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12 changes: 7 additions & 5 deletions src/esprima.ts
Original file line number Diff line number Diff line change
Expand Up @@ -24,10 +24,12 @@

import { CommentHandler } from './comment-handler';
import { JSXParser } from './jsx-parser';
import { Parser } from './parser';
import { Config, Parser } from './parser';
import { Tokenizer } from './tokenizer';

export function parse(code: string, options, delegate) {
export { Config } from './parser';

export function parse(code: string, options?: Config, delegate?) {
let commentHandler: CommentHandler | null = null;
const proxyDelegate = (node, metadata) => {
if (delegate) {
Expand Down Expand Up @@ -79,19 +81,19 @@ export function parse(code: string, options, delegate) {
return ast;
}

export function parseModule(code: string, options, delegate) {
export function parseModule(code: string, options?: Config, delegate?) {
const parsingOptions = options || {};
parsingOptions.sourceType = 'module';
return parse(code, parsingOptions, delegate);
}

export function parseScript(code: string, options, delegate) {
export function parseScript(code: string, options?: Config, delegate?) {
const parsingOptions = options || {};
parsingOptions.sourceType = 'script';
return parse(code, parsingOptions, delegate);
}

export function tokenize(code: string, options, delegate) {
export function tokenize(code: string, options?: Config, delegate?) {
const tokenizer = new Tokenizer(code, options);

const tokens: any = [];
Expand Down
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