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Add support for "declare type" Flow syntax

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See facebook/flow#1105
This commit is contained in:
Sam Goldman
2016-01-04 11:37:59 -08:00
parent 2516b7570f
commit e764346d5f
10 changed files with 275 additions and 0 deletions
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5
packages/babel-generator/src/generators/flow.js
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@@ -43,6 +43,11 @@ export function DeclareModule(node: Object) {
this.print(node.body, node);
}
export function DeclareTypeAlias(node: Object) {
this.push("declare ");
this.TypeAlias(node);
}
export function DeclareVariable(node: Object) {
this.push("declare var ");
this.print(node.id, node);

2
packages/babel-generator/test/fixtures/flow/declare-statements/actual.js vendored
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@@ -10,3 +10,5 @@ declare class A { static foo(): number; static x : string }
declare class A { static [ indexer: number]: string }
declare class A { static () : number }
declare class A mixins B<T>, C {}
declare type A = string
declare type T<U> = { [k:string]: U }

2
packages/babel-generator/test/fixtures/flow/declare-statements/expected.js vendored
View File

@@ -10,3 +10,5 @@ declare class A { static foo(): number; static x: string; }
declare class A { static [indexer: number]: string }
declare class A { static (): number }
declare class A mixins B<T>, C {}
declare type A = string;
declare type T<U> = { [k: string]: U };