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babel-generator: Add TypeScript support (#5896)

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* babel-generator: Add TypeScript support

* Remove type declarations; not published from babylon

* Remove TODOs

* Consistently use `this.word` for tokens that are words
This commit is contained in:
Andy
2017-07-28 13:07:05 -07:00
committed by Henry Zhu
parent f83c83d49c
commit c1d07fd6db
284 changed files with 1450 additions and 51 deletions
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44
packages/babel-generator/src/generators/methods.js
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@@ -3,20 +3,31 @@ import * as t from "babel-types";
export function _params(node: Object) {
this.print(node.typeParameters, node);
this.token("(");
this.printList(node.params, node, {
iterator: node => {
if (node.optional) this.token("?");
this.print(node.typeAnnotation, node);
},
});
this._parameters(node.params, node);
this.token(")");
if (node.returnType) {
this.print(node.returnType, node);
this.print(node.returnType, node);
}
export function _parameters(parameters, parent) {
for (let i = 0; i < parameters.length; i++) {
this._param(parameters[i], parent);
if (i < parameters.length - 1) {
this.token(",");
this.space();
}
}
}
export function _method(node: Object) {
export function _param(parameter, parent) {
this.printJoin(parameter.decorators, parameter);
this.print(parameter, parent);
if (parameter.optional) this.token("?");
this.print(parameter.typeAnnotation, parameter);
}
export function _methodHead(node: Object) {
const kind = node.kind;
const key = node.key;
@@ -44,9 +55,11 @@ export function _method(node: Object) {
this.print(key, node);
}
if (node.optional) {
this.token("?");
}
this._params(node);
this.space();
this.print(node.body, node);
}
export function _predicate(node: Object) {
@@ -59,7 +72,7 @@ export function _predicate(node: Object) {
}
}
export function FunctionExpression(node: Object) {
export function _functionHead(node: Object) {
if (node.async) {
this.word("async");
this.space();
@@ -67,16 +80,17 @@ export function FunctionExpression(node: Object) {
this.word("function");
if (node.generator) this.token("*");
this.space();
if (node.id) {
this.space();
this.print(node.id, node);
} else {
this.space();
}
this._params(node);
this._predicate(node);
}
export function FunctionExpression(node: Object) {
this._functionHead(node);
this.space();
this.print(node.body, node);
}