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#!/usr/bin/env node
'use strict';
const fs = require('fs');
const path = require('path');
const execFileSync = require('child_process').execFileSync;
const _ = require('lodash');
const keyword = /\bMGL_EXPORT\b/;
let scanned = [];
function hasMissingSymbols(os) {
let missing = false;
let sdk = os === 'iOS' ? 'iphonesimulator' : 'macosx';
let sysroot = execFileSync('xcrun', ['--show-sdk-path', '--sdk', sdk]).toString().trim();
let umbrellaPath = `platform/${os.toLowerCase()}/src/Mapbox.h`;
let docArgs = ['doc', '--objc', umbrellaPath, '--',
'-x', 'objective-c', '-I', 'platform/darwin/src/', '-isysroot', sysroot];
let docStr = execFileSync('sourcekitten', docArgs).toString().trim();
let docJson = JSON.parse(docStr);
_.forEach(docJson, function (result) {
_.forEach(result, function (structure, path) {
// Prevent multiple scans of the same file.
if (scanned.indexOf(path) >= 0) return;
scanned.push(path);
const src = fs.readFileSync(path, 'utf8').split('\n');
_.forEach(structure['key.substructure'], function (substructure) {
switch (substructure['key.kind']) {
case 'sourcekitten.source.lang.objc.decl.class':
if (!(keyword.test(src[substructure['key.doc.line'] - 1]) || keyword.test(src[substructure['key.doc.line'] - 2]))) {
console.warn(`- missing symbol export for class ${substructure['key.name']} in ${path}:${substructure['key.doc.line']}:${substructure['key.doc.column']}`);
missing = true;
}
break;
case 'sourcekitten.source.lang.objc.decl.constant':
if (!keyword.test(src[substructure['key.doc.line'] - 1])) {
console.warn(`- missing symbol export for constant ${substructure['key.name']} in ${path}:${substructure['key.doc.line']}:${substructure['key.doc.column']}`);
missing = true;
}
break;
}
});
});
});
return missing;
}
function ensureSourceKittenIsInstalled() {
try {
execFileSync('which', ['sourcekitten']);
} catch (e) {
console.log(`Installing SourceKitten via Homebrew…`);
execFileSync('brew', ['install', 'sourcekitten']);
}
}
if (process.argv.length < 3) {
console.warn(`Usage: ${path.relative(process.cwd(), process.argv[1])} [macOS|iOS] ...`);
process.exit(1);
}
ensureSourceKittenIsInstalled();
let missing = false;
for (var i = 2; i < process.argv.length; i++) {
let os = process.argv[i];
if (os == 'iOS' || os == 'macOS') {
missing |= hasMissingSymbols(os);
} else {
console.warn(`Argument must be one of iOS or macOS`);
process.exit(1);
}
}
if (missing) {
process.exit(1);
} else {
console.warn(`All symbols are correctly exported.`);
}
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