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Superfast runtime validators with only one line

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"use strict"; var __importDefault = (this && this.__importDefault) || function (mod) { return (mod && mod.__esModule) ? mod : { "default": mod }; }; Object.defineProperty(exports, "__esModule", { value: true }); exports.MiscPruneProgrammer = void 0; const typescript_1 = __importDefault(require("typescript")); const ExpressionFactory_1 = require("../../factories/ExpressionFactory"); const IdentifierFactory_1 = require("../../factories/IdentifierFactory"); const MetadataCollection_1 = require("../../factories/MetadataCollection"); const MetadataFactory_1 = require("../../factories/MetadataFactory"); const StatementFactory_1 = require("../../factories/StatementFactory"); const TypeFactory_1 = require("../../factories/TypeFactory"); const Metadata_1 = require("../../schemas/metadata/Metadata"); const MetadataArray_1 = require("../../schemas/metadata/MetadataArray"); const TransformerError_1 = require("../../transformers/TransformerError"); const FeatureProgrammer_1 = require("../FeatureProgrammer"); const IsProgrammer_1 = require("../IsProgrammer"); const FunctionProgrammer_1 = require("../helpers/FunctionProgrammer"); const PruneJoiner_1 = require("../helpers/PruneJoiner"); const UnionExplorer_1 = require("../helpers/UnionExplorer"); const decode_union_object_1 = require("../internal/decode_union_object"); const postfix_of_tuple_1 = require("../internal/postfix_of_tuple"); const wrap_metadata_rest_tuple_1 = require("../internal/wrap_metadata_rest_tuple"); var MiscPruneProgrammer; (function (MiscPruneProgrammer) { MiscPruneProgrammer.decompose = (props) => { const config = configure(props); if (props.validated === false) config.addition = (collection) => IsProgrammer_1.IsProgrammer.write_function_statements({ context: props.context, functor: props.functor, collection, }); const composed = FeatureProgrammer_1.FeatureProgrammer.compose(Object.assign(Object.assign({}, props), { config })); return { functions: composed.functions, statements: composed.statements, arrow: typescript_1.default.factory.createArrowFunction(undefined, undefined, composed.parameters, composed.response, undefined, composed.body), }; }; MiscPruneProgrammer.write = (props) => { const functor = new FunctionProgrammer_1.FunctionProgrammer(props.modulo.getText()); const result = MiscPruneProgrammer.decompose(Object.assign(Object.assign({}, props), { validated: false, functor })); return FeatureProgrammer_1.FeatureProgrammer.writeDecomposed({ modulo: props.modulo, functor, result, }); }; const write_array_functions = (props) => props.collection .arrays() .filter((a) => a.recursive) .map((type, i) => StatementFactory_1.StatementFactory.constant({ name: `${props.config.prefix}a${i}`, value: typescript_1.default.factory.createArrowFunction(undefined, undefined, FeatureProgrammer_1.FeatureProgrammer.parameterDeclarations({ config: props.config, type: TypeFactory_1.TypeFactory.keyword("any"), input: typescript_1.default.factory.createIdentifier("input"), }), TypeFactory_1.TypeFactory.keyword("any"), undefined, decode_array_inline({ config: props.config, functor: props.functor, input: typescript_1.default.factory.createIdentifier("input"), array: MetadataArray_1.MetadataArray.create({ type, tags: [], }), explore: { tracable: props.config.trace, source: "function", from: "array", postfix: "", }, })), })); const write_tuple_functions = (props) => props.collection .tuples() .filter((t) => t.recursive) .map((tuple, i) => StatementFactory_1.StatementFactory.constant({ name: `${props.config.prefix}t${i}`, value: typescript_1.default.factory.createArrowFunction(undefined, undefined, FeatureProgrammer_1.FeatureProgrammer.parameterDeclarations({ config: props.config, type: TypeFactory_1.TypeFactory.keyword("any"), input: typescript_1.default.factory.createIdentifier("input"), }), TypeFactory_1.TypeFactory.keyword("any"), undefined, decode_tuple_inline({ context: props.context, config: props.config, functor: props.functor, input: typescript_1.default.factory.createIdentifier("input"), tuple, explore: { tracable: props.config.trace, source: "function", from: "array", postfix: "", }, })), })); /* ----------------------------------------------------------- DECODERS ----------------------------------------------------------- */ const decode = (props) => { if (filter(props.metadata) === false) return typescript_1.default.factory.createBlock([]); const unions = []; //---- // LIST UP UNION TYPES //---- // TUPLES for (const tuple of props.metadata.tuples.filter((tuple) => tuple.type.elements.some((e) => { var _a; return filter((_a = e.rest) !== null && _a !== void 0 ? _a : e); }))) unions.push({ type: "tuple", is: () => IsProgrammer_1.IsProgrammer.decode(Object.assign(Object.assign({}, props), { metadata: (() => { const partial = Metadata_1.Metadata.initialize(); partial.tuples.push(tuple); return partial; })() })), value: () => decode_tuple(Object.assign(Object.assign({}, props), { tuple })), }); // ARRAYS if (props.metadata.arrays.filter((a) => filter(a.type.value)).length) unions.push({ type: "array", is: () => ExpressionFactory_1.ExpressionFactory.isArray(props.input), value: () => explore_arrays(Object.assign(Object.assign({}, props), { arrays: props.metadata.arrays, explore: Object.assign(Object.assign({}, props.explore), { from: "array" }) })), }); // BUILT-IN CLASSES if (props.metadata.natives.length) for (const native of props.metadata.natives) unions.push({ type: "native", is: () => ExpressionFactory_1.ExpressionFactory.isInstanceOf(native.name, props.input), value: () => typescript_1.default.factory.createReturnStatement(), }); if (props.metadata.sets.length) unions.push({ type: "set", is: () => ExpressionFactory_1.ExpressionFactory.isInstanceOf("Set", props.input), value: () => typescript_1.default.factory.createReturnStatement(), }); if (props.metadata.maps.length) unions.push({ type: "map", is: () => ExpressionFactory_1.ExpressionFactory.isInstanceOf("Map", props.input), value: () => typescript_1.default.factory.createReturnStatement(), }); // OBJECTS if (props.metadata.objects.length) unions.push({ type: "object", is: () => ExpressionFactory_1.ExpressionFactory.isObject({ checkNull: true, checkArray: false, input: props.input, }), value: () => explore_objects(Object.assign(Object.assign({}, props), { explore: Object.assign(Object.assign({}, props.explore), { from: "object" }) })), }); //---- // STATEMENTS //---- const converter = (v) => typescript_1.default.isReturnStatement(v) || typescript_1.default.isBlock(v) ? v : typescript_1.default.factory.createExpressionStatement(v); const statements = unions.map((u) => typescript_1.default.factory.createIfStatement(u.is(), converter(u.value()))); return typescript_1.default.factory.createBlock(statements, true); }; const decode_object = (props) => FeatureProgrammer_1.FeatureProgrammer.decode_object({ config: { trace: false, path: false, prefix: PREFIX, }, functor: props.functor, object: props.object, input: props.input, explore: props.explore, }); const decode_array = (props) => props.array.type.recursive ? typescript_1.default.factory.createCallExpression(typescript_1.default.factory.createIdentifier(props.functor.useLocal(`${props.config.prefix}a${props.array.type.index}`)), undefined, FeatureProgrammer_1.FeatureProgrammer.argumentsArray({ config: props.config, explore: Object.assign(Object.assign({}, props.explore), { source: "function", from: "array" }), input: props.input, })) : decode_array_inline(props); const decode_array_inline = (props) => FeatureProgrammer_1.FeatureProgrammer.decode_array({ config: props.config, functor: props.functor, combiner: PruneJoiner_1.PruneJoiner.array, array: props.array, input: props.input, explore: props.explore, }); const decode_tuple = (props) => props.tuple.type.recursive ? typescript_1.default.factory.createCallExpression(typescript_1.default.factory.createIdentifier(props.functor.useLocal(`${props.config.prefix}t${props.tuple.type.index}`)), undefined, FeatureProgrammer_1.FeatureProgrammer.argumentsArray({ config: props.config, explore: Object.assign(Object.assign({}, props.explore), { source: "function" }), input: props.input, })) : decode_tuple_inline(Object.assign(Object.assign({}, props), { tuple: props.tuple.type })); const decode_tuple_inline = (props) => { const elements = props.tuple.elements .map((elem, index) => [elem, index]) .filter(([elem]) => filter(elem) && elem.rest === null) .map(([elem, index]) => decode({ context: props.context, config: props.config, functor: props.functor, input: typescript_1.default.factory.createElementAccessExpression(props.input, index), metadata: elem, explore: Object.assign(Object.assign({}, props.explore), { from: "array", postfix: props.explore.postfix.length ? `${(0, postfix_of_tuple_1.postfix_of_tuple)(props.explore.postfix)}[${index}]"` : `"[${index}]"` }), })); const rest = (() => { if (props.tuple.elements.length === 0) return null; const last = props.tuple.elements.at(-1); const rest = last.rest; if (rest === null || filter(rest) === false) return null; return decode({ context: props.context, config: props.config, functor: props.functor, input: typescript_1.default.factory.createCallExpression(IdentifierFactory_1.IdentifierFactory.access(props.input, "slice"), undefined, [ExpressionFactory_1.ExpressionFactory.number(props.tuple.elements.length - 1)]), metadata: (0, wrap_metadata_rest_tuple_1.wrap_metadata_rest_tuple)(props.tuple.elements.at(-1).rest), explore: Object.assign(Object.assign({}, props.explore), { start: props.tuple.elements.length - 1 }), }); })(); return PruneJoiner_1.PruneJoiner.tuple({ elements, rest, }); }; /* ----------------------------------------------------------- UNION TYPE EXPLORERS ----------------------------------------------------------- */ const explore_objects = (props) => { if (props.metadata.objects.length === 1) return decode_object(Object.assign(Object.assign({}, props), { object: props.metadata.objects[0].type })); return typescript_1.default.factory.createCallExpression(typescript_1.default.factory.createIdentifier(props.functor.useLocal(`${PREFIX}u${props.metadata.union_index}`)), undefined, FeatureProgrammer_1.FeatureProgrammer.argumentsArray(props)); }; const explore_arrays = (props) => explore_array_like_union_types(Object.assign(Object.assign({}, props), { elements: props.arrays, factory: (next) => UnionExplorer_1.UnionExplorer.array({ config: { checker: (v) => IsProgrammer_1.IsProgrammer.decode({ context: props.context, functor: props.functor, metadata: v.definition, input: v.input, explore: v.explore, }), decoder: (v) => decode_array({ config: props.config, functor: props.functor, input: v.input, array: v.definition, explore: v.explore, }), empty: typescript_1.default.factory.createStringLiteral("[]"), success: typescript_1.default.factory.createTrue(), failure: (v) => create_throw_error({ context: props.context, functor: props.functor, expected: v.expected, input: v.input, }), }, parameters: next.parameters, input: next.input, arrays: next.definitions, explore: next.explore, }) })); //(next.parameters)(next.input, next.elements, next.explore), const explore_array_like_union_types = (props) => { const arrow = (next) => props.factory({ definitions: props.elements, parameters: next.parameters, input: next.input, explore: next.explore, }); if (props.elements.every((e) => e.type.recursive === false)) typescript_1.default.factory.createCallExpression(arrow({ parameters: [], explore: props.explore, input: props.input, }), undefined, []); const arrayExplore = Object.assign(Object.assign({}, props.explore), { source: "function", from: "array" }); return typescript_1.default.factory.createCallExpression(typescript_1.default.factory.createIdentifier(props.functor.emplaceUnion(props.config.prefix, props.elements.map((e) => e.type.name).join(" | "), () => arrow({ parameters: FeatureProgrammer_1.FeatureProgrammer.parameterDeclarations({ config: props.config, type: TypeFactory_1.TypeFactory.keyword("any"), input: typescript_1.default.factory.createIdentifier("input"), }), explore: Object.assign(Object.assign({}, arrayExplore), { postfix: "" }), input: typescript_1.default.factory.createIdentifier("input"), }))), undefined, FeatureProgrammer_1.FeatureProgrammer.argumentsArray(props)); }; // @todo -> must filter out recursive visit const filter = (metadata) => metadata.any === false && (metadata.objects.length !== 0 || metadata.tuples.some((t) => !!t.type.elements.length && t.type.elements.some((e) => { var _a; return filter((_a = e.rest) !== null && _a !== void 0 ? _a : e); })) || metadata.arrays.some((e) => filter(e.type.value))); /* ----------------------------------------------------------- CONFIGURATIONS ----------------------------------------------------------- */ const PREFIX = "_p"; const configure = (props) => { const config = { types: { input: (type, name) => typescript_1.default.factory.createTypeReferenceNode(name !== null && name !== void 0 ? name : TypeFactory_1.TypeFactory.getFullName({ checker: props.context.checker, type })), output: () => TypeFactory_1.TypeFactory.keyword("void"), }, prefix: PREFIX, trace: false, path: false, initializer, decoder: (next) => decode({ context: props.context, functor: props.functor, config, input: next.input, metadata: next.metadata, explore: next.explore, }), objector: { checker: (next) => IsProgrammer_1.IsProgrammer.decode({ context: props.context, functor: props.functor, input: next.input, metadata: next.metadata, explore: next.explore, }), decoder: (next) => decode_object({ functor: props.functor, input: next.input, object: next.object, explore: next.explore, }), joiner: PruneJoiner_1.PruneJoiner.object, unionizer: (next) => (0, decode_union_object_1.decode_union_object)({ checker: (v) => IsProgrammer_1.IsProgrammer.decode_object({ context: props.context, functor: props.functor, input: v.input, object: v.object, explore: v.explore, }), decoder: (v) => decode_object({ functor: props.functor, input: v.input, object: v.object, explore: v.explore, }), success: (exp) => exp, escaper: (v) => create_throw_error({ context: props.context, functor: props.functor, expected: v.expected, input: v.input, }), input: next.input, objects: next.objects, explore: next.explore, }), failure: (next) => create_throw_error({ context: props.context, functor: props.functor, expected: next.expected, input: next.input, }), }, generator: { arrays: (collection) => write_array_functions({ config, functor: props.functor, collection, }), tuples: (collection) => write_tuple_functions({ config, context: props.context, functor: props.functor, collection, }), }, }; return config; }; const initializer = (props) => { const collection = new MetadataCollection_1.MetadataCollection(); const result = MetadataFactory_1.MetadataFactory.analyze({ checker: props.context.checker, transformer: props.context.transformer, options: { escape: false, constant: true, absorb: true, }, collection, type: props.type, }); if (result.success === false) throw TransformerError_1.TransformerError.from({ code: props.functor.method, errors: result.errors, }); return { collection, metadata: result.data, }; }; const create_throw_error = (props) => typescript_1.default.factory.createExpressionStatement(typescript_1.default.factory.createCallExpression(props.context.importer.internal("throwTypeGuardError"), [], [ typescript_1.default.factory.createObjectLiteralExpression([ typescript_1.default.factory.createPropertyAssignment("method", typescript_1.default.factory.createStringLiteral(props.functor.method)), typescript_1.default.factory.createPropertyAssignment("expected", typescript_1.default.factory.createStringLiteral(props.expected)), typescript_1.default.factory.createPropertyAssignment("value", props.input), ], true), ])); })(MiscPruneProgrammer || (exports.MiscPruneProgrammer = MiscPruneProgrammer = {})); //# sourceMappingURL=MiscPruneProgrammer.js.map