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[pack installer] reworked Logger into a constructable object

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This commit is contained in:
Jim Unger 2016-03-03 12:54:37 -06:00
parent fa1fd274b4
commit 6830296e2e
2 changed files with 44 additions and 43 deletions
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16
src/cli_plugin/lib/__tests__/logger.js
View file

@ -1,6 +1,6 @@
import expect from 'expect.js';
import sinon from 'sinon';
import pluginLogger from '../plugin_logger';
import Logger from '../logger';
describe('kibana cli', function () {
@ -20,7 +20,7 @@ describe('kibana cli', function () {
});
it('should log messages to the console and append a new line', function () {
logger = pluginLogger({ silent: false, quiet: false });
logger = new Logger({ silent: false, quiet: false });
const message = 'this is my message';
logger.log(message);
@ -31,7 +31,7 @@ describe('kibana cli', function () {
});
it('should log messages to the console and append not append a new line', function () {
logger = pluginLogger({ silent: false, quiet: false });
logger = new Logger({ silent: false, quiet: false });
for (let i = 0; i < 10; i++) {
logger.log('.', true);
}
@ -54,7 +54,7 @@ describe('kibana cli', function () {
});
it('should not log any messages when quiet is set', function () {
logger = pluginLogger({ silent: false, quiet: true });
logger = new Logger({ silent: false, quiet: true });
const message = 'this is my message';
logger.log(message);
@ -68,7 +68,7 @@ describe('kibana cli', function () {
});
it('should not log any messages when silent is set', function () {
logger = pluginLogger({ silent: true, quiet: false });
logger = new Logger({ silent: true, quiet: false });
const message = 'this is my message';
logger.log(message);
@ -94,7 +94,7 @@ describe('kibana cli', function () {
});
it('should log error messages to the console and append a new line', function () {
logger = pluginLogger({ silent: false, quiet: false });
logger = new Logger({ silent: false, quiet: false });
const message = 'this is my error';
logger.error(message);
@ -102,7 +102,7 @@ describe('kibana cli', function () {
});
it('should log error messages to the console when quiet is set', function () {
logger = pluginLogger({ silent: false, quiet: true });
logger = new Logger({ silent: false, quiet: true });
const message = 'this is my error';
logger.error(message);
@ -110,7 +110,7 @@ describe('kibana cli', function () {
});
it('should not log any error messages when silent is set', function () {
logger = pluginLogger({ silent: true, quiet: false });
logger = new Logger({ silent: true, quiet: false });
const message = 'this is my error';
logger.error(message);

71
src/cli_plugin/lib/logger.js
View file

@ -1,44 +1,45 @@
export default function createPluginLogger(settings) {
let previousLineEnded = true;
const silent = !!settings.silent;
const quiet = !!settings.quiet;
export default function Logger(settings) {
const self = this;
function log(data, sameLine) {
if (silent || quiet) return;
self.previousLineEnded = true;
self.silent = !!settings.silent;
self.quiet = !!settings.quiet;
}
if (!sameLine && !previousLineEnded) {
process.stdout.write('\n');
}
Logger.prototype.log = function (data, sameLine) {
const self = this;
//if data is a stream, pipe it.
if (data.readable) {
data.pipe(process.stdout);
return;
}
if (self.silent || self.quiet) return;
process.stdout.write(data);
if (!sameLine) process.stdout.write('\n');
previousLineEnded = !sameLine;
if (!sameLine && !self.previousLineEnded) {
process.stdout.write('\n');
}
function error(data) {
if (silent) return;
if (!previousLineEnded) {
process.stderr.write('\n');
}
//if data is a stream, pipe it.
if (data.readable) {
data.pipe(process.stderr);
return;
}
process.stderr.write(`${data}\n`);
previousLineEnded = true;
//if data is a stream, pipe it.
if (data.readable) {
data.pipe(process.stdout);
return;
}
return {
log: log,
error: error
};
process.stdout.write(data);
if (!sameLine) process.stdout.write('\n');
self.previousLineEnded = !sameLine;
};
Logger.prototype.error = function (data) {
const self = this;
if (self.silent) return;
if (!self.previousLineEnded) {
process.stderr.write('\n');
}
//if data is a stream, pipe it.
if (data.readable) {
data.pipe(process.stderr);
return;
}
process.stderr.write(`${data}\n`);
self.previousLineEnded = true;
};