How to use acorn

acorn-proc.js

GitHub: arrowsjs/proc-notation

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const {TokenType, TokContext, tokTypes, tokContexts, isNewLine, isIdentifierStart, isIdentifierChar} = require("acorn");
const {idents} = require('./util.js');
const arrowjsType = require('./arrowjsType.js');


const proc_tc = {
  p_expr: new TokContext("proc", true),
  p_cmd: new TokContext("cmd"),
  p_do: new TokContext("do{}"),
};

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acorn-proc.js

GitHub: arrowsjs/proc-notation

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const beforeExpr = {beforeExpr: true};


// new tokens (only valid within specific context)
const proc_tok = {
  parrow: new TokenType('->', beforeExpr),
  tail: new TokenType('-<', beforeExpr),
  tailUnit: new TokenType('-<|', beforeExpr),
  bind: new TokenType('<-', beforeExpr),
  form_start: new TokenType('(|', beforeExpr),
  form_end: new TokenType('|)'),

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parser.js

GitHub: google/CodeCity

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 * @constructor
 * @param {!acorn.Parser} parser
 * @param {?} pos
 * @param {?} loc
 */
acorn.Node = acorn.Node;

/**
 * @constructor
 * @param {!Object} options Parse options.

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eval.js

GitHub: bramblex/jsjs-homework

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  throw new Error(`Unsupported Syntax ${node.type} at Location ${node.start}:${node.end}`);
}

function customerEval(code, env = {}) {
  const node = acorn.parseExpressionAt(code, 0, {
    ecmaVersion: 6
  })
  return evaluate(node, env)
}

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index.js

GitHub: Ariyan1232/Carbon-Trackers-Website.io

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"use strict"


var acorn = require("acorn")
var tt = acorn.tokTypes
var isIdentifierStart = acorn.isIdentifierStart


module.exports = function(Parser) {
  return /*@__PURE__*/(function (Parser) {
    function anonymous () {

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parser.js

GitHub: google/CodeCity

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 * @constructor
 * @param {!Object} options Parse options.
 * @param {string} input The text to be parsed.
 * @param {number=} startPos Character offset to start parsing at.
 */
acorn.Parser = acorn.Parser;

/**
 * @return {!Node}
 */

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index.js

GitHub: Ariyan1232/Carbon-Trackers-Website.io

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_acorn.tokTypes._import.startsExpr = true;


function parseDynamicImport() {
  var node = this.startNode();
  this.next();
  if (this.type !== _acorn.tokTypes.parenL) {
    this.unexpected();
  }
  return this.finishNode(node, DynamicImportKey);
}

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build.js

GitHub: w781223592/vue2.0-note

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function generateBinding (exp) {
  if (exp && typeof exp === 'string') {
    var ast = null;
    try {
      ast = acorn.parse(("(" + exp + ")"));
    } catch (e) {
      // warn(`Failed to parse the expression: "${exp}"`)
      return ''
    }

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