Prototype implementation of PL/I

Co-authored-by: Benjamin Wilson <[email protected]>
Co-authored-by: Markus Rudolph <[email protected]>
Signed-off-by: Mark Sujew <[email protected]>

.eslintrc.json

@@ -0,0 +1,13 @@
+{
+    "root": true,
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": {
+        "ecmaVersion": 6,
+        "sourceType": "module"
+    },
+    "plugins": [
+        "@typescript-eslint"
+    ],
+    "rules": {
+    }
+}

.github/workflows/ci.yml

@@ -0,0 +1,41 @@
+name: Build
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    name: CI (${{ matrix.os }})
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [windows-latest, ubuntu-latest]
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 20
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+    - name: Install pnpm
+      uses: pnpm/action-setup@v4
+      with:
+        version: 9
+    - name: Use Node.js
+      uses: actions/setup-node@v3
+      with:
+        node-version: '18'
+        cache: 'pnpm'
+    - name: Build
+      shell: bash
+      run: |
+        pnpm install
+        pnpm build
+    - name: Test
+      if: success() || failure()
+      shell: bash
+      run: |
+        pnpm test

.gitignore

@@ -0,0 +1,11 @@
+.vscode/*
+!.vscode/extensions.json
+!.vscode/launch.json
+!.vscode/tasks.json
+node_modules/
+dist/
+out/
+**/src/generated
+**/syntaxes/pli.merged.json
+*.tsbuildinfo
+*.vsix

.npmrc

@@ -0,0 +1,3 @@
+auto-install-peers = true
+lockfile = true
+link-workspace-packages = true

.vscode/extensions.json

@@ -0,0 +1,6 @@
+{
+    "recommendations": [
+        "langium.langium-vscode",
+        "vitest.explorer"
+    ]
+}

.vscode/launch.json

@@ -0,0 +1,88 @@
+// A launch configuration that launches the extension inside a new window
+// Use IntelliSense to learn about possible attributes.
+// Hover to view descriptions of existing attributes.
+// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Run Extension",
+            "type": "extensionHost",
+            "request": "launch",
+            "args": [
+                "--extensionDevelopmentPath=${workspaceFolder}/packages/extension",
+                "${workspaceFolder}/code_samples"
+            ],
+            "sourceMaps": true,
+            "outFiles": [
+                "${workspaceFolder}/packages/language/out/**/*.js",
+                "${workspaceFolder}/packages/extension/out/**/*.js"
+            ]
+        },
+        {
+            "name": "Run Web Extension",
+            "type": "extensionHost",
+            "debugWebWorkerHost": true,
+            "request": "launch",
+            "args": [
+              "--extensionDevelopmentPath=${workspaceFolder}/packages/extension",
+              "--extensionDevelopmentKind=web",
+              "${workspaceFolder}/code_samples"
+            ],
+            "sourceMaps": true,
+            "outFiles": [
+                "${workspaceFolder}/packages/language/out/**/*.js",
+                "${workspaceFolder}/packages/extension/out/**/*.js"
+            ]
+          }
+        {
+            "name": "Attach to Language Server",
+            "type": "node",
+            "port": 6009,
+            "request": "attach",
+            "skipFiles": [
+                "<node_internals>/**"
+            ],
+            "sourceMaps": true,
+            "outFiles": [
+                "${workspaceFolder}/packages/language/out/**/*.js",
+                "${workspaceFolder}/packages/extension/out/**/*.js",
+                "${workspaceFolder}/node_modules/langium"
+            ]
+        },
+        {
+            "name": "Vitest: Run All",
+            "type": "node",
+            "request": "launch",
+            "skipFiles": [
+                "<node_internals>/**",
+            ],
+            "cwd": "${workspaceFolder}",
+            "runtimeExecutable": "pnpm",
+            "args": [
+                "vitest",
+                "run",
+                "--no-watch"
+            ],
+            "smartStep": true,
+            "console": "integratedTerminal"
+        },
+        {
+            "name": "Vitest: Run Selected File",
+            "type": "node",
+            "request": "launch",
+            "autoAttachChildProcesses": true,
+            "skipFiles": [
+                "<node_internals>/**"
+            ],
+            "runtimeExecutable": "pnpm",
+            "args": [
+                "vitest",
+                "run",
+                "${relativeFile}"
+            ],
+            "smartStep": true,
+            "console": "integratedTerminal"
+        }
+    ]
+}

code_samples/CHART.pli

@@ -1,4 +1,4 @@
-*PROCESS X(S),A(S),LINECOUNT(60);
+ /*PROCESS X(S),A(S),LINECOUNT(60); */
  /*          %M%    %I%    %D%    %T%
      PUNCH ' IDENTIFY **%M%1(''%M%/%I% %D% %T%'')'
      PUNCH ' ENTRY PLISTART '

code_samples/MACROS.pli

@@ -1,4 +1,4 @@
-*PROCESS MI(':'),NEST,X,AG,A,MAR(2,72,1),GN,NUM,STG;
+ /*PROCESS MI(':'),NEST,X,AG,A,MAR(2,72,1),GN,NUM,STG; */
 
   /***     (CHECK):     ***/
 

code_samples/PLI0002.pli

@@ -37,7 +37,7 @@
 
  /* DECLARE HOST-VARIABLE                                     */
  DCL TIMESTAMP CHAR(26);
- DCL BUF1_CLOB SQL TYPE IS CLOB_FILE;
+ DCL BUF1_CLOB; // SQL TYPE IS CLOB_FILE;
  EXEC SQL DECLARE :BUF1_CLOB VARIABLE CCSID EBCDIC;
 
  DCL I FIXED BIN(31);

code_samples/messages/IBM1295IE.pli

@@ -0,0 +1,3 @@
+  TEST: PROCEDURE OPTIONS(MAIN) REORDER;
+    dcl x(-2) fixed bin;  //error: IBM1295IE Sole bound specified is less than 1. An upper bound of 1 is assumed.
+  END TEST;

code_samples/messages/IBM1324IE.pli

@@ -0,0 +1,2 @@
+0PACK: PACKAGE EXPORTS(TEST, TEST, TEST); //error: TEST has 3 occurences, needed 1
+0END;

code_samples/messages/IBM1388IE.pli

@@ -0,0 +1,3 @@
+0a: proc( x ) options(nodescriptor); //error: The NODESCRIPTOR attribute is invalid when any parameters have the NONCONNECTED attribute.
+  dcl x(20) fixed bin nonconnected;
+0end a;

package.json

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+{
+    "name": "pl-one-workspace",
+    "description": "Base workspace package",
+    "version": "0.0.1",
+    "type": "module",
+    "private": true,
+    "scripts": {
+        "watch": "tsc -b tsconfig.build.json --watch",
+        "build": "pnpm langium:generate && tsc -b tsconfig.build.json && pnpm --dir packages/extension build && node ./scripts/merge-tmlanguage.mjs",
+        "build:clean": "pnpm clean && pnpm build",
+        "lint": "eslint src --ext ts",
+        "langium:generate": "pnpm  --dir packages/language langium:generate",
+        "langium:watch": "pnpm --dir packages/language langium:watch",
+        "test": "vitest"
+    },
+    "devDependencies": {
+        "@types/node": "^18.0.0",
+        "@typescript-eslint/parser": "~7.13.0",
+        "@typescript-eslint/eslint-plugin": "~7.13.0",
+        "eslint": "~8.57.0",
+        "deepmerge": "^1.5.0",
+        "langium": "~3.2.0",
+        "shx": "~0.3.4",
+        "typescript": "~5.4.5",
+        "vitest": "^1.6.0"
+    },
+    "volta": {
+        "node": "18.20.3",
+        "npm": "10.7.0"
+    }
+}

packages/extension/.vscodeignore

@@ -0,0 +1,3 @@
+.vscode/**
+.vscode-test/**
+src/**