@sinclair/typebox
Version:
Json Schema Type Builder with Static Type Resolution for TypeScript
40 lines (38 loc) • 2.12 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.TemplateLiteralPatternError = void 0;
exports.TemplateLiteralPattern = TemplateLiteralPattern;
const index_1 = require("../patterns/index");
const index_2 = require("../symbols/index");
const index_3 = require("../error/index");
// ------------------------------------------------------------------
// TypeGuard
// ------------------------------------------------------------------
const kind_1 = require("../guard/kind");
// ------------------------------------------------------------------
// TemplateLiteralPatternError
// ------------------------------------------------------------------
class TemplateLiteralPatternError extends index_3.TypeBoxError {
}
exports.TemplateLiteralPatternError = TemplateLiteralPatternError;
// ------------------------------------------------------------------
// TemplateLiteralPattern
// ------------------------------------------------------------------
function Escape(value) {
return value.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
}
// prettier-ignore
function Visit(schema, acc) {
return ((0, kind_1.IsTemplateLiteral)(schema) ? schema.pattern.slice(1, schema.pattern.length - 1) :
(0, kind_1.IsUnion)(schema) ? `(${schema.anyOf.map((schema) => Visit(schema, acc)).join('|')})` :
(0, kind_1.IsNumber)(schema) ? `${acc}${index_1.PatternNumber}` :
(0, kind_1.IsInteger)(schema) ? `${acc}${index_1.PatternNumber}` :
(0, kind_1.IsBigInt)(schema) ? `${acc}${index_1.PatternNumber}` :
(0, kind_1.IsString)(schema) ? `${acc}${index_1.PatternString}` :
(0, kind_1.IsLiteral)(schema) ? `${acc}${Escape(schema.const.toString())}` :
(0, kind_1.IsBoolean)(schema) ? `${acc}${index_1.PatternBoolean}` :
(() => { throw new TemplateLiteralPatternError(`Unexpected Kind '${schema[index_2.Kind]}'`); })());
}
function TemplateLiteralPattern(kinds) {
return `^${kinds.map((schema) => Visit(schema, '')).join('')}\$`;
}