setup-python/node_modules/babel-plugin-istanbul/lib/index.js

109 lines
2.7 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _fs = require("fs");
var _path = require("path");
var _istanbulLibInstrument = require("istanbul-lib-instrument");
var testExclude = require('test-exclude');
var findUp = require('find-up');
function getRealpath(n) {
try {
return (0, _fs.realpathSync)(n) || n;
} catch (e) {
return n;
}
}
function makeShouldSkip() {
var exclude;
return function shouldSkip(file, opts) {
if (!exclude || exclude.cwd !== opts.cwd) {
var cwd = getRealpath(process.env.NYC_CWD || process.cwd());
var nycConfig = process.env.NYC_CONFIG ? JSON.parse(process.env.NYC_CONFIG) : {};
var config = {};
if (Object.keys(opts).length > 0) {
// explicitly configuring options in babel
// takes precedence.
config = opts;
} else if (nycConfig.include || nycConfig.exclude) {
// nyc was configured in a parent process (keep these settings).
config = {
include: nycConfig.include,
exclude: nycConfig.exclude
};
} else {
// fallback to loading config from key in package.json.
config = {
configKey: 'nyc',
configPath: (0, _path.dirname)(findUp.sync('package.json', {
cwd: cwd
}))
};
}
exclude = testExclude(Object.assign({
cwd: cwd
}, config));
}
return !exclude.shouldInstrument(file);
};
}
function makeVisitor(_ref) {
var t = _ref.types;
var shouldSkip = makeShouldSkip();
return {
visitor: {
Program: {
enter: function enter(path) {
this.__dv__ = null;
var realPath = getRealpath(this.file.opts.filename);
if (shouldSkip(realPath, this.opts)) {
return;
}
var inputSourceMap = this.opts.inputSourceMap;
if (this.opts.useInlineSourceMaps !== false) {
if (!inputSourceMap && this.file.inputMap) {
inputSourceMap = this.file.inputMap.sourcemap;
}
}
this.__dv__ = (0, _istanbulLibInstrument.programVisitor)(t, realPath, {
coverageVariable: '__coverage__',
inputSourceMap: inputSourceMap
});
this.__dv__.enter(path);
},
exit: function exit(path) {
if (!this.__dv__) {
return;
}
var result = this.__dv__.exit(path);
if (this.opts.onCover) {
this.opts.onCover(getRealpath(this.file.opts.filename), result.fileCoverage);
}
}
}
}
};
}
var _default = makeVisitor;
exports["default"] = _default;