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Diffstat (limited to 'u/trace/log/pretty_json_console.ts')
-rw-r--r-- | u/trace/log/pretty_json_console.ts | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/u/trace/log/pretty_json_console.ts b/u/trace/log/pretty_json_console.ts new file mode 100644 index 0000000..758af51 --- /dev/null +++ b/u/trace/log/pretty_json_console.ts @@ -0,0 +1,39 @@ +import { ANSI, LogLevel, ILogger } from './index.js'; + +export class PrettyJsonConsoleLogger implements ILogger { + public log(level: LogLevel, ...trace: string[]) { + const message = JSON.stringify( + { + level, + trace, + }, + null, + 4, + ); + const styled = `${this.getStyle(level)}${message}${ANSI.RESET}\n`; + this.getStream(level)(styled); + } + + private getStream(level: LogLevel) { + if (level === LogLevel.ERROR) { + return console.error; + } + return console.log; + } + + private getStyle(level: LogLevel) { + switch (level) { + case LogLevel.UNKNOWN: + case LogLevel.INFO: + return `${ANSI.MAGENTA}`; + case LogLevel.DEBUG: + return `${ANSI.CYAN}`; + case LogLevel.WARN: + return `${ANSI.BRIGHT_YELLOW}`; + case LogLevel.ERROR: + return `${ANSI.BRIGHT_RED}`; + case LogLevel.SYS: + return `${ANSI.DIM}${ANSI.BLUE}`; + } + } +} |