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719546641f
Babel polyfills this for us for Internet Explorer.
import * as babelParser from "recast/parsers/babel";
import * as recast from "recast";
import * as tsParser from "recast/parsers/typescript";
import { builders as b, namedTypes as n } from "ast-types";
import K from "ast-types/gen/kinds";
import fs from "fs";
import path from "path";
import process from "process";
const checkExpression = (node: n.Node): node is K.ExpressionKind =>
n.Expression.check(node);
for (const file of process.argv.slice(2)) {
console.log("Parsing", file);
const ast = recast.parse(fs.readFileSync(file, { encoding: "utf8" }), {
parser: path.extname(file) === ".ts" ? tsParser : babelParser,
});
let changed = false;
recast.visit(ast, {
visitBinaryExpression(path) {
const { operator, left, right } = path.node;
if (
n.CallExpression.check(left) &&
n.MemberExpression.check(left.callee) &&
!left.callee.computed &&
n.Identifier.check(left.callee.property) &&
left.callee.property.name === "indexOf" &&
left.arguments.length === 1 &&
checkExpression(left.arguments[0]) &&
((["===", "!==", "==", "!=", ">", "<="].includes(operator) &&
n.UnaryExpression.check(right) &&
right.operator == "-" &&
n.Literal.check(right.argument) &&
right.argument.value === 1) ||
([">=", "<"].includes(operator) &&
n.Literal.check(right) &&
right.value === 0))
) {
const test = b.callExpression(
b.memberExpression(left.callee.object, b.identifier("includes")),
[left.arguments[0]]
);
path.replace(
["!==", "!=", ">", ">="].includes(operator)
? test
: b.unaryExpression("!", test)
);
changed = true;
}
this.traverse(path);
},
});
if (changed) {
console.log("Writing", file);
fs.writeFileSync(file, recast.print(ast).code, { encoding: "utf8" });
}
}
Signed-off-by: Anders Kaseorg <anders@zulipchat.com>
62 lines
1.8 KiB
JavaScript
62 lines
1.8 KiB
JavaScript
export function detect_user_os() {
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if (/Android/i.test(navigator.userAgent)) {
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return "android";
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}
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if (/iPhone|iPad|iPod/i.test(navigator.userAgent)) {
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return "ios";
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}
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if (common.has_mac_keyboard()) {
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return "mac";
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}
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if (/Win/i.test(navigator.userAgent)) {
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return "windows";
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}
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if (/Linux/i.test(navigator.userAgent)) {
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return "linux";
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}
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return "mac"; // if unable to determine OS return Mac by default
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}
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export function activate_correct_tab($codeSection) {
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const user_os = detect_user_os();
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const desktop_os = ["mac", "linux", "windows"];
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const $li = $codeSection.find("ul.nav li");
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const $blocks = $codeSection.find(".blocks div");
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$li.each(function () {
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const language = this.dataset.language;
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$(this).removeClass("active");
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if (language === user_os) {
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$(this).addClass("active");
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}
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if (desktop_os.includes(user_os) && language === "desktop-web") {
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$(this).addClass("active");
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}
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});
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$blocks.each(function () {
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const language = this.dataset.language;
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$(this).removeClass("active");
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if (language === user_os) {
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$(this).addClass("active");
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}
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if (desktop_os.includes(user_os) && language === "desktop-web") {
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$(this).addClass("active");
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}
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});
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// if no tab was activated, just activate the first one
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const active_list_items = $li.filter(".active");
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if (!active_list_items.length) {
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$li.first().addClass("active");
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const language = $li.first()[0].dataset.language;
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$blocks.filter("[data-language=" + language + "]").addClass("active");
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}
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}
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$(".code-section").each(function () {
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activate_correct_tab($(this));
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});
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