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Change: Move tests to a separate file, set up exporting from arg-parser.js

This commit is contained in:
n loewen 2023-08-26 21:20:12 -04:00
parent bd2a0c300d
commit 79c5473bf0
2 changed files with 76 additions and 67 deletions
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39
arg-parser.js
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@ -5,28 +5,8 @@ const test = require('node:test');
// TODO:
// - building a structured output
// - testing
// - exporting as object/library
// Testing -- constructors
let cpuArguments = new Arguments();
cpuArguments.add(
new Arg({name: 'Filename', shortFlag: 'f', requiresValue: true}),
new Arg({name: 'Clock speed', shortFlag: 'c', longFlag: 'clock', requiresValue: true, optional: true}),
new Arg({name: 'Debug', shortFlag: 'd', longFlag: 'debug', optional: true}),
new Arg({name: 'Pretty-print display', shortFlag: 'p', longFlag: 'pretty', optional: true}),
new Arg({name: 'Single-step', shortFlag: 's', longFlag: 'step', optional: true}));
// Constructors
function Arguments(argumentsObject=[], helpText='') {
this.help = helpText;
this.args = argumentsObject;
Arguments.prototype.add = (...a) => a.forEach((x) => argumentsObject.push(x));
};
function Arg({
name = 'Flag',
shortFlag = null,
@ -41,10 +21,15 @@ function Arg({
};
// MODULE
function Arguments(argumentsObject=[], helpText='') {
this.help = helpText;
this.args = argumentsObject;
const argsRequiringValues = cpuArguments.args.filter((a) => a.requiresValue);
const requiredArgs = cpuArguments.args.filter((a) => !a.optional);
Arguments.prototype.add = (...a) => a.forEach((x) => argumentsObject.push(new Arg(x)));
this.parse = function() {
const argsRequiringValues = this.args.filter((a) => a.requiresValue);
const requiredArgs = this.args.filter((a) => !a.optional);
let argv = process.argv.slice(2);
@ -92,4 +77,12 @@ argvSplit.forEach((av, index) => {
if (typeof argvSplit[index + 1] === 'undefined') { throw new Error(errorMessage); }
else if (argvSplit[index + 1].startsWith('-')) { throw new Error(errorMessage); };
}
// TODO return something useful
});
}
}
module.exports = {
Arguments: Arguments,
}

16
tests.js Normal file
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@ -0,0 +1,16 @@
const argParser = require('./arg-parser.js')
// TODO...
console.log(argParser);
let cpuArguments = new argParser.Arguments();
cpuArguments.add(
{name: 'Filename', shortFlag: 'f', requiresValue: true},
{name: 'Clock speed', shortFlag: 'c', longFlag: 'clock', requiresValue: true, optional: true},
{name: 'Debug', shortFlag: 'd', longFlag: 'debug', optional: true},
{name: 'Pretty-print display', shortFlag: 'p', longFlag: 'pretty', optional: true},
{name: 'Single-step', shortFlag: 's', longFlag: 'step', optional: true});
console.log(cpuArguments); //.parse();
console.log(cpuArguments.parse()); //.parse();