Proper schema identifiers

src/compiler/deserialization/list.ucrx.class.ts

@@ -39,7 +39,6 @@ export class ListUcrxClass<
       configure: options => {
         compiler
           .processModel(schema.item)
-          .useUcrxClass('list', (lib, schema: UcList.Schema) => new this(lib, schema))
           .useUcrxClass(schema, (lib, schema: UcList.Schema) => new this(lib, schema, options));
       },
     };

src/compiler/deserialization/map.ucrx.class.ts

@@ -40,9 +40,7 @@ export class MapUcrxClass<
 
     return {
       configure: variant => {
-        compiler
-          .useUcrxClass('map', (lib, schema: UcMap.Schema) => new this(lib, schema))
-          .useUcrxClass(schema, (lib, schema) => new this(lib, schema, variant));
+        compiler.useUcrxClass(schema, (lib, schema) => new this(lib, schema, variant));
         for (const entrySchema of Object.values(entries)) {
           compiler.processModel(entrySchema);
         }
@@ -59,6 +57,7 @@ export class MapUcrxClass<
   readonly #collector: MapUcrxClass$Collector;
   readonly #store: MapUcrxStore;
   readonly #slot: EsFieldHandle;
+  readonly #rxClasses = new Map<UcrxClass, UcrxClass>();
 
   constructor(
     lib: UcrxLib,
@@ -415,7 +414,18 @@ export class MapUcrxClass<
   entryUcrxFor(key: string | null, schema: UcSchema): UcrxClass {
     const entryClass = MapUcrxEntry.ucrxClass(this.#lib, this.schema, key, schema);
 
-    return this.#collector.rxs ? new MultiEntryUcrxClass(entryClass) : entryClass;
+    if (!this.#collector.rxs) {
+      return entryClass;
+    }
+
+    let rxClass = this.#rxClasses.get(entryClass);
+
+    if (!rxClass) {
+      rxClass = new MultiEntryUcrxClass(entryClass);
+      this.#rxClasses.set(entryClass, rxClass);
+    }
+
+    return rxClass;
   }
 
   createEntry(key: string | null, schema: UcSchema): MapUcrxEntry {

src/compiler/impl/uri-charge.compiler.ts

@@ -1,8 +1,9 @@
 import { EsCode, EsSignature, EsSnippet, esStringLiteral, esline } from 'esgen';
-import { UcList } from '../../schema/list/uc-list.js';
-import { UcMap } from '../../schema/map/uc-map.js';
+import { COMPILER_MODULE } from '../../impl/module-names.js';
+import { UcList, ucList } from '../../schema/list/uc-list.js';
+import { UcMap, ucMap } from '../../schema/map/uc-map.js';
+import { UcNullable } from '../../schema/uc-nullable.js';
 import { UcSchema } from '../../schema/uc-schema.js';
-import { ucUnknown } from '../../schema/unknown/uc-unknown.js';
 import { URICharge } from '../../schema/uri-charge/uri-charge.js';
 import { ListUcrxClass } from '../deserialization/list.ucrx.class.js';
 import { MapUcrxClass, MapUcrxStore } from '../deserialization/map.ucrx.class.js';
@@ -27,20 +28,20 @@ export class URIChargeCompiler extends UcdCompiler<{
 
   constructor() {
     super({
-      models: { parseURICharge: ['sync', ucUnknown() as UcSchema<URICharge>] },
+      models: { parseURICharge: ['sync', URICharge$Schema] },
       features(compiler) {
         return {
           configure: () => {
             compiler
               .enable(ucdSupportDefaults)
-              .useUcrxClass('unknown', (lib, schema) => new URIChargeUcrxClass(lib, schema))
+              .useUcrxClass(URICharge$Schema, (lib, schema) => new URIChargeUcrxClass(lib, schema))
               .useUcrxClass(
-                'list',
+                ucList(URICharge$Schema),
                 (lib, schema: UcList.Schema) => new URIChargeListUcrxClass(lib, schema),
               )
               .useUcrxClass(
-                'map',
-                (lib, schema: UcMap.Schema) => new URIChargeMapUcrxClass(lib, schema),
+                ucMap({}, { extra: URICharge$Schema }),
+                (lib, schema) => new URIChargeMapUcrxClass(lib, schema as unknown as UcMap.Schema),
               );
           },
         };
@@ -61,6 +62,23 @@ export class URIChargeCompiler extends UcdCompiler<{
 
 }
 
+const URICharge$Schema: UcNullable<URICharge> = {
+  type: 'unknown',
+  nullable: true,
+  where: {
+    deserializer: {
+      use: 'UnknownUcrxClass',
+      from: COMPILER_MODULE,
+      with: 'charge',
+    },
+    serializer: {
+      use: 'ucsSupportUnknown',
+      from: COMPILER_MODULE,
+      with: 'charge',
+    },
+  },
+};
+
 class URIChargeListUcrxClass extends ListUcrxClass {
 
   protected override createNullItem(cx: EsSnippet): EsSnippet {

src/compiler/processor/ucc-schema-index.ts

@@ -1,4 +1,5 @@
-import { UcProcessorName } from '../../schema/uc-constraints.js';
+import { asArray } from '@proc7ts/primitives';
+import { UcFeatureConstraint, UcProcessorName } from '../../schema/uc-constraints.js';
 import { UcDataType, UcSchema } from '../../schema/uc-schema.js';
 import { ucSchemaVariant } from '../impl/uc-schema-variant.js';
 
@@ -30,14 +31,31 @@ export class UccSchemaIndex {
   }
 
   #createSchemaId(schema: UcSchema): string {
-    const typeEntry = this.#typeEntry(schema);
-    const typeId = `${typeEntry.prefix}${ucSchemaVariant(schema)}`;
+    let { prefix: fullId } = this.#typeEntry(schema);
+    const variant = ucSchemaVariant(schema);
 
-    if (this.processors.some(name => schema.where?.[name])) {
-      return `${typeId}#${++typeEntry.counter}`;
+    if (variant) {
+      fullId += `,${variant}`;
     }
 
-    return typeId;
+    const { where = {} } = schema;
+
+    return this.processors.reduce((fullId, processorName) => {
+      const constraints = where[processorName];
+
+      if (!constraints) {
+        return fullId;
+      }
+
+      return asArray(constraints).reduce((fullId, constraint): string => {
+        const { use, from } = constraint;
+        const id = constraint.id
+          ? constraint.id(schema, schema => this.schemaId(schema))
+          : UcsSchemaIndex$defaultConstraintId(constraint);
+
+        return fullId + `,${use}@${from}` + (id ? `(${id})` : '');
+      }, fullId);
+    }, fullId);
   }
 
   #typeEntry({ type }: UcSchema): UccSchemaIndex$TypeEntry {
@@ -54,14 +72,12 @@ export class UccSchemaIndex {
       return this.#addEntry({
         type,
         prefix: `${prefix}#${++this.#typeCounter}`,
-        counter: 0,
       });
     }
 
     return this.#addEntry({
       type,
       prefix,
-      counter: 0,
     });
   }
 
@@ -77,5 +93,8 @@ export class UccSchemaIndex {
 interface UccSchemaIndex$TypeEntry {
   readonly type: string | UcDataType;
   readonly prefix: string;
-  counter: number;
+}
+
+function UcsSchemaIndex$defaultConstraintId({ with: options }: UcFeatureConstraint): string {
+  return options !== undefined ? JSON.stringify(options) : '';
 }

src/schema/list/uc-list.impl.ts

@@ -30,11 +30,13 @@ export function createUcListSchema<TItem, TItemSchema extends UcSchema<TItem> =
           use: 'ListUcrxClass',
           from: COMPILER_MODULE,
           with: options,
+          id: UcList$id,
         },
         serializer: {
           use: 'ucsSupportList',
           from: COMPILER_MODULE,
           with: options,
+          id: UcList$id,
         },
       },
       item,
@@ -45,3 +47,11 @@ export function createUcListSchema<TItem, TItemSchema extends UcSchema<TItem> =
     options,
   );
 }
+
+function UcList$id(
+  this: { with: UccListOptions },
+  { item }: UcList.Schema,
+  schemaId: (schema: UcSchema) => string,
+): string {
+  return `item:${schemaId(ucSchema(item))},single:${this.with.single}`;
+}

src/schema/map/uc-map.ts

@@ -183,10 +183,12 @@ export function ucMap<TEntriesModel extends UcMap.EntriesModel, TExtraModel exte
           use: 'MapUcrxClass',
           from: COMPILER_MODULE,
           with: variant,
+          id: UcMap$id,
         },
         serializer: {
           use: 'ucsSupportMap',
           from: COMPILER_MODULE,
+          id: UcMap$id,
         },
       },
       entries: Object.fromEntries(entries) as UcMap.Entries<TEntriesModel>,
@@ -220,3 +222,30 @@ export function ucMap<TEntriesModel extends UcMap.EntriesModel, TExtraModel exte
       | undefined,
   );
 }
+
+function UcMap$id(
+  this: { with: UcMap.Variant | undefined },
+  { entries, extra }: UcMap.Schema,
+  schemaId: (schema: UcSchema) => string,
+): string {
+  const entryIds = Object.entries(entries)
+    .map(
+      ([entryName, entryModel]) => esQuoteKey(entryName) + '(' + schemaId(ucSchema(entryModel)) + ')',
+    )
+    .join(';');
+  let id = `entries{${entryIds}}`;
+
+  if (extra) {
+    id += ',extra(' + schemaId(ucSchema(extra)) + ')';
+  }
+
+  const options = this.with;
+
+  if (options) {
+    const { duplicates = 'overwrite' } = options;
+
+    id += `,duplicates:${duplicates}`;
+  }
+
+  return id;
+}

src/schema/numeric/uc-numeric-range.validator.ts

@@ -1,3 +1,4 @@
+import { esEscapeString } from 'esgen';
 import type { UcvNumericRange } from '../../compiler/validation/ucv-support-numeric-range.js';
 import { COMPILER_MODULE } from '../../impl/module-names.js';
 import { UcConstraints } from '../uc-constraints.js';
@@ -74,6 +75,11 @@ function ucValidateNumericRange(
       use: 'ucvSupportNumericRange',
       from: COMPILER_MODULE,
       with: options,
+      id(): string {
+        const [constraint, than, or] = options;
+
+        return `${constraint}:${than}` + (or != null ? `,or:${esEscapeString(or)}` : '');
+      },
     },
   };
 }

src/schema/uc-constraints.ts

@@ -69,6 +69,20 @@ export interface UcFeatureConstraint {
    * The format is specific to the feature.
    */
   readonly with?: unknown;
+
+  /**
+   * Builds unique identifier based on {@link with additional options}.
+   *
+   * This identifier will be appended to full schema identifier.
+   *
+   * When omitted, the schema identifier will be built based on JSON representation of options.
+   *
+   * @param schema - Target schema.
+   * @param schemaId - Builds unique schema identifier.
+   *
+   * @returns Part of schema identifier.
+   */
+  id?(schema: UcSchema, schemaId: (schema: UcSchema) => string): string;
 }
 
 /**

src/schema/unknown/parse-uc-value.spec.ts

@@ -367,35 +367,6 @@ describe('parseUcValue', () => {
     });
   });
 
-  it('merges maps', () => {
-    expect(parseUcValue('foo(bar(baz(1)))foo(bar(baz(-)))foo(bar(baz(2)test))')).toEqual({
-      foo: { bar: { baz: 2, test: '' } },
-    });
-  });
-  it('overrides list', () => {
-    expect(parseUcValue('foo(bar,baz)foo(bar1,baz1)foo(bar2,baz2)')).toEqual({
-      foo: ['bar2', 'baz2'],
-    });
-  });
-  it('replaces value with map', () => {
-    expect(parseUcValue('foo(bar(test))foo(bar(baz(1)test))')).toEqual({
-      foo: { bar: { baz: 1, test: '' } },
-    });
-  });
-  it('concatenates maps', () => {
-    expect(parseUcValue('foo(bar(test,test2),bar(baz(1)test(!)),bar(baz(2)test(-)))')).toEqual({
-      foo: [
-        { bar: ['test', 'test2'] },
-        { bar: { baz: 1, test: true } },
-        { bar: { baz: 2, test: false } },
-      ],
-    });
-  });
-  it('concatenates map and value', () => {
-    expect(parseUcValue('foo(bar(baz(1),test))')).toEqual({
-      foo: { bar: [{ baz: 1 }, 'test'] },
-    });
-  });
   it('stops simple value parsing at closing parent', () => {
     expect(parseUcValue('foo)')).toBe('foo');
   });

src/schema/uri-charge/parse-uri-charge.spec.ts

@@ -308,36 +308,4 @@ describe('parseURICharge', () => {
       expect(map.toString()).toBe(input);
     });
   });
-
-  it('merges maps', () => {
-    expect(parse('foo(bar(baz(1)))foo(bar(baz(-)))foo(bar(baz(2)test))')).toHaveURIChargeItems({
-      foo: { bar: { baz: 2, test: '' } },
-    });
-  });
-  it('overrides list', () => {
-    expect(parse('foo(bar,baz)foo(bar1,baz1)foo(bar2,baz2)')).toHaveURIChargeItems({
-      foo: ['bar2', 'baz2'],
-    });
-  });
-  it('replaces value with map', () => {
-    expect(parse('foo(bar(test))foo(bar(baz(1)test))')).toHaveURIChargeItems({
-      foo: { bar: { baz: 1, test: '' } },
-    });
-  });
-  it('concatenates maps', () => {
-    expect(
-      parse('foo(bar(test,test2),bar(baz(1)test(!)),bar(baz(2)test(-)))'),
-    ).toHaveURIChargeItems({
-      foo: [
-        { bar: ['test', 'test2'] },
-        { bar: { baz: 1, test: true } },
-        { bar: { baz: 2, test: false } },
-      ],
-    });
-  });
-  it('concatenates map and value', () => {
-    expect(parse('foo(bar(baz(1),test))')).toHaveURIChargeItems({
-      foo: { bar: [{ baz: 1 }, 'test'] },
-    });
-  });
 });