Skip to main content

Class: Builder

Build a resolver tree from a VTL directory.

import { Builder } from '@appsync-butler/core';
const builder = new Builder();
builder.build();
const { getPost } = builder.resolvers.Query;
const { getUserById } = builder.functions;

Constructors​

new Builder()​

new Builder(optionsOrRoot?): Builder

Parameters​

optionsOrRoot?​

Path to VTL directory or parsing instructions

string | ParserOptions

Returns​

Builder

Properties​

functions​

readonly functions: Record<string, ParsedFunctionInfo>

The function dictionary object, only populated after calling build() Keys are function names and values are parsed function information.

parser​

readonly parser: Parser

The underlying parser instance that is responsible for parsing resolvers and functions.

resolvers​

readonly resolvers: ResolverTree

The resolver tree object, only populated after calling build()

Methods​

build()​

build(): void

Traverse all the stored resolvers and functions to build the resolver tree and function dictionary.

Returns​

void

buildFunctions()​

protected buildFunctions(): void

Returns​

void

buildResolvers()​

protected buildResolvers(): void

Returns​

void