Add source files: main entry, types, and configuration

src/types/spec.ts

@@ -0,0 +1,68 @@
+export interface CLISpec {
+  name: string;
+  version: string;
+  description: string;
+  author?: string;
+  license?: string;
+  homepage?: string;
+  bin?: string;
+  globalOptions?: Option[];
+  commands: Command[];
+  examples?: Example[];
+}
+
+export interface Option {
+  name: string;
+  short?: string;
+  description: string;
+  type: 'string' | 'number' | 'boolean' | 'array';
+  required?: boolean;
+  default?: string | number | boolean | string[];
+  choices?: (string | number)[];
+  implies?: string[];
+  conflicts?: string[];
+}
+
+export interface Command {
+  name: string;
+  description: string;
+  aliases?: string[];
+  options?: Option[];
+  arguments?: Argument[];
+  subcommands?: Command[];
+  examples?: Example[];
+}
+
+export interface Argument {
+  name: string;
+  description: string;
+  required?: boolean;
+  variadic?: boolean;
+  choices?: string[];
+}
+
+export interface Example {
+  description: string;
+  command: string;
+  output?: string;
+}
+
+export type LanguageTarget = 'python' | 'go' | 'rust' | 'node-commander' | 'node-yargs';
+
+export type ShellType = 'bash' | 'zsh' | 'fish';
+
+export interface GeneratorOptions {
+  language: LanguageTarget;
+  outputDir?: string;
+  packageName?: string;
+  author?: string;
+}
+
+export interface TemplateContext {
+  spec: CLISpec;
+  command?: Command;
+  options?: Option[];
+  arguments?: Argument[];
+  isSubcommand?: boolean;
+  indent?: string;
+}