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Current File : /home/opti/workflow/node_modules/acorn/dist/acorn_loose.js

(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('./acorn.js')) :
  typeof define === 'function' && define.amd ? define(['exports', './acorn.js'], factory) :
  (factory((global.acorn = global.acorn || {}, global.acorn.loose = global.acorn.loose || {}),global.acorn));
}(this, function (exports,acorn) { 'use strict';

  var acorn__default = 'default' in acorn ? acorn['default'] : acorn;

  // Registered plugins
  var pluginsLoose = {}

  var LooseParser = function LooseParser(input, options) {
    if ( options === void 0 ) options = {};

    this.toks = acorn.tokenizer(input, options)
    this.options = this.toks.options
    this.input = this.toks.input
    this.tok = this.last = {type: acorn.tokTypes.eof, start: 0, end: 0}
    if (this.options.locations) {
      var here = this.toks.curPosition()
      this.tok.loc = new acorn.SourceLocation(this.toks, here, here)
    }
    this.ahead = [] // Tokens ahead
    this.context = [] // Indentation contexted
    this.curIndent = 0
    this.curLineStart = 0
    this.nextLineStart = this.lineEnd(this.curLineStart) + 1
    // Load plugins
    this.options.pluginsLoose = options.pluginsLoose || {}
    this.loadPlugins(this.options.pluginsLoose)
  };

  LooseParser.prototype.startNode = function startNode () {
    return new acorn.Node(this.toks, this.tok.start, this.options.locations ? this.tok.loc.start : null)
  };

  LooseParser.prototype.storeCurrentPos = function storeCurrentPos () {
    return this.options.locations ? [this.tok.start, this.tok.loc.start] : this.tok.start
  };

  LooseParser.prototype.startNodeAt = function startNodeAt (pos) {
    if (this.options.locations) {
      return new acorn.Node(this.toks, pos[0], pos[1])
    } else {
      return new acorn.Node(this.toks, pos)
    }
  };

  LooseParser.prototype.finishNode = function finishNode (node, type) {
    node.type = type
    node.end = this.last.end
    if (this.options.locations)
      node.loc.end = this.last.loc.end
    if (this.options.ranges)
      node.range[1] = this.last.end
    return node
  };

  LooseParser.prototype.dummyNode = function dummyNode (type) {
    var dummy = this.startNode()
    dummy.type = type
    dummy.end = dummy.start
    if (this.options.locations)
      dummy.loc.end = dummy.loc.start
    if (this.options.ranges)
      dummy.range[1] = dummy.start
    this.last = {type: acorn.tokTypes.name, start: dummy.start, end: dummy.start, loc: dummy.loc}
    return dummy
  };

  LooseParser.prototype.dummyIdent = function dummyIdent () {
    var dummy = this.dummyNode("Identifier")
    dummy.name = "✖"
    return dummy
  };

  LooseParser.prototype.dummyString = function dummyString () {
    var dummy = this.dummyNode("Literal")
    dummy.value = dummy.raw = "✖"
    return dummy
  };

  LooseParser.prototype.eat = function eat (type) {
    if (this.tok.type === type) {
      this.next()
      return true
    } else {
      return false
    }
  };

  LooseParser.prototype.isContextual = function isContextual (name) {
    return this.tok.type === acorn.tokTypes.name && this.tok.value === name
  };

  LooseParser.prototype.eatContextual = function eatContextual (name) {
    return this.tok.value === name && this.eat(acorn.tokTypes.name)
  };

  LooseParser.prototype.canInsertSemicolon = function canInsertSemicolon () {
    return this.tok.type === acorn.tokTypes.eof || this.tok.type === acorn.tokTypes.braceR ||
      acorn.lineBreak.test(this.input.slice(this.last.end, this.tok.start))
  };

  LooseParser.prototype.semicolon = function semicolon () {
    return this.eat(acorn.tokTypes.semi)
  };

  LooseParser.prototype.expect = function expect (type) {
      var this$1 = this;

    if (this.eat(type)) return true
    for (var i = 1; i <= 2; i++) {
      if (this$1.lookAhead(i).type == type) {
        for (var j = 0; j < i; j++) this$1.next()
        return true
      }
    }
  };

  LooseParser.prototype.pushCx = function pushCx () {
    this.context.push(this.curIndent)
  };

  LooseParser.prototype.popCx = function popCx () {
    this.curIndent = this.context.pop()
  };

  LooseParser.prototype.lineEnd = function lineEnd (pos) {
    while (pos < this.input.length && !acorn.isNewLine(this.input.charCodeAt(pos))) ++pos
    return pos
  };

  LooseParser.prototype.indentationAfter = function indentationAfter (pos) {
      var this$1 = this;

    for (var count = 0;; ++pos) {
      var ch = this$1.input.charCodeAt(pos)
      if (ch === 32) ++count
      else if (ch === 9) count += this$1.options.tabSize
      else return count
    }
  };

  LooseParser.prototype.closes = function closes (closeTok, indent, line, blockHeuristic) {
    if (this.tok.type === closeTok || this.tok.type === acorn.tokTypes.eof) return true
    return line != this.curLineStart && this.curIndent < indent && this.tokenStartsLine() &&
      (!blockHeuristic || this.nextLineStart >= this.input.length ||
       this.indentationAfter(this.nextLineStart) < indent)
  };

  LooseParser.prototype.tokenStartsLine = function tokenStartsLine () {
      var this$1 = this;

    for (var p = this.tok.start - 1; p >= this.curLineStart; --p) {
      var ch = this$1.input.charCodeAt(p)
      if (ch !== 9 && ch !== 32) return false
    }
    return true
  };

  LooseParser.prototype.extend = function extend (name, f) {
    this[name] = f(this[name])
  };

  LooseParser.prototype.loadPlugins = function loadPlugins (pluginConfigs) {
      var this$1 = this;

    for (var name in pluginConfigs) {
      var plugin = pluginsLoose[name]
      if (!plugin) throw new Error("Plugin '" + name + "' not found")
      plugin(this$1, pluginConfigs[name])
    }
  };

  var lp = LooseParser.prototype

  function isSpace(ch) {
    return (ch < 14 && ch > 8) || ch === 32 || ch === 160 || acorn.isNewLine(ch)
  }

  lp.next = function() {
    var this$1 = this;

    this.last = this.tok
    if (this.ahead.length)
      this.tok = this.ahead.shift()
    else
      this.tok = this.readToken()

    if (this.tok.start >= this.nextLineStart) {
      while (this.tok.start >= this.nextLineStart) {
        this$1.curLineStart = this$1.nextLineStart
        this$1.nextLineStart = this$1.lineEnd(this$1.curLineStart) + 1
      }
      this.curIndent = this.indentationAfter(this.curLineStart)
    }
  }

  lp.readToken = function() {
    var this$1 = this;

    for (;;) {
      try {
        this$1.toks.next()
        if (this$1.toks.type === acorn.tokTypes.dot &&
            this$1.input.substr(this$1.toks.end, 1) === "." &&
            this$1.options.ecmaVersion >= 6) {
          this$1.toks.end++
          this$1.toks.type = acorn.tokTypes.ellipsis
        }
        return new acorn.Token(this$1.toks)
      } catch(e) {
        if (!(e instanceof SyntaxError)) throw e

        // Try to skip some text, based on the error message, and then continue
        var msg = e.message, pos = e.raisedAt, replace = true
        if (/unterminated/i.test(msg)) {
          pos = this$1.lineEnd(e.pos + 1)
          if (/string/.test(msg)) {
            replace = {start: e.pos, end: pos, type: acorn.tokTypes.string, value: this$1.input.slice(e.pos + 1, pos)}
          } else if (/regular expr/i.test(msg)) {
            var re = this$1.input.slice(e.pos, pos)
            try { re = new RegExp(re) } catch(e) {}
            replace = {start: e.pos, end: pos, type: acorn.tokTypes.regexp, value: re}
          } else if (/template/.test(msg)) {
            replace = {start: e.pos, end: pos,
                       type: acorn.tokTypes.template,
                       value: this$1.input.slice(e.pos, pos)}
          } else {
            replace = false
          }
        } else if (/invalid (unicode|regexp|number)|expecting unicode|octal literal|is reserved|directly after number|expected number in radix/i.test(msg)) {
          while (pos < this.input.length && !isSpace(this.input.charCodeAt(pos))) ++pos
        } else if (/character escape|expected hexadecimal/i.test(msg)) {
          while (pos < this.input.length) {
            var ch = this$1.input.charCodeAt(pos++)
            if (ch === 34 || ch === 39 || acorn.isNewLine(ch)) break
          }
        } else if (/unexpected character/i.test(msg)) {
          pos++
          replace = false
        } else if (/regular expression/i.test(msg)) {
          replace = true
        } else {
          throw e
        }
        this$1.resetTo(pos)
        if (replace === true) replace = {start: pos, end: pos, type: acorn.tokTypes.name, value: "✖"}
        if (replace) {
          if (this$1.options.locations)
            replace.loc = new acorn.SourceLocation(
              this$1.toks,
              acorn.getLineInfo(this$1.input, replace.start),
              acorn.getLineInfo(this$1.input, replace.end))
          return replace
        }
      }
    }
  }

  lp.resetTo = function(pos) {
    var this$1 = this;

    this.toks.pos = pos
    var ch = this.input.charAt(pos - 1)
    this.toks.exprAllowed = !ch || /[\[\{\(,;:?\/*=+\-~!|&%^<>]/.test(ch) ||
      /[enwfd]/.test(ch) &&
      /\b(keywords|case|else|return|throw|new|in|(instance|type)of|delete|void)$/.test(this.input.slice(pos - 10, pos))

    if (this.options.locations) {
      this.toks.curLine = 1
      this.toks.lineStart = acorn.lineBreakG.lastIndex = 0
      var match
      while ((match = acorn.lineBreakG.exec(this.input)) && match.index < pos) {
        ++this$1.toks.curLine
        this$1.toks.lineStart = match.index + match[0].length
      }
    }
  }

  lp.lookAhead = function(n) {
    var this$1 = this;

    while (n > this.ahead.length)
      this$1.ahead.push(this$1.readToken())
    return this.ahead[n - 1]
  }

  function isDummy(node) { return node.name == "✖" }

  var lp$1 = LooseParser.prototype

  lp$1.parseTopLevel = function() {
    var this$1 = this;

    var node = this.startNodeAt(this.options.locations ? [0, acorn.getLineInfo(this.input, 0)] : 0)
    node.body = []
    while (this.tok.type !== acorn.tokTypes.eof) node.body.push(this$1.parseStatement())
    this.last = this.tok
    if (this.options.ecmaVersion >= 6) {
      node.sourceType = this.options.sourceType
    }
    return this.finishNode(node, "Program")
  }

  lp$1.parseStatement = function() {
    var this$1 = this;

    var starttype = this.tok.type, node = this.startNode(), kind

    if (this.toks.isLet()) {
      starttype = acorn.tokTypes._var
      kind = "let"
    }

    switch (starttype) {
    case acorn.tokTypes._break: case acorn.tokTypes._continue:
      this.next()
      var isBreak = starttype === acorn.tokTypes._break
      if (this.semicolon() || this.canInsertSemicolon()) {
        node.label = null
      } else {
        node.label = this.tok.type === acorn.tokTypes.name ? this.parseIdent() : null
        this.semicolon()
      }
      return this.finishNode(node, isBreak ? "BreakStatement" : "ContinueStatement")

    case acorn.tokTypes._debugger:
      this.next()
      this.semicolon()
      return this.finishNode(node, "DebuggerStatement")

    case acorn.tokTypes._do:
      this.next()
      node.body = this.parseStatement()
      node.test = this.eat(acorn.tokTypes._while) ? this.parseParenExpression() : this.dummyIdent()
      this.semicolon()
      return this.finishNode(node, "DoWhileStatement")

    case acorn.tokTypes._for:
      this.next()
      this.pushCx()
      this.expect(acorn.tokTypes.parenL)
      if (this.tok.type === acorn.tokTypes.semi) return this.parseFor(node, null)
      var isLet = this.toks.isLet()
      if (isLet || this.tok.type === acorn.tokTypes._var || this.tok.type === acorn.tokTypes._const) {
        var init$1 = this.parseVar(true, isLet ? "let" : this.tok.value)
        if (init$1.declarations.length === 1 && (this.tok.type === acorn.tokTypes._in || this.isContextual("of"))) {
          return this.parseForIn(node, init$1)
        }
        return this.parseFor(node, init$1)
      }
      var init = this.parseExpression(true)
      if (this.tok.type === acorn.tokTypes._in || this.isContextual("of"))
        return this.parseForIn(node, this.toAssignable(init))
      return this.parseFor(node, init)

    case acorn.tokTypes._function:
      this.next()
      return this.parseFunction(node, true)

    case acorn.tokTypes._if:
      this.next()
      node.test = this.parseParenExpression()
      node.consequent = this.parseStatement()
      node.alternate = this.eat(acorn.tokTypes._else) ? this.parseStatement() : null
      return this.finishNode(node, "IfStatement")

    case acorn.tokTypes._return:
      this.next()
      if (this.eat(acorn.tokTypes.semi) || this.canInsertSemicolon()) node.argument = null
      else { node.argument = this.parseExpression(); this.semicolon() }
      return this.finishNode(node, "ReturnStatement")

    case acorn.tokTypes._switch:
      var blockIndent = this.curIndent, line = this.curLineStart
      this.next()
      node.discriminant = this.parseParenExpression()
      node.cases = []
      this.pushCx()
      this.expect(acorn.tokTypes.braceL)

      var cur
      while (!this.closes(acorn.tokTypes.braceR, blockIndent, line, true)) {
        if (this$1.tok.type === acorn.tokTypes._case || this$1.tok.type === acorn.tokTypes._default) {
          var isCase = this$1.tok.type === acorn.tokTypes._case
          if (cur) this$1.finishNode(cur, "SwitchCase")
          node.cases.push(cur = this$1.startNode())
          cur.consequent = []
          this$1.next()
          if (isCase) cur.test = this$1.parseExpression()
          else cur.test = null
          this$1.expect(acorn.tokTypes.colon)
        } else {
          if (!cur) {
            node.cases.push(cur = this$1.startNode())
            cur.consequent = []
            cur.test = null
          }
          cur.consequent.push(this$1.parseStatement())
        }
      }
      if (cur) this.finishNode(cur, "SwitchCase")
      this.popCx()
      this.eat(acorn.tokTypes.braceR)
      return this.finishNode(node, "SwitchStatement")

    case acorn.tokTypes._throw:
      this.next()
      node.argument = this.parseExpression()
      this.semicolon()
      return this.finishNode(node, "ThrowStatement")

    case acorn.tokTypes._try:
      this.next()
      node.block = this.parseBlock()
      node.handler = null
      if (this.tok.type === acorn.tokTypes._catch) {
        var clause = this.startNode()
        this.next()
        this.expect(acorn.tokTypes.parenL)
        clause.param = this.toAssignable(this.parseExprAtom(), true)
        this.expect(acorn.tokTypes.parenR)
        clause.body = this.parseBlock()
        node.handler = this.finishNode(clause, "CatchClause")
      }
      node.finalizer = this.eat(acorn.tokTypes._finally) ? this.parseBlock() : null
      if (!node.handler && !node.finalizer) return node.block
      return this.finishNode(node, "TryStatement")

    case acorn.tokTypes._var:
    case acorn.tokTypes._const:
      return this.parseVar(false, kind || this.tok.value)

    case acorn.tokTypes._while:
      this.next()
      node.test = this.parseParenExpression()
      node.body = this.parseStatement()
      return this.finishNode(node, "WhileStatement")

    case acorn.tokTypes._with:
      this.next()
      node.object = this.parseParenExpression()
      node.body = this.parseStatement()
      return this.finishNode(node, "WithStatement")

    case acorn.tokTypes.braceL:
      return this.parseBlock()

    case acorn.tokTypes.semi:
      this.next()
      return this.finishNode(node, "EmptyStatement")

    case acorn.tokTypes._class:
      return this.parseClass(true)

    case acorn.tokTypes._import:
      return this.parseImport()

    case acorn.tokTypes._export:
      return this.parseExport()

    default:
      var expr = this.parseExpression()
      if (isDummy(expr)) {
        this.next()
        if (this.tok.type === acorn.tokTypes.eof) return this.finishNode(node, "EmptyStatement")
        return this.parseStatement()
      } else if (starttype === acorn.tokTypes.name && expr.type === "Identifier" && this.eat(acorn.tokTypes.colon)) {
        node.body = this.parseStatement()
        node.label = expr
        return this.finishNode(node, "LabeledStatement")
      } else {
        node.expression = expr
        this.semicolon()
        return this.finishNode(node, "ExpressionStatement")
      }
    }
  }

  lp$1.parseBlock = function() {
    var this$1 = this;

    var node = this.startNode()
    this.pushCx()
    this.expect(acorn.tokTypes.braceL)
    var blockIndent = this.curIndent, line = this.curLineStart
    node.body = []
    while (!this.closes(acorn.tokTypes.braceR, blockIndent, line, true))
      node.body.push(this$1.parseStatement())
    this.popCx()
    this.eat(acorn.tokTypes.braceR)
    return this.finishNode(node, "BlockStatement")
  }

  lp$1.parseFor = function(node, init) {
    node.init = init
    node.test = node.update = null
    if (this.eat(acorn.tokTypes.semi) && this.tok.type !== acorn.tokTypes.semi) node.test = this.parseExpression()
    if (this.eat(acorn.tokTypes.semi) && this.tok.type !== acorn.tokTypes.parenR) node.update = this.parseExpression()
    this.popCx()
    this.expect(acorn.tokTypes.parenR)
    node.body = this.parseStatement()
    return this.finishNode(node, "ForStatement")
  }

  lp$1.parseForIn = function(node, init) {
    var type = this.tok.type === acorn.tokTypes._in ? "ForInStatement" : "ForOfStatement"
    this.next()
    node.left = init
    node.right = this.parseExpression()
    this.popCx()
    this.expect(acorn.tokTypes.parenR)
    node.body = this.parseStatement()
    return this.finishNode(node, type)
  }

  lp$1.parseVar = function(noIn, kind) {
    var this$1 = this;

    var node = this.startNode()
    node.kind = kind
    this.next()
    node.declarations = []
    do {
      var decl = this$1.startNode()
      decl.id = this$1.options.ecmaVersion >= 6 ? this$1.toAssignable(this$1.parseExprAtom(), true) : this$1.parseIdent()
      decl.init = this$1.eat(acorn.tokTypes.eq) ? this$1.parseMaybeAssign(noIn) : null
      node.declarations.push(this$1.finishNode(decl, "VariableDeclarator"))
    } while (this.eat(acorn.tokTypes.comma))
    if (!node.declarations.length) {
      var decl$1 = this.startNode()
      decl$1.id = this.dummyIdent()
      node.declarations.push(this.finishNode(decl$1, "VariableDeclarator"))
    }
    if (!noIn) this.semicolon()
    return this.finishNode(node, "VariableDeclaration")
  }

  lp$1.parseClass = function(isStatement) {
    var this$1 = this;

    var node = this.startNode()
    this.next()
    if (this.tok.type === acorn.tokTypes.name) node.id = this.parseIdent()
    else if (isStatement) node.id = this.dummyIdent()
    else node.id = null
    node.superClass = this.eat(acorn.tokTypes._extends) ? this.parseExpression() : null
    node.body = this.startNode()
    node.body.body = []
    this.pushCx()
    var indent = this.curIndent + 1, line = this.curLineStart
    this.eat(acorn.tokTypes.braceL)
    if (this.curIndent + 1 < indent) { indent = this.curIndent; line = this.curLineStart }
    while (!this.closes(acorn.tokTypes.braceR, indent, line)) {
      if (this$1.semicolon()) continue
      var method = this$1.startNode(), isGenerator
      if (this$1.options.ecmaVersion >= 6) {
        method.static = false
        isGenerator = this$1.eat(acorn.tokTypes.star)
      }
      this$1.parsePropertyName(method)
      if (isDummy(method.key)) { if (isDummy(this$1.parseMaybeAssign())) this$1.next(); this$1.eat(acorn.tokTypes.comma); continue }
      if (method.key.type === "Identifier" && !method.computed && method.key.name === "static" &&
          (this$1.tok.type != acorn.tokTypes.parenL && this$1.tok.type != acorn.tokTypes.braceL)) {
        method.static = true
        isGenerator = this$1.eat(acorn.tokTypes.star)
        this$1.parsePropertyName(method)
      } else {
        method.static = false
      }
      if (this$1.options.ecmaVersion >= 5 && method.key.type === "Identifier" &&
          !method.computed && (method.key.name === "get" || method.key.name === "set") &&
          this$1.tok.type !== acorn.tokTypes.parenL && this$1.tok.type !== acorn.tokTypes.braceL) {
        method.kind = method.key.name
        this$1.parsePropertyName(method)
        method.value = this$1.parseMethod(false)
      } else {
        if (!method.computed && !method.static && !isGenerator && (
          method.key.type === "Identifier" && method.key.name === "constructor" ||
            method.key.type === "Literal" && method.key.value === "constructor")) {
          method.kind = "constructor"
        } else {
          method.kind =  "method"
        }
        method.value = this$1.parseMethod(isGenerator)
      }
      node.body.body.push(this$1.finishNode(method, "MethodDefinition"))
    }
    this.popCx()
    if (!this.eat(acorn.tokTypes.braceR)) {
      // If there is no closing brace, make the node span to the start
      // of the next token (this is useful for Tern)
      this.last.end = this.tok.start
      if (this.options.locations) this.last.loc.end = this.tok.loc.start
    }
    this.semicolon()
    this.finishNode(node.body, "ClassBody")
    return this.finishNode(node, isStatement ? "ClassDeclaration" : "ClassExpression")
  }

  lp$1.parseFunction = function(node, isStatement) {
    this.initFunction(node)
    if (this.options.ecmaVersion >= 6) {
      node.generator = this.eat(acorn.tokTypes.star)
    }
    if (this.tok.type === acorn.tokTypes.name) node.id = this.parseIdent()
    else if (isStatement) node.id = this.dummyIdent()
    node.params = this.parseFunctionParams()
    node.body = this.parseBlock()
    return this.finishNode(node, isStatement ? "FunctionDeclaration" : "FunctionExpression")
  }

  lp$1.parseExport = function() {
    var node = this.startNode()
    this.next()
    if (this.eat(acorn.tokTypes.star)) {
      node.source = this.eatContextual("from") ? this.parseExprAtom() : this.dummyString()
      return this.finishNode(node, "ExportAllDeclaration")
    }
    if (this.eat(acorn.tokTypes._default)) {
      var expr = this.parseMaybeAssign()
      if (expr.id) {
        switch (expr.type) {
        case "FunctionExpression": expr.type = "FunctionDeclaration"; break
        case "ClassExpression": expr.type = "ClassDeclaration"; break
        }
      }
      node.declaration = expr
      this.semicolon()
      return this.finishNode(node, "ExportDefaultDeclaration")
    }
    if (this.tok.type.keyword || this.toks.isLet()) {
      node.declaration = this.parseStatement()
      node.specifiers = []
      node.source = null
    } else {
      node.declaration = null
      node.specifiers = this.parseExportSpecifierList()
      node.source = this.eatContextual("from") ? this.parseExprAtom() : null
      this.semicolon()
    }
    return this.finishNode(node, "ExportNamedDeclaration")
  }

  lp$1.parseImport = function() {
    var node = this.startNode()
    this.next()
    if (this.tok.type === acorn.tokTypes.string) {
      node.specifiers = []
      node.source = this.parseExprAtom()
      node.kind = ''
    } else {
      var elt
      if (this.tok.type === acorn.tokTypes.name && this.tok.value !== "from") {
        elt = this.startNode()
        elt.local = this.parseIdent()
        this.finishNode(elt, "ImportDefaultSpecifier")
        this.eat(acorn.tokTypes.comma)
      }
      node.specifiers = this.parseImportSpecifierList()
      node.source = this.eatContextual("from") && this.tok.type == acorn.tokTypes.string ? this.parseExprAtom() : this.dummyString()
      if (elt) node.specifiers.unshift(elt)
    }
    this.semicolon()
    return this.finishNode(node, "ImportDeclaration")
  }

  lp$1.parseImportSpecifierList = function() {
    var this$1 = this;

    var elts = []
    if (this.tok.type === acorn.tokTypes.star) {
      var elt = this.startNode()
      this.next()
      elt.local = this.eatContextual("as") ? this.parseIdent() : this.dummyIdent()
      elts.push(this.finishNode(elt, "ImportNamespaceSpecifier"))
    } else {
      var indent = this.curIndent, line = this.curLineStart, continuedLine = this.nextLineStart
      this.pushCx()
      this.eat(acorn.tokTypes.braceL)
      if (this.curLineStart > continuedLine) continuedLine = this.curLineStart
      while (!this.closes(acorn.tokTypes.braceR, indent + (this.curLineStart <= continuedLine ? 1 : 0), line)) {
        var elt$1 = this$1.startNode()
        if (this$1.eat(acorn.tokTypes.star)) {
          elt$1.local = this$1.eatContextual("as") ? this$1.parseIdent() : this$1.dummyIdent()
          this$1.finishNode(elt$1, "ImportNamespaceSpecifier")
        } else {
          if (this$1.isContextual("from")) break
          elt$1.imported = this$1.parseIdent()
          if (isDummy(elt$1.imported)) break
          elt$1.local = this$1.eatContextual("as") ? this$1.parseIdent() : elt$1.imported
          this$1.finishNode(elt$1, "ImportSpecifier")
        }
        elts.push(elt$1)
        this$1.eat(acorn.tokTypes.comma)
      }
      this.eat(acorn.tokTypes.braceR)
      this.popCx()
    }
    return elts
  }

  lp$1.parseExportSpecifierList = function() {
    var this$1 = this;

    var elts = []
    var indent = this.curIndent, line = this.curLineStart, continuedLine = this.nextLineStart
    this.pushCx()
    this.eat(acorn.tokTypes.braceL)
    if (this.curLineStart > continuedLine) continuedLine = this.curLineStart
    while (!this.closes(acorn.tokTypes.braceR, indent + (this.curLineStart <= continuedLine ? 1 : 0), line)) {
      if (this$1.isContextual("from")) break
      var elt = this$1.startNode()
      elt.local = this$1.parseIdent()
      if (isDummy(elt.local)) break
      elt.exported = this$1.eatContextual("as") ? this$1.parseIdent() : elt.local
      this$1.finishNode(elt, "ExportSpecifier")
      elts.push(elt)
      this$1.eat(acorn.tokTypes.comma)
    }
    this.eat(acorn.tokTypes.braceR)
    this.popCx()
    return elts
  }

  var lp$2 = LooseParser.prototype

  lp$2.checkLVal = function(expr) {
    if (!expr) return expr
    switch (expr.type) {
    case "Identifier":
    case "MemberExpression":
      return expr

    case "ParenthesizedExpression":
      expr.expression = this.checkLVal(expr.expression)
      return expr

    default:
      return this.dummyIdent()
    }
  }

  lp$2.parseExpression = function(noIn) {
    var this$1 = this;

    var start = this.storeCurrentPos()
    var expr = this.parseMaybeAssign(noIn)
    if (this.tok.type === acorn.tokTypes.comma) {
      var node = this.startNodeAt(start)
      node.expressions = [expr]
      while (this.eat(acorn.tokTypes.comma)) node.expressions.push(this$1.parseMaybeAssign(noIn))
      return this.finishNode(node, "SequenceExpression")
    }
    return expr
  }

  lp$2.parseParenExpression = function() {
    this.pushCx()
    this.expect(acorn.tokTypes.parenL)
    var val = this.parseExpression()
    this.popCx()
    this.expect(acorn.tokTypes.parenR)
    return val
  }

  lp$2.parseMaybeAssign = function(noIn) {
    if (this.toks.isContextual("yield")) {
      var node = this.startNode()
      this.next()
      if (this.semicolon() || this.canInsertSemicolon() || (this.tok.type != acorn.tokTypes.star && !this.tok.type.startsExpr)) {
        node.delegate = false
        node.argument = null
      } else {
        node.delegate = this.eat(acorn.tokTypes.star)
        node.argument = this.parseMaybeAssign()
      }
      return this.finishNode(node, "YieldExpression")
    }

    var start = this.storeCurrentPos()
    var left = this.parseMaybeConditional(noIn)
    if (this.tok.type.isAssign) {
      var node$1 = this.startNodeAt(start)
      node$1.operator = this.tok.value
      node$1.left = this.tok.type === acorn.tokTypes.eq ? this.toAssignable(left) : this.checkLVal(left)
      this.next()
      node$1.right = this.parseMaybeAssign(noIn)
      return this.finishNode(node$1, "AssignmentExpression")
    }
    return left
  }

  lp$2.parseMaybeConditional = function(noIn) {
    var start = this.storeCurrentPos()
    var expr = this.parseExprOps(noIn)
    if (this.eat(acorn.tokTypes.question)) {
      var node = this.startNodeAt(start)
      node.test = expr
      node.consequent = this.parseMaybeAssign()
      node.alternate = this.expect(acorn.tokTypes.colon) ? this.parseMaybeAssign(noIn) : this.dummyIdent()
      return this.finishNode(node, "ConditionalExpression")
    }
    return expr
  }

  lp$2.parseExprOps = function(noIn) {
    var start = this.storeCurrentPos()
    var indent = this.curIndent, line = this.curLineStart
    return this.parseExprOp(this.parseMaybeUnary(false), start, -1, noIn, indent, line)
  }

  lp$2.parseExprOp = function(left, start, minPrec, noIn, indent, line) {
    if (this.curLineStart != line && this.curIndent < indent && this.tokenStartsLine()) return left
    var prec = this.tok.type.binop
    if (prec != null && (!noIn || this.tok.type !== acorn.tokTypes._in)) {
      if (prec > minPrec) {
        var node = this.startNodeAt(start)
        node.left = left
        node.operator = this.tok.value
        this.next()
        if (this.curLineStart != line && this.curIndent < indent && this.tokenStartsLine()) {
          node.right = this.dummyIdent()
        } else {
          var rightStart = this.storeCurrentPos()
          node.right = this.parseExprOp(this.parseMaybeUnary(false), rightStart, prec, noIn, indent, line)
        }
        this.finishNode(node, /&&|\|\|/.test(node.operator) ? "LogicalExpression" : "BinaryExpression")
        return this.parseExprOp(node, start, minPrec, noIn, indent, line)
      }
    }
    return left
  }

  lp$2.parseMaybeUnary = function(sawUnary) {
    var this$1 = this;

    var start = this.storeCurrentPos(), expr
    if (this.tok.type.prefix) {
      var node = this.startNode(), update = this.tok.type === acorn.tokTypes.incDec
      if (!update) sawUnary = true
      node.operator = this.tok.value
      node.prefix = true
      this.next()
      node.argument = this.parseMaybeUnary(true)
      if (update) node.argument = this.checkLVal(node.argument)
      expr = this.finishNode(node, update ? "UpdateExpression" : "UnaryExpression")
    } else if (this.tok.type === acorn.tokTypes.ellipsis) {
      var node$1 = this.startNode()
      this.next()
      node$1.argument = this.parseMaybeUnary(sawUnary)
      expr = this.finishNode(node$1, "SpreadElement")
    } else {
      expr = this.parseExprSubscripts()
      while (this.tok.type.postfix && !this.canInsertSemicolon()) {
        var node$2 = this$1.startNodeAt(start)
        node$2.operator = this$1.tok.value
        node$2.prefix = false
        node$2.argument = this$1.checkLVal(expr)
        this$1.next()
        expr = this$1.finishNode(node$2, "UpdateExpression")
      }
    }

    if (!sawUnary && this.eat(acorn.tokTypes.starstar)) {
      var node$3 = this.startNodeAt(start)
      node$3.operator = "**"
      node$3.left = expr
      node$3.right = this.parseMaybeUnary(false)
      return this.finishNode(node$3, "BinaryExpression")
    }

    return expr
  }

  lp$2.parseExprSubscripts = function() {
    var start = this.storeCurrentPos()
    return this.parseSubscripts(this.parseExprAtom(), start, false, this.curIndent, this.curLineStart)
  }

  lp$2.parseSubscripts = function(base, start, noCalls, startIndent, line) {
    var this$1 = this;

    for (;;) {
      if (this$1.curLineStart != line && this$1.curIndent <= startIndent && this$1.tokenStartsLine()) {
        if (this$1.tok.type == acorn.tokTypes.dot && this$1.curIndent == startIndent)
          --startIndent
        else
          return base
      }

      if (this$1.eat(acorn.tokTypes.dot)) {
        var node = this$1.startNodeAt(start)
        node.object = base
        if (this$1.curLineStart != line && this$1.curIndent <= startIndent && this$1.tokenStartsLine())
          node.property = this$1.dummyIdent()
        else
          node.property = this$1.parsePropertyAccessor() || this$1.dummyIdent()
        node.computed = false
        base = this$1.finishNode(node, "MemberExpression")
      } else if (this$1.tok.type == acorn.tokTypes.bracketL) {
        this$1.pushCx()
        this$1.next()
        var node$1 = this$1.startNodeAt(start)
        node$1.object = base
        node$1.property = this$1.parseExpression()
        node$1.computed = true
        this$1.popCx()
        this$1.expect(acorn.tokTypes.bracketR)
        base = this$1.finishNode(node$1, "MemberExpression")
      } else if (!noCalls && this$1.tok.type == acorn.tokTypes.parenL) {
        var node$2 = this$1.startNodeAt(start)
        node$2.callee = base
        node$2.arguments = this$1.parseExprList(acorn.tokTypes.parenR)
        base = this$1.finishNode(node$2, "CallExpression")
      } else if (this$1.tok.type == acorn.tokTypes.backQuote) {
        var node$3 = this$1.startNodeAt(start)
        node$3.tag = base
        node$3.quasi = this$1.parseTemplate()
        base = this$1.finishNode(node$3, "TaggedTemplateExpression")
      } else {
        return base
      }
    }
  }

  lp$2.parseExprAtom = function() {
    var node
    switch (this.tok.type) {
    case acorn.tokTypes._this:
    case acorn.tokTypes._super:
      var type = this.tok.type === acorn.tokTypes._this ? "ThisExpression" : "Super"
      node = this.startNode()
      this.next()
      return this.finishNode(node, type)

    case acorn.tokTypes.name:
      var start = this.storeCurrentPos()
      var id = this.parseIdent()
      return this.eat(acorn.tokTypes.arrow) ? this.parseArrowExpression(this.startNodeAt(start), [id]) : id

    case acorn.tokTypes.regexp:
      node = this.startNode()
      var val = this.tok.value
      node.regex = {pattern: val.pattern, flags: val.flags}
      node.value = val.value
      node.raw = this.input.slice(this.tok.start, this.tok.end)
      this.next()
      return this.finishNode(node, "Literal")

    case acorn.tokTypes.num: case acorn.tokTypes.string:
      node = this.startNode()
      node.value = this.tok.value
      node.raw = this.input.slice(this.tok.start, this.tok.end)
      this.next()
      return this.finishNode(node, "Literal")

    case acorn.tokTypes._null: case acorn.tokTypes._true: case acorn.tokTypes._false:
      node = this.startNode()
      node.value = this.tok.type === acorn.tokTypes._null ? null : this.tok.type === acorn.tokTypes._true
      node.raw = this.tok.type.keyword
      this.next()
      return this.finishNode(node, "Literal")

    case acorn.tokTypes.parenL:
      var parenStart = this.storeCurrentPos()
      this.next()
      var inner = this.parseExpression()
      this.expect(acorn.tokTypes.parenR)
      if (this.eat(acorn.tokTypes.arrow)) {
        return this.parseArrowExpression(this.startNodeAt(parenStart), inner.expressions || (isDummy(inner) ? [] : [inner]))
      }
      if (this.options.preserveParens) {
        var par = this.startNodeAt(parenStart)
        par.expression = inner
        inner = this.finishNode(par, "ParenthesizedExpression")
      }
      return inner

    case acorn.tokTypes.bracketL:
      node = this.startNode()
      node.elements = this.parseExprList(acorn.tokTypes.bracketR, true)
      return this.finishNode(node, "ArrayExpression")

    case acorn.tokTypes.braceL:
      return this.parseObj()

    case acorn.tokTypes._class:
      return this.parseClass()

    case acorn.tokTypes._function:
      node = this.startNode()
      this.next()
      return this.parseFunction(node, false)

    case acorn.tokTypes._new:
      return this.parseNew()

    case acorn.tokTypes.backQuote:
      return this.parseTemplate()

    default:
      return this.dummyIdent()
    }
  }

  lp$2.parseNew = function() {
    var node = this.startNode(), startIndent = this.curIndent, line = this.curLineStart
    var meta = this.parseIdent(true)
    if (this.options.ecmaVersion >= 6 && this.eat(acorn.tokTypes.dot)) {
      node.meta = meta
      node.property = this.parseIdent(true)
      return this.finishNode(node, "MetaProperty")
    }
    var start = this.storeCurrentPos()
    node.callee = this.parseSubscripts(this.parseExprAtom(), start, true, startIndent, line)
    if (this.tok.type == acorn.tokTypes.parenL) {
      node.arguments = this.parseExprList(acorn.tokTypes.parenR)
    } else {
      node.arguments = []
    }
    return this.finishNode(node, "NewExpression")
  }

  lp$2.parseTemplateElement = function() {
    var elem = this.startNode()
    elem.value = {
      raw: this.input.slice(this.tok.start, this.tok.end).replace(/\r\n?/g, '\n'),
      cooked: this.tok.value
    }
    this.next()
    elem.tail = this.tok.type === acorn.tokTypes.backQuote
    return this.finishNode(elem, "TemplateElement")
  }

  lp$2.parseTemplate = function() {
    var this$1 = this;

    var node = this.startNode()
    this.next()
    node.expressions = []
    var curElt = this.parseTemplateElement()
    node.quasis = [curElt]
    while (!curElt.tail) {
      this$1.next()
      node.expressions.push(this$1.parseExpression())
      if (this$1.expect(acorn.tokTypes.braceR)) {
        curElt = this$1.parseTemplateElement()
      } else {
        curElt = this$1.startNode()
        curElt.value = {cooked: '', raw: ''}
        curElt.tail = true
        this$1.finishNode(curElt, "TemplateElement")
      }
      node.quasis.push(curElt)
    }
    this.expect(acorn.tokTypes.backQuote)
    return this.finishNode(node, "TemplateLiteral")
  }

  lp$2.parseObj = function() {
    var this$1 = this;

    var node = this.startNode()
    node.properties = []
    this.pushCx()
    var indent = this.curIndent + 1, line = this.curLineStart
    this.eat(acorn.tokTypes.braceL)
    if (this.curIndent + 1 < indent) { indent = this.curIndent; line = this.curLineStart }
    while (!this.closes(acorn.tokTypes.braceR, indent, line)) {
      var prop = this$1.startNode(), isGenerator, start
      if (this$1.options.ecmaVersion >= 6) {
        start = this$1.storeCurrentPos()
        prop.method = false
        prop.shorthand = false
        isGenerator = this$1.eat(acorn.tokTypes.star)
      }
      this$1.parsePropertyName(prop)
      if (isDummy(prop.key)) { if (isDummy(this$1.parseMaybeAssign())) this$1.next(); this$1.eat(acorn.tokTypes.comma); continue }
      if (this$1.eat(acorn.tokTypes.colon)) {
        prop.kind = "init"
        prop.value = this$1.parseMaybeAssign()
      } else if (this$1.options.ecmaVersion >= 6 && (this$1.tok.type === acorn.tokTypes.parenL || this$1.tok.type === acorn.tokTypes.braceL)) {
        prop.kind = "init"
        prop.method = true
        prop.value = this$1.parseMethod(isGenerator)
      } else if (this$1.options.ecmaVersion >= 5 && prop.key.type === "Identifier" &&
                 !prop.computed && (prop.key.name === "get" || prop.key.name === "set") &&
                 (this$1.tok.type != acorn.tokTypes.comma && this$1.tok.type != acorn.tokTypes.braceR)) {
        prop.kind = prop.key.name
        this$1.parsePropertyName(prop)
        prop.value = this$1.parseMethod(false)
      } else {
        prop.kind = "init"
        if (this$1.options.ecmaVersion >= 6) {
          if (this$1.eat(acorn.tokTypes.eq)) {
            var assign = this$1.startNodeAt(start)
            assign.operator = "="
            assign.left = prop.key
            assign.right = this$1.parseMaybeAssign()
            prop.value = this$1.finishNode(assign, "AssignmentExpression")
          } else {
            prop.value = prop.key
          }
        } else {
          prop.value = this$1.dummyIdent()
        }
        prop.shorthand = true
      }
      node.properties.push(this$1.finishNode(prop, "Property"))
      this$1.eat(acorn.tokTypes.comma)
    }
    this.popCx()
    if (!this.eat(acorn.tokTypes.braceR)) {
      // If there is no closing brace, make the node span to the start
      // of the next token (this is useful for Tern)
      this.last.end = this.tok.start
      if (this.options.locations) this.last.loc.end = this.tok.loc.start
    }
    return this.finishNode(node, "ObjectExpression")
  }

  lp$2.parsePropertyName = function(prop) {
    if (this.options.ecmaVersion >= 6) {
      if (this.eat(acorn.tokTypes.bracketL)) {
        prop.computed = true
        prop.key = this.parseExpression()
        this.expect(acorn.tokTypes.bracketR)
        return
      } else {
        prop.computed = false
      }
    }
    var key = (this.tok.type === acorn.tokTypes.num || this.tok.type === acorn.tokTypes.string) ? this.parseExprAtom() : this.parseIdent()
    prop.key = key || this.dummyIdent()
  }

  lp$2.parsePropertyAccessor = function() {
    if (this.tok.type === acorn.tokTypes.name || this.tok.type.keyword) return this.parseIdent()
  }

  lp$2.parseIdent = function() {
    var name = this.tok.type === acorn.tokTypes.name ? this.tok.value : this.tok.type.keyword
    if (!name) return this.dummyIdent()
    var node = this.startNode()
    this.next()
    node.name = name
    return this.finishNode(node, "Identifier")
  }

  lp$2.initFunction = function(node) {
    node.id = null
    node.params = []
    if (this.options.ecmaVersion >= 6) {
      node.generator = false
      node.expression = false
    }
  }

  // Convert existing expression atom to assignable pattern
  // if possible.

  lp$2.toAssignable = function(node, binding) {
    var this$1 = this;

    if (!node || node.type == "Identifier" || (node.type == "MemberExpression" && !binding)) {
      // Okay
    } else if (node.type == "ParenthesizedExpression") {
      node.expression = this.toAssignable(node.expression, binding)
    } else if (this.options.ecmaVersion < 6) {
      return this.dummyIdent()
    } else if (node.type == "ObjectExpression") {
      node.type = "ObjectPattern"
      var props = node.properties
      for (var i = 0; i < props.length; i++)
        props[i].value = this$1.toAssignable(props[i].value, binding)
    } else if (node.type == "ArrayExpression") {
      node.type = "ArrayPattern"
      this.toAssignableList(node.elements, binding)
    } else if (node.type == "SpreadElement") {
      node.type = "RestElement"
      node.argument = this.toAssignable(node.argument, binding)
    } else if (node.type == "AssignmentExpression") {
      node.type = "AssignmentPattern"
      delete node.operator
    } else {
      return this.dummyIdent()
    }
    return node
  }

  lp$2.toAssignableList = function(exprList, binding) {
    var this$1 = this;

    for (var i = 0; i < exprList.length; i++)
      exprList[i] = this$1.toAssignable(exprList[i], binding)
    return exprList
  }

  lp$2.parseFunctionParams = function(params) {
    params = this.parseExprList(acorn.tokTypes.parenR)
    return this.toAssignableList(params, true)
  }

  lp$2.parseMethod = function(isGenerator) {
    var node = this.startNode()
    this.initFunction(node)
    node.params = this.parseFunctionParams()
    node.generator = isGenerator || false
    node.expression = this.options.ecmaVersion >= 6 && this.tok.type !== acorn.tokTypes.braceL
    node.body = node.expression ? this.parseMaybeAssign() : this.parseBlock()
    return this.finishNode(node, "FunctionExpression")
  }

  lp$2.parseArrowExpression = function(node, params) {
    this.initFunction(node)
    node.params = this.toAssignableList(params, true)
    node.expression = this.tok.type !== acorn.tokTypes.braceL
    node.body = node.expression ? this.parseMaybeAssign() : this.parseBlock()
    return this.finishNode(node, "ArrowFunctionExpression")
  }

  lp$2.parseExprList = function(close, allowEmpty) {
    var this$1 = this;

    this.pushCx()
    var indent = this.curIndent, line = this.curLineStart, elts = []
    this.next() // Opening bracket
    while (!this.closes(close, indent + 1, line)) {
      if (this$1.eat(acorn.tokTypes.comma)) {
        elts.push(allowEmpty ? null : this$1.dummyIdent())
        continue
      }
      var elt = this$1.parseMaybeAssign()
      if (isDummy(elt)) {
        if (this$1.closes(close, indent, line)) break
        this$1.next()
      } else {
        elts.push(elt)
      }
      this$1.eat(acorn.tokTypes.comma)
    }
    this.popCx()
    if (!this.eat(close)) {
      // If there is no closing brace, make the node span to the start
      // of the next token (this is useful for Tern)
      this.last.end = this.tok.start
      if (this.options.locations) this.last.loc.end = this.tok.loc.start
    }
    return elts
  }

  acorn__default.defaultOptions.tabSize = 4

  function parse_dammit(input, options) {
    var p = new LooseParser(input, options)
    p.next()
    return p.parseTopLevel()
  }

  acorn__default.parse_dammit = parse_dammit
  acorn__default.LooseParser = LooseParser
  acorn__default.pluginsLoose = pluginsLoose

  exports.parse_dammit = parse_dammit;
  exports.LooseParser = LooseParser;
  exports.pluginsLoose = pluginsLoose;

  Object.defineProperty(exports, '__esModule', { value: true });

}));

Zerion Mini Shell 1.0