34 lines
1023 B
JavaScript
34 lines
1023 B
JavaScript
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/**
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* @file Utils for leftychan javascript.
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* @author jonsmy
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*/
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const arrLast = arr => arr[arr.length-1] ?? undefined
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const getConfigBool = (k,d) => { const v = localStorage.getItem(`jon-modjs::${k}`); return v ? v == "1" : d; }
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const writeCSSStyle = textContent => {
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const style = document.createElement("style")
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style.textContent = textContent
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document.head.appendChild(style)
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}
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const assert = {
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"equal": (actual, expected, message="No message set") => {
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if (actual !== expected) {
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const err = new Error(`Assertion Failed. ${message}`)
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err.data = { actual, expected}
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Error.captureStackTrace(err, assert.equal)
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debugger
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throw err
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}
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},
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"ok": (actual, message="No message set") => {
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if (!actual) {
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const err = new Error(`Assertion Failed. ${message}`)
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err.data = { actual }
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Error.captureStackTrace(err, assert.ok)
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debugger
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throw err
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}
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}
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}
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