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node_modules/node-sass/scripts/build.js

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+/*!
+ * node-sass: scripts/build.js
+ */
+
+var fs = require('fs'),
+  path = require('path'),
+  spawn = require('cross-spawn'),
+  sass = require('../lib/extensions');
+
+/**
+ * After build
+ *
+ * @param {Object} options
+ * @api private
+ */
+
+function afterBuild(options) {
+  var install = sass.getBinaryPath();
+  var target = path.join(__dirname, '..', 'build',
+    options.debug ? 'Debug' :
+      process.config.target_defaults
+        ?  process.config.target_defaults.default_configuration
+        : 'Release',
+    'binding.node');
+
+  fs.mkdir(path.dirname(install), {recursive: true}, function(err) {
+    if (err && err.code !== 'EEXIST') {
+      console.error(err.message);
+      return;
+    }
+
+    fs.stat(target, function(err) {
+      if (err) {
+        console.error('Build succeeded but target not found');
+        return;
+      }
+
+      fs.rename(target, install, function(err) {
+        if (err) {
+          console.error(err.message);
+          return;
+        }
+
+        console.log('Installed to', install);
+      });
+    });
+  });
+}
+
+/**
+ * Build
+ *
+ * @param {Object} options
+ * @api private
+ */
+
+function build(options) {
+  var args = [require.resolve(path.join('node-gyp', 'bin', 'node-gyp.js')), 'rebuild', '--verbose'].concat(
+    ['libsass_ext', 'libsass_cflags', 'libsass_ldflags', 'libsass_library'].map(function(subject) {
+      return ['--', subject, '=', process.env[subject.toUpperCase()] || ''].join('');
+    })).concat(options.args);
+
+  console.log('Building:', [process.execPath].concat(args).join(' '));
+
+  var proc = spawn(process.execPath, args, {
+    stdio: [0, 1, 2]
+  });
+
+  proc.on('exit', function(errorCode) {
+    if (!errorCode) {
+      afterBuild(options);
+      return;
+    }
+
+    if (errorCode === 127 ) {
+      console.error('node-gyp not found!');
+    } else {
+      console.error('Build failed with error code:', errorCode);
+    }
+
+    process.exit(1);
+  });
+}
+
+/**
+ * Parse arguments
+ *
+ * @param {Array} args
+ * @api private
+ */
+
+function parseArgs(args) {
+  var options = {
+    arch: process.arch,
+    platform: process.platform,
+    force: process.env.npm_config_force === 'true',
+  };
+
+  options.args = args.filter(function(arg) {
+    if (arg === '-f' || arg === '--force') {
+      options.force = true;
+      return false;
+    } else if (arg.substring(0, 13) === '--target_arch') {
+      options.arch = arg.substring(14);
+    } else if (arg === '-d' || arg === '--debug') {
+      options.debug = true;
+    } else if (arg.substring(0, 13) === '--libsass_ext' && arg.substring(14) !== 'no') {
+      options.libsassExt = true;
+    }
+
+    return true;
+  });
+
+  return options;
+}
+
+/**
+ * Test for pre-built library
+ *
+ * @param {Object} options
+ * @api private
+ */
+
+function testBinary(options) {
+  if (options.force || process.env.SASS_FORCE_BUILD) {
+    return build(options);
+  }
+
+  if (!sass.hasBinary(sass.getBinaryPath())) {
+    return build(options);
+  }
+
+  console.log('Binary found at', sass.getBinaryPath());
+  console.log('Testing binary');
+
+  try {
+    require('../').renderSync({
+      data: 's { a: ss }'
+    });
+
+    console.log('Binary is fine');
+  } catch (e) {
+    console.log('Binary has a problem:', e);
+    console.log('Building the binary locally');
+
+    return build(options);
+  }
+}
+
+/**
+ * Apply arguments and run
+ */
+
+testBinary(parseArgs(process.argv.slice(2)));