/
utils.js
65 lines (54 loc) 路 1.89 KB
/
utils.js
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/* eslint-disable import/prefer-default-export */
import { basename, dirname, extname } from 'path';
import { createFilter, makeLegalIdentifier } from '@rollup/pluginutils';
export function deconflict(scopes, globals, identifier) {
let i = 1;
let deconflicted = makeLegalIdentifier(identifier);
const hasConflicts = () =>
scopes.some((scope) => scope.contains(deconflicted)) || globals.has(deconflicted);
while (hasConflicts()) {
deconflicted = makeLegalIdentifier(`${identifier}_${i}`);
i += 1;
}
for (const scope of scopes) {
scope.declarations[deconflicted] = true;
}
return deconflicted;
}
export function getName(id) {
const name = makeLegalIdentifier(basename(id, extname(id)));
if (name !== 'index') {
return name;
}
return makeLegalIdentifier(basename(dirname(id)));
}
export function normalizePathSlashes(path) {
return path.replace(/\\/g, '/');
}
export const getVirtualPathForDynamicRequirePath = (path, commonDir) =>
normalizePathSlashes(path).slice(commonDir.length);
export function capitalize(name) {
return name[0].toUpperCase() + name.slice(1);
}
export function getStrictRequiresFilter({ strictRequires }) {
switch (strictRequires) {
case true:
return { strictRequiresFilter: () => true, detectCyclesAndConditional: false };
// eslint-disable-next-line no-undefined
case undefined:
case 'auto':
case 'debug':
case null:
return { strictRequiresFilter: () => false, detectCyclesAndConditional: true };
case false:
return { strictRequiresFilter: () => false, detectCyclesAndConditional: false };
default:
if (typeof strictRequires === 'string' || Array.isArray(strictRequires)) {
return {
strictRequiresFilter: createFilter(strictRequires),
detectCyclesAndConditional: false
};
}
throw new Error('Unexpected value for "strictRequires" option.');
}
}