ztimson/utils
ztimson/utils
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Updated arg-parser help output
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This commit is contained in:
Zakary Timson 2024-11-29 18:26:09 -05:00
parent 30be1c5a91
commit 446b1aa9db
2 changed files with 10 additions and 11 deletions
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2
package.json
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@ -1,6 +1,6 @@
{ {
"name": "@ztimson/utils", "name": "@ztimson/utils",
"version": "0.23.4", "version": "0.23.5",
"description": "Utility library", "description": "Utility library",
"author": "Zak Timson", "author": "Zak Timson",
"license": "MIT", "license": "MIT",

19
src/arg-parser.ts
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@ -14,8 +14,6 @@ export type Arg<T = any> = {
} }
export class ArgParser { export class ArgParser {
static readonly helpArg: Arg = {name: 'help', desc: 'Display command\'s help message', flags: ['-h', '--help'], default: false};
commands: ArgParser[] = []; commands: ArgParser[] = [];
args: Arg[] = []; args: Arg[] = [];
flags: Arg[] = []; flags: Arg[] = [];
@ -37,7 +35,8 @@ export class ArgParser {
// Arguments // Arguments
this.commands = argList.filter(arg => arg instanceof ArgParser); this.commands = argList.filter(arg => arg instanceof ArgParser);
this.args = <Arg[]>argList.filter(arg => !(arg instanceof ArgParser) && !arg.flags?.length); this.args = <Arg[]>argList.filter(arg => !(arg instanceof ArgParser) && !arg.flags?.length);
this.flags = <Arg[]>[...argList.filter(arg => !(arg instanceof ArgParser) && arg.flags && arg.flags.length), ...this.flags]; this.flags = <Arg[]>[...argList.filter(arg => !(arg instanceof ArgParser) && arg.flags && arg.flags.length),
{name: 'help', desc: 'Display command\'s help message', flags: ['-h', '--help'], default: false}];
this.defaults = argList.reduce((acc, arg: any) => ({...acc, [arg.name]: arg['extras'] ? [] : (arg.default ?? null)}), {}); this.defaults = argList.reduce((acc, arg: any) => ({...acc, [arg.name]: arg['extras'] ? [] : (arg.default ?? null)}), {});
// Examples // Examples
@ -125,18 +124,18 @@ export class ArgParser {
// Description // Description
let msg = `\n\n${opts.message || this.desc}`; let msg = `\n\n${opts.message || this.desc}`;
// Examples // Examples
msg += '\n\nUsage:\t' + this.examples.map(ex => `run ${this.name} ${ex}`).join('\n\t\t'); msg += '\n\nUsage:\t' + this.examples.map(ex => `${this.name} ${ex}`).join('\n\t');
// Arguments // Arguments
if(this.args.length) msg += '\n\n\t\t' + this.args.map(arg => if(this.args.length) msg += '\n\n\t' + this.args.map(arg =>
`${arg.name.toUpperCase()}${spacer(arg.name)}${arg.desc}`).join('\n\t\t'); `${arg.name.toUpperCase()}${spacer(arg.name)}${arg.desc}`).join('\n\t');
// Flags // Flags
msg += '\n\nOptions:\n\t\t' + this.flags.map(flag => { msg += '\n\nOptions:\n\t' + this.flags.map(flag => {
const flags = flag.flags?.join(', ') || ''; const flags = flag.flags?.join(', ') || '';
return `${flags}${spacer(flags)}${flag.desc}`; return `${flags}${spacer(flags)}${flag.desc}`;
}).join('\n\t\t'); }).join('\n\t');
// Commands // Commands
if(this.commands.length) msg += '\n\nCommands:\n\t\t' + this.commands.map(command => if(this.commands.length) msg += '\n\nCommands:\n\t' + this.commands.map(command =>
`${command.name}${spacer(command.name)}${command.desc}`).join('\n\t\t'); `${command.name}${spacer(command.name)}${command.desc}`).join('\n\t');
return `${msg}\n\n`; return `${msg}\n\n`;
} }
} }