beautiful-error/build/src/colors.js

💣 Prettify error messages and stacks 💥

import{stderr}from"node:process";

import chalkString from"chalk-string";



export const getTheme=(colors,header)=>{
const theme={
bold:getThemeColor("bold",colors),
italic:getThemeColor("italic",colors),
header:header===""?undefined:getThemeColor(header,colors)
};
const useColors=theme.bold("_")!=="_";
return{theme,useColors}
};

const getThemeColor=(style,colors)=>
chalkString(style,{colors,stream:stderr});




export const colorizeLine=(line,useColors,{bold,italic})=>{
if(!useColors){
return line
}

return line.
replaceAll(
DOUBLE_QUOTED_STRING,
colorizeQuotedString.bind(undefined,bold)
).
replaceAll(
SINGLE_QUOTED_STRING,
colorizeQuotedString.bind(undefined,bold)
).
replaceAll(
BACKTICK_QUOTED_STRING,
colorizeQuotedString.bind(undefined,italic)
)
};

const DOUBLE_QUOTED_STRING=/(")([^"]+)(")/gu;
const SINGLE_QUOTED_STRING=/(')([^']+)(')/gu;
const BACKTICK_QUOTED_STRING=/(`)([^`]+)(`)/gu;

const colorizeQuotedString=(
addStyles,
fullString,
startQuote,
quotedString,
endQuote)=>

`${startQuote}${addStyles(quotedString)}${endQuote}`;