Files

195 lines
5.6 KiB
JavaScript

function noop() {
}
function assign(tar, src) {
for (const k in src)
tar[k] = src[k];
return (
/** @type {T & S} */
tar
);
}
function is_promise(value) {
return !!value && (typeof value === "object" || typeof value === "function") && typeof /** @type {any} */
value.then === "function";
}
function run(fn) {
return fn();
}
function blank_object() {
return /* @__PURE__ */ Object.create(null);
}
function run_all(fns) {
fns.forEach(run);
}
function is_function(thing) {
return typeof thing === "function";
}
function safe_not_equal(a, b) {
return a != a ? b == b : a !== b || a && typeof a === "object" || typeof a === "function";
}
function subscribe(store, ...callbacks) {
if (store == null) {
for (const callback of callbacks) {
callback(void 0);
}
return noop;
}
const unsub = store.subscribe(...callbacks);
return unsub.unsubscribe ? () => unsub.unsubscribe() : unsub;
}
function custom_event(type, detail, { bubbles = false, cancelable = false } = {}) {
return new CustomEvent(type, { detail, bubbles, cancelable });
}
let current_component;
function set_current_component(component) {
current_component = component;
}
function get_current_component() {
if (!current_component)
throw new Error("Function called outside component initialization");
return current_component;
}
function onDestroy(fn) {
get_current_component().$$.on_destroy.push(fn);
}
function createEventDispatcher() {
const component = get_current_component();
return (type, detail, { cancelable = false } = {}) => {
const callbacks = component.$$.callbacks[type];
if (callbacks) {
const event = custom_event(
/** @type {string} */
type,
detail,
{ cancelable }
);
callbacks.slice().forEach((fn) => {
fn.call(component, event);
});
return !event.defaultPrevented;
}
return true;
};
}
function setContext(key, context) {
get_current_component().$$.context.set(key, context);
return context;
}
function getContext(key) {
return get_current_component().$$.context.get(key);
}
function ensure_array_like(array_like_or_iterator) {
return array_like_or_iterator?.length !== void 0 ? array_like_or_iterator : Array.from(array_like_or_iterator);
}
const ATTR_REGEX = /[&"]/g;
const CONTENT_REGEX = /[&<]/g;
function escape(value, is_attr = false) {
const str = String(value);
const pattern = is_attr ? ATTR_REGEX : CONTENT_REGEX;
pattern.lastIndex = 0;
let escaped = "";
let last = 0;
while (pattern.test(str)) {
const i = pattern.lastIndex - 1;
const ch = str[i];
escaped += str.substring(last, i) + (ch === "&" ? "&amp;" : ch === '"' ? "&quot;" : "&lt;");
last = i + 1;
}
return escaped + str.substring(last);
}
function escape_attribute_value(value) {
const should_escape = typeof value === "string" || value && typeof value === "object";
return should_escape ? escape(value, true) : value;
}
function each(items, fn) {
items = ensure_array_like(items);
let str = "";
for (let i = 0; i < items.length; i += 1) {
str += fn(items[i], i);
}
return str;
}
const missing_component = {
$$render: () => ""
};
function validate_component(component, name) {
if (!component || !component.$$render) {
if (name === "svelte:component")
name += " this={...}";
throw new Error(
`<${name}> is not a valid SSR component. You may need to review your build config to ensure that dependencies are compiled, rather than imported as pre-compiled modules. Otherwise you may need to fix a <${name}>.`
);
}
return component;
}
let on_destroy;
function create_ssr_component(fn) {
function $$render(result, props, bindings, slots, context) {
const parent_component = current_component;
const $$ = {
on_destroy,
context: new Map(context || (parent_component ? parent_component.$$.context : [])),
// these will be immediately discarded
on_mount: [],
before_update: [],
after_update: [],
callbacks: blank_object()
};
set_current_component({ $$ });
const html = fn(result, props, bindings, slots);
set_current_component(parent_component);
return html;
}
return {
render: (props = {}, { $$slots = {}, context = /* @__PURE__ */ new Map() } = {}) => {
on_destroy = [];
const result = { title: "", head: "", css: /* @__PURE__ */ new Set() };
const html = $$render(result, props, {}, $$slots, context);
run_all(on_destroy);
return {
html,
css: {
code: Array.from(result.css).map((css) => css.code).join("\n"),
map: null
// TODO
},
head: result.title + result.head
};
},
$$render
};
}
function add_attribute(name, value, boolean) {
if (value == null || boolean && !value)
return "";
const assignment = boolean && value === true ? "" : `="${escape(value, true)}"`;
return ` ${name}${assignment}`;
}
function style_object_to_string(style_object) {
return Object.keys(style_object).filter((key) => style_object[key]).map((key) => `${key}: ${escape_attribute_value(style_object[key])};`).join(" ");
}
function add_styles(style_object) {
const styles = style_object_to_string(style_object);
return styles ? ` style="${styles}"` : "";
}
export {
subscribe as a,
add_attribute as b,
create_ssr_component as c,
escape as d,
each as e,
assign as f,
getContext as g,
is_function as h,
is_promise as i,
createEventDispatcher as j,
add_styles as k,
safe_not_equal as l,
missing_component as m,
noop as n,
onDestroy as o,
run_all as r,
setContext as s,
validate_component as v
};