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import { isBoolean, isNumber } from 'lodash';
const map = (key, validValues) => value =>
value in validValues ? { [key]: validValues[value] } : {};
const bool = key => value => (isBoolean(value) ? { [key]: value } : {});
const int = (key, isValid) => value =>
isNumber(value) && isValid(value) ? { [key]: Math.trunc(value) } : {};
const rulesMapper = {
indent_style: map('insertSpaces', { tab: false, space: true }),
indent_size: int('tabSize', n => n > 0),
tab_width: int('tabSize', n => n > 0),
trim_trailing_whitespace: bool('trimTrailingWhitespace'),
end_of_line: map('endOfLine', { crlf: 1, lf: 0 }),
insert_final_newline: bool('insertFinalNewline'),
};
const parseValue = x => {
let value = typeof x === 'string' ? x.toLowerCase() : x;
if (/^[0-9.-]+$/.test(value)) value = Number(value);
if (value === 'true') value = true;
if (value === 'false') value = false;
return value;
};
export default function mapRulesToMonaco(rules) {
return Object.entries(rules).reduce((obj, [key, value]) => {
return Object.assign(obj, rulesMapper[key]?.(parseValue(value)) || {});
}, {});
}
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