Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | 36x 36x 1x 1x 1x 323x 323x 182x 182x 22x 22x 22x 22x 22x 35x 209x 35x 32x 32x 32x 32x 5x 38x 5x 46x 46x 1x 21x 1x | import type {Schema} from './schema';
export interface WalkerOpts {
onType?: (type: Schema) => void;
}
export class Walker {
public static readonly walk = (type: Schema, opts: WalkerOpts = {}): void => {
const walker = new Walker(opts);
walker.walk(type);
};
constructor(private opts: WalkerOpts = {}) {}
public walk(type: Schema): void {
const onType = this.opts.onType ?? ((type: Schema) => {});
switch (type.kind) {
case 'key': {
onType(type);
this.walk(type.value as Schema);
break;
}
case 'any':
case 'con':
case 'bool':
case 'num':
case 'str':
case 'bin': {
onType(type);
break;
}
case 'arr': {
onType(type);
Iif (type.head) for (const t of type.head) this.walk(t);
if (type.type) this.walk(type.type);
Iif (type.tail) for (const t of type.tail) this.walk(t);
break;
}
case 'obj': {
onType(type);
for (const key of type.keys) this.walk(key.value);
break;
}
case 'map': {
onType(type);
this.walk(type.value);
Iif (type.key) this.walk(type.key);
break;
}
case 'or': {
onType(type);
for (const t of type.types) this.walk(t as Schema);
break;
}
case 'ref': {
onType(type);
break;
}
case 'fn':
case 'fn$': {
onType(type);
this.walk(type.req as Schema);
this.walk(type.res as Schema);
break;
}
case 'module': {
onType(type);
for (const alias of type.keys) this.walk(alias.value as Schema);
break;
}
default:
throw new Error('UNK_KIND');
}
}
}
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