feat(maker): allow maker configs to be functions that return values b…

…ased on arch

this allows more arguments to be passed through in the future, leaving this undocumented for now as
it's not a pattern I like but a pattern some people might find useful.  Will document once I get a
grip on how exactly I want this to be used.

src/makers/darwin/dmg.js

@@ -3,13 +3,14 @@ import path from 'path';
 import pify from 'pify';
 
 import { ensureFile } from '../../util/ensure-output';
+import configFn from '../../util/config-fn';
 
 export default async (dir, appName, targetArch, forgeConfig, packageJSON) => { // eslint-disable-line
   const outPath = path.resolve(dir, '../make', `${appName}.dmg`);
   await ensureFile(outPath);
   const dmgConfig = Object.assign({
     overwrite: true,
-  }, forgeConfig.electronInstallerDMG, {
+  }, configFn(forgeConfig.electronInstallerDMG, targetArch), {
     appPath: path.resolve(dir, `${appName}.app`),
     name: appName,
     out: path.dirname(outPath),

src/makers/linux/deb.js

@@ -3,6 +3,7 @@ import path from 'path';
 import pify from 'pify';
 
 import { ensureFile } from '../../util/ensure-output';
+import configFn from '../../util/config-fn';
 
 function debianArch(nodeArch) {
   switch (nodeArch) {
@@ -24,7 +25,7 @@ export default async (dir, appName, targetArch, forgeConfig, packageJSON) => { /
     dest: path.dirname(outPath),
     src: dir,
   };
-  const debianConfig = Object.assign({}, forgeConfig.electronInstallerDebian, debianDefaults);
+  const debianConfig = Object.assign({}, configFn(forgeConfig.electronInstallerDebian, targetArch), debianDefaults);
 
   await pify(installer)(debianConfig);
   return [outPath];

src/makers/linux/flatpak.js

@@ -3,6 +3,7 @@ import path from 'path';
 import pify from 'pify';
 
 import { ensureFile } from '../../util/ensure-output';
+import configFn from '../../util/config-fn';
 
 function flatpakArch(nodeArch) {
   switch (nodeArch) {
@@ -24,7 +25,7 @@ export default async (dir, appName, targetArch, forgeConfig, packageJSON) => { /
     dest: path.dirname(outPath),
     src: dir,
   };
-  const flatpakConfig = Object.assign({}, forgeConfig.electronInstallerFlatpak, flatpakDefaults);
+  const flatpakConfig = Object.assign({}, configFn(forgeConfig.electronInstallerFlatpak, targetArch), flatpakDefaults);
 
   await pify(installer)(flatpakConfig);
   return [outPath];

src/makers/linux/rpm.js

@@ -3,6 +3,7 @@ import path from 'path';
 import pify from 'pify';
 
 import { ensureFile } from '../../util/ensure-output';
+import configFn from '../../util/config-fn';
 
 function rpmArch(nodeArch) {
   switch (nodeArch) {
@@ -24,7 +25,7 @@ export default async (dir, appName, targetArch, forgeConfig, packageJSON) => { /
     dest: path.dirname(outPath),
     src: dir,
   };
-  const rpmConfig = Object.assign({}, forgeConfig.electronInstallerRedhat, rpmDefaults);
+  const rpmConfig = Object.assign({}, configFn(forgeConfig.electronInstallerRedhat, targetArch), rpmDefaults);
 
   await pify(installer)(rpmConfig);
   return [outPath];

src/makers/win32/appx.js

@@ -4,6 +4,7 @@ import path from 'path';
 import { spawnPromise, findActualExecutable } from 'spawn-rx';
 
 import { ensureDirectory } from '../../util/ensure-output';
+import configFn from '../../util/config-fn';
 
 // NB: This is not a typo, we require AppXs to be built on 64-bit
 // but if we're running in a 32-bit node.js process, we're going to
@@ -57,7 +58,7 @@ export default async (dir, appName, targetArch, forgeConfig, packageJSON) => { /
     packageDescription: packageJSON.description || appName,
     packageExecutable: `app\\${appName}.exe`,
     windowsKit: path.dirname(findSdkTool('makeappx.exe')),
-  }, forgeConfig.windowsStoreConfig, {
+  }, configFn(forgeConfig.windowsStoreConfig, targetArch), {
     inputDirectory: dir,
     outputDirectory: outPath,
   });

src/makers/win32/squirrel.js

@@ -3,6 +3,7 @@ import fs from 'fs-promise';
 import path from 'path';
 
 import { ensureDirectory } from '../../util/ensure-output';
+import configFn from '../../util/config-fn';
 
 export default async (dir, appName, targetArch, forgeConfig, packageJSON) => { // eslint-disable-line
   const outPath = path.resolve(dir, `../make/squirrel.windows/${targetArch}`);
@@ -12,10 +13,11 @@ export default async (dir, appName, targetArch, forgeConfig, packageJSON) => { /
     name: appName,
     noMsi: true,
     exe: `${appName}.exe`,
-  }, forgeConfig.electronWinstallerConfig, {
+  }, configFn(forgeConfig.electronWinstallerConfig, targetArch), {
     appDirectory: dir,
     outputDirectory: outPath,
   });
+
   await createWindowsInstaller(winstallerConfig);
   const artifacts = [
     path.resolve(outPath, 'RELEASES'),

src/util/config-fn.js

@@ -0,0 +1,6 @@
+export default (configObject, ...args) => {
+  if (typeof configObject === 'function') {
+    return configObject(...args);
+  }
+  return configObject;
+};