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Flow: interface identifier should be declared in the scope (#10220)

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* fix: typo

* declare name for flow interface

* add test case for export overload function, typescript

* test: add test

Fixes #10044

* test: update test

* test(flow): add multiple declarations regression test

* re-enable flow test case

# Conflicts:
#	packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/def-site-variance/input.js
#	packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-declare-statements/input.js
#	packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-interfaces-module-and-script/input.js
#	packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-iterator/input.js

* test: disable two flow dupl-decl test

* fix: do not declare name for declare function until we figure out a better way

* test: duplicate declare function and function would not throw
This commit is contained in:
Huáng Jùnliàng
2019-10-02 01:32:42 -04:00
committed by Nicolò Ribaudo
parent 02f2d17e83
commit fa5057f9fb
78 changed files with 2013 additions and 76 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
packages/babel-parser/src/parser/expression.js
View File

@@ -1975,7 +1975,7 @@ export default class ExpressionParser extends LValParser {
node.params[i],
BIND_VAR,
allowDuplicates ? null : nameHash,
"function paramter list",
"function parameter list",
);
}
}

9
packages/babel-parser/src/plugins/flow.js
View File

@@ -14,6 +14,8 @@ import {
type BindingTypes,
BIND_NONE,
BIND_LEXICAL,
BIND_VAR,
BIND_FUNCTION,
SCOPE_ARROW,
SCOPE_OTHER,
} from "../util/scopeflags";
@@ -270,6 +272,7 @@ export default (superClass: Class<Parser>): Class<Parser> =>
node.id = this.flowParseTypeAnnotatableIdentifier(
/*allowPrimitiveOverride*/ true,
);
this.scope.declareName(node.id.name, BIND_VAR, node.id.start);
this.semicolon();
return this.finishNode(node, "DeclareVariable");
}
@@ -462,6 +465,12 @@ export default (superClass: Class<Parser>): Class<Parser> =>
): void {
node.id = this.flowParseRestrictedIdentifier(/*liberal*/ !isClass);
this.scope.declareName(
node.id.name,
isClass ? BIND_FUNCTION : BIND_LEXICAL,
node.id.start,
);
if (this.isRelational("<")) {
node.typeParameters = this.flowParseTypeParameterDeclaration();
} else {

3
packages/babel-parser/test/fixtures/flow/interfaces-module-and-script/implements-exports/input.js vendored Normal file
View File

@@ -0,0 +1,3 @@
interface Foo {}
export type { Foo }

160
packages/babel-parser/test/fixtures/flow/interfaces-module-and-script/implements-exports/output.json vendored Normal file
View File

@@ -0,0 +1,160 @@
{
"type": "File",
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"start": 32,
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],
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}
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2
packages/babel-parser/test/fixtures/flow/multiple-declarations/class/input.js vendored Normal file
View File

@@ -0,0 +1,2 @@
declare class C1 {}
class C1 {}

8
packages/babel-parser/test/fixtures/flow/multiple-declarations/class/options.json vendored Normal file
View File

@@ -0,0 +1,8 @@
{
"sourceType": "module",
"plugins": [
"jsx",
"flow"
],
"throws": "Identifier 'C1' has already been declared (2:6)"
}

6
packages/babel-parser/test/fixtures/flow/multiple-declarations/declare-class/input.js vendored Normal file
View File

@@ -0,0 +1,6 @@
declare class C1{}
declare class C1{}
declare module M1 {
declare class C1 {}
}

253
packages/babel-parser/test/fixtures/flow/multiple-declarations/declare-class/output.json vendored Normal file
View File

@@ -0,0 +1,253 @@
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}
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"start": 14,
"end": 16,
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"start": 19,
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"kind": "CommonJS"
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],
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}
}

3
packages/babel-parser/test/fixtures/flow/multiple-declarations/declare-function/input.js vendored Normal file
View File

@@ -0,0 +1,3 @@
declare function F1(): void
declare function F1(): void
function F1() {}

249
packages/babel-parser/test/fixtures/flow/multiple-declarations/declare-function/output.json vendored Normal file
View File

@@ -0,0 +1,249 @@
{
"type": "File",
"start": 0,
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3
packages/babel-parser/test/fixtures/flow/multiple-declarations/declare-var/input.js vendored Normal file
View File

@@ -0,0 +1,3 @@
declare var V1;
declare var V1;
var V1;

150
packages/babel-parser/test/fixtures/flow/multiple-declarations/declare-var/output.json vendored Normal file
View File

@@ -0,0 +1,150 @@
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2
packages/babel-parser/test/fixtures/flow/multiple-declarations/interface/input.js vendored Normal file
View File

@@ -0,0 +1,2 @@
interface I {};
interface I {};

8
packages/babel-parser/test/fixtures/flow/multiple-declarations/interface/options.json vendored Normal file
View File

@@ -0,0 +1,8 @@
{
"sourceType": "module",
"plugins": [
"jsx",
"flow"
],
"throws": "Identifier 'I' has already been declared (2:10)"
}

2
packages/babel-parser/test/fixtures/flow/multiple-declarations/type/input.js vendored Normal file
View File

@@ -0,0 +1,2 @@
type T1 = string;
type T1 = number;

8
packages/babel-parser/test/fixtures/flow/multiple-declarations/type/options.json vendored Normal file
View File

@@ -0,0 +1,8 @@
{
"sourceType": "module",
"plugins": [
"jsx",
"flow"
],
"throws": "Identifier 'T1' has already been declared (2:5)"
}

8
packages/babel-parser/test/fixtures/flow/regression/issue-10044/input.js vendored Normal file
View File

@@ -0,0 +1,8 @@
declare class C1 {}
declare interface I1 {}
declare type T1 = number;
interface I2 {}
type T2 = number;
export type { C1, I1, I2, T1, T2 }

564
packages/babel-parser/test/fixtures/flow/regression/issue-10044/output.json vendored Normal file
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@@ -0,0 +1,564 @@
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