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// Copyright (c) 2019, Bastien Penavayre
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
const BaseCompiler = require('../base-compiler'),
_ = require('underscore'),
path = require('path'),
argumentParsers = require('./argument-parsers'),
fs = require('fs-extra');
const NimCommands = [
'compile', 'compileToC', 'c',
'compileToCpp', 'cpp', 'cc',
'compileToOC', 'objc',
'js',
'check',
];
class NimCompiler extends BaseCompiler {
constructor(info, env) {
super(info, env);
this.compiler.supportsIntel = true;
}
cacheDir(outputFilename) {
return outputFilename + '.cache';
}
optionsForFilter(filters, outputFilename) {
return [
'-o:' + outputFilename, //output file, only for js mode
'--nolinking', //disable linking, only compile to nimcache
'--nimcache:' + this.cacheDir(outputFilename), //output folder for the nimcache
];
}
filterUserOptions(userOptions) {
//If none of the allowed commands is present in userOptions add 'compile' command
if (_.intersection(userOptions, NimCommands).length === 0) {
userOptions.unshift('compile');
}
return userOptions.filter(option => !['--run', '-r'].includes(option));
}
expectedExtensionFromCommand(command) {
const isC = ['compile', 'compileToC', 'c'],
isCpp = ['compileToCpp', 'cpp', 'cc'],
isObjC = ['compileToOC', 'objc'];
if (isC.includes(command))
return '.c.o';
else if (isCpp.includes(command))
return '.cpp.o';
else if (isObjC.includes(command))
return '.m.o';
else
return null;
}
getCacheFile(options, inputFilename, cacheDir) {
const commandsInOptions = _.intersection(options, NimCommands);
if (commandsInOptions.length === 0)
return null;
const command = commandsInOptions[0];
const extension = this.expectedExtensionFromCommand(command);
if (!extension)
return null;
const moduleName = path.basename(inputFilename);
const resultName = '@m' + moduleName + extension;
return path.join(cacheDir, resultName);
}
async postProcess(result, outputFilename, filters) {
const options = result.compilationOptions;
const cacheDir = this.cacheDir(outputFilename);
try {
if (_.intersection(options, ['js', 'check']).length > 0)
filters.binary = false;
else {
filters.binary = true;
const objFile = this.getCacheFile(options, result.inputFilename, cacheDir);
await fs.move(objFile, outputFilename);
}
return super.postProcess(result, outputFilename, filters);
} finally {
await fs.remove(cacheDir);
}
}
getSharedLibraryPathsAsArguments(/*libraries*/) {
return [];
}
getArgumentParser() {
return argumentParsers.Nim;
}
isCfgCompiler(/*compilerVersion*/) {
return true;
}
}
module.exports = NimCompiler;
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