Export all "schema/components" as componentSchemas

src/compileComponentSchemas.ts

@@ -0,0 +1,42 @@
+import { builders } from 'ast-types';
+import { Compiler } from './compiler';
+import { compileValueSchema } from './compileValueSchema';
+import { OpenAPIValueSchema } from './types';
+import { annotateWithJSDocComment } from './comments';
+
+const COMMENT = `
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+`;
+
+/**
+ * Compile all component schemas to be expoerted as `components['Name']`.
+ */
+export function compileComponentSchemas(
+    compiler: Compiler,
+    schemas: {
+        [key: string]: OpenAPIValueSchema;
+    },
+) {
+    const properties = Object.entries(schemas).map(([name]) => {
+        return builders.property(
+            'init',
+            builders.literal(name),
+            compileValueSchema(compiler, schemas[name]),
+        );
+    });
+
+    return [
+        annotateWithJSDocComment(
+            builders.exportNamedDeclaration(
+                builders.variableDeclaration('const', [
+                    builders.variableDeclarator(
+                        builders.identifier('componentSchemas'),
+                        builders.objectExpression(properties),
+                    ),
+                ]),
+            ),
+            COMMENT,
+        ),
+    ];
+}

src/compiler.ts

@@ -5,6 +5,7 @@ import { OpenAPIRef, OpenAPISpec } from './types';
 import { compileValueSchema } from './compileValueSchema';
 import { hash } from './hash';
 import { compileValidateRequest } from './compileValidateRequest';
+import { compileComponentSchemas } from './compileComponentSchemas';
 
 /**
  * Compiler for OpenAPI specs.
@@ -117,23 +118,13 @@ export class Compiler {
         });
     }
 
-    /**
-     * Build the AST from the entire spec.
-     */
-    public indexAllComponents() {
-        // Index all the schema components.
-        const schemas = this.input.components?.schemas ?? {};
-        Object.values(schemas).forEach((schema) => {
-            compileValueSchema(this, schema);
-        });
-    }
-
     /**
      * Return the AST for the program.
      */
     public ast() {
         return builders.program([
             ...compileValidateRequest(this, this.input),
+            ...compileComponentSchemas(this, this.input.components?.schemas ?? {}),
             ...this.globalDeclarations,
         ]);
     }

src/tests/__snapshots__/compileValueSchema.test.ts.snap

@@ -10,6 +10,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -49,6 +54,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -91,6 +101,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -133,6 +148,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -175,6 +195,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -217,6 +242,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -256,6 +286,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -298,6 +333,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -334,6 +374,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -374,6 +419,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -414,6 +464,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -492,6 +547,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -552,6 +612,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -589,6 +654,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -649,6 +719,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -725,6 +800,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -768,6 +848,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -826,6 +911,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -883,6 +973,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -939,6 +1034,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -1002,6 +1102,11 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/

src/tests/__snapshots__/compiler.test.ts.snap

@@ -10,6 +10,14 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {
+    'A': obj0,
+    'B': obj1
+};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/
@@ -86,6 +94,14 @@ Validate a request against the OpenAPI spec
 export function validateRequest(request, context) {
     return new RequestError(404, 'no operation match path');
 }
+/** 
+Map of all components defined in the spec to their validation functions.
+{Object.<string, <T>(path: string[], value: T, context: any) => (T | ValidationError)>}
+*/
+export const componentSchemas = {
+    'A': obj0,
+    'B': obj1
+};
 export class RequestError extends Error {
     /** @param {number} code HTTP code for the error
 @param {string} message The error message*/

src/tests/compiler.test.ts

@@ -22,7 +22,6 @@ test('components ref', () => {
             },
         },
     });
-    compiler.indexAllComponents();
     expect(compiler.compile()).toMatchSnapshot();
 });
 
@@ -50,6 +49,5 @@ test('recursive refs', () => {
             },
         },
     });
-    compiler.indexAllComponents();
     expect(compiler.compile()).toMatchSnapshot();
 });