reorganized main file

2022-06-08 16:46:44 -05:00
parent 3fdb3ad110
commit 74904d1c0f
8 changed files with 240 additions and 123 deletions
--- a/src/build.ts
+++ b/src/build.ts
@@ -0,0 +1,71 @@
+import { build, BuildFailure } from 'esbuild'
+import { existsSync, readFileSync, writeFileSync, unlinkSync } from 'fs'
+import { DistPath, ScriptPath } from './paths'
+import { UserScriptMetaFull } from './types'
+import readMeta from './readmeta'
+
+export default async function (
+    name: string,
+    watchCallback:
+        | ((meta: UserScriptMetaFull, error: string | null) => void)
+        | false = false
+): Promise<[UserScriptMetaFull, string | null]> {
+    //read meta file
+    let [metaJson, metaString] = readMeta(name)
+    let outPath = DistPath(name)
+
+    let error: string | null = null
+
+    try {
+        await build({
+            entryPoints: [ScriptPath(name).main],
+            outfile: outPath,
+
+            target: 'esnext',
+            platform: 'node',
+            format: 'esm',
+
+            bundle: true,
+            minify: false,
+
+            watch: !watchCallback
+                ? false
+                : {
+                      onRebuild(err, result) {
+                          if (err) {
+                              console.error(name, err)
+                              let error = (err as BuildFailure).message
+                              watchCallback(metaJson, error)
+                          } else {
+                              console.log('watch build succeeded:', result)
+                          }
+                      },
+                  },
+
+            define: {
+                UserScriptName: `'${metaJson.name}'`,
+                UserScriptNamespace: `'${metaJson.namespace}'`,
+                UserScriptVersion: `'${metaJson.version}'`,
+
+                UserScriptDownloadURL: `'${metaJson.downloadURL}'`,
+                UserScriptSupportURL: `'${metaJson.supportURL}'`,
+                UserScriptHomepageURL: `'${metaJson.homepageURL}'`,
+            },
+        })
+    } catch (err) {
+        console.error(name, err)
+        error = (err as BuildFailure).message
+    }
+
+    //add UserScript header
+    if (existsSync(outPath)) {
+        if (!error) {
+            let content = readFileSync(outPath).toString()
+            writeFileSync(outPath, metaString + content)
+        } else {
+            unlinkSync(outPath)
+        }
+    }
+
+    return [metaJson, error]
+}