image-rights-html-generator/node_modules/tailwindcss/lib/util/isSyntacticallyValidPropertyValue.js
2024-06-03 23:21:41 +02:00

75 lines
2 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, // Arbitrary values must contain balanced brackets (), [] and {}. Escaped
// values don't count, and brackets inside quotes also don't count.
//
// E.g.: w-[this-is]w-[weird-and-invalid]
// E.g.: w-[this-is\\]w-\\[weird-but-valid]
// E.g.: content-['this-is-also-valid]-weirdly-enough']
"default", {
enumerable: true,
get: function() {
return isSyntacticallyValidPropertyValue;
}
});
let matchingBrackets = new Map([
[
"{",
"}"
],
[
"[",
"]"
],
[
"(",
")"
]
]);
let inverseMatchingBrackets = new Map(Array.from(matchingBrackets.entries()).map(([k, v])=>[
v,
k
]));
let quotes = new Set([
'"',
"'",
"`"
]);
function isSyntacticallyValidPropertyValue(value) {
let stack = [];
let inQuotes = false;
for(let i = 0; i < value.length; i++){
let char = value[i];
if (char === ":" && !inQuotes && stack.length === 0) {
return false;
}
// Non-escaped quotes allow us to "allow" anything in between
if (quotes.has(char) && value[i - 1] !== "\\") {
inQuotes = !inQuotes;
}
if (inQuotes) continue;
if (value[i - 1] === "\\") continue; // Escaped
if (matchingBrackets.has(char)) {
stack.push(char);
} else if (inverseMatchingBrackets.has(char)) {
let inverse = inverseMatchingBrackets.get(char);
// Nothing to pop from, therefore it is unbalanced
if (stack.length <= 0) {
return false;
}
// Popped value must match the inverse value, otherwise it is unbalanced
if (stack.pop() !== inverse) {
return false;
}
}
}
// If there is still something on the stack, it is also unbalanced
if (stack.length > 0) {
return false;
}
// All good, totally balanced!
return true;
}