feat: Add Comment && Number

.gitignore

@@ -3,3 +3,4 @@
 /dist/*.js.map
 /examples/*/*.js.map
 /.cache/
+/src/*/*.js.map

.vscode/launch.json

@@ -18,7 +18,7 @@
             "type": "node",
             "request": "launch",
             "args": [
-              "${workspaceRoot}/src/parser.ts" // 入口文件
+              "${workspaceRoot}\\examples\\pineapple\\main.ts" // 入口文件
             ],
             "runtimeArgs": [
               "--nolazy",

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "typescript.tsdk": "node_modules\\typescript\\lib"
+}

examples/pineapple/hello-world-1.pineapple

@@ -0,0 +1,10 @@
+$a = 0
+print($a)
+
+$b = "这是pineapple"
+print($b)
+
+# 这是注释           hahahahahahahhaha    \r\n
+
+$c = 1
+print($c)

examples/pineapple/main.ts

@@ -1,16 +1,31 @@
 import { Execute } from '../../src/backend'
 import fs from "fs";
-const args = process.argv.slice(2)
-if (args[0]) {
-    let code = ''
+// const args = process.argv.slice(2)
+// if (args[0]) {
+//     let code = ''
 
-    try {
-        code = fs.readFileSync(args[0], { encoding: 'utf-8' })
-    } catch (error) {
-        console.log(`Error reading file: ${args[0]}`)
-    }
+//     try {
+//         code = fs.readFileSync(args[0], { encoding: 'utf-8' })
+//     } catch (error) {
+//         console.log(`Error reading file: ${args[0]}`)
+//     }
 
-    if (code.length > 0) {
-        Execute(code)
-    }
-}
+//     if (code.length > 0) {
+//         Execute(code)
+//     }
+// }
+
+
+import path from 'path'
+let code = ''
+
+try {
+    code = fs.readFileSync(path.resolve(__dirname,'./hello-world1.pineapple'), { encoding: 'utf-8' })
+    console.log(code, 'code')
+} catch (error) {
+    console.log(`${error}`)
+}
+
+if (code.length > 0) {
+    Execute(code)
+}

src/backend.ts

@@ -1,5 +1,8 @@
-import { Assignment, parse, Print } from "./parser"
+import { parse } from "./parser"
 import { GlobalVariables } from './definition'
+import { Assignment } from "./parser/Assignment"
+import { Print } from "./parser/Print"
+import { Comment } from "./parser/Comment"
 
 let GlobalVariables: GlobalVariables = {
     Variables: {}
@@ -21,6 +24,9 @@ export function Execute(code: string) {
     // parse
     ast = parse(code)
 
+    console.log(JSON.stringify(ast, null, 4), '\r\rAST')
+    console.log("--------------------------------------------")
+
     // resolve
     resolveAST(g, ast)
 }
@@ -42,6 +48,8 @@ function resolveStatement(g: any, statement: any) {
     } else if (statement instanceof Print) {
         let print = statement
         return resolvePrint(g, print)
+    } else if (statement instanceof Comment) {
+        // 注释，什么也不做
     } else {
         throw new Error("resolveStatement(): undefined statement type.")
     }
@@ -53,21 +61,31 @@ function resolveAssignment(g: any, assignment: any) {
     if (varName == "") {
         throw new Error("resolveAssignment(): variable name can NOT be empty.")
     }
-    g.Variables[varName] = assignment.String
+    if (assignment.String !== null && assignment.String !== undefined) {
+        g.Variables[varName] = assignment.String
+    } else if (assignment.Number !== null && assignment.Number !== undefined) {
+        g.Variables[varName] = assignment.Number
+    } else {
+        throw new Error("Ivalie value.");
+    }
+
     return null
 }
 
 
 function resolvePrint(g: any, print: any) {
     let varName = ""
     varName = print.Variable.Name;
+    // console.log(varName, 'varName')
+    // console.log(g, 'g')
     if (varName == "") {
         throw new Error("resolvePrint(): variable name can NOT be empty.")
     }
     let str = ""
     let ok = false
     str = g.Variables[varName]
-    ok = str ? true : false
+    // console.log(str, 'str')
+    ok = str !== null && str !== undefined ? true : false
     if (!ok) {
         throw new Error(`resolvePrint(): variable '$${varName}'not found.`)
     }