TypeScript/scripts/errorCheck.ts

87 lines
2.8 KiB
TypeScript

declare var require: any;
let fs = require('fs');
let async = require('async');
let glob = require('glob');
fs.readFile('src/compiler/diagnosticMessages.json', 'utf-8', (err, data) => {
if (err) {
throw err;
}
let messages = JSON.parse(data);
let keys = Object.keys(messages);
console.log('Loaded ' + keys.length + ' errors');
for (let k of keys) {
messages[k]['seen'] = false;
}
let errRegex = /\(\d+,\d+\): error TS([^:]+):/g;
let baseDir = 'tests/baselines/reference/';
fs.readdir(baseDir, (err, files) => {
files = files.filter(f => f.indexOf('.errors.txt') > 0);
let tasks: Array<(callback: () => void) => void> = [];
files.forEach(f => tasks.push(done => {
fs.readFile(baseDir + f, 'utf-8', (err, baseline) => {
if (err) throw err;
let g: string[];
while (g = errRegex.exec(baseline)) {
var errCode = +g[1];
let msg = keys.filter(k => messages[k].code === errCode)[0];
messages[msg]['seen'] = true;
}
done();
});
}));
async.parallelLimit(tasks, 25, done => {
console.log('== List of errors not present in baselines ==');
let count = 0;
for (let k of keys) {
if (messages[k]['seen'] !== true) {
console.log(k);
count++;
}
}
console.log(count + ' of ' + keys.length + ' errors are not in baselines');
});
});
});
fs.readFile('src/compiler/diagnosticInformationMap.generated.ts', 'utf-8', (err, data) => {
let errorRegexp = /\s(\w+): \{ code/g;
let errorNames: string[] = [];
let errMatch: string[];
while (errMatch = errorRegexp.exec(data)) {
errorNames.push(errMatch[1]);
}
let allSrc: string = '';
glob('./src/**/*.ts', {}, (err, files) => {
console.log('Reading ' + files.length + ' source files');
for (let file of files) {
if (file.indexOf('diagnosticInformationMap.generated.ts') > 0) {
continue;
}
let src = fs.readFileSync(file, 'utf-8');
allSrc = allSrc + src;
}
console.log('Consumed ' + allSrc.length + ' characters of source');
let count = 0;
console.log('== List of errors not used in source ==');
for (let errName of errorNames) {
if (allSrc.indexOf(errName) < 0) {
console.log(errName);
count++;
}
}
console.log(count + ' of ' + errorNames.length + ' errors are not used in source');
});
});