80 lines
1.5 KiB
JavaScript
80 lines
1.5 KiB
JavaScript
import * as t from "babel-types";
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export function _params(node: Object) {
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this.print(node.typeParameters, node);
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this.push("(");
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this.printList(node.params, node, {
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iterator: (node) => {
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if (node.optional) this.push("?");
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this.print(node.typeAnnotation, node);
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}
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});
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this.push(")");
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if (node.returnType) {
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this.print(node.returnType, node);
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}
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}
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export function _method(node: Object) {
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let kind = node.kind;
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let key = node.key;
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if (kind === "method" || kind === "init") {
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if (node.generator) {
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this.push("*");
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}
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}
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if (kind === "get" || kind === "set") {
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this.push(kind + " ");
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}
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if (node.async) this.push("async ");
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if (node.computed) {
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this.push("[");
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this.print(key, node);
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this.push("]");
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} else {
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this.print(key, node);
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}
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this._params(node);
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this.space();
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this.print(node.body, node);
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}
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export function FunctionExpression(node: Object) {
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if (node.async) this.push("async ");
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this.push("function");
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if (node.generator) this.push("*");
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if (node.id) {
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this.push(" ");
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this.print(node.id, node);
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} else {
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this.space();
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}
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this._params(node);
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this.space();
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this.print(node.body, node);
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}
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export { FunctionExpression as FunctionDeclaration };
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export function ArrowFunctionExpression(node: Object) {
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if (node.async) this.push("async ");
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if (node.params.length === 1 && t.isIdentifier(node.params[0])) {
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this.print(node.params[0], node);
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} else {
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this._params(node);
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}
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this.push(" => ");
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this.print(node.body, node);
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}
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