sebmck/6to5

File index.js has 481 lines of code (exceeds 250 allowed). Consider refactoring.

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// @flow

import * as charCodes from "charcodes";

import XHTMLEntities from "./xhtml";

Function jsxParseElementAt has 78 lines of code (exceeds 25 allowed). Consider refactoring.

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    jsxParseElementAt(startPos: number, startLoc: Position): N.JSXElement {
      const node = this.startNodeAt(startPos, startLoc);
      const children = [];
      const openingElement = this.jsxParseOpeningElementAt(startPos, startLoc);
      let closingElement = null;

Function jsxReadToken has 34 lines of code (exceeds 25 allowed). Consider refactoring.

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    jsxReadToken(): void {
      let out = "";
      let chunkStart = this.state.pos;
      for (;;) {
        if (this.state.pos >= this.length) {

Function jsxReadEntity has 32 lines of code (exceeds 25 allowed). Consider refactoring.

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    jsxReadEntity(): string {
      let str = "";
      let count = 0;
      let entity;
      let ch = this.input[this.state.pos];

Function getTokenFromCode has 29 lines of code (exceeds 25 allowed). Consider refactoring.

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    getTokenFromCode(code: number): void {
      if (this.state.inPropertyName) return super.getTokenFromCode(code);

      const context = this.curContext();

Avoid deeply nested control flow statements.

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              if (HEX_NUMBER.test(str)) {
                entity = String.fromCodePoint(parseInt(str, 16));
              }

Avoid deeply nested control flow statements.

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              if (DECIMAL_NUMBER.test(str)) {
                entity = String.fromCodePoint(parseInt(str, 10));
              }

Avoid too many return statements within this function.

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      return super.getTokenFromCode(code);

Avoid too many return statements within this function.

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          return this.jsxReadString(code);

Avoid too many return statements within this function.

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        return this.finishToken(tt.jsxTagStart);

Similar blocks of code found in 2 locations. Consider refactoring.

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            if (isNewLine(ch)) {
              out += this.input.slice(chunkStart, this.state.pos);
              out += this.jsxReadNewLine(true);
              chunkStart = this.state.pos;
            } else {

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Similar blocks of code found in 2 locations. Consider refactoring.

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        } else if (isNewLine(ch)) {
          out += this.input.slice(chunkStart, this.state.pos);
          out += this.jsxReadNewLine(false);
          chunkStart = this.state.pos;
        } else {

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Similar blocks of code found in 2 locations. Consider refactoring.

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    jsxParseSpreadChild(node: N.JSXSpreadChild): N.JSXSpreadChild {
      this.next(); // ellipsis
      node.expression = this.parseExpression();
      this.expect(tt.braceR);

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Similar blocks of code found in 2 locations. Consider refactoring.

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      if (this.match(tt.braceR)) {
        node.expression = this.jsxParseEmptyExpression();
      } else {
        node.expression = this.parseExpression();
      }

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Similar blocks of code found in 2 locations. Consider refactoring.

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            if (str[1] === "x") {
              str = str.substr(2);
              if (HEX_NUMBER.test(str)) {
                entity = String.fromCodePoint(parseInt(str, 16));
              }

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Similar blocks of code found in 2 locations. Consider refactoring.

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            } else {
              str = str.substr(1);
              if (DECIMAL_NUMBER.test(str)) {
                entity = String.fromCodePoint(parseInt(str, 10));
              }

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Similar blocks of code found in 4 locations. Consider refactoring.

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        if (this.state.pos >= this.length) {
          throw this.raise(this.state.start, JsxErrors.UnterminatedJsxContent);
        }

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Similar blocks of code found in 4 locations. Consider refactoring.

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        if (this.state.pos >= this.length) {
          throw this.raise(this.state.start, Errors.UnterminatedString);
        }

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Similar blocks of code found in 2 locations. Consider refactoring.

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      if (this.match(tt.jsxTagEnd)) {
        this.expect(tt.jsxTagEnd);
        return this.finishNode(node, "JSXClosingFragment");
      }

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Similar blocks of code found in 2 locations. Consider refactoring.

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      if (this.match(tt.jsxTagEnd)) {
        this.expect(tt.jsxTagEnd);
        return this.finishNode(node, "JSXOpeningFragment");
      }

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