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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
function _export(target, all) {
for(var name in all)Object.defineProperty(target, name, {
enumerable: true,
get: all[name]
});
}
_export(exports, {
parseBoxShadowValue: ()=>parseBoxShadowValue,
formatBoxShadowValue: ()=>formatBoxShadowValue
});
const _splitAtTopLevelOnly = require("./splitAtTopLevelOnly");
let KEYWORDS = new Set([
"inset",
"inherit",
"initial",
"revert",
"unset"
]);
let SPACE = /\ +(?![^(]*\))/g // Similar to the one above, but with spaces instead.
;
let LENGTH = /^-?(\d+|\.\d+)(.*?)$/g;
function parseBoxShadowValue(input) {
let shadows = Array.from((0, _splitAtTopLevelOnly.splitAtTopLevelOnly)(input, ","));
return shadows.map((shadow)=>{
let value = shadow.trim();
let result = {
raw: value
};
let parts = value.split(SPACE);
let seen = new Set();
for (let part of parts){
// Reset index, since the regex is stateful.
LENGTH.lastIndex = 0;
// Keyword
if (!seen.has("KEYWORD") && KEYWORDS.has(part)) {
result.keyword = part;
seen.add("KEYWORD");
} else if (LENGTH.test(part)) {
if (!seen.has("X")) {
result.x = part;
seen.add("X");
} else if (!seen.has("Y")) {
result.y = part;
seen.add("Y");
} else if (!seen.has("BLUR")) {
result.blur = part;
seen.add("BLUR");
} else if (!seen.has("SPREAD")) {
result.spread = part;
seen.add("SPREAD");
}
} else {
if (!result.color) {
result.color = part;
} else {
if (!result.unknown) result.unknown = [];
result.unknown.push(part);
}
}
}
// Check if valid
result.valid = result.x !== undefined && result.y !== undefined;
return result;
});
}
function formatBoxShadowValue(shadows) {
return shadows.map((shadow)=>{
if (!shadow.valid) {
return shadow.raw;
}
return [
shadow.keyword,
shadow.x,
shadow.y,
shadow.blur,
shadow.spread,
shadow.color
].filter(Boolean).join(" ");
}).join(", ");
}