Switch off ligatures on current lines, in quoted strings, and in regular expressions

atom.css

* {
  -webkit-font-smoothing: antialiased;
}

atom-text-editor {
  text-rendering: optimizeLegibility;
}

atom-text-editor.editor .syntax--comment {
  font-style: normal !important;
}

atom-text-editor.editor .syntax--string.syntax--quoted,
atom-text-editor.editor .syntax--string.syntax--regexp,
atom-text-editor.editor .cursor-line,
.find-and-replace atom-text-editor.editor .line {
  -webkit-font-feature-settings: "liga" off, "calt" off;
}