Notes/libraries/codemirror/mode/jsx/test.js

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/LICENSE

(function() {
  var mode = CodeMirror.getMode({indentUnit: 2}, "jsx")
  function MT(name) { test.mode(name, mode, Array.prototype.slice.call(arguments, 1)) }

  MT("selfclose",
     "[keyword var] [def x] [operator =] [bracket&tag <] [tag foo] [bracket&tag />] [operator +] [number 1];")

  MT("openclose",
     "([bracket&tag <][tag foo][bracket&tag >]hello [atom &amp;][bracket&tag </][tag foo][bracket&tag >][operator ++])")

  MT("openclosefragment",
     "([bracket&tag <><][tag foo][bracket&tag >]hello [atom &amp;][bracket&tag </][tag foo][bracket&tag ></>][operator ++])")

  MT("attr",
     "([bracket&tag <][tag foo] [attribute abc]=[string 'value'][bracket&tag >]hello [atom &amp;][bracket&tag </][tag foo][bracket&tag >][operator ++])")

  MT("braced_attr",
     "([bracket&tag <][tag foo] [attribute abc]={[number 10]}[bracket&tag >]hello [atom &amp;][bracket&tag </][tag foo][bracket&tag >][operator ++])")

  MT("braced_text",
     "([bracket&tag <][tag foo][bracket&tag >]hello {[number 10]} [atom &amp;][bracket&tag </][tag foo][bracket&tag >][operator ++])")

  MT("nested_tag",
     "([bracket&tag <][tag foo][bracket&tag ><][tag bar][bracket&tag ></][tag bar][bracket&tag ></][tag foo][bracket&tag >][operator ++])")

  MT("nested_jsx",
     "[keyword return] (",
     "  [bracket&tag <][tag foo][bracket&tag >]",
     "    say {[number 1] [operator +] [bracket&tag <][tag bar] [attribute attr]={[number 10]}[bracket&tag />]}!",
     "  [bracket&tag </][tag foo][bracket&tag >][operator ++]",
     ")")

  MT("preserve_js_context",
     "[variable x] [operator =] [string-2 `quasi${][bracket&tag <][tag foo][bracket&tag />][string-2 }quoted`]")

  MT("string_interpolation",
    "[variable x] [operator =] [string-2 `quasi<code>${] [number 10] [string-2 }</code>`]")

  MT("line_comment",
     "([bracket&tag <][tag foo] [comment // hello]",
     "   [bracket&tag ></][tag foo][bracket&tag >][operator ++])")

  MT("line_comment_not_in_tag",
     "([bracket&tag <][tag foo][bracket&tag >] // hello",
     "  [bracket&tag </][tag foo][bracket&tag >][operator ++])")

  MT("block_comment",
     "([bracket&tag <][tag foo] [comment /* hello]",
     "[comment    line 2]",
     "[comment    line 3 */] [bracket&tag ></][tag foo][bracket&tag >][operator ++])")

  MT("block_comment_not_in_tag",
     "([bracket&tag <][tag foo][bracket&tag >]/* hello",
     "    line 2",
     "    line 3 */ [bracket&tag </][tag foo][bracket&tag >][operator ++])")

  MT("missing_attr",
     "([bracket&tag <][tag foo] [attribute selected][bracket&tag />][operator ++])")

  MT("indent_js",
     "([bracket&tag <][tag foo][bracket&tag >]",
     "    [bracket&tag <][tag bar] [attribute baz]={[keyword function]() {",
     "        [keyword return] [number 10]",
     "      }}[bracket&tag />]",
     "  [bracket&tag </][tag foo][bracket&tag >])")

  MT("spread",
     "([bracket&tag <][tag foo] [attribute bar]={[meta ...][variable baz] [operator /][number 2]}[bracket&tag />])")

  MT("tag_attribute",
     "([bracket&tag <][tag foo] [attribute bar]=[bracket&tag <][tag foo][bracket&tag />/>][operator ++])")

  var ts_mode = CodeMirror.getMode({indentUnit: 2}, "text/typescript-jsx")
  function TS(name) { test.mode(name, ts_mode, Array.prototype.slice.call(arguments, 1)) }

  TS("tsx_react_integration",
     "[keyword interface] [def Props] {",
     "  [property foo]: [type string];",
     "}",
     "[keyword class] [def MyComponent] [keyword extends] [type React].[type Component] [operator <] [type Props], [type any] [operator >] {",
     "  [property render]() {",
     "    [keyword return] [bracket&tag <][tag span][bracket&tag >]{[keyword this].[property props].[property foo]}[bracket&tag </][tag span][bracket&tag >]",
     "  }",
     "}",
     "[bracket&tag <][tag MyComponent] [attribute foo]=[string \"bar\"] [bracket&tag />]; [comment //ok]",
     "[bracket&tag <][tag MyComponent] [attribute foo]={[number 0]} [bracket&tag />]; [comment //error]")

})()