

@ -1 +1,2 @@
import foo from "foo.json" assert { for: "for" }
export { foo } from "foo.json" assert { for: "for" }

57
packages/babel-parser/test/fixtures/experimental/import-assertions/string-literal/output.json vendored
View File

@ -1,12 +1,13 @@
{
"type": "File",
"start":0,"end":48,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":48}},
"start":0,"end":101,"loc":{"start":{"line":1,"column":0},"end":{"line":2,"column":52}},
"errors": [
"SyntaxError: The only accepted module attribute is `type` (1:36)"
"SyntaxError: The only accepted module attribute is `type` (1:36)",
"SyntaxError: The only accepted module attribute is `type` (2:40)"
],
"program": {
"type": "Program",
"start":0,"end":48,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":48}},
"start":0,"end":101,"loc":{"start":{"line":1,"column":0},"end":{"line":2,"column":52}},
"sourceType": "module",
"interpreter": null,
"body": [
@ -53,6 +54,56 @@
}
}
]
},
{
"type": "ExportNamedDeclaration",
"start":49,"end":101,"loc":{"start":{"line":2,"column":0},"end":{"line":2,"column":52}},
"specifiers": [
{
"type": "ExportSpecifier",
"start":58,"end":61,"loc":{"start":{"line":2,"column":9},"end":{"line":2,"column":12}},
"local": {
"type": "Identifier",
"start":58,"end":61,"loc":{"start":{"line":2,"column":9},"end":{"line":2,"column":12},"identifierName":"foo"},
"name": "foo"
},
"exported": {
"type": "Identifier",
"start":58,"end":61,"loc":{"start":{"line":2,"column":9},"end":{"line":2,"column":12},"identifierName":"foo"},
"name": "foo"
}
}
],
"source": {
"type": "StringLiteral",
"start":69,"end":79,"loc":{"start":{"line":2,"column":20},"end":{"line":2,"column":30}},
"extra": {
"rawValue": "foo.json",
"raw": "\"foo.json\""
},
"value": "foo.json"
},
"declaration": null,
"assertions": [
{
"type": "ImportAttribute",
"start":89,"end":99,"loc":{"start":{"line":2,"column":40},"end":{"line":2,"column":50}},
"key": {
"type": "Identifier",
"start":89,"end":92,"loc":{"start":{"line":2,"column":40},"end":{"line":2,"column":43},"identifierName":"for"},
"name": "for"
},
"value": {
"type": "StringLiteral",
"start":94,"end":99,"loc":{"start":{"line":2,"column":45},"end":{"line":2,"column":50}},
"extra": {
"rawValue": "for",
"raw": "\"for\""
},
"value": "for"
}
}
]
}
],
"directives": []

1
packages/babel-parser/test/fixtures/experimental/import-assertions/trailing-comma/input.js vendored
View File

@ -1 +1,2 @@
import foo from "foo" assert { type: "json", }
export { foo } from "foo" assert { type: "json", }

54
packages/babel-parser/test/fixtures/experimental/import-assertions/trailing-comma/output.json vendored
View File

@ -1,9 +1,9 @@
{
"type": "File",
"start":0,"end":46,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":46}},
"start":0,"end":97,"loc":{"start":{"line":1,"column":0},"end":{"line":2,"column":50}},
"program": {
"type": "Program",
"start":0,"end":46,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":46}},
"start":0,"end":97,"loc":{"start":{"line":1,"column":0},"end":{"line":2,"column":50}},
"sourceType": "module",
"interpreter": null,
"body": [
@ -50,6 +50,56 @@
}
}
]
},
{
"type": "ExportNamedDeclaration",
"start":47,"end":97,"loc":{"start":{"line":2,"column":0},"end":{"line":2,"column":50}},
"specifiers": [
{
"type": "ExportSpecifier",
"start":56,"end":59,"loc":{"start":{"line":2,"column":9},"end":{"line":2,"column":12}},
"local": {
"type": "Identifier",
"start":56,"end":59,"loc":{"start":{"line":2,"column":9},"end":{"line":2,"column":12},"identifierName":"foo"},
"name": "foo"
},
"exported": {
"type": "Identifier",
"start":56,"end":59,"loc":{"start":{"line":2,"column":9},"end":{"line":2,"column":12},"identifierName":"foo"},
"name": "foo"
}
}
],
"source": {
"type": "StringLiteral",
"start":67,"end":72,"loc":{"start":{"line":2,"column":20},"end":{"line":2,"column":25}},
"extra": {
"rawValue": "foo",
"raw": "\"foo\""
},
"value": "foo"
},
"declaration": null,
"assertions": [
{
"type": "ImportAttribute",
"start":82,"end":94,"loc":{"start":{"line":2,"column":35},"end":{"line":2,"column":47}},
"key": {
"type": "Identifier",
"start":82,"end":86,"loc":{"start":{"line":2,"column":35},"end":{"line":2,"column":39},"identifierName":"type"},
"name": "type"
},
"value": {
"type": "StringLiteral",
"start":88,"end":94,"loc":{"start":{"line":2,"column":41},"end":{"line":2,"column":47}},
"extra": {
"rawValue": "json",
"raw": "\"json\""
},
"value": "json"
}
}
]
}
],
"directives": []

1
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-star-as-with-attributes/input.js vendored Normal file
View File

@ -0,0 +1 @@
export * as foo from "foo.json" assert { type: "json" };

57
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-star-as-with-attributes/output.json vendored Normal file
View File

@ -0,0 +1,57 @@
{
"type": "File",
"start":0,"end":56,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":56}},
"program": {
"type": "Program",
"start":0,"end":56,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":56}},
"sourceType": "module",
"interpreter": null,
"body": [
{
"type": "ExportNamedDeclaration",
"start":0,"end":56,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":56}},
"specifiers": [
{
"type": "ExportNamespaceSpecifier",
"start":7,"end":15,"loc":{"start":{"line":1,"column":7},"end":{"line":1,"column":15}},
"exported": {
"type": "Identifier",
"start":12,"end":15,"loc":{"start":{"line":1,"column":12},"end":{"line":1,"column":15},"identifierName":"foo"},
"name": "foo"
}
}
],
"source": {
"type": "StringLiteral",
"start":21,"end":31,"loc":{"start":{"line":1,"column":21},"end":{"line":1,"column":31}},
"extra": {
"rawValue": "foo.json",
"raw": "\"foo.json\""
},
"value": "foo.json"
},
"assertions": [
{
"type": "ImportAttribute",
"start":41,"end":53,"loc":{"start":{"line":1,"column":41},"end":{"line":1,"column":53}},
"key": {
"type": "Identifier",
"start":41,"end":45,"loc":{"start":{"line":1,"column":41},"end":{"line":1,"column":45},"identifierName":"type"},
"name": "type"
},
"value": {
"type": "StringLiteral",
"start":47,"end":53,"loc":{"start":{"line":1,"column":47},"end":{"line":1,"column":53}},
"extra": {
"rawValue": "json",
"raw": "\"json\""
},
"value": "json"
}
}
]
}
],
"directives": []
}
}

1
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-star-with-attributes/input.js vendored Normal file
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@ -0,0 +1 @@
export * from "foo.json" assert { type: "json" };

46
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-star-with-attributes/output.json vendored Normal file
View File

@ -0,0 +1,46 @@
{
"type": "File",
"start":0,"end":49,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":49}},
"program": {
"type": "Program",
"start":0,"end":49,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":49}},
"sourceType": "module",
"interpreter": null,
"body": [
{
"type": "ExportAllDeclaration",
"start":0,"end":49,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":49}},
"source": {
"type": "StringLiteral",
"start":14,"end":24,"loc":{"start":{"line":1,"column":14},"end":{"line":1,"column":24}},
"extra": {
"rawValue": "foo.json",
"raw": "\"foo.json\""
},
"value": "foo.json"
},
"assertions": [
{
"type": "ImportAttribute",
"start":34,"end":46,"loc":{"start":{"line":1,"column":34},"end":{"line":1,"column":46}},
"key": {
"type": "Identifier",
"start":34,"end":38,"loc":{"start":{"line":1,"column":34},"end":{"line":1,"column":38},"identifierName":"type"},
"name": "type"
},
"value": {
"type": "StringLiteral",
"start":40,"end":46,"loc":{"start":{"line":1,"column":40},"end":{"line":1,"column":46}},
"extra": {
"rawValue": "json",
"raw": "\"json\""
},
"value": "json"
}
}
]
}
],
"directives": []
}
}

2
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-attributes-and-value/input.js vendored Normal file
View File

@ -0,0 +1,2 @@
export { x } from "foo" assert { type: "json" }
[0]

82
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-attributes-and-value/output.json vendored Normal file
View File

@ -0,0 +1,82 @@
{
"type": "File",
"start":0,"end":51,"loc":{"start":{"line":1,"column":0},"end":{"line":2,"column":3}},
"program": {
"type": "Program",
"start":0,"end":51,"loc":{"start":{"line":1,"column":0},"end":{"line":2,"column":3}},
"sourceType": "module",
"interpreter": null,
"body": [
{
"type": "ExportNamedDeclaration",
"start":0,"end":47,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":47}},
"specifiers": [
{
"type": "ExportSpecifier",
"start":9,"end":10,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":10}},
"local": {
"type": "Identifier",
"start":9,"end":10,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":10},"identifierName":"x"},
"name": "x"
},
"exported": {
"type": "Identifier",
"start":9,"end":10,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":10},"identifierName":"x"},
"name": "x"
}
}
],
"source": {
"type": "StringLiteral",
"start":18,"end":23,"loc":{"start":{"line":1,"column":18},"end":{"line":1,"column":23}},
"extra": {
"rawValue": "foo",
"raw": "\"foo\""
},
"value": "foo"
},
"declaration": null,
"assertions": [
{
"type": "ImportAttribute",
"start":33,"end":45,"loc":{"start":{"line":1,"column":33},"end":{"line":1,"column":45}},
"key": {
"type": "Identifier",
"start":33,"end":37,"loc":{"start":{"line":1,"column":33},"end":{"line":1,"column":37},"identifierName":"type"},
"name": "type"
},
"value": {
"type": "StringLiteral",
"start":39,"end":45,"loc":{"start":{"line":1,"column":39},"end":{"line":1,"column":45}},
"extra": {
"rawValue": "json",
"raw": "\"json\""
},
"value": "json"
}
}
]
},
{
"type": "ExpressionStatement",
"start":48,"end":51,"loc":{"start":{"line":2,"column":0},"end":{"line":2,"column":3}},
"expression": {
"type": "ArrayExpression",
"start":48,"end":51,"loc":{"start":{"line":2,"column":0},"end":{"line":2,"column":3}},
"elements": [
{
"type": "NumericLiteral",
"start":49,"end":50,"loc":{"start":{"line":2,"column":1},"end":{"line":2,"column":2}},
"extra": {
"rawValue": 0,
"raw": "0"
},
"value": 0
}
]
}
}
],
"directives": []
}
}

1
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-attributes/input.js vendored Normal file
View File

@ -0,0 +1 @@
export { foo } from "foo.json" assert { type: "json" };

63
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-attributes/output.json vendored Normal file
View File

@ -0,0 +1,63 @@
{
"type": "File",
"start":0,"end":55,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":55}},
"program": {
"type": "Program",
"start":0,"end":55,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":55}},
"sourceType": "module",
"interpreter": null,
"body": [
{
"type": "ExportNamedDeclaration",
"start":0,"end":55,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":55}},
"specifiers": [
{
"type": "ExportSpecifier",
"start":9,"end":12,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":12}},
"local": {
"type": "Identifier",
"start":9,"end":12,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":12},"identifierName":"foo"},
"name": "foo"
},
"exported": {
"type": "Identifier",
"start":9,"end":12,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":12},"identifierName":"foo"},
"name": "foo"
}
}
],
"source": {
"type": "StringLiteral",
"start":20,"end":30,"loc":{"start":{"line":1,"column":20},"end":{"line":1,"column":30}},
"extra": {
"rawValue": "foo.json",
"raw": "\"foo.json\""
},
"value": "foo.json"
},
"declaration": null,
"assertions": [
{
"type": "ImportAttribute",
"start":40,"end":52,"loc":{"start":{"line":1,"column":40},"end":{"line":1,"column":52}},
"key": {
"type": "Identifier",
"start":40,"end":44,"loc":{"start":{"line":1,"column":40},"end":{"line":1,"column":44},"identifierName":"type"},
"name": "type"
},
"value": {
"type": "StringLiteral",
"start":46,"end":52,"loc":{"start":{"line":1,"column":46},"end":{"line":1,"column":52}},
"extra": {
"rawValue": "json",
"raw": "\"json\""
},
"value": "json"
}
}
]
}
],
"directives": []
}
}

1
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-invalid-value/input.js vendored Normal file
View File

@ -0,0 +1 @@
export { foo } from "foo.json" assert { type: "json", lazy: true, startAtLine: 1 };

9
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-invalid-value/options.json vendored Normal file
View File

@ -0,0 +1,9 @@
{
"plugins": [
[
"importAssertions"
]
],
"sourceType": "module",
"throws": "Only string literals are allowed as module attribute values (1:60)"
}

1
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-no-type-attribute/input.js vendored Normal file
View File

@ -0,0 +1 @@
export { foo } from "foo.json" assert { lazy: "true" };

66
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-no-type-attribute/output.json vendored Normal file
View File

@ -0,0 +1,66 @@
{
"type": "File",
"start":0,"end":55,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":55}},
"errors": [
"SyntaxError: The only accepted module attribute is `type` (1:40)"
],
"program": {
"type": "Program",
"start":0,"end":55,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":55}},
"sourceType": "module",
"interpreter": null,
"body": [
{
"type": "ExportNamedDeclaration",
"start":0,"end":55,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":55}},
"specifiers": [
{
"type": "ExportSpecifier",
"start":9,"end":12,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":12}},
"local": {
"type": "Identifier",
"start":9,"end":12,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":12},"identifierName":"foo"},
"name": "foo"
},
"exported": {
"type": "Identifier",
"start":9,"end":12,"loc":{"start":{"line":1,"column":9},"end":{"line":1,"column":12},"identifierName":"foo"},
"name": "foo"
}
}
],
"source": {
"type": "StringLiteral",
"start":20,"end":30,"loc":{"start":{"line":1,"column":20},"end":{"line":1,"column":30}},
"extra": {
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"raw": "\"foo.json\""
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"start":40,"end":52,"loc":{"start":{"line":1,"column":40},"end":{"line":1,"column":52}},
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"name": "lazy"
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},
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}
}
]
}
],
"directives": []
}
}

1
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-object-method-attribute/input.js vendored Normal file
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export { foo } from "foo.json" assert { type: "json", hasOwnProperty: "true" };

84
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-object-method-attribute/output.json vendored Normal file
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{
"type": "File",
"start":0,"end":79,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":79}},
"errors": [
"SyntaxError: The only accepted module attribute is `type` (1:54)"
],
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"type": "Program",
"start":0,"end":79,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":79}},
"sourceType": "module",
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"body": [
{
"type": "ExportNamedDeclaration",
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{
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"name": "foo"
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"name": "foo"
}
}
],
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"raw": "\"foo.json\""
},
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"name": "type"
},
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"extra": {
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"raw": "\"json\""
},
"value": "json"
}
},
{
"type": "ImportAttribute",
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"key": {
"type": "Identifier",
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"name": "hasOwnProperty"
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"extra": {
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"raw": "\"true\""
},
"value": "true"
}
}
]
}
],
"directives": []
}
}

1
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-repeated-type/input.js vendored Normal file
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export { foo } from "foo.json" assert { type: "json", type: "html" };

84
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-with-repeated-type/output.json vendored Normal file
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@ -0,0 +1,84 @@
{
"type": "File",
"start":0,"end":69,"loc":{"start":{"line":1,"column":0},"end":{"line":1,"column":69}},
"errors": [
"SyntaxError: Duplicate key \"type\" is not allowed in module attributes (1:54)"
],
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"sourceType": "module",
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"body": [
{
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{
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"name": "foo"
},
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"name": "foo"
}
}
],
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"raw": "\"foo.json\""
},
"value": "foo.json"
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"type": "ImportAttribute",
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"name": "type"
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"rawValue": "json",
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},
"value": "json"
}
},
{
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"key": {
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"name": "type"
},
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"extra": {
"rawValue": "html",
"raw": "\"html\""
},
"value": "html"
}
}
]
}
],
"directives": []
}
}

1
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-without-attributes/input.js vendored Normal file
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export { foo } from "foo.json";

44
packages/babel-parser/test/fixtures/experimental/import-assertions/valid-syntax-export-without-attributes/output.json vendored Normal file
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@ -0,0 +1,44 @@
{
"type": "File",
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"program": {
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"interpreter": null,
"body": [
{
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"name": "foo"
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"name": "foo"
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}
],
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"extra": {
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},
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},
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"assertions": []
}
],
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}
}