a little reorganization

make_release/gen-ts-ext.nu

@@ -0,0 +1,94 @@
+def gen-ts-cmds-begin [] {
+    # hooray for multi-line strings
+    build-string "import * as vscode from 'vscode';
+export function activate(context: vscode.ExtensionContext) {
+  const keywordsWithSubCommandsProvider = vscode.languages.registerCompletionItemProvider(
+    'nushell',
+    {
+      provideCompletionItems(
+        document: vscode.TextDocument,
+        position: vscode.Position,
+        token: vscode.CancellationToken,
+        context: vscode.CompletionContext
+    ) {
+"
+}
+
+# generate typescript from nushell commands
+def gen-ts-cmds [] {
+    # let cmds = (help commands | do -i { each { where $it.subcommands == $nothing }} | where description != '' | select name description)
+    let cmds = (help commands | where description != '' | select name description)
+    let updated_cmds = (echo $cmds | insert camel { build-string $it.name 'Completion' | str camel-case } )
+
+    let ts = (echo $updated_cmds |
+    each {
+        let line1 = (build-string "      const " $it.camel " = new vscode.CompletionItem('" $it.name "');" (char newline))
+        let line2 = (build-string "      " $it.camel ".commitCharacters = [' '];" (char newline) (char newline))
+        $line1 + $line2
+    } | str collect)
+
+    build-string (echo $ts) (char nl) "      return [ " (echo $updated_cmds | get camel | str collect ', ') " ];" (char nl) '      },' (char nl) '    }' (char nl) '  );' (char nl) (char nl) | str collect
+}
+
+# generate typescript from nushell subcommands
+def gen-ts-subs [] {
+    let cmds = (help commands | get subcommands | insert base { get name | split column ' ' base sub} | flatten)
+    let updated_cmds = (echo $cmds | insert camelProvider {build-string $it.base 'SubCommandsProvider' | str camel-case } | insert method {build-string $it.name | str camel-case})
+    let subs_count = (help commands | get subcommands | insert base { get name | split column ' ' base sub} | flatten | group-by base | pivot cmd cmd_count | update cmd_count { get cmd_count | length })
+    let subs_collection = (help commands | get subcommands | insert base { get name | split column ' ' base sub} | flatten | group-by base | pivot cmd sub_cmds)
+
+    let ts = (echo $subs_collection |
+    each {
+        let preamble = (get sub_cmds | each --numbered {
+            let method = (build-string $it.item.name | str camel-case)
+            let camel = (build-string $it.item.base 'SubCommandsProvider' | str camel-case)
+            if $it.index == 0 {
+                let line01 = (build-string "    const " $camel  " = vscode.languages.registerCompletionItemProvider(" (char newline))
+                let line02 = (build-string "        'nushell'," (char nl))
+                let line03 = (build-string "        {" (char nl))
+                let line04 = (build-string "            provideCompletionItems(document: vscode.TextDocument, position: vscode.Position) {" (char nl) (char nl))
+                let line05 = (build-string "                const linePrefix = document.lineAt(position).text.substr(0, position.character);" (char nl))
+                let line06 = (build-string "                if (linePrefix.endsWith('" $it.item.base " ')) {" (char nl) (char nl))
+                let line07 = (build-string "                    const " $method " = new vscode.CompletionItem('" $it.item.sub "', vscode.CompletionItemKind.Method);" (char nl))
+                let line08 = (build-string '                    ' $method '.detail = "' $it.item.description '";' (char nl) (char nl))
+                $line01 + $line02 + $line03 + $line04 + $line05 + $line06 + $line07 + $line08
+            } {
+                let line07 = (build-string "                    const " $method " = new vscode.CompletionItem('" $it.item.sub "', vscode.CompletionItemKind.Method);" (char nl))
+                let line08 = (build-string '                    ' $method '.detail = "' $it.item.description '";' (char nl) (char nl))
+                $line07 + $line08
+            }
+        } | str collect)
+
+        let methods = (echo $it.sub_cmds.name | str camel-case | str collect ', ')
+
+        let lines = $"
+                    return [
+                        ($methods)
+                    ];
+                } else {
+                    return undefined;
+                }
+            }
+        },
+        ' '
+    );
+    "
+
+        build-string $preamble $lines
+    } | str collect)
+
+    echo $subs_collection |
+        let post01 = (build-string "    context.subscriptions.push(" (char nl))
+        let post02 = (build-string "        " (echo $updated_cmds | get camelProvider | uniq | str collect ', ') (char nl))
+        let post03 = (build-string "    );" (char nl) "}" (char nl))
+
+        build-string $ts $post01 $post02 $post03
+}
+
+# def log [message:any] {
+#     let now = (date now | date format '%Y%m%d_%H%M%S.%f')
+#     let mess = (build-string $now '|DBG|' $message (char newline))
+#     echo $mess | autoview
+# }
+
+build-string (gen-ts-cmds-begin) (gen-ts-cmds) (gen-ts-subs) | save extension.ts