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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getFragmentFromRoot = getFragmentFromRoot;
exports.getInstanceFromRoot = getInstanceFromRoot;
exports.getModuleFromRoot = getModuleFromRoot;
exports.getOptionsFromRoot = getOptionsFromRoot;
exports.getChildren = getChildren;
exports.trimChildren = trimChildren;
exports.getFragment = getFragment;
exports.getModifiers = getModifiers;
exports.getTestFromIfBlock = getTestFromIfBlock;
exports.getConsequentFromIfBlock = getConsequentFromIfBlock;
exports.getAlternateFromIfBlock = getAlternateFromIfBlock;
exports.getBodyFromEachBlock = getBodyFromEachBlock;
exports.getFallbackFromEachBlock = getFallbackFromEachBlock;
exports.getPendingFromAwaitBlock = getPendingFromAwaitBlock;
exports.getThenFromAwaitBlock = getThenFromAwaitBlock;
exports.getCatchFromAwaitBlock = getCatchFromAwaitBlock;
exports.getDeclaratorFromConstTag = getDeclaratorFromConstTag;
// Root
function getFragmentFromRoot(svelteAst) {
var _a;
return ((_a = svelteAst.fragment) !== null && _a !== void 0 ? _a : svelteAst.html);
}
function getInstanceFromRoot(svelteAst) {
return svelteAst.instance;
}
function getModuleFromRoot(svelteAst) {
return svelteAst.module;
}
function getOptionsFromRoot(svelteAst) {
const root = svelteAst;
if (root.options) {
return {
type: "SvelteOptions",
name: "svelte:options",
attributes: root.options.attributes,
fragment: {
type: "Fragment",
nodes: [],
transparent: true,
},
start: root.options.start,
end: root.options.end,
parent: null,
};
}
return null;
}
function getChildren(fragment) {
var _a;
return ((_a = fragment.nodes) !== null && _a !== void 0 ? _a : fragment.children);
}
function trimChildren(children) {
if (!startsWithWhitespace(children[0]) &&
!endsWithWhitespace(children[children.length - 1])) {
return children;
}
const nodes = [...children];
while (isWhitespace(nodes[0])) {
nodes.shift();
}
const first = nodes[0];
if (startsWithWhitespace(first)) {
nodes[0] = Object.assign(Object.assign({}, first), { data: first.data.trimStart() });
}
while (isWhitespace(nodes[nodes.length - 1])) {
nodes.pop();
}
const last = nodes[nodes.length - 1];
if (endsWithWhitespace(last)) {
nodes[nodes.length - 1] = Object.assign(Object.assign({}, last), { data: last.data.trimEnd() });
}
return nodes;
function startsWithWhitespace(child) {
if (!child) {
return false;
}
return child.type === "Text" && child.data.trimStart() !== child.data;
}
function endsWithWhitespace(child) {
if (!child) {
return false;
}
return child.type === "Text" && child.data.trimEnd() !== child.data;
}
function isWhitespace(child) {
if (!child) {
return false;
}
return child.type === "Text" && child.data.trim() === "";
}
}
function getFragment(element) {
if (element.fragment) {
return element.fragment;
}
return element;
}
function getModifiers(node) {
var _a;
return (_a = node.modifiers) !== null && _a !== void 0 ? _a : [];
}
// IfBlock
function getTestFromIfBlock(block) {
var _a;
return ((_a = block.expression) !== null && _a !== void 0 ? _a : block.test);
}
function getConsequentFromIfBlock(block) {
var _a;
return (_a = block.consequent) !== null && _a !== void 0 ? _a : block;
}
function getAlternateFromIfBlock(block) {
var _a;
if (block.alternate) {
return block.alternate;
}
return (_a = block.else) !== null && _a !== void 0 ? _a : null;
}
// EachBlock
function getBodyFromEachBlock(block) {
if (block.body) {
return block.body;
}
return block;
}
function getFallbackFromEachBlock(block) {
var _a;
if (block.fallback) {
return block.fallback;
}
return (_a = block.else) !== null && _a !== void 0 ? _a : null;
}
// AwaitBlock
function getPendingFromAwaitBlock(block) {
const pending = block.pending;
if (!pending) {
return null;
}
if (pending.type === "Fragment") {
return pending;
}
return pending.skip ? null : pending;
}
function getThenFromAwaitBlock(block) {
const then = block.then;
if (!then) {
return null;
}
if (then.type === "Fragment") {
return then;
}
return then.skip ? null : then;
}
function getCatchFromAwaitBlock(block) {
const catchFragment = block.catch;
if (!catchFragment) {
return null;
}
if (catchFragment.type === "Fragment") {
return catchFragment;
}
return catchFragment.skip ? null : catchFragment;
}
// ConstTag
function getDeclaratorFromConstTag(node) {
var _a, _b, _c;
return ((_c = (_b = (_a = node.declaration) === null || _a === void 0 ? void 0 : _a.declarations) === null || _b === void 0 ? void 0 : _b[0]) !== null && _c !== void 0 ? _c : node.expression);
}
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