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4b98ebab60
* feat(prismjs): Update `@types/prism` to Prism 1.16 Co-Authored-By: Michael Schmidt <mitchi5000.ms@googlemail.com> * fix(prismjs): Use `tslint:disable-next-line` comments * chore(prismjs): Require TypeScript 2.8 * refactor(prismjs): Rename `TokenNode` to `TokenStream` Co-Authored-By: Michael Schmidt <mitchi5000.ms@googlemail.com> * feat(prismjs): Add `comment` and `class‑name` as known `Grammar` keys Co-Authored-By: Michael Schmidt <mitchi5000.ms@googlemail.com>
76 lines
1.7 KiB
TypeScript
76 lines
1.7 KiB
TypeScript
const element = document.createElement("code");
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const container = document.querySelector("div");
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const callback = (element: Element) => console.log(element);
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Prism.highlightElement(element, false, callback);
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Prism.highlightElement(element, false);
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Prism.highlightElement(element);
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Prism.highlightAll(true, callback);
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Prism.highlightAll(true);
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Prism.highlightAll();
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if (container) {
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Prism.highlightAllUnder(container);
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}
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Prism.highlightAllUnder(document);
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// $ExpectType "Null"
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Prism.util.type(null);
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// $ExpectType "Undefined"
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Prism.util.type(undefined);
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// $ExpectType "Boolean"
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Prism.util.type(true);
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// $ExpectType "Boolean"
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Prism.util.type(false);
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// $ExpectType "Number"
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Prism.util.type(NaN);
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// $ExpectType "String"
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Prism.util.type("PrismJS");
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// $ExpectType "Function"
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Prism.util.type(callback);
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// $ExpectType "RegExp"
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Prism.util.type(/prism/giu);
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// $ExpectType "Array"
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Prism.util.type([1, 2, 3]);
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const hookCallback: Prism.hooks.HookCallback = env => null;
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Prism.hooks.add("before-highlightall", hookCallback);
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Prism.hooks.add("future-hook", hookCallback);
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Prism.hooks.add("before-highlightall", env => {
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env.selector.trim();
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});
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Prism.hooks.add("complete", env => {
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env.code.trim();
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env.highlightedCode.trim();
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});
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const language = "js";
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// $ExpectType "String"
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Prism.util.type(language);
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const tokens = Prism.tokenize("var n = 1;", Prism.languages[language]);
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(function visit(token: Prism.TokenStream): Prism.TokenStream {
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if (typeof token === "string") {
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return token;
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} else if (Array.isArray(token)) {
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return token.map(visit) as Prism.TokenStream;
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} else {
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token.alias += "visited";
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return token;
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}
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})(tokens);
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// $ExpectError
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if (Prism.util.type(language) === "Null") {
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// `language` is a non-null string constant
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}
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