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author | Florian Dold <florian.dold@gmail.com> | 2020-03-26 20:35:06 +0530 |
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committer | Florian Dold <florian.dold@gmail.com> | 2020-03-26 20:35:06 +0530 |
commit | 3d0fbea4671f5a4a35f29445fbf10e3138f49229 (patch) | |
tree | 14dcaa68f62b049583b14e0b9822d67fa479e43b /src/util/logging.ts | |
parent | ccdc7cffed3ba784c8fd65e0779cd0807a53d39f (diff) | |
download | wallet-core-3d0fbea4671f5a4a35f29445fbf10e3138f49229.tar.xz |
log to stderr when running on node
Diffstat (limited to 'src/util/logging.ts')
-rw-r--r-- | src/util/logging.ts | 66 |
1 files changed, 61 insertions, 5 deletions
diff --git a/src/util/logging.ts b/src/util/logging.ts index 4560105f4..80ba344d5 100644 --- a/src/util/logging.ts +++ b/src/util/logging.ts @@ -14,18 +14,74 @@ TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> */ +/** + * Imports. + */ +import { isNode } from "../webex/compat"; + +function writeNodeLog( + message: string, + tag: string, + level: string, + args: any[], +) { + process.stderr.write(`${new Date().toISOString()} ${tag} ${level} `); + process.stderr.write(message); + if (args.length != 0) { + process.stderr.write(" "); + process.stderr.write(JSON.stringify(args, undefined, 2)); + } + process.stderr.write("\n"); +} + +/** + * Logger that writes to stderr when running under node, + * and uses the corresponding console.* method to log in the browser. + */ export class Logger { constructor(private tag: string) {} + info(message: string, ...args: any[]) { - console.log(`${new Date().toISOString()} ${this.tag} INFO ` + message, ...args); + if (isNode()) { + writeNodeLog(message, this.tag, "INFO", args); + } else { + console.info( + `${new Date().toISOString()} ${this.tag} INFO ` + message, + ...args, + ); + } } + warn(message: string, ...args: any[]) { - console.log(`${new Date().toISOString()} ${this.tag} WARN ` + message, ...args); + if (isNode()) { + writeNodeLog(message, this.tag, "WARN", args); + } else { + console.warn( + `${new Date().toISOString()} ${this.tag} INFO ` + message, + ...args, + ); + } } + error(message: string, ...args: any[]) { - console.log(`${new Date().toISOString()} ${this.tag} ERROR ` + message, ...args); + if (isNode()) { + writeNodeLog(message, this.tag, "ERROR", args); + } else { + console.info( + `${new Date().toISOString()} ${this.tag} ERROR ` + message, + ...args, + ); + } } + trace(message: any, ...args: any[]) { - console.log(`${new Date().toISOString()} ${this.tag} TRACE ` + message, ...args) + if (isNode()) { + writeNodeLog(message, this.tag, "TRACE", args); + } else { + console.info( + `${new Date().toISOString()} ${this.tag} TRACE ` + message, + ...args, + ); + } } -}
\ No newline at end of file +} |