gatsby-config.js

module.exports = {
  siteMetadata: {
    title: 'Gatsby Default Starter',
  },
  plugins: [
    'gatsby-plugin-react-helmet',
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `articles`,
        path: `${__dirname}/src/resource/articles/`,
      },
    },
    `gatsby-plugin-sharp`,
  {
    resolve: `gatsby-transformer-remark`,
    options: {
      plugins: [
        {
          resolve: `gatsby-remark-images`,
          options: {
            // It's important to specify the maxWidth (in pixels) of
            // the content container as this plugin uses this as the
            // base for generating different widths of each image.
            maxWidth: 590,
          },
        },
        {
          resolve: `gatsby-remark-prismjs`,
          options: {
            // Class prefix for <pre> tags containing syntax highlighting;
            // defaults to 'language-' (eg <pre class="language-js">).
            // If your site loads Prism into the browser at runtime,
            // (eg for use with libraries like react-live),
            // you may use this to prevent Prism from re-processing syntax.
            // This is an uncommon use-case though;
            // If you're unsure, it's best to use the default value.
            classPrefix: "language-",
            // This is used to allow setting a language for inline code
            // (i.e. single backticks) by creating a separator.
            // This separator is a string and will do no white-space
            // stripping.
            // A suggested value for English speakers is the non-ascii
            // character '›'.
            inlineCodeMarker: null,
            // This lets you set up language aliases.  For example,
            // setting this to '{ sh: "bash" }' will let you use
            // the language "sh" which will highlight using the
            // bash highlighter.
            aliases: {},
          },
        }
      ]
    }
  }
  ],
}