Start on dart support
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f4604b077f
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@ -8,6 +8,7 @@ examples/CSharp/Example/obj
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examples/definition.json
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examples/Rust/Gen
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examples/Rust/Impl/target
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examples/Dart/out
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templates/CSharp/bin
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templates/CSharp/obj
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lib/
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@ -2,7 +2,7 @@ import type { Parsed, StatementNode } from "./parser";
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import dbg from "debug";
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const log = dbg("app");
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const BUILTIN = ["float", "int", "string", "boolean"];
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export const BUILTIN = ["float", "int", "string", "boolean"];
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export class IRError extends Error {
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constructor(public statement: StatementNode, message: string) {
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@ -13,6 +13,7 @@ import {
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import { CSharpTarget } from "./targets/csharp";
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import { RustTarget } from "./targets/rust";
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import { ZIGTarget } from "./targets/zig";
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import { DartTarget } from "./targets/dart";
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class CatchedError extends Error {}
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@ -25,6 +26,7 @@ Targets.set("ts-node", NodeJSTypescriptTarget);
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Targets.set("c#", CSharpTarget as typeof CompileTarget);
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Targets.set("rust", RustTarget as typeof CompileTarget);
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Targets.set("zig", ZIGTarget as typeof CompileTarget);
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Targets.set("dart", DartTarget as typeof CompileTarget);
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function indexToLineAndCol(src: string, index: number) {
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let line = 1;
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@ -0,0 +1,168 @@
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import { TypeDefinition, ServiceDefinition, EnumDefinition, Step } from "../ir";
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import { CompileTarget } from "../compile";
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import { LineAppender, lineAppender } from "../utils";
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import chalk from "chalk";
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const conversion = {
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boolean: "bool",
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int: "int",
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float: "double",
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string: "String",
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void: "void",
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bytes: "Uint8List", //TODO: Check this
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};
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function toDartType(type: string): string {
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return (conversion as any)[type] || type;
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}
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export class DartTarget extends CompileTarget<{}> {
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name: string = "dart";
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start(): void {
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if (this.options.allow_bytes == true) {
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throw new Error("Dart has no support for 'bytes' yet!");
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}
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}
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getImport(name: string) {
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return `import "./${name}.dart";`;
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}
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generateImports(a: lineAppender, def: TypeDefinition | ServiceDefinition) {
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def.depends.forEach((dep) => {
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a(0, this.getImport(dep));
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});
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}
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generateType(definition: TypeDefinition): void {
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const { a, getResult } = LineAppender();
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this.generateImports(a, definition);
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a(0, ``);
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a(0, `class ${definition.name} {`);
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for (const field of definition.fields) {
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if (field.array) {
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a(1, `List<${toDartType(field.type)}>? ${field.name};`);
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} else if (field.map) {
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a(1, `Map<${toDartType(field.map)},${toDartType(field.type)}>? ${field.name};`);
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} else {
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a(1, `${toDartType(field.type)}? ${field.name};`);
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}
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}
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a(0, ``);
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a(1, `${definition.name}(${definition.fields.map(e => `this.${e.name}`).join(",")});`);
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a(0, ``);
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a(1, `${definition.name}.fromJson(Map<String, dynamic> json) {`);
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for (const field of definition.fields) {
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a(2, `if(json.containsKey("${field.name}")) {`);
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const parseField = (value: string)=>{
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if (conversion[field.type]) {
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return value;
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} else {
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return `${field.type}.fromJson(${value})`;
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}
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}
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if(field.array) {
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a(3, `this.${field.name} = [];`);
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a(3, `(json["${field.name}"] as List<dynamic>).forEach((e) => {`)
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a(4, `this.${field.name}!.add(${parseField("e")})`);
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a(3, `});`)
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} else if(field.map) {
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a(3, `this.${field.name} = {};`);
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a(3, `(json["${field.name}"] as Map<${toDartType(field.map)},dynamic>).forEach((key, value) => {`)
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a(4, `this.${field.name}![key] = ${parseField("value")}`);
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a(3, `});`)
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} else {
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a(3, `this.${field.name} = ${parseField(`json["${field.name}"]`)};`);
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}
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a(2, `} else {`);
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a(3, `this.${field.name} = null;`);
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a(2, `}`);
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a(0, ``);
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}
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a(1, `}`);
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a(0, `}`);
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this.writeFile(`${definition.name}.dart`, getResult());
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}
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generateEnum(definition: EnumDefinition): void {
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const { a, getResult } = LineAppender();
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a(0, `enum ${definition.name} {`);
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for (const entry of definition.values) {
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const isLast = definition.values[definition.values.length - 1] == entry;
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a(1, `${entry.name}(${entry.value})${isLast ? ";" : ","}`);
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}
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a(0, ``);
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a(1, `final int val;`);
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a(1, `const ${definition.name}(int valT) : val= valT;`);
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a(1, `static ${definition.name}? fromJson(int val) {`);
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a(2, `switch(val){`);
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for (const entry of definition.values) {
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a(3, `case ${entry.value}:`);
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a(4, `return ${definition.name}.${entry.name};`);
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}
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a(3, `default:`);
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a(4, `return null;`);
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a(1, `}`);
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a(0, `}`);
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a(0, ``);
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// a(0, `extension ${definition.name}Ext on ${definition.name} {`);
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// a(1, `int get val {`);
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// a(2, `switch(this) {`);
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// for(const entry of definition.values) {
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// a(3, `case ${definition.name}.${entry.name}:`);
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// a(4, `return ${entry.value};`);
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// }
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// a(3, `default:`);
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// a(4, `return -double.maxFinite.toInt();`);
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// a(2, `}`);
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// a(1, `}`);
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// a(0, `}`);
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this.writeFile(`${definition.name}.dart`, getResult());
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}
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generateService(definition: ServiceDefinition): void {
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console.log(
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chalk.yellow("[DART] WARNING:"),
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"DART support for services is not yet there. Service generation is skipped!"
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);
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}
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finalize(steps: Step[]): void {
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const { a, getResult } = LineAppender();
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// steps.forEach(([type, def]) => {
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// switch (type) {
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// case "type":
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// a(0, `pub ${this.getImport(def.name)}`);
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// break;
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// case "enum":
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// a(0, `pub ${this.getImport(def.name)}`);
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// break;
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// default:
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// console.warn(
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// chalk.yellow("[DART] WARNING:"),
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// "unimplemented step found:",
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// type
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// );
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// // case "service":
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// }
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// });
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// this.writeFile(`mod.dart`, getResult());
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}
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}
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@ -17,7 +17,7 @@ function toZigType(type: string): string {
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return (conversion as any)[type] || type;
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}
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export class ZIGTarget extends CompileTarget<{ csharp_namespace: string }> {
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export class ZIGTarget extends CompileTarget<{ }> {
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name: string = "zig";
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start(): void {
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