| 130 | export type JsValue = { [key: string]: JsValue } | JsValue[] | string | number | boolean | null | undefined; |
| 131 | |
| 132 | export function valToJs(val: Value): JsValue { |
| 133 | switch (val.type) { |
| 134 | case 'fn': return '<function>'; |
| 135 | case 'arr': return val.value.map(item => valToJs(item)); |
| 136 | case 'bool': return val.value; |
| 137 | case 'null': return null; |
| 138 | case 'num': return val.value; |
| 139 | case 'obj': { |
| 140 | const obj: { [key: string]: JsValue } = {}; |
| 141 | for (const [k, v] of val.value.entries()) { |
| 142 | // TODO: keyが__proto__とかじゃないかチェック |
| 143 | obj[k] = valToJs(v); |
| 144 | } |
| 145 | return obj; |
| 146 | } |
| 147 | case 'str': return val.value; |
| 148 | default: throw new Error(`Unrecognized value type: ${val.type}`); |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | export function jsToVal(val: unknown): Value { |
| 153 | if (val === null) return NULL; |