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fix: iteratively replace "close" to avoid maximum stack error #64

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Merged
alexeyraspopov merged 2 commits into from
May 14, 2024
+8 −4
Merged

fix: iteratively replace "close" to avoid maximum stack error #64

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3236f18
fix: iteratively replace "close" to avoid maximum stack error
hi-ogawa May 10, 2024
898d93d
perf: apply suggestion to special case initial check
hi-ogawa May 14, 2024
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perf: apply suggestion to special case initial check
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@hi-ogawa
hi-ogawa committed May 14, 2024
commit 898d93d95ebd12eef864906793aa098c79c5c865
28 changes: 16 additions & 12 deletions picocolors.js
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Original file line number Diff line number Diff line change
Expand Up @@ -11,20 +11,24 @@ let isColorSupported =
let formatter =
(open, close, replace = open) =>
input => {
let string = "" + input;
let result = "";
while (true) {
let i = string.indexOf(close);
if (i === -1) {
result += string;
break;
}
result += string.substring(0, i) + replace;
string = string.substring(i + close.length);
}
return open + result + close;
let string = "" + input
let index = string.indexOf(close, open.length)
return ~index
? open + replaceClose(string, close, replace, index) + close
: open + string + close
}

let replaceClose = (string, close, replace, index) => {
let result = ""
let cursor = 0
do {
result += string.substring(cursor, index) + replace
cursor = index + close.length
index = string.indexOf(close, cursor)
} while (~index)
return result + string.substring(cursor)
}

let createColors = (enabled = isColorSupported) => ({
isColorSupported: enabled,
reset: enabled ? s => `\x1b[0m${s}\x1b[0m` : String,
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